Pipeline deoiling equipment and use method thereof

Abstract

The invention discloses pipeline deoiling equipment and a using method thereof. The pipeline deoiling equipment comprises a cleaning device (1) used for cleaning a pipeline, a conveying device (2) used for conveying the pipeline to the cleaning device (1), and a liquid storage device (3) used for providing cleaning liquid for the cleaning device (1) and recycling waste liquid. The method has the excellent characteristics of simplicity and convenience in operation, safety, environmental protection, economical and energy-saving operation, outstanding oil and fat removal and the like.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pipeline cleaning equipment, in particular to a pipeline oil removal equipment for stainless steel, duplex steel, special alloy steel and the like and a use method thereof. BACKGROUND

[0002] Stainless steel pipe is not only used for conveying fluid and powdery solid, exchanging heat energy, manufacturing mechanical parts and containers, but also is an economical steel material. The use of stainless steel pipe to manufacture building structure net rack, support and mechanical support can reduce weight, save metal by 20-40%, and realize factory mechanized construction. The use of stainless steel pipe to manufacture highway bridge can not only save steel material and simplify construction, but also greatly reduce the area of protective coating, save investment and maintenance cost.

[0003] During the processing of stainless steel pipe, the surface thereof often contacts various oil substances, such as lubricating oil, cutting oil or rust-proof oil used in mechanical processing. The formation of oil stains on the surface of stainless steel pipe is not only an appearance problem, but also can negatively affect the performance and service life of stainless steel material. For example, oil stains can cause the aggregation and accumulation of surface adhesion, thereby reducing the corrosion resistance of the material and even affecting the subsequent processing technology and coating adhesion.

[0004] At present, the method for removing oil from stainless steel pipe on the market usually sprays cleaning agent on the stainless steel pipe under open-air conditions, and then washes the stainless steel pipe with a high-pressure water gun. This method not only requires multiple people to operate and has high labor cost, but also has a poor working environment. The cleaning agent used in the cleaning process can contain chemical substances harmful to the environment and health, such as volatile organic compounds (VOCs) or toxic metal ions. In addition, the waste water and waste liquid generated during the cleaning process can also pollute the environment.

[0005] Therefore, it is necessary to develop a stainless steel pipe oil removal equipment to solve the above problems. SUMMARY

[0006] The present application aims to provide a pipeline oil removal equipment and a use method thereof, which has the advantages of simple operation, safety, environmental protection, economic operation and energy saving, outstanding oil and grease removal, and the like.

[0007] To achieve the above-mentioned purpose, the present application provides the following technical solution: a pipeline oil removal equipment, comprising a cleaning device for cleaning a pipeline, a conveying device for conveying the pipeline to the cleaning device, a liquid storage device for providing cleaning liquid to the cleaning device and recovering waste liquid.

[0008] By adopting the technical scheme, the pipeline is sent into the cleaning device by the conveying device, then the cleaning device is injected by the liquid storage device to perform reaction cleaning, after the pipeline is cleaned, the waste liquid is discharged by the liquid storage device, and the cleaned pipeline is pulled out by the conveying device, thereby completing the cleaning of the pipeline.

[0009] The cleaning device further comprises a mounting frame and a cleaning bin arranged on the mounting frame, one end of the cleaning bin is provided with an inlet and outlet for the pipeline to enter, and a bin door that can be opened and closed is arranged at the inlet and outlet, and the cleaning bin is provided with a water inlet and a water outlet near the two ends.

[0010] By adopting the technical scheme, the hollow cleaning bin is arranged, the pipeline enters the cleaning bin through the inlet and outlet, the cleaning agent enters the cleaning bin through the water inlet, and the waste liquid is discharged through the water outlet, so that the structure is simple and reliable, and the processing and production are facilitated.

[0011] The cleaning device further comprises a high-pressure jetting assembly, the high-pressure jetting assembly divides the cleaning bin into a water inlet cavity connected with the water inlet and a cleaning cavity for storing the pipeline, and the high-pressure jetting assembly comprises a fixed outer ring connected with the inner wall of the cleaning bin and a porous plate arranged at the center of the fixed outer ring.

