CN216384933U

CN216384933U - System device for drying NP-508 wet material

Info

Publication number: CN216384933U
Application number: CN202121973733.5U
Authority: CN
Inventors: 袁阿满; 马洁平; 段洪帅
Original assignee: Sanmenxia Zhongda Chemical Co ltd
Current assignee: Sanmenxia Zhongda Chemical Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-04-26
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a system device for drying NP-508 wet materials, which comprises a rake dryer, a stirrer, a condenser, a receiving tank, a Roots vacuum pump and a pulse drip washer, wherein the stirrer is arranged at one end of the outer side of the rake dryer, the outer end of the stirrer is in transmission connection with a motor, and an internal stirring mechanism of the stirrer is arranged inside the rake dryer. On the other hand, the dust generated in the drying process of the wet material can be effectively reduced.

Description

System device for drying NP-508 wet material

Technical Field

The utility model belongs to the technical field of solid material drying, and particularly relates to a system device for drying NP-508 wet materials.

Background

The nucleating agent is a new functional assistant which is suitable for incomplete crystallization plastics such as polyethylene, polypropylene and the like, accelerates the crystallization rate, increases the crystallization density and promotes the grain size to be micronized by changing the crystallization behavior of resin, thereby achieving the purposes of shortening the molding period, and improving the physical and mechanical properties such as the transparency, the surface gloss, the tensile strength, the rigidity, the heat distortion temperature, the impact resistance, the creep resistance and the like of products. The nucleating agent is a functional chemical auxiliary agent which can change partial crystallization behavior, improve the transparency, rigidity, surface gloss, impact toughness and heat distortion temperature of a product, shorten the molding cycle of the product and improve the processing and application performance of the product. The nucleating agent is an important polypropylene processing aid, can obviously improve the performance of polypropylene, and is rapidly developed in recent years.

After filter pressing, the efficient polypropylene nucleating agent NP-508 obtains a wet material with the water content of 20% -30%, the wet material can be added into the polypropylene master batch only by drying and crushing, a packing auger normal pressure dryer is generally used by the traditional drying equipment for drying the NP-508 wet material, but the dryer has the problems of long drying process time and large dust in the using process, and the production efficiency and the environment are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects and provide a system device for drying NP-508 wet materials, so as to solve the problems of long drying process time and large dust in the wet material drying process of the traditional dryer in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a system's device of dry NP-508 wet material, includes rake dryer, agitator, condenser, receiving tank, roots vacuum pump and pulse drip washing ware, rake dryer outside one end is provided with the agitator, the transmission of agitator outer end is connected with the motor, the inside rabbling mechanism of agitator sets up inside rake dryer, rake dryer outside one end is provided with the steam pipe, the steam pipe other end sets up at receiving tank side, receiving tank one side is provided with the condenser, the condenser outside is provided with the pulse drip washing ware, the pulse drip washing ware outside is provided with the bag collector, the bag collector other end is connected with roots vacuum pump, roots vacuum pump opposite side is connected with the tail gas pipe.

Preferably, a first valve is arranged between the pulse elution device and the bag type dust collector, and a second valve is arranged on one side, away from the pulse elution device, of the receiving tank.

Preferably, a feed inlet is arranged on one side of the rake dryer, a discharge outlet is arranged on the other side of the feed inlet, and the feed inlet and the discharge outlet are in relative positions.

Compared with the prior art, the utility model provides a system device for drying NP-508 wet materials, which has the following beneficial effects:

1. according to the utility model, through the arranged rake dryer, the wet material can be heated and stirred through the stirrer in the rake dryer, after heating and stirring, moisture in the wet material is vaporized through the Roots vacuum pump, the vaporized moisture enters the receiving tank through steam and is cooled to be liquid in the condenser in the receiving tank, non-condensable gas enters the bag type dust remover through the valve on the pipeline, entrained dust is filtered, and then the non-condensable gas is discharged through the Roots vacuum pump and the tail gas pipe, so that the drying time can be shortened on one hand, and the dust generated in the drying process of the wet material can be effectively reduced on the other hand;

2. according to the utility model, through the arranged pulse elution device, the pulse elution device can be closed according to a certain frequency, so that a certain amount of water flow can be released from the pulse elution device, the released water flow can flush materials attached to the pipe wall into the receiving tank, a small amount of dust adhered to the pipe wall can be flushed into the receiving tank together in the water flow flushing process, and the dust adhered to the pipe wall of the condenser can be removed through the mode, so that the cooling effect of the condenser can be ensured.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic structural diagram of a system apparatus for drying wet NP-508 material according to the present invention;

in the figure: 1. a rake dryer; 2. a motor; 3. a stirrer; 4. a feed inlet; 5. a discharge port; 6. A steam pipe; 7. a condenser; 8. a receiving tank; 9. a first valve; 10. a second valve; 11. a bag type dust collector; 12. a Roots vacuum pump; 13. a tail gas pipe; 14. a pulse elution device.

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.

