CN213335177U

CN213335177U - Quick drying device is used in production of plastic woven sack raw materials

Info

Publication number: CN213335177U
Application number: CN202022181098.9U
Authority: CN
Inventors: 陈光乐; 杨德兵; 郑大村
Original assignee: Lechang Huale Plastic Packaging Co ltd
Current assignee: Lechang Huale Plastic Packaging Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-01
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a quick drying device for producing plastic woven sack raw materials, which comprises a fluidized bed furnace body, an air heater, a screw conveyer and a cyclone separator, wherein an air distribution plate is arranged in the fluidized bed furnace body, the air outlet end of the air heater is communicated with the lower side wall of the fluidized bed furnace body and is positioned below the air distribution plate, the discharge end of the screw conveyer is communicated with the side wall of the fluidized bed furnace body and is positioned above the air distribution plate, the feed end of the cyclone separator is communicated with the upper side wall of the fluidized bed furnace body, a flapping device for flapping materials is arranged in the fluidized bed furnace body, hot air generated from the outside is introduced into the fluidized bed furnace body through the air heater, the hot air is sprayed out under the action of the air distribution plate, so that plastic particles form a fluidized state, and because the plastic particles and the hot air form the fluidized state, the hot air is fully contacted with the plastic particles, simultaneously, the plastic particles are beaten through the beating device, and the plastic particles are fully and effectively quickly dried.

Description

Quick drying device is used in production of plastic woven sack raw materials

Technical Field

The utility model relates to a braided bag production facility field especially relates to a quick drying device is used in production of plastic woven sack raw materials.

Background

The plastic woven bag is made into a polypropylene bag and a polyethylene bag according to main materials; is divided into a bottom sewing bag and a side sewing bottom bag according to a sewing method, is widely applied to a packaging material of articles such as fertilizer, chemical products and the like at present, the main production process comprises the steps of extruding a film from a plastic raw material, cutting and unidirectionally stretching the film into flat filaments, weaving the flat filaments by warps and wefts to obtain a product, generally called as a woven bag, wherein the plastic woven bag is made of plastic particles, the plastic particles are dried to extrude the film, if the plastic particles are not sufficiently dried, the time for melting the plastic particles into a solution can be prolonged, the work efficiency for processing the product is reduced, a large amount of water is contained in the solution, and when the solution is formed, a large amount of bubbles exist in the plastic solution due to water evaporation, when extruding the blown film to the plastics melt, the melt has a large amount of bubbles can cause when blown film inhomogeneous, and the blown film is inhomogeneous will lead to extruding the thickness of film inequality to reduce plastic woven sack's quality degradation.

Present stoving utilizes drying stirrer, stirs the limit while and weathers plastic granules through hot-blast, though can reduce the moisture that plastic granules contains, but, the speed of its stoving is slower, and the moisture at plastic granules middle part can not carry out effectual stoving, is unfavorable for improving the efficiency of stoving, and on the other hand, at the stoving in-process, vapor and the unable effectual separation of plastic granules are unfavorable for subsequent use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt fluidized bed drying's form for plastic granules blows up in circulating fluidized bed and is fluidized state and dries, reaches the purpose of quick and effective stoving, and effectual realization feed back and subsequent vapor and plastic granules's separation, the subsequent quick drying device who uses of being convenient for.

In order to achieve the above purpose, the utility model adopts the following scheme: the utility model provides a quick drying device is used in plastic woven sack raw materials production, is including fluidized bed furnace body, air heater, screw conveyer and cyclone, be equipped with the grid plate in the fluidized bed furnace body, the end of giving vent to anger of air heater and fluidized bed furnace body's lower lateral wall intercommunication, and be located the grid plate below, screw conveyer's discharge end and fluidized bed furnace body's lateral wall intercommunication, and be located the top of grid plate, cyclone's feed end and fluidized bed furnace body's last lateral wall intercommunication be equipped with the patting device who is used for patting the material in the fluidized bed furnace body.

Further, patting device is including setting up the motor in fluidized bed furnace body upper end be equipped with the rotation post of vertical setting on the motor shaft of motor, it extends to in the fluidized bed furnace body and is equipped with the subassembly of patting to rotate the post.

Furthermore, the beating component comprises a first beating part and a second beating part which are symmetrically arranged, and the first beating part and the second beating part are formed by a plurality of long rods which are longitudinally arranged at intervals.

Furthermore, the first beating part is fixedly connected with the rotating column, and an adjusting mechanism capable of driving the second beating part to move up and down along the rotating column to adjust the position is arranged on the rotating column.