[0012] By adopting the technical scheme, after the washing liquid enters the water inlet cavity of the cleaning bin, the washing liquid is sprayed into the cleaning cavity through the porous plate to flush the pipeline, so that the cleaning efficiency and cleaning effect of the pipeline are improved.

[0013] The cleaning device further comprises a gas cylinder, a fixed sleeve is welded on the outer periphery of the cleaning bin, the fixed sleeve is provided with a rotating shaft at each end, a plurality of reinforcing ribs are arranged between each rotating shaft and the fixed sleeve, the mounting frame is provided with a bearing seat corresponding to the positions of the two sides of the cleaning bin, the rotating shaft is in rotating fit with the corresponding bearing seat, the fixed end of the gas cylinder is hinged to the mounting frame, the movable end of the gas cylinder is hinged to the position close to the end of the cleaning bin, and the gas cylinder drives the cleaning bin to swing when the gas cylinder is extended and retracted.

[0014] By adopting the technical scheme, when the gas cylinder is extended and retracted, the cleaning bin can be rotated around the rotating shaft, the internal liquid is shaken, the cleaning liquid and the stains on the pipeline can fully react, and the cleaning effect of the pipeline can be further improved.

[0015] The application is further provided with a connecting flange at the inlet and outlet of the cleaning bin, the bin door is hinged to the connecting flange, a plurality of snare bolts are hinged to the connecting flange, the connecting flange and the bin door are respectively provided with a first groove and a second groove for clamping the corresponding snare bolts, and the snare bolts are further threaded with a locking nut that presses the bin door against the connecting flange to close the inlet and outlet when locked.

[0016] By clamping the snare bolts into the second grooves on the bin door and tightening the locking nut, the bin door can be closed, and by loosening the locking nut and allowing the snare bolts to loosen from the second grooves, the bin door can be opened, and the opening and closing operation of the bin door is very convenient.

[0017] The application is further provided with a conveying device including a conveying frame, a bin-entering basket movably arranged on the conveying frame, and a driving mechanism for driving the bin-entering basket to enter and exit the cleaning bin, the bin-entering basket includes a plurality of annular connecting plates arranged side by side, the plurality of annular connecting plates are connected together through a plurality of connecting rods, the extension direction of the connecting rods is perpendicular to the annular connecting plates, an annular support plate made of elastic material is installed on each annular connecting plate, and the inner circular surface of the annular support plate protrudes from the inner circular surface of the annular connecting plate for supporting the pipeline.

[0018] By adopting the above technical solution, the overall shape of the bin-entering basket is adapted to the cleaning bin, the structure of the plurality of connecting rods and annular connecting plates has smaller blockage and better cleaning effect, and the elastic annular support plate is used for supporting the pipeline and is not easy to scratch the pipeline, thereby playing a protective role on the pipeline.

[0019] The application is further provided with one wheel frame on each side of the annular connecting plate, at least one guide wheel is rotatably connected to the wheel frame, a first guide rail for supporting and guiding the guide wheel is arranged on each side of the conveying frame, and a second guide rail for supporting and guiding the guide wheel is arranged on each side of the inner wall of the cleaning bin.

[0020] By adopting the above technical solution, the guide wheels are guided through the first guide rails and the second guide rails, and the rolling fit guiding mode is adopted, which not only has smaller friction but also has stable and reliable directional transmission.

[0021] The application is further provided that the driving mechanism comprises a driving motor, a driving shaft, a driven shaft, a driving sprocket, a driven sprocket, a chain and a driving rod, the driving shaft and the driven shaft are rotatably installed on the conveying frame, the driving motor is fixed on the conveying frame, the motor shaft of the driving motor is connected with the driving shaft, the chain is engaged with the driving sprocket and the driven sprocket, one end of the driving rod is hingedly connected with one of the chain links of the chain, the other end of the driving rod is provided with a linkage plate, and a driving groove is formed between the linkage plate and the driving rod for being clamped with the annular connecting plate at the end of the feeding basket.

