CN115463918A

CN115463918A - Cleaning and processing device for dangerous waste oil paint bucket

Info

Publication number: CN115463918A
Application number: CN202211043859.1A
Authority: CN
Inventors: 杨涛; 蔡治平; 韩振波; 孟宁; 薛凯元; 王晓旭
Original assignee: China Shipbuilding NDRI Engineering Co Ltd
Current assignee: China Shipbuilding NDRI Engineering Co Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-13

Abstract

The invention relates to the technical field of dangerous waste paint bucket treatment, and particularly discloses a dangerous waste paint bucket cleaning and handling device which comprises a liquid nitrogen cryogenic cleaning pool; one side of the liquid nitrogen cryogenic cleaning pool is communicated with a liquid nitrogen input pipe for providing liquid nitrogen, one end, away from the liquid nitrogen cryogenic cleaning pool, of the liquid nitrogen input pipe is communicated with a liquid nitrogen pump, and the liquid nitrogen pump is communicated with a liquid nitrogen tank; one side in liquid nitrogen cryrogenic washing pond is installed the lacquer bucket separator box, and the internally mounted of lacquer bucket separator box has cutting knife tackle, and broken knife tackle is installed to cutting knife tackle's below, and cutting knife tackle, broken knife tackle all are connected with shear motor. This danger waste oil paint kettle washs processing apparatus carries out cryrogenic cleaning treatment back to the paint kettle at the liquid nitrogen, and cutting knife tackle, the broken knife tackle in the accessible paint kettle separator box carry out the shredding to the paint kettle, and the broken hammer of rethread is beaten the paint kettle piece many times repeatedly for paint and curing agent and bucket wall thoroughly separate, effectively reduce the residual rate of the curing agent on the paint kettle inner wall.

Description

Cleaning and processing device for dangerous waste oil paint bucket

Technical Field

The invention relates to the technical field of dangerous waste paint bucket treatment, in particular to a dangerous waste paint bucket cleaning and disposing device.

Background

The paint spraying operation in the industrial production and operation and maintenance process can generate a large number of waste paint buckets, the paint components of the waste paint buckets are complex, the waste paint buckets usually comprise four components of resin, pigment, solvent and additive, and the ecological environment and the personnel health are seriously threatened.

The current domestic waste packaging barrel recycling technology mainly comprises dry grinding and wet cleaning, but mainly aims at recycling 200L waste steel barrels with higher original use value, and 20L waste paint barrels with large quantity and small specification are mainly used for recycling steel works to re-smelt because the waste paint barrels are recycled to the original use value.

The residual rate of paint after the waste paint bucket is used is usually about 10-30%, considering that the peculiar smell of the paint in the waste paint bucket is large and influences the steelmaking quality, halogen in the paint is easy to corrode smelting equipment, so the residual rate of the paint in the waste paint bucket is generally regulated to be less than 5% by a steel plant, and the residual amount of the paint is required to be reduced by pretreatment before the waste paint bucket enters a furnace for smelting.

At present most paint kettle is through wet cleaning and broken back paint residual rate of polishing can greatly reduced, but epoxy class lacquer, polyurethane class lacquer, inorganic zinc-rich class lacquer need add the paint curing agent in the use, these curing agents are transparent sticky liquid usually, the stickness is great, only lean on above-mentioned wet cleaning and broken method of polishing to handle, it thoroughly gets rid of paint and curing agent attached to on the pail wall of pail pack to be difficult to, consequently, need urgently one kind can be thorough to above-mentioned danger waste oil paint kettle, above-mentioned technical problem is solved to high-efficient abluent processing apparatus.

