Automatic oil skimming device for emulsion pool

By employing three skimming funnels and a connecting rod assembly in the emulsion tank, the problem of limited processing capacity of existing emulsion tank skimming devices is solved, achieving efficient and stable waste oil collection and simple operation.

CN223988151UActive Publication Date: 2026-03-13HUAFON NIKKEI ALUMINUM
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-03
Publication Date
2026-03-13

AI Technical Summary

Technical Problem

Existing emulsion skimming devices have limited processing capacity, are inconvenient to maintain, and are of poor practicality.

Method used

Design an automatic oil skimming device for an emulsion tank, which uses three skimming funnels and a connecting rod assembly. The angle between the connecting rod assembly and the triangular plate is 60°. The funnels are equipped with 30° inclined grooves, and the connecting blocks are designed to be inserted into the connecting grooves.

Benefits of technology

It improves skimming efficiency, reduces waiting time, and enhances the stability and ease of operation of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of waste oil collection of emulsion pools, and discloses an automatic oil skimming device of an emulsion pool, which comprises a triangular plate, an inclined threaded hole is formed in a triangle at the top end of the triangular plate, a connecting rod assembly is arranged at the top end of the triangular plate through threads of the inclined threaded hole, and a floating ball is arranged at the top end of the connecting rod assembly. And a connecting frame is fixedly mounted at the top end of the triangular plate. According to the automatic oil skimming device for the emulsion pool, through the design of three same oil skimming funnels and 30-degree chutes formed in the oil skimming funnels at equal intervals, the flowing-in speed of waste oil can be increased, the oil skimming efficiency is improved to the maximum extent, the waiting time is shortened, and the connecting rod assembly and the floating ball are of a detachable structure, so that disassembly and assembly are convenient; meanwhile, through the design that the included angle between the connecting rod assembly and the triangular plate is 60 degrees, the gravity center of the whole oil skimming device can be lowered, the stability of the whole oil skimming device in an emulsion pool can be improved, through the design of the connecting block and the connecting groove, the oil skimming funnel can be rapidly aligned, and the operation difficulty is lowered.
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Description

Technical Field

[0001] This utility model relates to the field of waste oil collection technology for emulsion tanks, specifically an automatic oil skimming device for emulsion tanks. Background Technology

[0002] An emulsion tank is a container or facility used for storing and processing emulsions. In appearance, emulsion tanks are generally regular in shape, such as rectangular or circular, with relatively flat inner walls and bottom surfaces to facilitate the storage and flow of emulsions. Emulsion tanks have wide applications in many fields. In chemical production, they can be used to store and formulate various emulsion-like chemical raw materials or products, such as emulsion coatings and adhesives. To ensure the quality and stability of the emulsion, the emulsion tank needs to be skimmed regularly to improve the emulsion quality.

[0003] Chinese Utility Model Patent Publication No. CN220352767U discloses an improved float skimmer. This improved float skimmer improves the original regulating pipe by changing it into a funnel-shaped expanding pipe that forms a channel with the regulating rod. The funnel-shaped expanding pipe can increase the treatment area for surface floating oil to achieve the skimming operation. However, it only has one funnel for skimming, which results in limited capacity for treating waste oil. In addition, the funnel is not easy to disassemble and is inconvenient for later maintenance, making it less practical. Utility Model Content

[0004] (a) Technical problems to be solved

[0005] To address the shortcomings of existing technologies, this invention provides an automatic oil skimming device for emulsion tanks, thereby solving the problems mentioned in the background.

[0006] (II) Technical Solution

[0007] To achieve the above objectives, this utility model provides the following technical solution: an automatic oil skimming device for an emulsion tank, comprising a triangular plate, a threaded hole at the top of the triangular plate, a connecting rod assembly threaded through the threaded hole at the top of the triangular plate, a float ball at the top of the connecting rod assembly, a connecting frame fixedly installed at the top of the triangular plate, an oil skimming funnel inserted into the inner side of the connecting frame, a groove at the top opening of the oil skimming funnel, a secondary oil drain pipe connected to the lower part of the connecting frame, a main oil drain pipe fixedly installed at the end of the secondary oil drain pipe away from the connecting frame, a connecting block fixedly installed on the outer side of the lower part of the oil skimming funnel, a connecting groove at the top opening of the connecting frame, and a locking bolt between the connecting block and the connecting frame;

[0008] The connecting rod assembly includes a main connecting rod, a threaded rod, a secondary connecting rod, a pad, a lock nut, and a limiting rod. A limiting rod is fixedly installed on the lower part of the main connecting rod, and a threaded rod is fixedly installed on the lower part of the limiting rod. A secondary connecting rod is fixedly installed on the top of the main connecting rod. The secondary connecting rod is threadedly connected to the float. A pad is sleeved on the outside of the threaded rod, and a lock nut is threadedly connected to the outside of the threaded rod below the pad.

