Oil sludge separation device of rolling mill

Abstract

The utility model relates to the technical field of separation equipment, in particular to a rolling mill oil sludge separation device which comprises a shell with a separation cavity and a separation mechanism, a feeding pipe is installed on the top face of the shell, a sludge discharging pipe and an oil outlet pipe are installed on the bottom face of the shell, the separation mechanism comprises a motor, a separation cylinder and a screen cylinder, and the motor is located on the outer side of the shell. The motor is fixedly connected with the shell, the separation barrel is arranged in the shell, an output shaft of the motor extends into a separation cavity of the shell and is in transmission connection with the separation barrel, a feeding hole is formed in the top face of the separation barrel, a plurality of separation holes are formed in the inner wall of the separation barrel, the screen barrel is arranged in the separation barrel in a sliding mode, through holes and screen holes are formed in the screen barrel, and screen cloth is arranged in the screen holes. Through the design of the separation cylinder and the screen cylinder, after oil sludge is separated, under the screening partition of the screen cylinder, sludge is retained in the separation cavity, oil liquid flows back into the screen cylinder, and after standing for a period of time, the screen cylinder can screen the oil liquid seeping out of the sludge, so that the separation efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to separating equipment technical field especially is related to a rolling mill oil sludge separating device. BACKGROUND

[0002] The rolling mill oil sludge separating device is a device for treating oil sludge waste generated by a rolling mill, and its design and function aim to effectively separate the solid and liquid components in the oil sludge, thereby realizing resource recovery and harmless treatment of waste. The existing rolling mill oil sludge separating device separates sludge and oil by centrifugal separation, but the separated sludge and oil are still in the same space, and after a period of standing, the sludge and oil can easily mix again, resulting in low separation efficiency. SUMMARY

[0003] The technical problem to be solved by the utility model is to overcome the problem that the separated sludge and oil are still in the same space and can easily mix again after a period of standing, resulting in low separation efficiency, and to provide a rolling mill oil sludge separating device.

[0004] The utility model adopts the technical scheme that a rolling mill oil sludge separating device includes a shell with a separation cavity and a separation mechanism, a feed pipe is installed on the top surface of the shell, a sludge discharge pipe and an oil outlet pipe are installed on the bottom surface of the shell, the separation mechanism includes a motor, a separation cylinder, and a sieve cylinder, the motor is located outside the shell, the motor and the shell are fixedly connected, the separation cylinder is arranged inside the shell, the output shaft of the motor extends into the separation cavity of the shell and is drivingly connected with the separation cylinder, the top surface of the separation cylinder has a feed hole, a plurality of separation holes are formed in the inner wall of the separation cylinder, the sieve cylinder is slidingly arranged in the separation cylinder, a through hole and a sieve hole corresponding to each separation hole are formed in the sieve cylinder, a sieve screen is arranged in the sieve hole, the sieve cylinder is connected with the separation cylinder through a connecting assembly, the input end of the oil outlet pipe extends into the sieve cylinder, the top end of the sieve cylinder is open, and the design of the separation cylinder and the sieve cylinder allows the oil sludge to be separated, the sludge is left in the separation cavity after being screened by the sieve cylinder, the oil is returned to the sieve cylinder, and after a period of standing, the sieve cylinder can also sieve the oil in the sludge, improving the separation efficiency and facilitating subsequent oil extraction.

[0005] When the separation cylinder rotates, the sieve cylinder moves upward, and the through hole and the separation hole coincide.

[0006] When the separation cylinder is stationary, the sieve hole of the sieve cylinder and the separation hole of the separation cylinder coincide.

[0007] Further including a taper structure with the size of the separation hole gradually decreasing from the inside to the outside of the separation cylinder.

[0008] Further comprising the connecting assembly comprises a first connecting rod and a second connecting rod, the first connecting rod is rotatably connected with the first end of the screen drum, the tail end of the first connecting rod is fixedly connected with the first end of the second connecting rod, the tail end of the second connecting rod is rotatably connected with the separation drum, and the connecting position of the first connecting rod and the second connecting rod is located between the first end of the first connecting rod and the axis of the separation drum.