Disclosure of Invention

The invention aims to provide a dangerous waste paint bucket cleaning and disposing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a dangerous waste paint bucket cleaning and processing device comprises a liquid nitrogen cryogenic cleaning pool; one side of the liquid nitrogen cryogenic cleaning pool is communicated with a liquid nitrogen input pipe for providing liquid nitrogen, one end, away from the liquid nitrogen cryogenic cleaning pool, of the liquid nitrogen input pipe is communicated with a liquid nitrogen pump, and the liquid nitrogen pump is communicated with a liquid nitrogen tank; a paint barrel separation box is mounted on one side of the liquid nitrogen cryogenic cleaning pool, a cutting knife set is mounted inside the paint barrel separation box, a crushing knife set is mounted below the cutting knife set, and the cutting knife set and the crushing knife set are both connected with a shearing motor;

the below of broken knife tackle is provided with broken hammer, and broken hammer's bottom is provided with the screen cloth that gathers materials, and the bottom of screen cloth that gathers materials is provided with the lacquer piece and collects the room, and the top one side of screen cloth that gathers materials is provided with and pushes away the material slide, pushes away the material slide horizontal slip and sets up in the paint bucket separator box, and the paint bucket separator box corresponds the initial position that pushes away in the slip direction of material slide and has seted up the piece export, and the piece export is through crushed aggregates pipeline intercommunication crushed aggregates case.

Preferably, the top in liquid nitrogen cryrogenic washing pond is installed and is removed the davit, removes davit slidable mounting on the hoist and mount slide rail, and the staving hoist is installed to the bottom of removing the davit, and the staving hoist is fixed on the staving of paint kettle.

Preferably, the movable suspension arm is provided with a winding roller, the winding roller is connected with a winding motor, a steel wire rope is wound on the winding roller, one end, far away from the winding roller, of the steel wire rope is connected with a lifting hook, and the lifting hook is connected with a barrel body lifting appliance through a sling.

Preferably, the bucket body lifting appliance comprises a front clamping ring and a rear end ring, driving hanging rods are arranged on the front clamping ring and the rear end ring, the two groups of driving hanging rods are arranged on the lifting suspension arm in a front-back sliding mode, and a hydraulic rod used for controlling the driving hanging rods to slide in the front-back mode is arranged at the position, corresponding to the driving hanging rods, of the lifting suspension arm.

Preferably, the front clamping ring and the rear end ring are respectively clamped on the front end wall and the rear end wall of the barrel body, the inner diameter of the front clamping ring is larger than that of the opening of the barrel body, and the outer diameter of the front clamping ring is larger than that of the barrel body.

Preferably, install first lead screw on the hoist and mount slide rail, first lead screw is connected with first motor, and the driving connection has the hoist and mount slide on the first lead screw, and the hoist and mount slide is fixed on removing the davit.

Preferably, the material pushing sliding plate is slidably mounted in the material pushing sliding rail, the material pushing sliding rail is arranged on the inner wall of the paint barrel separating box, a second lead screw is mounted on the material pushing sliding rail, the second lead screw is connected with a second motor, a material pushing sliding seat is connected to the second lead screw in a transmission mode, and the material pushing sliding seat is fixed to the left end and the right end of the material pushing sliding plate.

Preferably, the left and right sides that pushes away the material slide bottom all is provided with a set of shovel flitch, and two sets of shovel flitchs are "eight" font and arrange, and two sets of shovel flitchs bilateral symmetry set up.

Preferably, the top end of the breaking hammer is connected with a lifting slide bar, the lifting slide bar is sleeved on the fixed slide seat in a vertically sliding manner, a spring seat is fixedly arranged on the lifting slide bar above the fixed slide seat, and a return spring is fixedly arranged at the bottom of the spring seat.

Preferably, a cam matched with the lifting slide bar is installed above the lifting slide bar, the cam is rotatably installed on a third motor, and the third motor is fixed in the paint bucket separating box.

Compared with the prior art, the invention has the beneficial effects that:

1. the dangerous waste oil paint bucket cleaning and processing device is mainly applied to liquid nitrogen cryogenic cleaning of a paint bucket, when the dangerous waste oil paint bucket cleaning and processing device is used, the paint bucket to be cleaned is hoisted into a liquid nitrogen cryogenic cleaning pool, liquid nitrogen is injected into the liquid nitrogen cryogenic cleaning pool, the liquid nitrogen submerges the paint bucket, the cryogenic cleaning processing is carried out on the paint bucket through the liquid nitrogen, and the fast separation of a bucket body of the later-stage paint bucket and paint attached to the wall of the bucket is facilitated.