[0009] Preferably, there are three identical connecting frames and skimming funnels, which are distributed at a 120° angle around the center line of the triangular plate. There are also three identical auxiliary oil drain pipes, which are distributed at a 120° angle around the center line of the main oil drain pipe.

[0010] Compared to the design of a single skimming funnel in the prior art, this skimming device, with its design of three identical skimming funnels, can maximize skimming efficiency and reduce waiting time.

[0011] Preferably, the center lines of the main connecting rod, the threaded rod, the auxiliary connecting rod pad, and the limiting rod are located on the same inclined line, the threaded rod is threadedly connected to the inclined threaded hole, and the threaded rod passes through the inclined threaded hole and extends to the lower part of the triangular plate.

[0012] Preferably, the top of the pad is designed to be inclined, the pad and the triangular plate abut against each other, and the included angle between the connecting rod assembly and the triangular plate is 60°.

[0013] By employing the above technical solution, and through the design of a 60° angle between the connecting rod assembly and the triangular plate, the center of gravity of the entire oil skimming device can be lowered, thereby improving the stability of the entire oil skimming device in the emulsion tank.

[0014] Preferably, the inclined grooves are provided in twelve identical groups, and each group of inclined grooves is provided with multiple identical inclined grooves. The multiple inclined grooves are distributed at equal intervals, and the inclined grooves are designed with a 30° inclination angle.

[0015] The above technical solution, through the design of equally spaced 30° inclined grooves, can accelerate the flow of waste oil and improve the oil skimming efficiency. Compared with the existing technology that uses horizontal grooves, the oil skimming efficiency is further improved.

[0016] Preferably, the connecting block is adapted to the connecting groove, the connecting block and the connecting groove are plug-in connected, and the locking bolt passes through the connecting block and extends into the interior of the connecting frame.

[0017] The above technical solution, through the design of the connecting block and connecting groove, allows for quick alignment during the installation of the skimming funnel, reducing operational difficulty.

[0018] Compared with the prior art, the present invention provides an automatic oil skimming device for emulsion tanks, which has the following beneficial effects:

[0019] 1. This automatic oil skimming device for emulsion tank is equipped with three identical oil skimming funnels and connecting rod assemblies. Through the three identical oil skimming funnels and the 30° inclined grooves opened at equal intervals on the oil skimming funnels, the flow rate of waste oil can be accelerated, the oil skimming efficiency can be maximized, the waiting time can be reduced, and the practicality can be improved.

[0020] 2. The automatic oil skimming device for the emulsion tank has a detachable structure for the connecting rod assembly and float ball, which is convenient for disassembly and assembly. At the same time, the 60° angle between the connecting rod assembly and the triangular plate can lower the center of gravity of the entire oil skimming device, which can improve the stability of the entire oil skimming device in the emulsion tank. The design of the connecting block and connecting groove can realize the quick alignment of the oil skimming funnel, reducing the difficulty of operation. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the three-dimensional structure of the present invention. Figure 1 ;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure of the present invention. Figure 2 ;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of the present invention. Figure 3 ;

[0024] Figure 4 This is a three-dimensional structural diagram of the connecting rod assembly of this utility model;

[0025] Figure 5 This is a three-dimensional structural diagram of the connecting rod assembly of this utility model;

[0026] Figure 6 This is a schematic diagram of the installation structure of the connecting block of this utility model;

[0027] Figure 7 This is a schematic diagram of the disassembled structure of the connecting block of this utility model.

[0028] The components are as follows: 1. Triangular plate; 2. Threaded hole; 3. Connecting rod assembly; 301. Main connecting rod; 302. Threaded rod; 303. Secondary connecting rod; 304. Pad; 305. Locking nut; 306. Limiting rod; 4. Float; 5. Connecting frame; 6. Skimming funnel; 7. Inclined groove; 8. Secondary oil drain pipe; 9. Main oil drain pipe; 10. Connecting block; 11. Connecting groove; 12. Locking bolt. Detailed Implementation

[0029] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0030] Example 1:

