CN217374959U - Full groove device is prevented in PTA unloading - Google Patents

Abstract

The utility model relates to a PTA unloading prevents full groove device, including feed bin, well thin grooving, ton bag baling press, the feed bin through first unloading pipe with ton bag baling press intercommunication sets up, be provided with second unloading pipe on the first unloading pipe, second unloading pipe is located well thin grooving top, be provided with first butterfly valve on the second unloading pipe, the discharge gate of second unloading pipe is provided with third unloading pipe through first flange joint, the third unloading pipe extends to in the well thin grooving; the bottom of well thin groove of adding is connected and is provided with the discharging pipe, the end of discharging pipe is provided with screw conveyer, screw conveyer's discharge gate with ton bag packagine machine's feed inlet is linked together. The utility model discloses a can prevent to carefully add the full groove in groove, improve the production security.

Description

Full groove device is prevented in PTA unloading

Technical Field

The utility model relates to a PTA unloading technical field, especially a full groove device is prevented in PTA unloading.

Background

PTA (purified terephthalic acid) is one of important bulk organic raw materials, and is widely used in various aspects of national economy such as chemical fiber, light industry, electronics, buildings and the like. Meanwhile, the application of PTA is more concentrated, and more than 90% of PTA is used for producing polyethylene terephthalate in the world. Carry out the in-process that the unloading was packed to PTA, need carry out meticulous reinforced packing through well thin groove after carrying out rough reinforced packing to ton bag, prevent that ton bag from fully wrapping and frying the package, arousing the visitor and complaining, the PTA material has the poor characteristic of mobility, and PTA can't pass through well thin groove fast, and well thin groove's volume is little, often causes full groove, loss material, polluted environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a full groove device is prevented in PTA unloading, can prevent to carefully add the full groove in the well.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a full groove device is prevented in PTA unloading, includes feed bin, well thin groove, ton bag baling press, the feed bin through first unloading pipe with ton bag baling press intercommunication sets up, be provided with second unloading pipe on the first unloading pipe, second unloading pipe is located well thin groove top, its characterized in that: a first butterfly valve is arranged on the second blanking pipe, a third blanking pipe is arranged at a discharge port of the second blanking pipe through a first flange connection, and the third blanking pipe extends into the middle thin plus groove; the bottom of the middle thin groove is connected with a discharge pipe, the tail end of the discharge pipe is provided with a spiral conveyor, and a discharge hole of the spiral conveyor is communicated with a feed inlet of the ton bag packer.

Furthermore, a first manual gate valve, a first pneumatic gate valve, a second butterfly valve, a filter box, a second flange, a second manual gate valve and a third butterfly valve are sequentially arranged on the first blanking pipe along the blanking direction, and the second blanking pipe is located between the second flange and the second manual gate valve.

The device further comprises a dust collector, a discharge port of the dust collector is communicated with the middle thin groove through a first dust collecting pipe, and a fourth butterfly valve is arranged on the first dust collecting pipe; the feed inlet of the dust collector is communicated with the ton bag packer through a second dust collecting pipe, and a fifth butterfly valve and a third manual gate valve are arranged on the second dust collecting pipe; a third dust collecting pipe is arranged between the feed inlet of the dust collector and the fifth butterfly valve, the third dust collecting pipe is communicated with the ton bag packer, and a sixth butterfly valve and a fourth manual gate valve are arranged on the third dust collecting pipe; a fourth dust collecting pipe is arranged between the feed inlet of the dust collector and the fifth butterfly valve, the fourth dust collecting pipe is communicated with the feeding hopper, and a seventh butterfly valve and a fifth manual gate valve are arranged on the third dust collecting pipe.

Further, the third blanking pipe is made of 304 stainless steel; the diameter of a feed port of the third blanking pipe is 150mm, and the diameter of a discharge port of the third blanking pipe is 100 mm; the length of the third blanking pipe is 500 mm.

Further, the height of the first flange from the upper surface of the middle thin groove is 100 mm.