[0009] Further comprising the connecting assembly comprises a positioning block and an elastic element, one end of the elastic element is fixedly connected with the separation drum, and the other end is fixedly connected with the positioning block, and the positioning block is located between the screen drum and the separation drum.

[0010] When the separation drum is static, the positioning block is in contact with the screen drum.

[0011] Further comprising a guide cylinder arranged in the shell, the top end of the guide cylinder is fixedly connected with the shell, and the bottom end of the guide cylinder is rotatably connected with the top surface of the separation drum, and the guide cylinder is used for guiding the raw materials input by the feeding pipe into the separation drum.

[0012] Further comprising a fixed seat arranged on the bottom surface of the shell, and the separation drum is rotatably connected with the fixed seat.

[0013] Further comprising that the oil outlet pipe is screwedly connected with the fixed seat, and the input end of the oil outlet pipe penetrates through the separation drum and extends into the screen drum.

[0014] The oil sludge separation device has the advantages that the separation drum and the screen drum are designed, the oil sludge is left in the separation cavity after separation under the screening and blocking of the screen drum, the oil liquid is returned to the screen drum, the screen drum can also screen the oil liquid in the sludge after standing for a period of time, the separation efficiency is improved, and the oil liquid is convenient to take subsequently. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model is further explained in connection with the drawings and examples.

[0016] Figure 1 It is the structural schematic diagram of the utility model;

[0017] Figure 2 It is the structural schematic diagram of the utility model Figure 1 of A in the utility model.

[0018] In the drawing: 1, shell, 11, separation cavity, 12, feeding pipe, 13, sludge discharge pipe, 14, oil outlet pipe, 15, guide cylinder, 16, fixed seat, 2, separation mechanism, 21, motor, 22, separation drum, 221, feeding hole, 222, separation hole, 23, screen drum, 231, through hole, 232, screen hole, 233, screen mesh, 24, connecting assembly, 241, first connecting rod, 242, second connecting rod, 243, positioning block, 244, elastic element. DETAILED DESCRIPTION

[0019] The utility model will be explained further in detail now in combination with the drawings. These drawings are all simplified schematic diagrams, and only the basic structure of the utility model is schematically shown, so it only shows the structure related to the utility model.

[0020] As Figure 1 It is the structure schematic diagram of the utility model, a mill oil sludge separating device, including having separating cavity 11's casing 1 and separating mechanism 2, the top surface of casing 1 is equipped with feed pipe 12, the bottom surface of casing 1 is equipped with sludge discharge pipe 13 and oil outlet pipe 14, separating mechanism 2 includes motor 21, separating cylinder 22 and sieve cylinder 23, motor 21 is located the outside of casing 1, motor 21 and casing 1 fixed connection, separating cylinder 22 is arranged in casing 1, the output shaft of motor 21 extends to the separating cavity 11 of casing 1 and is transmissionally connected with separating cylinder 22, the top surface of separating cylinder 22 has feed hole 221, a plurality of separating holes 222 are formed on the inner wall of separating cylinder 22, sieve cylinder 23 is slidably arranged in separating cylinder 22, a plurality of through holes 231 and sieve holes 232 corresponding to separating holes 222 are formed on sieve cylinder 23, sieve mesh 233 is arranged in sieve hole 232, sieve cylinder 23 is connected with separating cylinder 22 through connecting assembly 24, the input end of oil outlet pipe 14 extends to sieve cylinder 23, the top end of sieve cylinder 23 is open, through the design of separating cylinder 22 and sieve cylinder 23, after the separation of oil sludge, the sludge is left in separating cavity 11 under the screening of sieve cylinder 23, and the oil liquid flows back to sieve cylinder 23, after standing for a period of time, sieve cylinder 23 can also sieve the oil liquid in the sludge, improve the separation efficiency, and it is convenient for subsequent oil liquid taking;

[0021] When separating cylinder 22 rotates, sieve cylinder 23 moves upward, so that through hole 231 and separating hole 222 coincide, at this time, the inner cavity of sieve cylinder 23 and separating cavity 11 are communicated.

