Drying device for polyester filament yarn production

Abstract

The utility model relates to the technical field of polyester filaments, in particular to a drying device for polyester filament production, which comprises a drying box body, a plurality of groups of heating holes are arranged in the drying box body, and a plurality of groups of through holes are arranged on the inner walls of the plurality of groups of heating holes. Placing grooves are formed in the positions, close to the outer sides of the heating holes, of the interior of the drying box body, communicating holes are formed in the positions, close to the top ends of the placing grooves, of the interior of the drying box body, and an air heater is installed at the position, close to one side, of the top end of the drying box body. Through the arrangement of parts such as heating holes, through holes, placing grooves, communicating holes, an air heater, an air pipe, a flow dividing pipe, a communicating pipe, an annular pipe and an air blowing pipe, the problems that according to an existing drying mode, polyester filaments are dried through hot air below the air heater, but the time for the polyester filaments to stay below the air heater is very short due to winding of a winding machine; and part of the polyester filaments are wound before being dried completely, so that the drying quality of the drying device is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of polyester filaments, in particular to a drying device for producing polyester filaments. Background Art

[0002] Polyester filament is made of polyester. Polyester is an important variety of synthetic fibers and is the trade name of polyester fiber in my country. It is made of purified terephthalic acid (PTA) or dimethyl terephthalate (DMT) and ethylene glycol (MEG) as raw materials, and is made of polyethylene terephthalate (PET) through esterification or ester exchange and polycondensation reaction. The fiber is made through spinning and post-treatment. The so-called polyester filament is a thread with a length of more than one kilometer, and the filament is wound into a ball.

[0003] The existing drying method is to pass the polyester filaments through the bottom of the hot air blower for hot air drying. However, due to the winding of the winder, the polyester filaments stay under the hot air blower for a very short time, resulting in some polyester filaments being wound up without being completely dried, thereby reducing the drying quality of the drying device. Therefore, corresponding improvements are needed based on the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a drying device for producing polyester filaments to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drying device for producing polyester filaments, comprising a drying box, a plurality of groups of heating holes are provided inside the drying box, and the inner walls of the plurality of groups of heating holes are provided with a plurality of through holes, placement grooves are provided inside the drying box near the outside of the heating holes, and connecting holes are provided inside the drying box near the top of the placement grooves, a hot air blower is installed at one side of the top of the drying box, and an air guide duct is connected to the output end of the hot air blower, a shunt pipe is connected to one end of the air guide duct, and a plurality of connecting pipes are connected to the outer surface of the shunt pipe near the bottom, the bottom ends of the plurality of connecting pipes are connected to annular pipes, and a plurality of blowing pipes are installed on the inner walls of the annular pipes.

[0006] Preferably, two groups of left side plates are installed on the left side of the drying box body above and below the heating hole, and the inner sides of the two groups of left side plates are respectively installed with one end of the wire wheel through corresponding bearings.

[0007] Preferably, two groups of right side plates are installed on the right side of the drying box body above and below the heating hole, and the inner sides of the two groups of right side plates are respectively installed with one end of the outlet wheel through corresponding bearings.

[0008] Preferably, both ends of the heating hole are open, and both ends of the placement groove are closed.

[0009] Preferably, the top ends of the communicating holes are open, and the bottom ends of the communicating holes are connected to the placement grooves.

[0010] Preferably, the connecting pipe is arranged inside the connecting hole, and the annular pipe is arranged inside the placement groove.

[0011] Preferably, one end of the blowing pipe passes through the inner wall of the heating hole through a through hole and extends into the interior of the heating hole.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The arrangement of components such as heating holes, through holes, placement grooves, connecting holes, hot air blowers, air ducts, diversion pipes, connecting pipes, annular pipes and blowing pipes can effectively solve the problem that the existing drying method is to pass the polyester filaments through the bottom of the hot air blower for hot air drying, but due to the winding of the winder, the polyester filaments stay under the hot air blower for a very short time, resulting in part of the polyester filaments being wound up without being completely dried, thereby reducing the drying quality of the drying device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the main body of the utility model.