[0031] like Figure 1-7 As shown, the present invention provides an automatic oil skimming device for an emulsion tank, including a triangular plate 1. The top of the triangular plate 1 is provided with a slanted threaded hole 2. A connecting rod assembly 3 is threaded through the slanted threaded hole 2 to the top of the triangular plate 1. A float ball 4 is provided to the top of the connecting rod assembly 3. A connecting frame 5 is fixedly installed to the top of the triangular plate 1. An oil skimming funnel 6 is inserted into the inner side of the connecting frame 5. A slanted groove 7 is provided at the top opening of the oil skimming funnel 6. A secondary oil drain pipe 8 is installed in the lower part of the connecting frame 5. A main oil drain pipe 9 is fixedly installed at the end of the secondary oil drain pipe 8 away from the connecting frame 5. A connecting block 10 is fixedly installed on the outer side of the lower part of the oil skimming funnel 6. A connecting groove 11 is provided at the top opening of the connecting frame 5. A locking bolt 12 is provided between the connecting block 10 and the connecting frame 5.

[0032] The connecting rod assembly 3 includes a main connecting rod 301, a threaded rod 302, a secondary connecting rod 303, a pad 304, a locking nut 305, and a limiting rod 306. The limiting rod 306 is fixedly installed at the lower part of the main connecting rod 301, and the threaded rod 302 is fixedly installed at the lower part of the limiting rod 306. The secondary connecting rod 303 is fixedly installed at the top of the main connecting rod 301. The secondary connecting rod 303 is threadedly connected to the float 4. The pad 304 is sleeved on the outside of the threaded rod 302, and the locking nut 305 is threadedly connected to the outside of the threaded rod 302 at the lower part of the pad 304.

[0033] Specifically, three identical connecting frames 5 and skimming funnels 6 are provided, arranged at a 120° angle around the center line of the triangular plate 1. Similarly, three identical auxiliary oil drain pipes 8 are provided, arranged at a 120° angle around the center line of the main oil drain pipe 9. The advantage is that, compared to the existing design with only one skimming funnel 6, this skimming device, through the design of three identical skimming funnels 6, can maximize skimming efficiency and reduce waiting time.

[0034] Specifically, the center lines of the main connecting rod 301, threaded rod 302, auxiliary connecting rod 303, pad 304, and limit rod 306 are located on the same inclined line. The threaded rod 302 is threadedly connected to the inclined threaded hole 2. The threaded rod 302 passes through the inclined threaded hole 2 and extends to the lower part of the triangular plate 1.

[0035] Specifically, the top of the pad 304 is designed to be inclined, and the pad 304 abuts against the triangular plate 1. The included angle between the connecting rod assembly 3 and the triangular plate 1 is 60°. The advantage is that by designing the included angle between the connecting rod assembly 3 and the triangular plate 1 at 60°, the center of gravity of the entire oil skimming device can be lowered, which can improve the stability of the entire oil skimming device in the emulsion tank.

[0036] Example 2:

[0037] like Figure 2-7 As shown, this is an improvement on the previous embodiment.

[0038] Specifically, twelve identical sets of inclined troughs 7 are provided, and each set of inclined troughs 7 has multiple identical sets. The multiple inclined troughs 7 are distributed at equal intervals, and the inclined troughs 7 adopt a 30° inclination angle design. The advantage is that the design of the equally spaced 30° inclined troughs 7 can accelerate the flow of waste oil and improve the oil skimming efficiency. Compared with the horizontal grooves used in the prior art, the oil skimming efficiency is further improved.

[0039] Example 3:

[0040] like Figure 2-7 As shown, this is an improvement on the previous embodiment.

[0041] Specifically, the connecting block 10 is adapted to the connecting groove 11, and the connecting block 10 and the connecting groove 11 are connected by a plug-in joint. The locking bolt 12 passes through the connecting block 10 and extends into the interior of the connecting frame 5. The advantage is that, through the design of the connecting block 10 and the connecting groove 11, the oil skimming funnel 6 can be quickly aligned during installation, reducing the difficulty of operation.