The utility model has the advantages that: the utility model discloses a can prevent to carefully add the full groove in groove, improve the production security. The utility model discloses added the third unloading pipe in the device, can carry on spacingly to the PTA material, when the PTA material level in the thin groove of well is higher than the discharge gate height of third unloading pipe, the discharge gate of third unloading pipe is stopped up to the PTA material, then can't continue the ejection of compact, until the PTA material level is lower than the discharge gate height of third unloading pipe, the PTA material in the third unloading pipe can continue to feed in the thin groove of well; the first flange is added in the device, so that the third blanking pipe can be conveniently mounted and dismounted; the screw conveyor is added in the device, so that PTA materials can be transported, and due to poor flowability of the PTA materials, the discharge of the PTA materials from the medium-fine additional groove can be accelerated by using the screw conveyor, so that the medium-fine additional groove can be prevented from being full; the dust collector is added into the device, and the mixed PTA dust can be adsorbed before the nitrogen in the PTA material in the middle and fine adding groove is discharged outside, so that the environmental protection requirement is met.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a front view of the third blanking pipe;

fig. 3 is a top view of the third blanking pipe.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 3, the present invention provides an embodiment: a PTA blanking full-groove preventing device comprises a stock bin 1, a medium-fine additional groove 2 and a ton bag packer 3, wherein the stock bin 1 is communicated with the ton bag packer 3 through a first blanking pipe 4, a second blanking pipe 5 is arranged on the first blanking pipe 4, the second blanking pipe 5 is positioned above the medium-fine additional groove 2, a first butterfly valve 6 is arranged on the second blanking pipe 5, a third blanking pipe 8 is connected with a discharge port of the second blanking pipe 5 through a first flange 7, and the third blanking pipe 8 extends into the medium-fine additional groove 2; the bottom of the middle thin groove 2 is connected with a discharge pipe 9, the tail end of the discharge pipe 9 is provided with a spiral conveyor 10, and a discharge hole of the spiral conveyor 10 is communicated with a feed inlet of the ton bag packer 3. The storage bin 1 is used for storing PTA materials, the fine intermediate feeding groove 2 is used for placing the PTA materials, the ton bag packer 3 is used for packing the PTA materials, the first discharging pipe 4 is used for transporting the PTA materials in the storage bin 1 into the ton bag packer 3, the second discharging pipe 5 is used for transporting the PTA materials in the storage bin 1 into the fine intermediate feeding groove 2, the first butterfly valve 6 is used for opening and closing the second discharging pipe 5, the first flange 7 is used for facilitating dismounting and mounting of the third discharging pipe 8, the third discharging pipe 8 is used for preventing the PTA materials from overflowing from the charging hopper 2 and playing the role of a flow limiting pore plate and a material level meter, the discharging pipe 9 is used for communicating the screw conveyor 10 with the fine intermediate feeding groove 2, so that the PTA materials can accurately enter the screw conveyor 10 from the fine intermediate feeding groove 2, dust diffusion generated by the PTA materials is avoided, the production workshop is polluted, the screw conveyor 10 is used for slowly conveying the PTA materials into the ton bag 3, compared with the vertical blanking of the first blanking pipe 4, the blanking amount is easier to grasp because the blanking of the screw conveyor 10 is slow.

As shown in fig. 1, in an embodiment of the present invention, a first manual gate valve 11, a first pneumatic gate valve 12, a second butterfly valve 13, a filter box 14, a second flange 15, a second manual gate valve 16, and a third butterfly valve 17 are sequentially disposed on the first discharging pipe 4 along a discharging direction, and the second discharging pipe 5 is located between the second flange 15 and the second manual gate valve 16. First manual gate valve 11, first pneumatic gate valve 12, second butterfly valve 13, the manual gate valve 16 of second are used for carrying out the switching to first unloading pipe 4, are in the open mode for a long time to form multiple guarantee, rose box 14 carries out the prefilter to the PTA material, second flange 15 is used for being connected first unloading pipe 4 with the discharge gate of rose box 14, third butterfly valve 17 is used for the first unloading pipe 4 of switching, adjusts the PTA material volume that first unloading pipe 4 got into ton bag baling press 3.