Furthermore, adjustment mechanism slides the removal post that sets up in rotating the post including from top to bottom, the second pat in extending to rotating the post and with remove post fixed connection remove the post upper end and be equipped with and extend the piece rotate post one side and be located fluidized bed furnace body top and be equipped with vertical spout, it slides and sets up in vertical spout to extend the piece outer end is equipped with the fixed plate rotate the post and lie in vertical spout about both ends all be equipped with the bolt hole both sides are equipped with the through-hole about the fixed plate wear to be equipped with in the through-hole can with bolt hole complex bolt.

Preferably, a plurality of air caps are uniformly distributed on the upper part of the air distribution plate.

Furthermore, the cyclone separator comprises a hollow cylinder, an exhaust pipe and a cone, and the lower part of the cone is communicated with a discharge pipe.

Preferably, an electric regulating valve and a gas flowmeter are installed at the gas outlet end of the air heater.

To sum up, the utility model discloses for its beneficial effect of prior art is: conveying plastic particles to be dried to the inside of a fluidized bed furnace body through a spiral conveyor, enabling the plastic particles to fall to the upper part of an air distribution plate, operating an air heater, introducing hot air generated from the outside into the fluidized bed furnace body through the air heater, and spraying the hot air under the action of the air distribution plate to enable the plastic particles to form a fluidized state; in addition, hot air with water vapor and plastic particles enter the cyclone separator after drying, so that the plastic particles and the water vapor are separated, and subsequent use is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a part of a cross-section of the flapping device of the present invention.

Fig. 3 is a second schematic partial sectional view of the flapping device of the present invention.

Description of reference numerals: 1. a fluidized bed furnace body; 2. a hot air blower; 3. a screw conveyor; 4. a cyclone separator; 5. a wind distribution plate; 21. a motor; 22. rotating the column; 31. a first beating member; 32. a second beating member; 51. moving the column; 52. an extension block; 53. a longitudinal chute; 54. a fixing plate; 55. bolt holes; 56. a bolt; 61. a hood; 71. a hollow cylinder; 72. an exhaust pipe; 73. a cone; 74. a discharge pipe.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The devices may be rotated 90 degrees or other orientations from different orientations and the spatially relative descriptors used therein should be interpreted as such and are not to be construed as limiting the invention, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings: as shown in fig. 1 to 3, a fast drying device for producing plastic woven bag raw material comprises a fluidized bed furnace body 1, an air heater 2, a spiral conveyor 3 and a cyclone separator 4, wherein an air distribution plate 5 is arranged in the fluidized bed furnace body 1, the air outlet end of the air heater 2 is communicated with the lower side wall of the fluidized bed furnace body 1 and is positioned below the air distribution plate 5, the discharge end of the spiral conveyor 3 is communicated with the side wall of the fluidized bed furnace body 1 and is positioned above the air distribution plate 5, the feed end of the cyclone separator 4 is communicated with the upper side wall of the fluidized bed furnace body 1, a beating device for beating materials is arranged in the fluidized bed furnace body 1, plastic particles to be dried are conveyed to the inside of the fluidized bed furnace body 1 through the spiral conveyor 3 and fall to the upper part of the air distribution plate 5, the air heater 2 is operated, the air heater 2 introduces externally generated hot air into the fluidized bed furnace body 1, the hot air is sprayed out under the action of the air distribution plate 5, so that the plastic particles form a fluidized state, and the hot air is fully contacted with the plastic particles due to the fluidized state formed between the plastic particles and the hot air, and simultaneously, the plastic particles are flapped by the flapping device, so that the plastic particles are fully and effectively and quickly dried; in addition, the dried hot air with water vapor and the plastic particles enter the cyclone separator 4, so that the plastic particles and the water vapor are separated, and the subsequent use is facilitated.

In order to prevent the heat loss of the drying hot air, the outer sides of the fluidized bed furnace body 1 and the cyclone separator 4 can be covered with a heat insulation cotton layer.

The utility model discloses in patting device is including setting up the motor 21 in fluidized bed furnace body 1 upper end be equipped with the rotation post 22 of vertical setting on the motor shaft of motor 21, rotate the post 22 and extend to in the fluidized bed furnace body 1 and be equipped with and pat the subassembly.

Specifically, pat the subassembly and pat 31 and second including the first stock that beats that the symmetry set up, first beat 31 and second beat 32 and constitute by a plurality of stocks that vertical interval set up, first beat 31 and rotation post 22 fixed connection be equipped with on the rotation post 22 and drive the second and pat 32 and reciprocate the adjustment mechanism of adjusting position along rotating post 22, can adjust the first interval of patting 31 and second and pat between 32 according to plastic granules's size or quantity, can be more abundant pat plastic granules, make plastic granules can fast drying.

