Triethyl aluminum recycling device

Abstract

The utility model relates to the technical field of triethyl aluminum, and discloses a triethyl aluminum recycling device which comprises a storage tank, a guide pipe set is fixedly installed on the lower portion of the storage tank, two pressure pumps are fixedly installed on the guide pipe set, a scale discharging pipe is fixedly installed on the guide pipe set, and the scale discharging pipe is fixedly connected with the storage tank. A plurality of first valves are fixedly mounted on the guide pipe group and the scale discharging pipe; a recycling mechanism is arranged on the scale discharging pipe; the scale storage tank is installed between the storage tank and the scale discharge pipe, and the scale storage pipe and the connecting pipe are connected in a through mode, so that when the storage tank and the guide pipe set are cleaned, dirt liquid can be transferred into the scale storage tank to be further processed, and the usable part can flow back into the storage tank through the connecting pipe to be reused; according to the triethyl aluminum cleaning device, cleaning liquid can be evenly sprayed on the inner walls of the storage tank and the scale storage tank, the flow direction of the cleaning liquid is adjusted through the control valve, and therefore the triethyl aluminum can be recycled through the triethyl aluminum cleaning device, and meanwhile the triethyl aluminum cleaning device can be thoroughly cleaned.

Description

TECHNICAL FIELD

[0001] The utility model relates to triethylaluminum technical field, concretely is a kind of triethylaluminum recycling device. BACKGROUND

[0002] Triethylaluminum is one of the most commonly used catalysts in the production of polyolefins at present, and is widely used in the production of polyethylene, polypropylene and other polyolefins. It has the advantages of high catalytic activity, good selectivity and fast reaction rate, and plays an important role in the production of polyolefins.

[0003] As a cocatalyst, due to the special physical and chemical properties of triethylaluminum, when replacing triethylaluminum steel cylinder and overhauling pipeline and triethylaluminum pump, the residual triethylaluminum in the pipeline needs to be washed, and this part of triethylaluminum is collected into waste triethylaluminum tank and treated specially.

[0004] The traditional triethylaluminum treatment method has the problems of high risk and high cost, and with the increasing management requirements for the transportation of hazardous chemicals, the treatment of waste triethylaluminum has become a new problem.

[0005] Therefore, the present case proposes a kind of triethylaluminum recycling device, which returns waste triethylaluminum to storage tank and uses it as triethylaluminum recycling to solve the above technical problems. CONTENT OF UTILITY MODEL

[0006] The utility model aims at providing a kind of triethylaluminum recycling device to solve the problems of high risk and high cost of traditional triethylaluminum treatment method.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of triethylaluminum recycling device, including storage tank, the lower part of the storage tank is fixedly installed with guide pipe group, two pressurizing pumps are fixedly installed on the guide pipe group, and descaling pipe is fixedly installed on the guide pipe group, a plurality of first valves are fixedly installed on the guide pipe group and descaling pipe, and recovery mechanism is provided on the descaling pipe;The recovery mechanism includes storage tank, storage tank is fixedly installed with storage pipe between descaling pipe, second valve is fixedly installed on the storage pipe, and connecting pipe is fixedly installed between the storage pipe and guide pipe group, and third valve is fixedly installed on the connecting pipe.

[0008] Preferably, the first valve is installed at the lower side of the storage tank and the front and rear sides of the two pressurizing pumps, and the guide pipe group is fixedly connected with the two pressurizing pumps through a tee pipe.

[0009] Preferably, the storage tank and the storage tank are connected through the storage pipe and the connecting pipe, and the connecting pipe is connected to the middle position of the guide pipe group.

[0010] Preferably, the storage tank and the storage tank are provided with a cleaning mechanism, the cleaning mechanism comprises a liquid inlet pipe, the lower part of the liquid inlet pipe is fixedly installed with a fourth valve, the lower part of the fourth valve is fixedly installed with a limiting seat, the lower part of the limiting seat is rotatably installed with a buckle seat, the lower part of the buckle seat is fixedly installed with a rotating pipe, the lower part of the rotating pipe is fixedly installed with a spray seat, a plurality of spray grooves are formed in the inside of the spray seat, and the upper parts of the storage tank and the storage tank are provided with internal threads.

[0011] Preferably, the outer part of the buckle seat is fixedly installed with two sealing pads, the opening ends of the plurality of spray grooves are arrayed on the outside of the spray seat, and the rotating pipe is matched with the internal thread.