[0022] By adopting the above technical scheme, the chain transmission structure has strong bearing capacity, no elastic sliding and no slipping phenomenon, the feeding basket is driven in and out of the cleaning tank by the chain through the driving rod, and the transmission of the feeding basket is stable and reliable.

[0023] The application is further provided that the liquid storage device comprises a first pump, a second pump, a waste liquid tank, a clean water tank and at least one cleaning agent tank, the inlet of the first pump is connected with a water pumping main pipeline, the water pumping main pipeline is connected with the waste liquid tank, the clean water tank and the cleaning agent tank through a plurality of first branch pipelines, and a first valve is installed on each first branch pipeline, the outlet of the first pump is connected with a water supply main pipeline, and the water supply main pipeline is connected with the water inlet of the cleaning tank; the inlet of the second pump is connected with the water outlet of the cleaning tank through a drainage pipeline, and a second valve is installed on the drainage pipeline, the outlet of the second pump is connected with a water return main pipeline, and the water return main pipeline is connected with the waste liquid tank, the clean water tank and the cleaning agent tank through a plurality of second branch pipelines, and a third valve is installed on each second branch pipeline.

[0024] By adopting the above technical scheme, the liquid storage device comprises waste liquid recovery, clean water cleaning and cleaning agent cleaning three functions, on the basis of cleaning the pipeline, the cleanliness of the pipeline surface is improved by cleaning with clean water, and the washing liquid residue is avoided, and meanwhile, the waste liquid is recycled, and the device is more environmentally friendly.

[0025] The application also provides a use method of the pipeline oil removal equipment, comprising the following steps: S1, feeding, stacking the pipelines to be cleaned on the feeding basket; S2, electric feeding into the cleaning tank, placing the feeding basket on the conveying device including the conveying frame, clamping the driving rod of the driving mechanism with the feeding basket, starting the driving motor, driving the chain to move through the driving sprocket and the driven sprocket of the driving motor, driving the feeding basket into the cleaning tank through the driving rod, and then withdrawing the driving rod; S3, closing the tank door, clamping the live knot bolt into the first groove body of the connecting flange and the second groove body of the tank door, and then tightening the locking nut to lock the tank door; S4, inject liquid, start the first pump body, inject the cleaning agent in the cleaning agent bin into the cleaning bin, then start the air cylinder, the air cylinder drives the cleaning bin to swing, so that the cleaning agent fully contacts and reacts with the pipeline on the basket, after sufficient reaction, stop the air cylinder, then start the second pump body, the waste liquid is pumped out to the waste liquid bin; then start the first pump body, inject the clean water in the clean water bin into the cleaning bin, then start the air cylinder, the air cylinder drives the cleaning bin to swing, the clean water cleans the pipeline on the basket, after sufficient cleaning, stop the air cylinder, then start the second pump body, the waste liquid is pumped out to the waste liquid bin; S5, drain, the basket is placed in the cleaning bin until the pipeline on the basket is drained; S6, open the door, loosen the locking nut, pull out the first slot body of the connecting flange and the second slot body of the door, open the door; S7, electrically remove the cleaning bin, drive the chain to move by the driving motor, promote the driving rod to extend into the cleaning bin, card the driving rod with the basket, then drive the chain to move in reverse by the driving motor, until the driving rod completely pulls out the basket from the cleaning bin, complete the cleaning of the pipeline.