2. The hazardous waste oil paint bucket cleaning and processing device further comprises a paint bucket separating box, so that after the paint bucket is subjected to cryogenic cleaning processing by liquid nitrogen, primary cutting operation can be performed on the paint bucket through a cutting knife group in the paint bucket separating box, a large cut paint bucket is cut up through a crushing knife group, and fragments of the paint bucket are repeatedly beaten for multiple times through a crushing hammer, so that the paint and the curing agent are thoroughly separated from the wall of the bucket, the residual rate of the curing agent on the inner wall of the paint bucket is effectively reduced, and the treated waste oil paint curing agent bucket can meet the requirement of a steel mill for furnace entering and smelting.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the specific structure of the paint bucket separating box of the present invention;

fig. 3 is a partial structure diagram of the paint bucket separating box of the invention.

In the figure: 1. a liquid nitrogen cryogenic cleaning tank; 2. a liquid nitrogen input pipe; 3. a liquid nitrogen pump; 4. a liquid nitrogen tank; 5. a paint bucket separating box; 6. a cutting knife group; 7. a crushing cutter set; 8. a shear motor; 9. breaking and hammering; 10. an aggregate screen; 11. a paint block collection chamber; 12. a material pushing sliding plate; 121. a shoveling plate; 13. a debris outlet; 14. a crushed material pipeline; 15. crushing the material box; 16. moving the suspension arm; 17. hoisting the slide rail; 18. a bucket body lifting appliance; 181. a front clamping ring; 182. a back end ring; 183. driving the boom; 184. a hydraulic lever; 19. a barrel body; 20. a wind-up roll; 21. a winding motor; 22. a wire rope; 23. a hook; 24. lifting the suspension arm; 25. a first lead screw; 26. a first motor; 27. hoisting the sliding seat; 28. a material pushing slide rail; 29. a second lead screw; 30. a material pushing slide seat; 31. lifting the sliding rod; 32. fixing the sliding seat; 33. a spring seat; 34. a return spring; 35. a cam; 36. a second motor; 37. a third motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a dangerous waste paint bucket cleaning and processing device comprises a liquid nitrogen deep cooling cleaning pool 1; one side intercommunication of liquid nitrogen cryrogenic washing pond 1 is used for providing the liquid nitrogen input tube 2 of liquid nitrogen, and the one end intercommunication liquid nitrogen pump 3 that liquid nitrogen input tube 2 kept away from liquid nitrogen cryrogenic washing pond 1, liquid nitrogen pump 3 intercommunication liquid nitrogen container 4.

Further, a movable suspension arm 16 is installed above the liquid nitrogen cryogenic cleaning pool 1, the movable suspension arm 16 is slidably installed on a hoisting slide rail 17, a bucket body lifting appliance 18 is installed at the bottom of the movable suspension arm 16, and the bucket body lifting appliance 18 is fixed on a bucket body 19 of a paint bucket.

Further, a winding roller 20 is installed on the movable suspension arm 16, the winding roller 20 is connected with a winding motor 21, a steel wire rope 22 is wound on the winding roller 20, one end, far away from the winding roller 20, of the steel wire rope 22 is connected with a lifting hook 23, and the lifting hook 23 is connected with a bucket body lifting appliance 18 through a sling.

Further, the bucket body hanger 18 comprises a front clamping ring 181 and a rear end ring 182, driving booms 183 are arranged on the front clamping ring 181 and the rear end ring 182, two groups of driving booms 183 are arranged on the lifting boom 24 in a front-back sliding manner, and a hydraulic rod 184 for controlling the driving booms 183 to slide in the front-back direction is arranged on the lifting boom 24 corresponding to the driving booms 183.