[0012] Preferably, the upper parts of the storage tank and the storage tank are provided with a mixing mechanism, the mixing mechanism comprises a supporting rod, one end of the supporting rod is fixedly installed with a mixing seat, the other end of the supporting rod is fixedly installed with a pressing seat, a buffer spring is sleevedly installed on the outer part of the supporting rod, and the upper parts of the storage tank and the storage tank are provided with limiting grooves.

[0013] Preferably, a plurality of special-shaped plates are fixedly installed around the mixing seat, the supporting rod is embeddedly and slidably installed in the limiting groove, and two sealing pads are fixedly installed side by side on the limiting groove.

[0014] Compared with the prior art, the device has the advantages that:

[0015] 1) The device for recycling triethyl aluminum is characterized in that a storage tank and a storage tank are installed between the storage tank and the descaling pipe, and the storage tank and the storage tank are connected in a through manner by the storage tank and the connecting pipe, so that when the storage tank and the pipe group are cleaned, the dirt liquid can be transferred to the storage tank for further processing, and the usable part can be returned to the storage tank through the connecting pipe for recycling.

[0016] 2) The device for recycling triethyl aluminum is characterized in that the rotating pipe is matched with the internal thread, the shape of the buckle seat is beneficial, the rotating pipe will not overflow when rotating, the spray seat is arranged at the bottom of the rotating pipe, the opening ends of the plurality of spray grooves face the upper parts of the storage tank and the storage tank, the cleaning liquid can be uniformly sprayed to the inner walls of the storage tank and the storage tank, the cleaning is more thorough, the pressing seat is pressed to cooperate with the buffer spring, the mixing seat at one end of the supporting rod can move up and down in the storage tank and the storage tank, the solution in the storage tank and the storage tank can be stirred and mixed uniformly, and the sealing pads are installed between the supporting rods on the limiting grooves, so that the airtightness of the storage tank and the storage tank is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the device for recycling triethyl aluminum in the embodiment of the utility model;

[0018] Figure 2 It is the cross section view of the dirt storage tank in the embodiment of the utility model;

[0019] Figure 3 It is the three-dimensional structure schematic view of the recovery mechanism in the embodiment of the utility model;

[0020] Figure 4 It is the cross section structure schematic view of the dirt storage tank in the embodiment of the utility model;

[0021] Figure 5 It is the cross section structure schematic view of the dirt storage tank in the embodiment of the utility model;

[0022] Figure 6 It is the cross section structure schematic view of the cleaning mechanism in the embodiment of the utility model;

[0023] Figure 7 It is the cross section structure schematic view of the dirt storage tank in the embodiment of the utility model;

[0024] Figure 8 It is the cross section structure schematic view of the mixing mechanism in the embodiment of the utility model.

[0025] In the drawing: 1, dirt storage tank;2, guide pipe group;3, pressurizing pump;4, dirt discharge pipe;5, first valve;6, recovery mechanism;601, dirt storage tank;602, dirt storage pipe;603, second valve;604, connecting pipe;605, third valve;7, cleaning mechanism;701, liquid delivery pipe;702, fourth valve;703, limit seat;704, buckle seat;705, rotating pipe;706, spray seat;707, spray groove;708, internal thread;8, mixing mechanism;801, supporting rod;802, mixing seat;803, pressing seat;804, buffer spring;805, limit groove. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment one

[0028] Combined with Figures 1-8The utility model provides a kind of triethylaluminum recycling device, including storage tank 1, the lower part of storage tank 1 is fixedly installed with guide pipe group 2, two pressurizing pumps 3 are fixedly installed on guide pipe group 2, and dirt discharge pipe 4 is fixedly installed on guide pipe group 2, first valve 5 is fixedly installed on guide pipe group 2 and dirt discharge pipe 4, and recovery mechanism 6 is provided on dirt discharge pipe 4;Recycling mechanism 6 includes dirt storage tank 601, dirt storage pipe 602 is fixedly installed between dirt storage tank 601 and dirt discharge pipe 4, second valve 603 is fixedly installed on dirt storage pipe 602, and connecting pipe 604 is fixedly installed between dirt storage pipe 602 and guide pipe group 2, third valve 605 is fixedly installed on connecting pipe 604.