[0026] By adopting the above technical scheme, only one person is needed to operate, the pipeline is cleaned, and the operation is simple, safe, environmentally friendly, economical and energy-saving, and the oil and grease removal is prominent. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a schematic diagram of the structure of the whole application; Figure 2 It is a schematic diagram of the structure of the cleaning device of the application; Figure 3 It is Figure 2 It is a schematic diagram of the enlarged structure of part A; Figure 4 It is a sectional view of the whole cleaning device of the application; Figure 5 It is a schematic diagram of the structure of the high-pressure jet assembly of the application; Figure 6 It is a schematic diagram of the connection structure of the cleaning bin and the door of the application; Figure 7 It is a schematic diagram of the structure of the conveying device of the application; Figure 8 It is Figure 7 It is a schematic diagram of the enlarged structure of part B; Figure 9 It is Figure 7 It is a schematic diagram of the enlarged structure of part C; Figure 10 It is Figure 7 It is a schematic diagram of the enlarged structure of part D; Figure 11 It is a schematic diagram of the structure of the basket of the application; Figure 12 Figure 1 is a schematic view of the enlarged structure of the middle E part; Figure 11 Figure 13 Figure 2 is a schematic view of the connecting structure of the liquid storage device and the cleaning device of the present application; Figure 14 Figure 3 is a sectional view of the liquid storage device of the present application.

[0028] Figure 1 is a schematic view of the enlarged structure of the middle E part; DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0030] Embodiment: as shown in the accompanying drawings Figures 1 to 14 ​As shown, the present embodiment provides a pipeline oil removal equipment, which comprises a cleaning device 1 for cleaning the pipeline, a conveying device 2 for conveying the pipeline to the cleaning device 1, and a liquid storage device 3 for providing cleaning liquid to the cleaning device 1 and recovering waste liquid. The pipeline is sent into the cleaning device 1 by the conveying device 2, and then the cleaning device 1 is injected by the liquid storage device 3 for reaction cleaning. After the pipeline is cleaned, the waste liquid is discharged by the liquid storage device 3, and the cleaned pipeline is pulled out by the conveying device 2, thereby completing the cleaning of the pipeline. The equipment replaces manual cleaning and only needs one person to operate, and has the advantages of simple operation, safety, environmental protection, economic operation, energy saving, and prominent oil and grease removal.

[0031] As shown in the accompanying drawings, Figures 2 to 6 The cleaning device 1 comprises a mounting frame 4 and a cleaning bin 5 arranged on the mounting frame 4. The cleaning bin 5 is provided with an inlet and outlet 6 at least at one end for the pipeline to enter, and the inlet and outlet 6 is provided with an openable and closable bin door 7. The cleaning bin 5 is provided with a water inlet 8 and a water outlet 9 near the two ends, respectively. The hollow cleaning bin 5 is provided, the pipeline enters the cleaning bin 5 through the inlet and outlet 6, the cleaning agent enters the cleaning bin 5 through the water inlet 8, and the waste liquid is discharged from the cleaning bin 5 through the water outlet 9, which is simple and reliable in structure and beneficial to processing and production.

[0032] In addition, a plurality of observation mirrors can be arranged on the cleaning bin 5 to facilitate observation of the cleaning condition in the cleaning bin 5. Meanwhile, two one-way valves are arranged on the cleaning bin 5, one of which is only for gas entry, and the other is only for gas discharge. The one-way valve for discharging gas is connected with a gas treatment device through a gas discharge pipe for reaction of the gas generated inside.

[0033] As shown in the accompanying drawings, Figures 2 to 6 The cleaning device 1 further comprises a high-pressure jet assembly 10, which divides the cleaning bin 5 into a water inlet cavity 11 connected with the water inlet 8 and a cleaning cavity 12 for storing the pipeline. The high-pressure jet assembly 10 comprises a fixed outer ring 13 connected with the inner wall of the cleaning bin 5 and a perforated plate 14 arranged at the center of the fixed outer ring 13, which can be connected by bolts or fixed by welding. After the cleaning liquid enters the water inlet cavity 11 of the cleaning bin 5, it is sprayed into the cleaning cavity 12 through the perforated plate 14 to flush the pipeline, which can improve the cleaning efficiency and effect of the pipeline.

