Automatic feeding device for oil sludge processing

Abstract

An automatic feeding device for oil sludge treatment comprises a rotary furnace, a base and an auger barrel horizontally arranged on the base, the central axis of the auger barrel coincides with the rotating axis of the rotary furnace, one end of the auger barrel is open, and the open end extends into the rotary furnace, the other end of the auger barrel is provided with a rotatable auger chassis, an auger is arranged in the auger barrel, one end of the auger is fixed to the auger chassis, and a feeding port is arranged at one end of the auger barrel close to the auger chassis; a central tube is arranged in the auger barrel, one end of the central tube passes through the middle of the auger and passes out of the auger chassis, a push-pull rod is arranged in the central tube, one end of the push-pull rod extends out of the central tube and is connected to a sealing cover for cooperating with the opening, and the other end is connected to a cylinder arranged at the end of the central tube; a first sealing ring is arranged between the auger barrel and the rotary furnace. The present invention realizes automatic feeding by arranging an auger barrel with one end extending into the rotary furnace and remaining stationary, and the rotary furnace can remain sealed after feeding.

Description

Technical Field

[0001] The invention belongs to the technical field of oil sludge treatment, and in particular relates to an automatic feeding device for oil sludge treatment. Background Art

[0002] In the sludge environmental protection treatment system, after the material is dried and granulated, it needs to be transported to the rotary furnace for the next step of treatment. The sludge needs to be heated to a certain temperature under anaerobic conditions in the rotary furnace to crack the hydrocarbons and organic matter in the sludge. Therefore, the rotary furnace needs to be in a sealed state when working. Therefore, it is urgently needed to provide a feeding device that can automatically feed the rotary furnace during the rotation of the rotary furnace and keep the rotary furnace sealed after feeding. Summary of the invention

[0003] The object of the present invention is to provide an automatic feeding device for oil sludge processing, which can automatically feed materials during the rotation of a rotary furnace and keep the rotary furnace sealed after feeding.

[0004] The technical solution adopted by the present invention is as follows:

[0005] An automatic feeding device for oil sludge processing comprises a rotary furnace, a base and an auger barrel horizontally arranged on the base, the central axis of the auger barrel coincides with the rotating axis of the rotary furnace, one end of the auger barrel is open, and the open end extends into the rotary furnace, and a rotatable auger chassis is provided at the other end of the auger barrel, an auger is provided in the auger barrel, one end of the auger is fixed to the auger chassis, and a feeding port is provided at the end of the auger barrel close to the auger chassis; a center tube is provided in the auger barrel, one end of the center tube passes through the middle of the auger and out of the auger chassis, a push-pull rod is provided in the center tube, one end of the push-pull rod extends out of the center tube and is connected to a sealing cover for cooperating with the opening, and the other end is connected to a cylinder arranged at the end of the center tube; a first sealing ring is provided between the auger barrel and the rotary furnace.

[0006] When the rotary furnace of the present invention is working, the auger barrel and the central tube remain stationary, and the auger rotates under the action of the auger chassis. The material enters the auger barrel from the feed port, and the auger rotates to transport the material to the opening to realize automatic feeding. The material then enters the rotary furnace. Then, the cylinder controls the push-pull rod to move, so that the sealing cover moves toward the opening and closes the opening. At the same time, a first sealing ring is provided between the auger barrel and the rotary furnace. In this way, a closed cavity is formed inside the rotary furnace, which is in an anaerobic state.

[0007] Furthermore, a bearing seat is sleeved on one end of the central tube outside the auger cylinder, bearings are arranged between the two ends of the bearing seat and the central tube, and one end of the bearing seat is connected to the auger chassis; a driving device for driving the bearing seat to rotate is also included. The rotation of the bearing seat drives the auger chassis to rotate, so that the auger rotates without a shaft.

[0008] Furthermore, the driving device includes a first sprocket sleeved outside the bearing seat, the first sprocket is connected to a second sprocket via a chain, the second sprocket is connected to a motor arranged on the base, and a reducer is arranged between the second sprocket and the motor.

[0009] Furthermore, it also includes a support sleeved outside the central tube, the support is located between the cylinder and the bearing seat, the cylinder is connected to the end of the support, and the support is fixed to the base through a support column.

[0010] Furthermore, a first mounting ring is connected to one end of the support away from the cylinder, a second mounting ring is arranged on the outer wall of the auger cylinder, a shield is arranged between the first mounting ring and the second mounting ring, and the bearing seat is located inside the shield.

[0011] Furthermore, a through hole for the chain to pass through is provided at the bottom of the shield so as to be connected to the second sprocket outside the shield.

[0012] Furthermore, a dust cover is provided at the open end of the auger barrel, and the dust cover is located above the sealing cover to prevent the material from falling after being brought to the top by the rotary furnace, causing contamination of the sealing cover and affecting the sealing performance.