Referring to fig. 1, the present invention provides the following technical solutions: a system device for drying NP-508 wet materials comprises a rake dryer 1, a stirrer 3, a condenser 7, a receiving tank 8, a Roots vacuum pump 12 and a pulse elution device 14, wherein the stirrer 3 is arranged at one end of the outer side of the rake dryer 1, the outer end of the stirrer 3 is in transmission connection with a motor 2, a stirring mechanism in the stirrer 3 is arranged in the rake dryer 1, a steam pipe 6 is arranged at one end of the outer side of the rake dryer 1, the other end of the steam pipe 6 is arranged on the side edge of the receiving tank 8, the condenser 7 is arranged at one side of the receiving tank 8, the pulse elution device 14 is arranged at the outer side of the condenser 7, a bag-type dust collector 11 is arranged at the outer side of the pulse elution device 14, the other end of the bag-type dust collector 11 is connected with the Roots vacuum pump 12, the other side of the Roots vacuum pump 12 is connected with a tail gas pipe 13, NP-508 wet materials carrying a fixed amount of water are added into the rake dryer 1 through a charging port 4, then the feed inlet 4 is closed, the motor 2 is started, the stirrer 3 is driven, and the materials are stirred. Heating is started, and the Roots vacuum pump 12 is started, so that water in the NP-508 wet material is heated to be vaporized, enters the receiving tank through the steam pipe 6 and is cooled to be liquid in the condenser 7. The non-condensable gas enters a bag type dust collector 11 through a first valve 9 on the pipeline, dust entrained by the gas is filtered, and then the gas is discharged through a Roots vacuum pump 12 and a tail gas pipe 13. A pulse elution device 14 is arranged in the upper head of the condenser 7. Condensed water flows into the receiving tank 8 in the in-line pipe, a small amount of dust is adhered to the pipe wall, the pulse elution device 14 is closed according to a certain frequency, water flow is released, materials attached to the pipe wall are washed to the receiving tank 8, and the cooling effect of the condenser is guaranteed. And (4) after drying is finished, closing the Roots vacuum pump 12, recovering the system device to normal pressure, opening the second valve 10, and transferring the condensate containing the materials in the receiving tank 8. And opening the discharge port 5, discharging the dried materials, then closing the discharge port 5, and continuing the next batch of operation.

In the present invention, preferably, a first valve 9 is disposed between the pulse washing device 14 and the bag-type dust collector 11, and a second valve 10 is disposed on a side of the receiving tank 8 away from the pulse washing device 14.

In the present invention, preferably, a feed inlet 4 is provided at one side of the rake dryer 1, a discharge outlet 5 is provided at the other side of the feed inlet 4, and the feed inlet 4 and the discharge outlet 5 are in opposite positions.

The working principle and the using process of the utility model are as follows: when the drying device is used, NP-508 wet materials carrying certain amount of water are added into the rake dryer 1 through the feed opening 4, then the feed opening 4 is closed, the motor 2 is started, the stirrer 3 is driven, and the materials are stirred. Heating is started, and the Roots vacuum pump 12 is started, so that water in the NP-508 wet material is heated to be vaporized, enters the receiving tank through the steam pipe 6 and is cooled to be liquid in the condenser 7. The non-condensable gas enters a bag type dust collector 11 through a first valve 9 on the pipeline, dust entrained by the gas is filtered, and then the gas is discharged through a Roots vacuum pump 12 and a tail gas pipe 13. A pulse elution device 14 is arranged in the upper head of the condenser 7. Condensed water flows into the receiving tank 8 in the in-line pipe, a small amount of dust is adhered to the pipe wall, the pulse elution device 14 is closed according to a certain frequency, water flow is released, materials attached to the pipe wall are washed to the receiving tank 8, and the cooling effect of the condenser is guaranteed. And (4) after drying is finished, closing the Roots vacuum pump 12, recovering the system device to normal pressure, opening the second valve 10, and transferring the condensate containing the materials in the receiving tank 8. And opening the discharge port 5, discharging the dried materials, then closing the discharge port 5, and continuing the next batch of operation.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a system's device of dry NP-508 wet material, includes rake dryer (1), agitator (3), condenser (7), receiving tank (8), roots vacuum pump (12) and pulse elution ware (14), its characterized in that: the improved drying device is characterized in that a stirrer (3) is arranged at one end of the outer side of the rake dryer (1), a motor (2) is connected to the outer end of the stirrer (3) in a transmission mode, an internal stirring mechanism of the stirrer (3) is arranged inside the rake dryer (1), a steam pipe (6) is arranged at one end of the outer side of the rake dryer (1), the other end of the steam pipe (6) is arranged on the side edge of a receiving tank (8), a condenser (7) is arranged on one side of the receiving tank (8), a pulse elution device (14) is arranged on the outer side of the condenser (7), a bag type dust collector (11) is arranged on the outer side of the pulse elution device (14), the other end of the bag type dust collector (11) is connected with a Roots vacuum pump (12), and the other side of the Roots vacuum pump (12) is connected with a tail gas pipe (13).

2. The system-assembly of claim 1, wherein said system-assembly is further configured to dry wet NP-508 material by: a first valve (9) is arranged between the pulse elution device (14) and the bag type dust collector (11), and a second valve (10) is arranged on one side, far away from the pulse elution device (14), of the receiving tank (8).

3. The system-assembly of claim 1, wherein said system-assembly is further configured to dry wet NP-508 material by: rake dryer (1) one side is provided with charge door (4), charge door (4) opposite side is provided with discharge gate (5), charge door (4) and discharge gate (5) are in relative position.