[0029] Referring to Figure 3 Further, the first valve 5 is installed at the lower side of the storage tank 1 and the front and rear sides of the two pressurizing pumps 3, the guide pipe group 2 is fixedly connected with the two pressurizing pumps 3 through a tee pipe, the storage tank 1 and the dirt storage tank 601 are connected in a tank body type through the dirt storage pipe 602 and the connecting pipe 604, and the connecting pipe 604 is connected at the middle position of the guide pipe group 2.

[0030] Specifically, by installing the dirt storage tank 601 between the storage tank 1 and the dirt discharge pipe 4 and connecting them through the dirt storage pipe 602 and the connecting pipe 604, when cleaning the storage tank 1 and the guide pipe group 2, the dirt liquid can be transferred to the dirt storage tank 601 for further processing, and the usable part can be returned to the storage tank 1 through the connecting pipe 604 for repeated use. When in use, the liquid flow can be changed by flexibly controlling the first valve 5, the second valve 603 and the third valve 605.

[0031] Example two

[0032] In combination with Figure 1 , Figure 4 , Figure 5 and Figure 6 The storage tank 1 and the dirt storage tank 601 are provided with a cleaning mechanism 7, the cleaning mechanism 7 includes a liquid delivery pipe 701, the lower part of the liquid delivery pipe 701 is fixedly installed with a fourth valve 702, the lower part of the fourth valve 702 is fixedly installed with a limiting seat 703, the lower part of the limiting seat 703 is rotatably installed with a buckle seat 704, the lower part of the buckle seat 704 is fixedly installed with a rotating pipe 705, the lower part of the rotating pipe 705 is fixedly installed with a spraying seat 706, a plurality of spraying grooves 707 are formed in the spraying seat 706, and the upper parts of the storage tank 1 and the dirt storage tank 601 are provided with internal threads 708.

[0033] Referring to Figure 5 and Figure 6 , and based on example one, further, the outer part of the buckle seat 704 is fixedly installed with two sealing pads, the opening ends of the plurality of spraying grooves 707 are arrayed on the outer part of the spraying seat 706, and the rotating pipe 705 is adapted to the internal thread 708.

[0034] Specifically, by controlling the matching connection of the rotating pipe 705 and the internal thread 708, benefiting from the shape of the buckle 704, the rotating pipe 705 can not overflow liquid when rotating, and the spray seat 706 is arranged at the bottom of the rotating pipe 705, and the opening ends of a plurality of spray grooves 707 on the spray seat 706 face the upper parts of the storage tank 1 and the storage tank 601, so that the cleaning liquid can be uniformly sprayed to the inner walls of the storage tank 1 and the storage tank 601, so that the cleaning is more thorough.

[0035] Embodiment three

[0036] In combination Figure 1 、 Figure 4 、 Figure 7 And Figure 8 , the storage tank 1 and the storage tank 601 have only the mixing mechanism 8, the mixing mechanism 8 includes a supporting rod 801, one end of the supporting rod 801 is fixedly installed with a mixing seat 802, and the other end of the supporting rod 801 is fixedly installed with a pressing seat 803, and the outside of the supporting rod 801 is sleeved and installed with a buffer spring 804, and the upper parts of the storage tank 1 and the storage tank 601 are each provided with a limiting groove 805.

[0037] Referring to Figure 7 And Figure 8 , and on the basis of embodiment one and embodiment two, it is further obtained that a plurality of special-shaped plates are fixedly installed around the mixing seat 802, the supporting rod 801 is embeddedly and slidingly installed in the limiting groove 805, and two sealing gaskets are fixedly installed side by side on the limiting groove 805.

[0038] Specifically, by pressing the pressing seat 803 in cooperation with the buffer spring 804, the mixing seat 802 at one end of the supporting rod 801 can move up and down in the storage tank 1 and the storage tank 601, which can ensure that the solution in the storage tank 1 and the storage tank 601 is stirred and mixed uniformly, wherein the sealing gaskets are installed between the supporting rods 801 on the limiting groove 805, which can ensure the airtightness of the storage tank 1 and the storage tank 601.