[0042] Working principle: During assembly, first align the connecting block 10 on the outside of the skimming funnel 6 with the connecting groove 11 and insert it until the connecting block 10 is fully inserted into the connecting groove 11. Then, use the locking bolt 12 to lock it. Install the three skimming funnels 6 in sequence. After the three skimming funnels 6 are installed, align the float 4 with the auxiliary connecting rod 303 and screw it in until the float 4 and the auxiliary connecting rod 303 are completely tightened. Then, screw the threaded rod 302 into the inclined threaded hole 2 until the limit rod 306 abuts against the triangular plate 1. Then, put the pad 304 on the outside of the threaded rod 302 and use the locking nut 305 to lock it. The installation of the entire device is now complete. During use, first loosen the locking nut 305, rotate the threaded rod 302 in the opposite direction, and wait for the buoyancy adjustment to be completed. Afterwards, the device is placed in the emulsion tank, and then the main oil drain pipe 9 is connected to the suction port of the pump. The skimming funnel 6 can collect the waste oil in the emulsion tank. During use, the design of three identical skimming funnels 6 can maximize the skimming efficiency and reduce the waiting time. The 60° angle between the connecting rod assembly 3 and the triangular plate 1 can lower the center of gravity of the entire skimming device and improve the stability of the entire skimming device in the emulsion tank. The design of 30° inclined grooves 7 with equal spacing can accelerate the flow of waste oil and improve the skimming efficiency. Compared with the horizontal grooves used in the prior art, the skimming efficiency is further improved. The design of the connecting block 10 and the connecting groove 11 can quickly align the skimming funnel 6 during installation, reducing the difficulty of operation.

[0043] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic skimming device for a tank of emulsion comprising a triangular plate (1), characterized in that: The triangle of the top end of the triangular plate (1) is provided with a slanting threaded hole (2), the top end of the triangular plate (1) is screwed with a connecting rod assembly (3) through the slanting threaded hole (2), the top end of the connecting rod assembly (3) is provided with a floating ball (4), the top end of the triangular plate (1) is fixedly installed with a connecting frame (5), the inner side of the connecting frame (5) is insertedly installed with an oil skimming funnel (6), the top opening of the oil skimming funnel (6) is provided with a slanting groove (7), the lower part of the connecting frame (5) is interconnectedly installed with a secondary oil drain pipe (8), the end of the secondary oil drain pipe (8) away from the connecting frame (5) is fixedly installed with a primary oil drain pipe (9), the outer side of the lower part of the oil skimming funnel (6) is fixedly installed with a connecting block (10), the top opening of the connecting frame (5) is provided with a connecting groove (11), the connecting block (10) and the connecting frame (5) are provided with a locking bolt (12). The connecting rod assembly (3) comprises a main connecting rod (301), a threaded rod (302), a secondary connecting rod (303), a pad block (304), a locking nut (305) and a limiting rod (306), the lower part of the main connecting rod (301) is fixedly installed with a limiting rod (306), the lower part of the limiting rod (306) is fixedly installed with a threaded rod (302), the top end of the main connecting rod (301) is fixedly installed with a secondary connecting rod (303), the secondary connecting rod (303) is screwed with the floating ball (4), the outer side of the threaded rod (302) is sleevedly installed with a pad block (304), the outer side of the threaded rod (302) is screwed with a locking nut (305) below the pad block (304).

2. An automatic skimming device for emulsion sumps as claimed in claim 1, characterized in that: The connecting frame (5) and the oil skimming funnel (6) are all provided with three, the three connecting frames (5) and the three oil skimming funnels (6) are distributed at an angle of 120° around the center line of the triangular plate (1), the secondary oil drain pipe (8) is provided with three, the three secondary oil drain pipes (8) are distributed at an angle of 120° around the center line of the primary oil drain pipe (9).

3. An automatic skimming device for emulsion sumps as claimed in claim 1, characterized in that: The center lines of the main connecting rod (301), the threaded rod (302), the secondary connecting rod (303), the pad block (304) and the limiting rod (306) are located on the same inclined line, the threaded rod (302) is screwed with the slanting threaded hole (2), and the threaded rod (302) penetrates through the slanting threaded hole (2) and extends to the lower part of the triangular plate (1).

4. An automatic skimming device for emulsion sumps as claimed in claim 1, characterized in that: The top end of the pad block (304) is designed to be inclined, the pad block (304) is in mutual abutment with the triangular plate (1), and the included angle between the connecting rod assembly (3) and the triangular plate (1) is 60°.

5. An automatic skimming device for emulsion sump according to claim 1, characterized in that: The slanting groove (7) is provided with twelve groups, each group of the slanting groove (7) is provided with a plurality of, the plurality of slanting grooves (7) are distributed at equal intervals, and the slanting groove (7) is designed to be inclined at an angle of 30°.

6. An automatic skimming device for emulsion sumps as defined in claim 1, characterized in that: The connecting block (10) is matched with the connecting groove (11), the connecting block (10) and the connecting groove (11) are connected in plug-in connection, and the locking bolt (12) penetrates through the connecting block (10) and extends to the inside of the connecting frame (5).

Citation Information

Patent Citations

  • Improved floating ball oil skimmer

    CN220352767U