As shown in fig. 1, in an embodiment of the present invention, the dust collector further includes a dust collector 18, a discharge port of the dust collector 18 is communicated with the intermediate fine groove 2 through a first dust collecting pipe 19, and the first dust collecting pipe 19 is provided with a fourth butterfly valve 20; the feed inlet of the dust collector 18 is communicated with the ton bag packer 3 through a second dust collecting pipe 21, and a fifth butterfly valve 22 and a third manual gate valve 23 are arranged on the second dust collecting pipe 21; a third dust collecting pipe 24 is arranged between the feed inlet of the dust collector 18 and the fifth butterfly valve 22, the third dust collecting pipe 24 is communicated with the ton bag packer 3, and a sixth butterfly valve 25 and a fourth manual gate valve 26 are arranged on the third dust collecting pipe 24; a fourth dust collecting pipe 27 is arranged between the feed inlet of the dust collector 18 and the fifth butterfly valve 22, the fourth dust collecting pipe 27 is communicated with the loading hopper 2, and a seventh butterfly valve 28 and a fifth manual gate valve 29 are arranged on the fourth dust collecting pipe 27. The dust collector 18 is used for collecting PTA material dust in the ton bag packer 3 and the fine dust adding groove 2, the first dust collecting pipe 19 is a channel for pouring the PTA material dust collected by the dust collector 18 back to the fine dust adding groove 2, the fourth butterfly valve 20 is used for opening and closing the first dust collecting pipe 19, the second dust collecting pipe 21 is a channel for collecting PTA material dust of the ton bag packer 3, the fifth butterfly valve 22 and the third manual gate valve 23 open and close the second dust collecting pipe 21 to form double insurance for the second dust collecting pipe 21, the third dust collecting pipe 24 is a channel for collecting PTA material dust of the ton bag packer 3, the sixth butterfly valve 25 and the fourth manual gate valve 26 open and close the second dust collecting pipe 21 to form double insurance for the second dust collecting pipe 21, the third dust collecting pipe 24 can be opened when the second dust collecting pipe 21 is blocked, the third dust collecting pipe 24 is a spare channel for the second dust collecting pipe 21, the fourth dust collecting pipe 27 is a channel for collecting PTA material dust in the fine dust adding groove 2, the seventh butterfly valve 28 and the fifth hand gate valve 29 open and close the fourth dust collection pipe 27.

Referring to fig. 1 to 3, in an embodiment of the present invention, the third feeding tube 8 is made of 304 stainless steel; the diameter of a feed port of the third blanking pipe 8 is 150mm, and the diameter of a discharge port of the third blanking pipe 8 is 100 mm; the length of the third blanking pipe 8 is 500 mm. The use of 304 stainless steel material can increase the durability of use and reduce the pollution of the material to the PTA material.

Referring to fig. 1, in an embodiment of the present invention, the height of the first flange 7 from the upper surface of the intermediate thin groove 2 is about 100 mm.

The utility model discloses the theory of operation below has: hanging ton bags on the ton bag packer 3, opening the first manual gate valve 11, the first pneumatic gate valve 12, the second butterfly valve 13 and the second manual gate valve 16, enabling PTA materials to pass through the filter box 14 from the discharge hole of the storage bin 1 through the first discharging pipe 4, opening the third butterfly valve 17, performing rough feeding and medium feeding, closing the third butterfly valve 17 when the ton bags reach a preset packing amount, opening the first butterfly valve 6, enabling the PTA materials to enter the medium and fine addition groove 2 from the second discharging pipe 5 through the third discharging pipe 8, wherein the PTA materials in the medium and fine addition groove 2 cannot flow into the medium and fine addition groove 2 any more due to the poor flowability of the PTA materials, when the PTA materials in the medium and fine addition groove 2 are accumulated to be not passed through the third discharging pipe 8, the PTA materials in the third discharging pipe 8 cannot flow into the medium and fine addition groove 2 any more until the discharge hole of the third discharging pipe 8 submerges the PTA materials in the medium and fine addition groove 2, the third blanking pipe 8 continues blanking, the PTA material in the medium-fine groove 2 enters the ton bag packer 3 through the screw conveyor 10 to continuously pack the ton bags, and because the blanking speed of the screw conveyor 10 is low, the amount of the PTA material in the ton bags is better controlled, and full and fried bags of the ton bags are avoided.

