Waste triethyl aluminum treatment device

By designing a waste triethylaluminum treatment device, the safety risks and waste problems in the transfer and neutralization process of triethylaluminum in the Unipol polyethylene plant were solved, and the safe treatment and recycling of triethylaluminum were realized.

CN223760971UActive Publication Date: 2026-01-06NINGXIA BAOFENG ENERGY GROUP CO LTD
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Patent Information

Application Number
CN202520153548.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-22
Publication Date
2026-01-06
Estimated Expiration
2035-01-22

AI Technical Summary

Technical Problem

In the Unipol polyethylene plant, the transfer and neutralization process of triethylaluminum presents safety risks and waste issues.

Method used

A waste triethylaluminum treatment device was designed. The triethylaluminum in the Unipol polypropylene tank is transported to the reactor for treatment through the first conveying pipe, the first pump body and the second conveying pipe. The treated triethylaluminum is then transported back to the Unipol polypropylene tank through the third conveying pipe, the second pump body and the fourth conveying pipe to achieve recycling.

Benefits of technology

This avoids the safety hazards and waste associated with the transfer of triethylaluminum, and enables the safe handling and recycling of triethylaluminum.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a waste triethyl aluminum treatment device which comprises a bottom plate and a Unipol polypropylene tank, the upper surface of the bottom plate is fixedly provided with a plurality of annularly-arranged supporting columns, the upper surface of each supporting column is fixedly installed on the bottom face of the Unipol polypropylene tank, the right side face of the Unipol polypropylene tank is fixedly communicated with a first conveying pipe, and the right side face of the Unipol polypropylene tank is fixedly communicated with a second conveying pipe. A metering valve is fixedly installed on the outer surface of the first conveying pipe, and a first cushion block and a reactor are fixedly installed on the upper surface of the bottom plate. According to the device, through cooperation of the first conveying pipe, the first pump body and the second conveying pipe, triethyl aluminum in the Unipol polypropylene tank can be conveyed into the reactor, so that the triethyl aluminum can be prevented from being transferred, potential safety hazards and waste are avoided, the reactor can treat the triethyl aluminum, and the production efficiency is improved. And through cooperation of a third conveying pipe, a second pump body and a fourth conveying pipe, the treated triethyl aluminum can be conveyed into the Unipol polypropylene tank again.
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Description

Technical Field

[0001] This utility model relates to the field of triethylaluminum technology, and in particular to a waste triethylaluminum treatment device. Background Technology

[0002] The Unipol polyethylene unit uses triethylaluminum as a co-catalyst. Due to the special physicochemical properties of triethylaluminum, when replacing triethylaluminum cylinders and repairing pipelines and pumps, the residual triethylaluminum oil in the pipelines needs to be washed away. This portion of triethylaluminum is then collected in a waste triethylaluminum tank, neutralized, and treated as waste liquid.

[0003] Triethylaluminum is relatively expensive, and there are certain safety risks and waste during its transfer and neutralization processes. Therefore, we propose a waste triethylaluminum treatment device to solve these problems. Utility Model Content

[0004] The purpose of this invention is to provide a waste triethylaluminum treatment device to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution:

[0006] A waste triethylaluminum treatment device includes a base plate and a Unipol polypropylene tank. A plurality of annularly arranged support columns are fixedly installed on the upper surface of the base plate. The upper surface of each support column is fixedly installed to the bottom surface of the Unipol polypropylene tank. A first conveying pipe is fixedly connected to the right side of the Unipol polypropylene tank. A metering valve is fixedly installed on the outer surface of the first conveying pipe. A first pad and a reactor are fixedly installed on the upper surface of the base plate. A first pump body is fixedly installed on the upper surface of the first pad. The input end of the first pump body is connected to the right end of the first conveying pipe. The output end of the first pump body is fixedly connected to a second conveying pipe. The right end of the second conveying pipe is connected to the outer surface of the reactor.

[0007] In a further embodiment, a feeding hopper is fixedly connected to the upper surface of the reactor, a third conveying pipe is fixedly connected to the upper surface of the reactor, a cover plate is hinged to the outer surface of the feeding hopper, and a handle is fixedly installed on the upper surface of the cover plate.

[0008] In a further embodiment, a vertical plate is fixedly installed on the upper surface of the base plate, and a controller is fixedly installed on the front of the vertical plate.

[0009] In a further embodiment, a second pad is fixedly installed on the upper surface of the Unipol polypropylene tank, and a second pump body is fixedly installed on the upper surface of the second pad. The input end of the second pump body is connected to the left end of the third delivery pipe.

[0010] In a further embodiment, the output end of the second pump body is fixedly connected to a fourth delivery pipe, the bottom end of which is connected to the upper surface of the Unipol polypropylene tank.