Referring to fig. 2 and 3, the adjusting mechanism includes a moving column 51 disposed in the rotating column 22 in a vertically sliding manner, the second beating member 32 extends into the rotating column 22 and is fixedly connected to the moving column 51, an extending block 52 is disposed at the upper end of the moving column 51, a longitudinal sliding slot 53 is disposed on one side of the rotating column 22 above the fluidized bed furnace body 1, the extending block 52 is slidably disposed in the longitudinal sliding slot 53, a fixing plate 54 is disposed at the outer end of the extending block 52, bolt holes 55 are disposed at the upper end and the lower end of the longitudinal sliding slot 53 on the rotating column 22, through holes are disposed at the upper side and the lower side of the fixing plate 54, bolts 56 capable of being matched with the bolt holes 55 are disposed in the through holes, the extending block 52 is driven to move up and down along the longitudinal sliding slot 53, and then the bolt holes are locked in the bolt holes 55 by the bolts 56 to achieve fixing.

The utility model discloses in 5 upper portion equipartitions of grid plate are equipped with a plurality of hoods 61, and hoods 61 pass through welded fastening on grid plate 5, can make hot-blast evenly blow off.

The utility model discloses in cyclone 4 is including having hollow cylinder 71, blast pipe 72 and cone 73 lower part intercommunication has row material pipe 74, has the hot-blast and plastic pellet entering cyclone 6's of vapor inside after the stoving to form vortex centrifugal force under hollow cylinder 71 and cone 73's effect, make plastic pellet discharge through arranging material pipe 74, have the hot-blast exhaust pipe 72 of passing through of vapor and discharge, realize the separation of plastic pellet and vapor, the subsequent use of being convenient for.

The utility model discloses in electric control valve and gas flowmeter are installed to the end of giving vent to anger of air heater 2, and electric control valve is used for adjusting hot-blast income volume, and gas flow is used for detecting the hot air volume that gets into 1 inside of fluidized bed furnace body.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quick drying device is used in production of plastic woven sack raw materials which characterized in that: including fluidized bed furnace body (1), air heater (2), screw conveyer (3) and cyclone (4), be equipped with air distribution plate (5) in fluidized bed furnace body (1), the end of giving vent to anger of air heater (2) communicates with the lower lateral wall of fluidized bed furnace body (1), and is located air distribution plate (5) below, the discharge end of screw conveyer (3) and the lateral wall intercommunication of fluidized bed furnace body (1), and is located the top of air distribution plate (5), the feed end of cyclone (4) and the last lateral wall intercommunication of fluidized bed furnace body (1) be equipped with the patting device who is used for patting the material in fluidized bed furnace body (1).

2. The quick drying device is used in production of plastic woven sack raw materials of claim 1 characterized in that: the flapping device comprises a motor (21) arranged at the upper end of the fluidized bed furnace body (1), wherein a vertically arranged rotating column (22) is arranged on a motor shaft of the motor (21), and the rotating column (22) extends into the fluidized bed furnace body (1) and is provided with a flapping component.

3. The quick drying device is used in plastic woven sack raw materials production according to claim 2, characterized in that: pat the subassembly and pat (32) including first beating piece (31) and the second that the symmetry set up, first beating piece (31) and second are clapped a plurality of stock that beating piece (32) set up by vertical interval and are constituteed.

4. The quick drying device is used in plastic woven sack raw materials production according to claim 3 characterized in that: first beating piece (31) and rotation post (22) fixed connection be equipped with on rotation post (22) and drive second beating piece (32) and reciprocate the adjustment mechanism who adjusts the position along rotation post (22).

5. The quick drying device is used in plastic woven sack raw materials production according to claim 4, characterized in that: adjustment mechanism is including sliding movement post (51) that sets up in rotating post (22) from top to bottom, second is clapped and is beaten piece (32) and extend to rotating in post (22) and with removal post (51) fixed connection remove post (51) upper end and be equipped with extension piece (52) it is equipped with vertical spout (53) to rotate post (22) one side and be located fluidized bed furnace body (1) top, extension piece (52) slide and set up in vertical spout (53) extend piece (52) outer end and be equipped with fixed plate (54) it all is equipped with bolt hole (55) to lie in vertical spout (53) upper and lower both ends on rotation post (22) fixed plate (54) upper and lower both sides are equipped with the through-hole wear to be equipped with in the through-hole can with bolt hole (55) complex bolt hole (56).

6. The quick drying device is used in production of plastic woven sack raw materials of claim 1 characterized in that: a plurality of blast caps (61) are uniformly distributed at the upper part of the air distribution plate (5).

7. The quick drying device is used in production of plastic woven sack raw materials of claim 1 characterized in that: the cyclone separator (4) comprises a hollow cylinder (71), an exhaust pipe (72) and a cone (73), and a discharge pipe (74) is communicated with the lower part of the cone (73).

8. The quick drying device is used in production of plastic woven sack raw materials of claim 1 characterized in that: and an electric regulating valve and a gas flowmeter are arranged at the gas outlet end of the air heater (2).