The utility model provides a screw conveyer, ton bag baling press, the dust arrester, first butterfly valve, the second butterfly valve, the third butterfly valve, the fourth butterfly valve, the fifth butterfly valve, the sixth butterfly valve, the seventh butterfly valve, first pneumatic gate valve, first manual gate valve, the manual gate valve of second, the manual gate valve of third, the manual gate valve of fourth, the fifth gate valve is prior art, technical personnel in the field have clearly been known, do not explain in detail here, screw conveyer's model can be STLX-108, ton bag baling press's model can be LCS-MT, the model of dust arrester can be CFV2-2, but is not limited to here.

The above description is only for the preferred embodiment of the present invention, and should not be interpreted as limiting the scope of the present invention, which is intended to cover all the equivalent changes and modifications made in accordance with the claims of the present invention.

Claims (5)

1. The utility model provides a full groove device is prevented in PTA unloading, includes feed bin, well thin groove, ton bag baling press, the feed bin through first unloading pipe with ton bag baling press intercommunication sets up, be provided with second unloading pipe on the first unloading pipe, second unloading pipe is located well thin groove top, its characterized in that: a first butterfly valve is arranged on the second blanking pipe, a third blanking pipe is arranged at a discharge port of the second blanking pipe through a first flange connection, and the third blanking pipe extends into the middle thin plus groove; the bottom of the middle thin groove is connected with a discharge pipe, the tail end of the discharge pipe is provided with a spiral conveyor, and a discharge hole of the spiral conveyor is communicated with a feed inlet of the ton bag packer.

2. The PTA blanking full-groove preventing device as claimed in claim 1, wherein: the first blanking pipe is sequentially provided with a first manual gate valve, a first pneumatic gate valve, a second butterfly valve, a filter box, a second flange, a second manual gate valve and a third butterfly valve along the blanking direction, and the second blanking pipe is located between the second flange and the second manual gate valve.

3. The PTA blanking full-groove preventing device according to claim 2, wherein: the discharge port of the dust collector is communicated with the middle thin groove through a first dust collecting pipe, and a fourth butterfly valve is arranged on the first dust collecting pipe; the feed inlet of the dust collector is communicated with the ton bag packer through a second dust collecting pipe, and a fifth butterfly valve and a third manual gate valve are arranged on the second dust collecting pipe; a third dust collecting pipe is arranged between the feed inlet of the dust collector and the fifth butterfly valve, the third dust collecting pipe is communicated with the ton bag packer, and a sixth butterfly valve and a fourth manual gate valve are arranged on the third dust collecting pipe; a fourth dust collecting pipe is arranged between the feed inlet of the dust collector and the fifth butterfly valve, the fourth dust collecting pipe is communicated with the middle thin groove, and a seventh butterfly valve and a fifth manual gate valve are arranged on the third dust collecting pipe.

4. The PTA blanking full-groove preventing device as claimed in claim 1, wherein: the third blanking pipe is made of 304 stainless steel; the diameter of a feed port of the third blanking pipe is 150mm, and the diameter of a discharge port of the third blanking pipe is 100 mm; the length of third unloading pipe is 500 mm.

5. The PTA blanking full-groove preventing device as claimed in claim 1, wherein: the height of the first flange from the upper surface of the middle thin groove is 100 mm.

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