[0022] When separating cylinder 22 is stationary, sieve hole 232 of sieve cylinder 23 and separating hole 222 of separating cylinder 22 coincide, and sieve mesh 233 is arranged on the communication path between separating cavity 11 and the inner cavity of sieve cylinder 23.

[0023] The size of separating hole 222 is tapered structure gradually reduced from the inside of separating cylinder 22 to the outside direction, that is, the inner port hole diameter of separating hole 222 is greater than the outer port hole diameter of separating hole 222, which facilitates the centrifugal separation of oil sludge and flows out, and on the other hand, the sludge tension is used to reduce the possibility of backflow.

[0024] As Figure 2As shown, the connecting assembly 24 comprises a first connecting rod 241 and a second connecting rod 242, the first end of the first connecting rod 241 is rotationally connected with the screen cylinder 23, the tail end of the first connecting rod 241 is fixedly connected with the first end of the second connecting rod 242, the tail end of the second connecting rod 242 is rotationally connected with the separation cylinder 22, the connecting position of the first connecting rod 241 and the second connecting rod 242 is between the first end of the first connecting rod 241 and the axis of the separation cylinder 22, the design of the first connecting rod 241 and the second connecting rod 242 ensures the moving direction of the screen cylinder 23, when the separation cylinder 22 rotates, the connecting position of the first connecting rod 241 and the second connecting rod 242 moves outward due to the centrifugal force, so that the screen cylinder 23 moves upward.

[0025] The connecting assembly 24 comprises a positioning block 243 and an elastic element 244, one end of the elastic element 244 is fixedly connected with the separation cylinder 22, the other end is fixedly connected with the positioning block 243, the positioning block 243 is located between the screen cylinder 23 and the separation cylinder 22, the elastic element 244 and the positioning block 243 provide support for the screen cylinder 23 on one hand, and provide supporting force when the screen cylinder 23 resets on the other hand.

[0026] When the separation cylinder 22 is stationary, the positioning block 243 is in contact with the screen cylinder 23.

[0027] As shown, Figure 1 The housing 1 is arranged with a guide cylinder 15, the top end of the guide cylinder 15 is fixedly connected with the housing 1, the bottom end of the guide cylinder 15 is rotationally connected with the top surface of the separation cylinder 22, the guide cylinder 15 is used to guide the raw material input by the feeding pipe 12 into the separation cylinder 22, the guide cylinder 15 is in the shape of a circular truncated cone, the bottom end of the guide cylinder 15 has a sliding block, and the top surface of the separation cylinder 22 has a sliding groove matched with the sliding block, the sliding block is slidingly arranged in the sliding groove.

[0028] The bottom surface of the housing 1 is arranged with a fixed seat 16, the separation cylinder 22 is rotationally connected with the fixed seat 16.

[0029] The oil outlet pipe 14 is threadedly connected with the fixed seat 16, the input end of the oil outlet pipe 14 passes through the separation cylinder 22 and extends into the screen cylinder 23.

[0030] Working principle: the oil sludge is input into the screen cylinder 23 of the separation cylinder 22 through the feeding pipe 12, the motor 21 is started to make the separation cylinder 22 rotate, when the speed is raised to a certain degree, the screen cylinder 23 rises to make the through hole 231 and the separation hole 222 coincide, at this time, the inner cavity of the screen cylinder 23 and the separation cavity 11 are communicated, the oil sludge mixture is separated into sludge and oil liquid and is output into the separation cavity 11, until the oil sludge mixture is not left in the screen cylinder 23, then the motor rotates for 30 minutes and stops, after stopping, the screen cylinder 23 resets under the action of gravity, the screen hole 232 of the screen cylinder 23 and the separation hole 222 of the separation cylinder 22 coincide, the screen mesh 233 is arranged on the communication path between the separation cavity 11 and the inner cavity of the screen cylinder 23, the screen mesh 233 blocks the sludge from entering the screen cylinder 23, the oil liquid can enter the screen cylinder 23, which is convenient for subsequent separation of the oil liquid.