[0034] As shown in the accompanying drawings, Figures 2 to 6As shown, the cleaning device 1 further comprises a gas cylinder 15, the cleaning bin 5 is welded with a fixed sleeve 16, the fixed sleeve 16 is provided with a rotating shaft 17 at both ends, and a plurality of reinforcing ribs 18 are arranged between each rotating shaft 17 and the fixed sleeve 16. The rotating shaft 17 is welded on the fixed sleeve 16, and the fixed sleeve 16 is welded on the cleaning bin 5, so that the processing and assembly are more convenient. The mounting rack 4 is provided with a bearing seat 19 corresponding to the positions of both sides of the cleaning bin 5. The rotating shaft 17 is rotatably connected with the corresponding bearing seat 19. The fixed end of the gas cylinder 15 is hinged to the mounting rack 4. The movable end of the gas cylinder 15 is hinged to the part close to the end of the cleaning bin 5. The gas cylinder 15 drives the cleaning bin 5 to swing when it is extended or retracted. When the gas cylinder 15 is extended or retracted, the cleaning bin 5 can be rotated around the rotating shaft 17, the liquid inside is shaken, the cleaning liquid and the stains on the pipeline fully react, and the cleaning effect of the pipeline can be further improved.

[0035] As shown in the accompanying drawings Figures 2 to 6 The inlet and outlet 6 of the cleaning bin 5 is welded with a connecting flange 20, the bin door 7 is hinged to the connecting flange 20, a plurality of live bolt 21 are hinged to the connecting flange 20, the connecting flange 20 and the bin door 7 are respectively provided with a first groove 22 and a second groove 23 for the corresponding live bolt 21 to be clamped in, and the live bolt 21 is further screwed with a locking nut 24 which presses the bin door 7 on the connecting flange 20 to close the inlet and outlet 6. By clamping the second groove 23 on the bin door 7 with the live bolt 21 and tightening the locking nut 24, the bin door 7 can be closed. By loosening the locking nut 24 and making the live bolt 21 loose the second groove 23, the bin door 7 can be opened. The opening and closing operation of the bin door 7 is very convenient.

[0036] As shown in the accompanying drawings Figures 7 to 12 The conveying device 2 comprises a conveying frame 25, an inlet basket 26 movably arranged on the conveying frame 25, and a driving mechanism 27 for driving the inlet basket 26 to enter and exit the cleaning bin 5. The inlet basket 26 comprises a plurality of annular connecting plates 28 arranged side by side, a plurality of connecting rods 29 are connected together, the annular connecting plate 28 and the connecting rod 29 are fixed by welding, the extension direction of the connecting rod 29 is perpendicular to the annular connecting plate 28, an annular support plate 30 made of elastic material is installed on each annular connecting plate 28, and the two are connected together by screws. More specifically, the annular support plate 30 can be made of silica gel material, the inner circular surface of the annular support plate 30 protrudes from the inner circular surface of the annular connecting plate 28, and is used for supporting the pipeline. The overall shape of the inlet basket 26 is matched with the cleaning bin 5, the structure of a plurality of connecting rods 29 and annular connecting plates 28 has smaller blockage and better cleaning effect, and the elastic annular support plate 30 is used for supporting the pipeline and is not easy to scratch the pipeline, thereby playing a protective role for the pipeline.

[0037] As shown in the accompanying drawingsFigures 7 to 12 As shown, the two sides of the annular connecting plate 28 are respectively provided with a wheel frame 31, and at least one guide wheel 32 is rotatably connected to the wheel frame 31 through shaft connection. The two sides of the conveying frame 25 are respectively provided with a first guide rail 33 for supporting and guiding the guide wheel 32. The first guide rails 33 are welded to the two sides of the conveying frame 25 and are arranged in parallel. The two sides of the inner wall of the cleaning bin 5 are respectively provided with a second guide rail 34 for supporting and guiding the guide wheel 32. The second guide rails 34 are welded to the two sides of the inner wall of the cleaning bin 5 and are arranged in parallel. The guide wheel 32 is guided by the first guide rail 33 and the second guide rail 34 in a rolling fit manner, which not only has smaller friction but also has stable and reliable directional transmission.