[0013] Furthermore, a second sealing ring is provided between the auger chassis and the central pipe, and a third sealing ring is provided between the auger chassis and the auger barrel.

[0014] Furthermore, the first sealing ring, the second sealing ring and the third sealing ring are all rotary sealing rings. Rotary sealing rings are used in rotating or swinging rods, shafts, pins and rotary joints, etc., can withstand pressure from both sides or alternating pressure, and have the characteristics of good dimensional stability, wear resistance, high temperature resistance, etc.

[0015] Furthermore, both ends of the central tube are provided with copper sleeves matched with the push-pull rods.

[0016] In summary, due to the adoption of the above-mentioned technical scheme, the beneficial effects of the present invention are as follows: automatic feeding is achieved by providing an auger barrel with one end extending into the rotary furnace and remaining stationary, and the rotary furnace chamber forms a closed cavity after the feeding is completed through the sealing cover and the first sealing ring, that is, the automatic feeding device can remain sealed after the rotary furnace is fed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the present invention.

[0018] Markings in the figure: 1-base, 2-support column, 3-cylinder, 4-copper sleeve, 5-support, 6-first mounting ring, 7-bearing, 8-shield, 9-bearing seat, 10-second mounting ring, 11-auger chassis, 12-feeding port, 13-auger barrel, 14-auger, 15-center tube, 16-rotating furnace, 17-dust cover, 18-sealing cover, 19-first sealing ring, 20-push-pull rod, 21-second sealing ring, 22-third sealing ring, 23-motor, 24-reducer, 25-second sprocket, 26-chain, 27-first sprocket. DETAILED DESCRIPTION

[0019] All features disclosed in this specification, except mutually exclusive features and / or steps, can be combined in any manner.

[0020] Combine the following Figure 1 The present invention is described in detail.

[0021] Example 1

[0022] An automatic feeding device for oil sludge processing, comprising a rotary furnace 16, a base 1 and an auger barrel 13 horizontally arranged on the base 1, wherein the central axis of the auger barrel 13 coincides with the rotation axis of the rotary furnace 16, one end of the auger barrel 13 is open, and the open end extends into the rotary furnace 16, the other end of the auger barrel 13 is provided with a rotatable auger chassis 11, an auger 14 is arranged in the auger barrel 13, one end of the auger 14 is fixed to the auger chassis 11, and the auger barrel 13 is close to the auger chassis 11. A feed port 12 is provided at one end near the auger chassis 11; a center tube 15 is provided in the auger barrel 13, one end of the center tube 15 passes through the middle of the auger 14 and out of the auger chassis 11, a push-pull rod 20 is provided in the center tube 15, one end of the push-pull rod 20 extends out of the center tube 15 and is connected to a sealing cover 18 for cooperating with the opening, and the other end is connected to the cylinder 3 arranged at the end of the center tube 15; a first sealing ring 19 is provided between the auger barrel 13 and the rotary furnace 16.

[0023] When the rotary furnace 16 of the present invention is working, the auger barrel 13 and the central tube 15 remain stationary, and the auger 14 rotates under the action of the auger chassis 11. The material enters the auger barrel 13 from the feed port 12. The auger 14 rotates to transport the material to the opening to achieve automatic feeding. The material then enters the rotary furnace 16, and then the cylinder 3 controls the push-pull rod 20 to move, so that the sealing cover 18 moves toward the opening direction and closes the opening. At the same time, a first sealing ring 19 is provided between the auger barrel 13 and the rotary furnace 16. In this way, a closed cavity is formed inside the rotary furnace 16, which is in an anaerobic state.

[0024] Example 2

[0025] Based on Example 1, a bearing seat 9 is sleeved on one end of the center tube 15 outside the auger cylinder 13, bearings 7 are arranged between the two ends of the bearing seat 9 and the center tube 15, and one end of the bearing seat 9 is connected to the auger chassis 11; a driving device for driving the bearing seat 9 to rotate is also included. The rotation of the bearing seat 9 drives the auger chassis 11 to rotate, so that the auger 14 rotates without a shaft.

[0026] Example 3

[0027] Based on Example 2, the driving device includes a first sprocket 27 mounted outside the bearing seat 9, the first sprocket 27 is connected to the second sprocket 25 through a chain 26, the second sprocket 25 is connected to the motor 23 arranged on the base 1, and a reducer 24 is arranged between the second sprocket 25 and the motor 23.

[0028] Example 4

[0029] Based on the above embodiment, it also includes a support 5 sleeved outside the central tube 15, the support 5 is located between the cylinder 3 and the bearing seat 9, the cylinder 3 is connected to the end of the support 5, and the support 5 is fixed to the base 1 through the support column 2.

[0030] Example 5

[0031] Based on Example 4, a first mounting ring 6 is connected to the end of the support 5 away from the cylinder 3, a second mounting ring 10 is provided on the outer wall of the auger barrel 13, a shield 8 is provided between the first mounting ring 6 and the second mounting ring 10, and the bearing seat 9 is located inside the shield 8.