[0011] In a further embodiment, a housing is fixedly installed on the upper surface of the Unipol polypropylene tank, a heat dissipation window is fixedly embedded on the upper surface of the housing, and a motor is fixedly installed on the inner wall of the housing.

[0012] In a further embodiment, a bearing is fixedly embedded on the upper surface of the Unipol polypropylene tank, a rotating shaft is fixedly installed on the inner ring of the bearing, the top end of the rotating shaft is fixedly installed with the output end of the motor, and several sets of equidistant stirring plates are fixedly installed on the outer surface of the rotating shaft.

[0013] In a further embodiment, the upper surface of the Unipol polypropylene tank is connected to a conveying pipe, and a valve is fixedly installed on the outer surface of the conveying pipe.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] This device, through the cooperation of a first conveying pipe, a first pump, and a second conveying pipe, can transport triethylaluminum from inside the Unipol polypropylene tank to the inside of the reactor, thereby avoiding the transfer of triethylaluminum, avoiding safety hazards and waste. The reactor can process the triethylaluminum, and through the cooperation of a third conveying pipe, a second pump, and a fourth conveying pipe, the processed triethylaluminum can be transported back to the inside of the Unipol polypropylene tank, thus realizing the recycling of triethylaluminum. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural schematic diagram of a waste triethylaluminum treatment device, shown from the front view.

[0017] Figure 2 This is a top view of a waste triethylaluminum treatment device, representing a three-dimensional structural diagram.

[0018] Figure 3 This is a three-dimensional structural schematic diagram of the front section of the chassis in the waste triethylaluminum treatment device.

[0019] Figure 4 This is a three-dimensional structural schematic diagram of the side cross-section of the Unipol polypropylene tank in the waste triethylaluminum treatment unit.

[0020] In the diagram: 1. Reactor; 2. Second conveying pipe; 3. First pump body; 4. First pad; 5. Vertical plate; 6. Controller; 7. Unipol polypropylene tank; 8. Support column; 9. Base plate; 10. Conveying pipe; 11. Valve; 12. Heat dissipation window; 13. Chassis; 14. Fourth conveying pipe; 15. Second pump body; 16. Second pad; 17. Third conveying pipe; 18. Handle; 19. Cover plate; 20. Feed hopper; 21. First conveying pipe; 22. Metering valve; 23. Bearing; 24. Motor; 25. Stirring plate; 26. Rotating shaft. Detailed Implementation

[0021] In the description of this utility model, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships based on the orientation or positional relationships shown in the accompanying drawings, are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," etc., are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first," "second," etc., may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more.

[0022] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figure 1-4In this utility model, a waste triethylaluminum treatment device includes a base plate 9 and a Unipol polypropylene tank 7. Several ring-shaped support columns 8 are fixedly installed on the upper surface of the base plate 9. The upper surface of each support column 8 is fixedly installed to the bottom surface of the Unipol polypropylene tank 7. A first conveying pipe 21 is fixedly connected to the right side of the Unipol polypropylene tank 7. A metering valve 22 is fixedly installed on the outer surface of the first conveying pipe 21. A first pad 4 and a reactor 1 are fixedly installed on the upper surface of the base plate 9. A first pump body 3 is fixedly installed on the upper surface of the first pad 4. The input end of the first pump body 3 is connected to the right end of the first conveying pipe 21. The output end of the first pump body 3 is fixedly connected to a second conveying pipe 2. The right end of the second conveying pipe 2 is connected to the outer surface of the reactor 1. After the first pump body 3 is started, it can transport the triethylaluminum inside the Unipol polypropylene tank 7 to the inside of the reactor 1 through the first conveying pipe 21 and the second conveying pipe 2. The metering valve 22 can record the outflow of triethylaluminum. The triethylaluminum can be processed inside the reactor 1.

[0025] A feeding hopper 20 is fixedly connected to the upper surface of reactor 1, and a third conveying pipe 17 is also fixedly connected to the upper surface of reactor 1. A cover plate 19 is hinged to the outer surface of the feeding hopper 20, and a handle 18 is fixedly installed on the upper surface of the cover plate 19, allowing operators to easily open the cover plate 19. A vertical plate 5 is fixedly installed on the upper surface of the bottom plate 9, and a controller 6 is fixedly installed on the front of the vertical plate 5, allowing operators to easily control the device. A second pad 16 is fixedly installed on the upper surface of the Unipol polypropylene tank 7. A second pump body 15 is fixedly installed on the upper surface of the pad 16. The input end of the second pump body 15 is connected to the left end of the third conveying pipe 17, and the output end of the second pump body 15 is fixedly connected to the fourth conveying pipe 14. The bottom end of the fourth conveying pipe 14 is connected to the upper surface of the Unipol polypropylene tank 7. The second pump body 15 can extract the processed triethylaluminum inside the reactor 1 through the third conveying pipe 17 and transport the triethylaluminum back to the inside of the Unipol polypropylene tank 7 through the fourth conveying pipe 14, thereby realizing the recycling of triethylaluminum.