[0038] As shown in the accompanying Figures 7 to 12 As shown, the driving mechanism 27 includes a driving motor 35, a driving shaft 36, a driven shaft 37, a driving sprocket 38, a driven sprocket 39, a chain 40, and a driving rod 41. The driving shaft 36 and the driven shaft 37 are rotatably installed on the conveying frame 25, and bearings are provided on the conveying frame 25 for supporting the driving shaft 36 and the driven shaft 37. The driving motor 35 is fixed to the conveying frame 25. The motor shaft of the driving motor 35 is connected to the driving shaft 36 through a shaft coupling. The chain 40 is engagedly connected to the driving sprocket 38 and the driven sprocket 39. One end of the driving rod 41 is hingedly connected to one link of the chain 40. Specifically, a hinged seat is welded to the link, and one end of the driving rod 41 is hingedly connected to the hinged seat. The other end of the driving rod 41 is provided with a linkage plate 42, which can be L-shaped. A driving groove 43 is formed between the linkage plate 42 and the driving rod 41 for clamping and cooperating with the annular connecting plate 28 located at the end of the bin-entering basket 26. The chain 40 transmission structure has strong carrying capacity and no elastic sliding and slipping phenomenon. The chain 40 drives the bin-entering basket 26 to enter and exit the cleaning bin 5 through the driving rod 41, and the transmission of the bin-entering basket 26 is stable and reliable.

[0039] As shown in the accompanying Figure 13 and the accompanying Figure 14As shown, the liquid storage device 3 comprises a first pump 44, a second pump 45, a waste liquid tank 46, a clean water tank 47, and at least one cleaning agent tank 48, each of the waste liquid tank 46, the clean water tank 47, and the cleaning agent tank 48 is provided with a manhole and a sight glass, the inlet of the first pump 44 is connected with a water suction main pipeline 49, the water suction main pipeline 49 is connected with the waste liquid tank 46, the clean water tank 47, and the cleaning agent tank 48 through a plurality of first branch pipelines 50, and each first branch pipeline 50 is provided with a first valve 51, the outlet of the first pump 44 is connected with a water supply main pipeline 52, and the water supply main pipeline 52 is connected with the water inlet 8 of the cleaning tank 5; the inlet of the second pump 45 is connected with the water outlet 9 of the cleaning tank 5 through a drainage pipeline 53, and the drainage pipeline 53 is provided with a second valve 54, the outlet of the second pump 45 is connected with a water return main pipeline 55, and the water return main pipeline 55 is connected with the waste liquid tank 46, the clean water tank 47, and the cleaning agent tank 48 through a plurality of second branch pipelines 56, and each second branch pipeline 56 is provided with a third valve 57. The liquid storage device 3 comprises waste liquid recovery, clean water cleaning, and cleaning agent cleaning three functions, on the basis of pipeline cleaning, clean water cleaning improves the cleanliness of the pipeline surface, avoids the residual of washing liquid, and meanwhile, waste liquid is recycled, which is more environmentally friendly.

[0040] In the embodiment, the number of the cleaning agent tanks 48 is two, which are used for storing high-concentration cleaning agent and low-concentration cleaning agent respectively, and the two are sequentially introduced into the cleaning tank 5 for pipeline reaction cleaning.

[0041] In addition, the waste liquid tank 46, the clean water tank 47, and the cleaning agent tank 48 can share an outer shell and be separated by a partition plate, and have a shape of one tank body, or can be independently provided and have a shape of multiple tank bodies.