Further, a front clamping ring 181 and a rear end ring 182 are respectively clamped on the front and rear end walls of the barrel body 19, the inner diameter of the front clamping ring 181 is larger than the inner diameter of the opening of the barrel body 19, and the outer diameter of the front clamping ring 181 is larger than the outer diameter of the barrel body 19.

Further, a first screw rod 25 is installed on the hoisting slide rail 17, the first screw rod 25 is connected with a first motor 26, a hoisting slide seat 27 is connected to the first screw rod 25 in a transmission manner, and the hoisting slide seat 27 is fixed on the movable boom 16.

The working principle is as follows: when the device is in actual use, start first motor 26, make first motor 26 drive first lead screw 25 and rotate, and then drive the removal davit 16 and remove to placing in advance in the liquid nitrogen cryrogenic top of wasing the useless danger paint kettle of pond 1 front side, it is rotatory that rethread rolling motor 21 controls wind-up roll 20, through transferring wire rope 22, make lift davit 24 move down to suitable height, restart hydraulic stem 184, make corresponding hydraulic stem 184 promote two sets of drive jibs 183 and be close to each other, and then make preceding clamp ring 181, both ends around staving 19 are pressed from both sides tightly respectively to back end ring 182.

And then controlling the winding motor 21 to rotate reversely, winding by controlling the steel wire rope 22, enabling the barrel body 19 to rise to the upper part of the liquid nitrogen deep cooling cleaning pool 1, controlling the first motor 26 to rotate reversely, moving the barrel body 19 to the right above the liquid nitrogen deep cooling cleaning pool 1, controlling the winding motor 21 to rotate forwardly, lowering the barrel body 19 into the liquid nitrogen deep cooling cleaning pool 1, pulling out the front clamping ring 181 and the rear end ring 182 to the outer side through the hydraulic rod 184, enabling the front clamping ring and the rear end ring to be separated from the barrel body 19, lifting the front clamping ring and the rear end ring to the outer side of the liquid nitrogen deep cooling cleaning pool 1 through the steel wire rope 22, and covering the top end of the liquid nitrogen deep cooling cleaning pool 1 by the movable suspension arm 16 to seal the front clamping ring and the rear clamping ring.

The liquid nitrogen pump 3 is started, so that the liquid nitrogen pump 3 extracts liquid nitrogen in the liquid nitrogen tank 4 through the liquid nitrogen input pipe 2 and injects the liquid nitrogen into the liquid nitrogen deep cooling cleaning pool 1, and the liquid nitrogen can completely immerse the dangerous waste paint bucket.

Example 2: a paint barrel separation box 5 is installed on one side of the liquid nitrogen cryogenic cleaning pool 1, a cutting knife set 6 is installed inside the paint barrel separation box 5, a crushing knife set 7 is installed below the cutting knife set 6, and the cutting knife set 6 and the crushing knife set 7 are both connected with a shearing motor 8;

the crushing knife tackle 7 is provided with crushing hammer 9 below, the bottom of crushing hammer 9 is provided with aggregate screen cloth 10, the bottom of aggregate screen cloth 10 is provided with lacquer piece collecting chamber 11, aggregate screen cloth 10's top one side is provided with pushes away material slide 12, it sets up in paint bucket separator box 5 to push away material slide 12 horizontal slip, paint bucket separator box 5 corresponds the initial position that pushes away on the sliding direction of material slide 12 and has seted up piece export 13, piece export 13 communicates shredded materials case 15 through crushed aggregates pipeline 14.

Further, the material pushing sliding plate 12 is slidably mounted in a material pushing sliding rail 28, the material pushing sliding rail 28 is arranged on the inner wall of the paint barrel separating box 5, a second lead screw 29 is mounted on the material pushing sliding rail 28, the second lead screw 29 is connected with a second motor 36, a material pushing sliding seat 30 is connected to the second lead screw 29 in a transmission mode, and the material pushing sliding seat 30 is fixed at the left end and the right end of the material pushing sliding plate 12.