[0039] In actual operation, by installing the storage tank 601 between the storage tank 1 and the descaling pipe 4 and connecting the storage tank 601 through the storage tank 602 and the connecting pipe 604, when the storage tank 1 and the pipe group 2 are cleaned, the dirt liquid can be transferred to the storage tank 601 for further processing, and part of it can be returned to the storage tank 1 through the connecting pipe 604 for repeated use. When in use, the liquid flow can be changed by flexibly controlling the first valve 5, the second valve 603 and the third valve 605;

[0040] By controlling the matching connection of the rotating pipe 705 and the internal thread 708, benefiting from the shape of the buckle 704, the rotating pipe 705 can not overflow liquid when rotating, and the spray seat 706 is arranged at the bottom of the rotating pipe 705, the opening ends of a plurality of spray grooves 707 on the spray seat 706 face the upper parts of the storage tank 1 and the storage tank 601, so that the cleaning liquid can be uniformly sprayed to the inner walls of the storage tank 1 and the storage tank 601, so that the cleaning is more thorough.

[0041] By pressing the pressing seat 803 to cooperate with the buffer spring 804, the mixing seat 802 at one end of the supporting rod 801 can move up and down in the storage tank 1 and the storage tank 601, so that the solution in the storage tank 1 and the storage tank 601 can be stirred and mixed uniformly, and the sealing pad is arranged on the limiting groove 805 between the supporting rods 801, so that the sealing property of the storage tank 1 and the storage tank 601 can be ensured.

[0042] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A triethylaluminum recycling device, comprising a storage tank (1), a lower part of the storage tank (1) is fixedly installed with a pipe group (2), two pressurizing pumps (3) are fixedly installed on the pipe group (2), and a descaling pipe (4) is fixedly installed on the pipe group (2), a plurality of first valves (5) are fixedly installed on the pipe group (2) and the descaling pipe (4), characterized in that: The descaling pipe (4) is provided with a recovery mechanism (6); The recovery mechanism (6) comprises a descaling tank (601), a descaling pipe (602) is fixedly installed between the descaling tank (601) and the descaling pipe (4), a second valve (603) is fixedly installed on the descaling pipe (602), and a connecting pipe (604) is fixedly installed between the descaling pipe (602) and the conduit group (2), and a third valve (605) is fixedly installed on the connecting pipe (604).

2. The triethylaluminum recycling device of claim 1, wherein: The conduit group (2) is provided with a first valve (5) at the lower side of the storage tank (1) and the front and rear sides of the two pressurizing pumps (3), and the conduit group (2) is fixedly connected with the two pressurizing pumps (3) through a three-way pipe.

3. The triethylaluminum recycling device of claim 2, wherein: The storage tank (1) and the descaling tank (601) are connected in a tank body type through the descaling pipe (602) and the connecting pipe (604), and the connecting pipe (604) is connected at the middle part of the conduit group (2).

4. The triethylaluminum recycling device of claim 3, wherein: The storage tank (1) and the descaling tank (601) are provided with a cleaning mechanism (7), the cleaning mechanism (7) comprises a liquid conveying pipe (701), a fourth valve (702) is fixedly installed at the lower part of the liquid conveying pipe (701), a limiting seat (703) is fixedly installed at the lower part of the fourth valve (702), a buckle seat (704) is rotatably installed at the lower part of the limiting seat (703), a rotating pipe (705) is fixedly installed at the lower part of the buckle seat (704), a spraying seat (706) is fixedly installed at the lower part of the rotating pipe (705), a plurality of spraying grooves (707) are formed in the spraying seat (706), and internal threads (708) are formed at the upper parts of the storage tank (1) and the descaling tank (601).

5. The triethylaluminum recycling device of claim 4, wherein: Two sealing pads are fixedly installed on the outer part of the buckle seat (704), the opening ends of the plurality of spraying grooves (707) are arrayed on the outer part of the spraying seat (706), and the rotating pipe (705) is adapted to the internal thread (708).

6. The triethylaluminum recycling device of claim 4, wherein: The storage tank (1) and the descaling tank (601) are provided with a mixing mechanism (8), the mixing mechanism (8) comprises a supporting rod (801), a mixing seat (802) is fixedly installed at one end of the supporting rod (801), a pressing seat (803) is fixedly installed at the other end of the supporting rod (801), a buffer spring (804) is sleevedly installed on the outer part of the supporting rod (801), and limiting grooves (805) are formed at the upper parts of the storage tank (1) and the descaling tank (601).

7. The triethylaluminum recycling device of claim 6, wherein: A plurality of special-shaped plates are fixedly installed around the mixing seat (802), the supporting rod (801) is slidingly installed in the limiting groove (805) in an embedded mode, and two sealing pads are fixedly installed side by side on the limiting groove (805).

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