[0032] Example 6

[0033] Based on Embodiment 5, a through hole for the chain 26 to pass through is provided at the bottom of the shield 8 so as to be connected to the second sprocket 25 outside the shield 8 .

[0034] Example 7

[0035] Based on Example 1, a dust cover 17 is provided at the open end of the auger barrel 13. The dust cover 17 is located above the sealing cover 18 to prevent the material from falling after being brought to the top by the rotary furnace 16, causing contamination of the sealing cover 18 and affecting the sealing performance.

[0036] Example 8

[0037] Based on Example 1, a second sealing ring 21 is provided between the auger chassis 11 and the central pipe 15 , and a third sealing ring 22 is provided between the auger chassis 11 and the auger barrel 13 .

[0038] Example 9

[0039] Based on Example 8, the first sealing ring 19, the second sealing ring 21 and the third sealing ring 22 are all rotating sealing rings. Rotating sealing rings are used in rotating or swinging rods, shafts, pins and rotary joints, etc., can withstand pressure from both sides or alternating pressure, and have the characteristics of good dimensional stability, wear resistance, high temperature resistance, etc.

[0040] Example 10

[0041] Based on Example 1, both ends of the central tube 15 are provided with copper sleeves 4 that cooperate with the push-pull rods 20 .

[0042] The above is an embodiment of the present invention. The present invention is not limited to the above implementation mode, and anyone should know that any structural changes made under the enlightenment of the present invention, and any technical solutions having the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. An automatic feeding device for oil sludge processing, characterized in that: The invention comprises a rotary furnace (16), a base (1) and an auger cylinder (13) horizontally arranged on the base (1), wherein the central axis of the auger cylinder (13) coincides with the rotation axis of the rotary furnace (16), one end of the auger cylinder (13) is open, and the open end extends into the rotary furnace (16), the other end of the auger cylinder (13) is provided with a rotatable auger chassis (11), an auger (14) is arranged in the auger cylinder (13), one end of the auger (14) is fixed to the auger chassis (11), and the auger cylinder (13) is close to the auger chassis (11). A feed port (12) is provided at one end of the auger barrel (13); a central tube (15) is provided in the auger barrel (13), one end of the central tube (15) passes through the middle of the auger (14) and out of the auger chassis (11); a push-pull rod (20) is provided in the central tube (15), one end of the push-pull rod (20) extends out of the central tube (15) and is connected to a sealing cover (18) for cooperating with the opening, and the other end is connected to a cylinder (3) arranged at the end of the central tube (15); a first sealing ring (19) is provided between the auger barrel (13) and the rotary furnace (16); A bearing seat (9) is sleeved on one end of the center tube (15) located outside the auger barrel (13), bearings (7) are arranged between the two ends of the bearing seat (9) and the center tube (15), and one end of the bearing seat (9) is connected to the auger chassis (11); and a driving device for driving the bearing seat (9) to rotate is also included; The open end of the auger barrel (13) is provided with a dust cover (17), and the dust cover (17) is located above the sealing cover (18).

2. The automatic feeding device for oil sludge processing according to claim 1, characterized in that: The driving device comprises a first sprocket (27) sleeved outside the bearing seat (9), the first sprocket (27) being connected to a second sprocket (25) via a chain (26), the second sprocket (25) being connected to a motor (23) arranged on the base (1), and a reducer (24) being arranged between the second sprocket (25) and the motor (23).

3. An automatic feeding device for oil sludge treatment according to any one of claims 1 or 2, characterized in that: It also includes a support (5) sleeved outside the central tube (15), the support (5) is located between the cylinder (3) and the bearing seat (9), the cylinder (3) is connected to the end of the support (5), and the support (5) is fixed to the base (1) through a support column (2).

4. The automatic feeding device for oil sludge processing according to claim 3, characterized in that: The end of the support (5) away from the cylinder (3) is connected to a first mounting ring (6), the outer wall of the auger barrel (13) is provided with a second mounting ring (10), a shield (8) is provided between the first mounting ring (6) and the second mounting ring (10), and the bearing seat (9) is located inside the shield (8).

5. The automatic feeding device for oil sludge processing according to claim 4, characterized in that: The bottom of the protective cover (8) is provided with a through hole for the chain (26) to pass through.

6. The automatic feeding device for oil sludge processing according to claim 1, characterized in that: A second sealing ring (21) is provided between the auger chassis (11) and the central tube (15), and a third sealing ring (22) is provided between the auger chassis (11) and the auger cylinder (13).

7. The automatic feeding device for oil sludge processing according to claim 6, characterized in that: The first sealing ring (19), the second sealing ring (21) and the third sealing ring (22) are all rotating sealing rings.

8. The automatic feeding device for oil sludge processing according to claim 1, characterized in that: Both ends of the central tube (15) are provided with copper sleeves (4) that match the push-pull rods (20).

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