Further, the left side and the right side of the bottom of the pushing sliding plate 12 are both provided with a group of shoveling plates 121, the two groups of shoveling plates 121 are arranged in a splayed shape, and the two groups of shoveling plates 121 are arranged in a bilateral symmetry manner.

Furthermore, the top end of the breaking hammer 9 is connected with a lifting slide bar 31, the lifting slide bar 31 is sleeved on a fixed slide seat 32 in a vertically sliding manner, a spring seat 33 is fixedly arranged on the lifting slide bar 31 above the fixed slide seat 32, and a return spring 34 is fixedly arranged at the bottom of the spring seat 33.

Furthermore, a cam 35 matched with the lifting slide bar 31 is installed above the lifting slide bar 31, the cam 35 is rotatably installed on a third motor 37, and the third motor 37 is fixed in the paint bucket separating box 5.

In this embodiment: after the dangerous waste oil paint bucket is soaked for a period of time, the winding motor 21 is controlled to rotate reversely, the winding is controlled through the steel wire rope 22 to enable the bucket body 19 to rise to the position above the liquid nitrogen deep-cooling cleaning pool 1, then the first motor 26 is controlled to rotate reversely, the bucket body 19 is moved to the position right above the paint bucket separating box 5, the front clamping ring 181 and the rear end ring 182 are controlled through the hydraulic rod 184 to release clamping force on the bucket body 19, and the bucket body 19 enters the paint bucket separating box 5.

After the barrel 19 enters the paint barrel separating box 5, primary cutting operation is performed on the barrel through the cutting knife set 6, a large piece of cut paint barrel is cut up through the crushing knife set 7, the cam 35 is driven to rotate continuously by controlling the third motor 37, the crushing hammer 9 is enabled to slide up and down under the action of the reset spring 34 through the cooperation of the cam 35 and the lifting slide rod 31, then fragments of the paint barrel are repeatedly beaten through the crushing hammer 9, paint and curing agents are thoroughly separated from the barrel wall, separated paint residues are screened out from the aggregate screen 10 and enter the paint block collecting chamber 11 to be collected, the cut fragments are controlled by controlling the second motor 36 to drive the second lead screw 29 to rotate, the second lead screw 29 drives the pushing slide 30 to rotate, the pushing slide 30 drives the pushing slide plate 12 to slide back and forth at the top end of the aggregate screen 10, in the sliding process, the fragments are shoveled to the corresponding fragment outlet 13 through the shoveling plate 121, and then are guided into the corresponding fragment box 15 through the fragment pipeline 14.

It is worth noting that: the whole device realizes control to the device through the controller, and the controller is common equipment and belongs to the prior mature technology, so that the electrical connection relation and the specific circuit structure are not described again.

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

Claims

1. The utility model provides a danger waste paint bucket washs processing apparatus which characterized in that: comprises a liquid nitrogen cryogenic cleaning pool (1); one side of the liquid nitrogen cryogenic cleaning pool (1) is communicated with a liquid nitrogen input pipe (2), one end, far away from the liquid nitrogen cryogenic cleaning pool (1), of the liquid nitrogen input pipe (2) is communicated with a liquid nitrogen pump (3), and the liquid nitrogen pump (3) is communicated with a liquid nitrogen tank (4); a paint barrel separation box (5) is installed on one side of the liquid nitrogen cryogenic cleaning pool (1), a cutting knife set (6) is installed inside the paint barrel separation box (5), a crushing knife set (7) is installed below the cutting knife set (6), and the cutting knife set (6) and the crushing knife set (7) are both connected with a shearing motor (8);

the below of broken knife tackle (7) is provided with broken hammer (9), the bottom of broken hammer (9) is provided with aggregate screen cloth (10), the bottom of aggregate screen cloth (10) is provided with lacquer painting collection room (11), the top one side of aggregate screen cloth (10) is provided with pushes away material slide (12), it sets up in paint bucket separator box (5) to push away material slide (12) horizontal slip, paint bucket separator box (5) correspond the initial position that pushes away in the slip direction of material slide (12) and seted up piece export (13), piece export (13) are through crushed aggregates pipeline (14) intercommunication crushed aggregates case (15).