[0026] A housing 13 is fixedly installed on the upper surface of the Unipol polypropylene tank 7. A heat dissipation window 12 is fixedly embedded on the upper surface of the housing 13. A motor 24 is fixedly installed on the inner wall of the housing 13, which can protect the motor 24. A bearing 23 is fixedly embedded on the upper surface of the Unipol polypropylene tank 7. A rotating shaft 26 is fixedly installed on the inner ring of the bearing 23. The top end of the rotating shaft 26 is fixedly installed with the output end of the motor 24. Several sets of equidistant stirring plates 25 are fixedly installed on the outer surface of the rotating shaft 26. By fixing the output end of the motor 24 to the top end of the rotating shaft 26, the motor 24 can provide rotational power for the rotating shaft 26 and the multiple sets of stirring plates 25. A conveying pipe 10 is connected to the upper surface of the Unipol polypropylene tank 7. A valve 11 is fixedly installed on the outer surface of the conveying pipe 10. The operator can open the valve 11 to transport the material through the conveying pipe 10 into the interior of the Unipol polypropylene tank 7.

[0027] The working principle of this utility model is as follows:

[0028] First, the operator starts the first pump 3 via controller 6. Once started, the first pump 3 can transport the triethylaluminum inside the Unipol polypropylene tank 7 to the inside of reactor 1 through the first conveying pipe 21 and the second conveying pipe 2. Reactor 1 can then process the triethylaluminum. After the triethylaluminum is processed, the operator starts the second pump 15 via controller 6. Once started, the second pump 15 can transport the triethylaluminum inside reactor 1 back to the inside of Unipol polypropylene tank 7 through the third conveying pipe 17 and the fourth conveying pipe 14.

[0029] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0030] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A waste triethylaluminum treatment apparatus, characterized by: The utility model provides a Unipol polypropylene tank (7) and bottom plate (9) are included, the upper surface of bottom plate (9) is fixedly installed with a plurality of annular arrangement support column (8), the upper surface of each support column (8) is fixedly installed with the bottom surface of Unipol polypropylene tank (7), the right side of Unipol polypropylene tank (7) is fixedly communicated with first conveying pipe (21), the outer surface of first conveying pipe (21) is fixedly installed with metering valve (22), the upper surface of bottom plate (9) is fixedly installed with first pad (4) and reactor (1) respectively, the upper surface of first pad (4) is fixedly installed with first pump body (3), the input end of first pump body (3) is communicated with the right end of first conveying pipe (21), the output end of first pump body (3) is fixedly communicated with second conveying pipe (2), the right end of second conveying pipe (2) is communicated with the outer surface of reactor (1).

2. A waste triethylaluminum disposal apparatus as defined in claim 1, wherein: The upper surface of reactor (1) is fixedly communicated with feeding hopper (20), the upper surface of reactor (1) is fixedly communicated with third conveying pipe (17), the outer surface of feeding hopper (20) is hinged with cover plate (19) through hinge, the upper surface of cover plate (19) is fixedly installed with handle (18).

3. A waste triethylaluminum disposal apparatus as defined in claim 1, wherein: The upper surface of bottom plate (9) is fixedly installed with vertical plate (5), the front surface of vertical plate (5) is fixedly installed with controller (6).

4. A waste triethylaluminum disposal apparatus as defined in claim 1, wherein: The upper surface of Unipol polypropylene tank (7) is fixedly installed with second pad (16), the upper surface of second pad (16) is fixedly installed with second pump body (15), the input end of second pump body (15) is communicated with the left end of third conveying pipe (17).

5. A waste triethylaluminum disposal apparatus as defined in claim 4, wherein: The output end of second pump body (15) is fixedly communicated with fourth conveying pipe (14), the bottom end of fourth conveying pipe (14) is communicated with the upper surface of Unipol polypropylene tank (7).

6. A waste triethylaluminum disposal apparatus as defined in claim 1, wherein: The upper surface of Unipol polypropylene tank (7) is fixedly installed with machine case (13), the upper surface of machine case (13) is fixedly embedded with heat dissipation window (12), the inner wall of machine case (13) is fixedly installed with motor (24).

7. A waste triethylaluminum disposal apparatus as defined in claim 6, wherein: The inner ring of bearing (23) is fixedly installed with rotating shaft (26), the top end of rotating shaft (26) is fixedly installed with the output end of motor (24), the outer surface of rotating shaft (26) is fixedly installed with a plurality of groups of equidistance arrangement stirring plate (25).

8. A waste triethylaluminum disposal apparatus as defined in claim 1, wherein: The upper surface of Unipol polypropylene tank (7) is communicated with material conveying pipe (10), the outer surface of material conveying pipe (10) is fixedly installed with valve (11).