[0042] The following is a method for using the steel pipe oil removal equipment, comprising the following steps: S1, feeding, stacking the pipelines to be cleaned on the inlet tank basket; S2, electrically entering the cleaning tank, placing the inlet tank basket on the conveying device including a conveying frame, connecting the driving rod of the driving mechanism with the inlet tank basket, starting the driving motor, and driving the motor to drive the chain to move through the driving sprocket and the driven linkage, and the chain drives the driving rod to push the inlet tank basket into the cleaning tank, and then the driving rod is withdrawn; S3, closing the tank door, closing the tank door, clamping the live knot bolt into the first groove body of the connecting flange and the second groove body of the tank door, and then tightening the locking nut to lock the tank door; S4, inject liquid, start the first pump body, inject the cleaning agent in the cleaning agent bin into the cleaning bin, then start the air cylinder, the air cylinder drives the cleaning bin to swing, so that the cleaning agent fully contacts and reacts with the pipeline on the basket, after sufficient reaction, stop the air cylinder, then start the second pump body, and the waste liquid is pumped out to the waste liquid bin; then start the first pump body, inject the clean water in the clean water bin into the cleaning bin, then start the air cylinder, the air cylinder drives the cleaning bin to swing, the clean water cleans the pipeline on the basket, after sufficient cleaning, stop the air cylinder, then start the second pump body, and the waste liquid is pumped out to the waste liquid bin, wherein, the fluid on-off of each channel is realized by controlling each valve; S5, drain, place the basket in the cleaning bin until the pipeline on the basket is drained; S6, open the door, loosen the locking nut, pull out the first slot body of the connecting flange and the second slot body of the door, and open the door; S7, electrically remove the cleaning bin, drive the chain to move by the driving motor, promote the driving rod to extend into the cleaning bin, clamp the driving rod and the basket, then drive the chain to move in the opposite direction by the driving motor, until the driving rod completely pulls out the basket from the cleaning bin, and the pipeline cleaning is completed.

Claims

1. A pipe deoiling apparatus characterized by: The utility model provides a pipeline cleaning device, a conveying device for conveying the pipeline to the cleaning device and a liquid storage device for providing cleaning liquid to the cleaning device and recycling waste liquid.

2. A pipe deoiling apparatus according to claim 1, characterised in that: The cleaning device comprises a mounting frame and a cleaning bin arranged on the mounting frame, one end of the cleaning bin is provided with an inlet and outlet for the pipeline to enter, a hatch is arranged at the inlet and outlet, and the cleaning bin is provided with a water inlet and a water outlet near the two ends.

3. A pipe deoiling apparatus according to claim 2, wherein: The cleaning device further comprises a high-pressure jetting assembly, which divides the cleaning bin into a water inlet cavity connected with the water inlet and a cleaning cavity for storing the pipeline.

4. A pipe deoiling apparatus according to claim 2, wherein: The cleaning device further comprises a pneumatic cylinder, a fixed sleeve is welded on the outer periphery of the cleaning bin, each end of the fixed sleeve is provided with a rotating shaft, a plurality of reinforcing ribs are arranged between each rotating shaft and the fixed sleeve, the mounting frame is provided with a bearing seat corresponding to the two sides of the cleaning bin, the rotating shaft is rotatably connected with the corresponding bearing seat, the fixed end of the pneumatic cylinder is hingedly connected to the mounting frame, the movable end of the pneumatic cylinder is hingedly connected to the part near the end of the cleaning bin, and the pneumatic cylinder drives the cleaning bin to swing when it is extended or retracted.

5. A pipe deoiling apparatus according to claim 2, wherein: The inlet and outlet of the cleaning bin is provided with a connecting flange, the hatch is hingedly connected to the connecting flange, a plurality of live knot bolts are hingedly connected to the connecting flange, the outer periphery of the connecting flange and the hatch is respectively provided with a first groove and a second groove for the corresponding live knot bolts to be clamped in, and a locking nut is threadedly connected to the live knot bolt, which presses the hatch against the connecting flange to close the inlet and outlet.

6. A pipe deoiling apparatus according to claim 2, wherein: The conveying device comprises a conveying frame, an inlet bin movably arranged on the conveying frame and a driving mechanism for driving the inlet bin to enter and exit the cleaning bin, the inlet bin comprises a plurality of annular connecting plates arranged side by side, the plurality of annular connecting plates are connected together through a plurality of connecting rods, the extension direction of the connecting rods is perpendicular to the annular connecting plates, an annular supporting plate made of elastic material is arranged on each annular connecting plate, the inner circular surface of the annular supporting plate protrudes from the inner circular surface of the annular connecting plate, and the annular supporting plate is used for supporting the pipeline.