[0031] The above is the ideal embodiment according to the present application, through the above description, the related staff can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content in the specification, and must be determined according to the scope of claims.

Claims

1. A mill slurry separation device, characterized by, The utility model provides a kind of oil and sludge separating device, including the shell (1) with separation cavity (11) and separation mechanism (2), the top surface of shell (1) is equipped with feed pipe (12), the bottom surface of the shell (1) is equipped with sludge discharge pipe (13) and oil outlet pipe (14), the separation mechanism (2) includes motor (21), separation cylinder (22) and sieve cylinder (23), the motor (21) is located outside shell (1), motor (21) and shell (1) are fixedly connected, the separation cylinder (22) is arranged in shell (1), the output shaft of motor (21) extends into the separation cavity (11) of shell (1) and is drivingly connected with separation cylinder (22), the top surface of the separation cylinder (22) has feed hole (221), a plurality of separation holes (222) are formed in the inner wall of the separation cylinder (22), the sieve cylinder (23) is slidably arranged in the separation cylinder (22), the sieve cylinder (23) is provided with through hole (231) and sieve hole (232) corresponding to separation hole (222), the sieve hole (232) is arranged with sieve net (233), the sieve cylinder (23) is connected with the separation cylinder (22) by connecting assembly (24), the input end of the oil outlet pipe (14) extends into the sieve cylinder (23), and the top end of the sieve cylinder (23) is open. When the separation cylinder (22) rotates, the sieve cylinder (23) moves upward, so that the through hole (231) and the separation hole (222) coincide. When the separation cylinder (22) is stationary, the sieve hole (232) of the sieve cylinder (23) and the separation hole (222) of the separation cylinder (22) coincide.

2. A mill slurry separation device as claimed in claim 1, characterized in that: The size of the separation hole (222) is gradually reduced in a conical structure from the inside to the outside of the separation cylinder (22).

3. A mill slurry separation device as claimed in claim 1, characterized in that: The connecting assembly (24) includes a first connecting rod (241) and a second connecting rod (242), the first end of the first connecting rod (241) is rotatably connected with the sieve cylinder (23), the tail end of the first connecting rod (241) is fixedly connected with the first end of the second connecting rod (242), the tail end of the second connecting rod (242) is rotatably connected with the separation cylinder (22), and the connection between the first connecting rod (241) and the second connecting rod (242) is located between the first end of the first connecting rod (241) and the axis of the separation cylinder (22).

4. A mill slurry separation device as claimed in claim 3, characterised in that: The connecting assembly (24) includes a positioning block (243) and an elastic element (244), one end of the elastic element (244) is fixedly connected with the separation cylinder (22), the other end is fixedly connected with the positioning block (243), and the positioning block (243) is located between the sieve cylinder (23) and the separation cylinder (22). When the separation cylinder (22) is stationary, the positioning block (243) contacts the sieve cylinder (23).

5. A mill slurry separation device as claimed in claim 1, characterized in that: A guide cylinder (15) is arranged in the shell (1), the top end of the guide cylinder (15) is fixedly connected with the shell (1), and the bottom end of the guide cylinder (15) is rotatably connected with the top surface of the separation cylinder (22), so as to guide the raw material input by the feed pipe (12) into the separation cylinder (22).

6. A mill sump cleaning device as claimed in claim 1, characterised in that: The inner bottom surface of the shell (1) is provided with a fixing seat (16), and the separation cylinder (22) and the fixing seat (16) are rotationally connected.

7. A mill sump cleaning device as claimed in claim 6, characterised in that: The oil outlet pipe (14) is threadedly connected with the fixing seat (16), and the input end of the oil outlet pipe (14) penetrates through the separation cylinder (22) and extends into the screen cylinder (23).

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