2. The hazardous waste paint bucket cleaning and disposal device of claim 1, wherein: the liquid nitrogen copious cooling washs the top in pond (1) and installs and remove davit (16), removes davit (16) slidable mounting on hoist and mount slide rail (17), and staving hoist (18) are installed to the bottom of removing davit (16), and staving hoist (18) are fixed on staving (19) of paint kettle.

3. The hazardous waste paint bucket cleaning and disposal device of claim 2, wherein: a winding roller (20) is installed on the movable suspension arm (16), the winding roller (20) is connected with a winding motor (21), a steel wire rope (22) is wound on the winding roller (20), one end, far away from the winding roller (20), of the steel wire rope (22) is connected with a lifting hook (23), and the lifting hook (23) is connected with a barrel body lifting appliance (18) through a sling.

4. The hazardous waste paint bucket cleaning and disposal device of claim 3, wherein: the bucket body lifting appliance (18) comprises a front clamping ring (181) and a rear end ring (182), driving suspenders (183) are arranged on the front clamping ring (181) and the rear end ring (182), the two groups of driving suspenders (183) are arranged on the lifting suspension arm (24) in a front-back sliding mode, and a hydraulic rod (184) used for controlling the driving suspenders (183) to slide in the front-back mode is installed on the position, corresponding to the driving suspenders (183), of the lifting suspension arm (24).

5. The hazardous waste paint bucket cleaning and disposal device of claim 4, wherein: the front clamping ring (181) and the rear end ring (182) are respectively clamped on the front end wall and the rear end wall of the barrel body (19), the inner diameter of the front clamping ring (181) is larger than the inner diameter of the opening of the barrel body (19), and the outer diameter of the front clamping ring (181) is larger than the outer diameter of the barrel body (19).

6. The hazardous waste paint bucket cleaning and disposal device of claim 2, wherein: install first lead screw (25) on hoist and mount slide rail (17), first lead screw (25) are connected with first motor (26), and the transmission is connected with hoist and mount slide (27) on first lead screw (25), and hoist and mount slide (27) are fixed on removing davit (16).

7. The hazardous waste paint bucket cleaning and disposal device of claim 1, wherein: the material pushing sliding plate (12) is slidably mounted in a material pushing sliding rail (28), the material pushing sliding rail (28) is arranged on the inner wall of the paint barrel separating box (5), a second lead screw (29) is mounted on the material pushing sliding rail (28), the second lead screw (29) is connected with a second motor (36), a material pushing sliding seat (30) is connected to the second lead screw (29) in a transmission mode, and the material pushing sliding seat (30) is fixed at the left end and the right end of the material pushing sliding plate (12).

8. The hazardous waste paint bucket cleaning and disposal device of claim 1, wherein: the left and right sides of pushing away material slide (12) bottom all is provided with a set of shovel flitch (121), and two sets of shovel flitchs (121) are arranged "eight" font, and two sets of shovel flitch (121) bilateral symmetry set up.

9. The hazardous waste paint bucket cleaning and disposal device of claim 1, wherein: the top end of the breaking hammer (9) is connected with a lifting slide rod (31), the lifting slide rod (31) is sleeved on a fixed slide seat (32) in a vertical sliding mode, a spring seat (33) is fixedly arranged on the lifting slide rod (31) above the fixed slide seat (32), and a return spring (34) is fixedly arranged at the bottom of the spring seat (33).

10. The hazardous waste paint bucket cleaning and disposal device of claim 9, wherein: the lifting slide bar (31) is provided with a cam (35) which is matched with the lifting slide bar for use, the cam (35) is rotatably arranged on a third motor (37), and the third motor (37) is fixed in the paint bucket separating box (5).