7. A pipe deoiling apparatus according to claim 6, wherein: Two sides of the annular connecting plate (28) are respectively provided with a wheel frame (31), at least one guide wheel (32) is rotatably connected to the wheel frame (31), two sides of the conveying frame (25) are respectively provided with a first guide rail (33) for supporting and guiding the guide wheel (32), and two sides of the inner wall of the cleaning bin (5) are respectively provided with a second guide rail (34) for supporting and guiding the guide wheel (32).

8. A pipe deoiling apparatus according to claim 6, wherein: The driving mechanism (27) comprises a driving motor (35), a driving shaft (36), a driven shaft (37), a driving sprocket (38), a driven sprocket (39), a chain (40) and a driving rod (41), the driving shaft (36) and the driven shaft (37) are rotatably installed on the conveying frame (25), the driving motor (35) is fixed on the conveying frame (25), the motor shaft of the driving motor (35) is connected with the driving shaft (36), the chain (40) is meshed and connected on the driving sprocket (38) and the driven sprocket (39), one end of the driving rod (41) is hinged to one of the links of the chain (40), the other end of the driving rod (41) is provided with a linkage plate (42), and a driving groove (43) is formed between the linkage plate (42) and the driving rod (41) for clamping and cooperating with the annular connecting plate (28) located at the end of the bin basket (26).

9. The pipe deoiling apparatus of claim 1, wherein: The liquid storage device (3) comprises a first pump (44), a second pump (45), a waste liquid bin (46), a clean water bin (47) and at least one cleaning agent bin (48), the inlet of the first pump (44) is connected with a water pumping main pipeline (49), the water pumping main pipeline (49) is connected with the waste liquid bin (46), the clean water bin (47) and the cleaning agent bin (48) through a plurality of first branch pipelines (50), and a first valve (51) is installed on each first branch pipeline (50), the outlet of the first pump (44) is connected with a water supply main pipeline (52), and the water supply main pipeline (52) is connected with the water inlet (8) of the cleaning bin (5); the inlet of the second pump (45) is connected with the water outlet (9) of the cleaning bin (5) through a drainage pipeline (53), and a second valve (54) is installed on the drainage pipeline (53), the outlet of the second pump (45) is connected with a water return main pipeline (55), and the water return main pipeline (55) is connected with the waste liquid bin (46), the clean water bin (47) and the cleaning agent bin (48) through a plurality of second branch pipelines (56), and a third valve (57) is installed on each second branch pipeline (56).

10. A method of using a pipe deoiling apparatus according to any one of claims 1 to 9, characterized in that: The method comprises the following steps: S1, loading, stacking the pipelines to be cleaned on the bin basket; S2, electrically entering the cleaning bin, placing the bin basket on the conveying device including the conveying frame, clamping the driving rod of the driving mechanism with the bin basket, starting the driving motor, and driving the chain through the driving sprocket and the driven sprocket, and then withdrawing the driving rod; S3, close the door, close the door, put the slip bolt into the first slot of the connecting flange and the second slot of the door, then tighten the lock nut, lock the door; S4, inject liquid, start the first pump body, inject the cleaning agent in the cleaning agent tank into the cleaning tank, then start the cylinder, the cylinder drives the cleaning tank to swing, so that the cleaning agent fully contacts and reacts with the pipeline on the basket, after sufficient reaction, stop the cylinder, then start the second pump body, pump the waste liquid into the waste liquid tank, then start the first pump body, inject the clean water in the clean water tank into the cleaning tank, then start the cylinder, the cylinder drives the cleaning tank to swing, the clean water washes the pipeline on the basket, after sufficient washing, stop the cylinder, then start the second pump body, pump the waste liquid into the waste liquid tank; S5, drain, place the basket in the cleaning tank until the pipeline on the basket is drained; S6, open the door, loosen the lock nut, pull out the slip bolt from the first slot of the connecting flange and the second slot of the door, open the door; S7, electric cleaning tank, drive the chain to move through the driving motor, make the driving rod extend into the cleaning tank, clamp the driving rod and the basket, then drive the chain in the opposite direction through the driving motor, until the driving rod pulls out the basket completely from the cleaning tank, complete the pipeline cleaning.

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