[0015] Figure 2 It is a three-dimensional schematic diagram of the cross-sectional structure of the drying box body of the present utility model.

[0016] Figure 3 It is a schematic diagram of the cross-sectional three-dimensional structure of the placement groove of the utility model.

[0017] Figure 4 It is a three-dimensional schematic diagram of the right side structure of the drying box body of the present invention.

[0018] In the figure: 1. drying box; 11. heating hole; 12. through hole; 13. placement slot; 14. connecting hole; 2. hot air blower; 21. air guide duct; 22. diverter pipe; 23. connecting pipe; 24. annular pipe; 25. blowing pipe; 3. left side plate; 31. wire wheel; 4. right side plate; 41. outlet wheel. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] according to Figure 1-Figure 4 As shown, it includes a drying box body 1, a plurality of heating holes 11 are opened inside the drying box body 1, and the inner walls of the plurality of heating holes 11 are opened with a plurality of through holes 12, and the plurality of through holes 12 are equidistantly distributed in the inner walls of the heating holes 11, placement grooves 13 are opened inside the drying box body 1 near the outer sides of the heating holes 11, and connecting holes 14 are opened inside the drying box body 1 near the top ends of the placement grooves 13, both ends of the heating holes 11 are open, and both ends of the placement grooves 13 are closed, the top ends of the connecting holes 14 are open, and the bottom ends of the connecting holes 14 are connected to the placement grooves 13.

[0021] A hot air blower 2 is installed at one side of the top of the drying box body 1, and the output end of the hot air blower 2 is connected to an air guide duct 21, one end of the air guide duct 21 is connected to a diverter pipe 22, and the outer surface of the diverter pipe 22 is connected to a plurality of connecting pipes 23 at the bottom end, the bottom ends of the plurality of connecting pipes 23 are connected to an annular pipe 24, and the inner wall of the annular pipe 24 is installed with a plurality of blowing pipes 25, the interior of the annular pipe 24 is hollow, and the plurality of blowing pipes 25 are equidistantly distributed on the inner wall of the annular pipe 24, the connecting pipe 23 is arranged inside the connecting hole 14, the annular pipe 24 is arranged inside the placement groove 13, and one end of the blowing pipe 25 passes through the inner wall of the heating hole 11 through the through hole 12 and extends to the interior of the heating hole 11.

[0022] Two sets of left side plates 3 are installed on the left side of the drying box body 1, above and below the heating hole 11, and the inner sides of the two sets of left side plates 3 are installed with one end of the wire wheel 31 through corresponding bearings. Two sets of right side plates 4 are installed on the right side of the drying box body 1, above and below the heating hole 11, and the inner sides of the two sets of right side plates 4 are installed with one end of the wire outlet wheel 41 through corresponding bearings.

[0023] When in use, a group of polyester filaments can be introduced into the interior of the heating hole 11 through the corresponding two groups of wire wheels 31 . Then, the polyester filaments are guided out from the interior of the heating hole 11 through the corresponding two groups of outlet wheels 41. When the polyester filaments are located inside the heating hole 11, the user can start the hot air blower 2, so that under the operation of the hot air blower 2, hot air can be blown into the interior of the air guide pipe 21, and then the hot air will flow into the interior of the shunt pipe 22, and then flow into the interior of the corresponding connecting pipe 23, and then flow into the interior of the corresponding annular pipe 24 through the corresponding connecting pipe 23, so that finally the hot air blowing operation can be performed through several groups of blowing pipes 25. Since several groups of blowing pipes 25 are equidistantly distributed on the inner wall of the annular pipe 24, and one end of the blowing pipe 25 passes through the inner wall of the heating hole 11 through the through hole 12 and extends to the interior of the heating hole 11, several groups of blowing pipes 25 can blow hot air to the polyester filaments, so that the polyester filaments can be repeatedly blown and dried. Figure 1 As shown, there are four groups of heating holes 11, so when the drying box 1 is in use, four groups of polyester filaments can be transported and blow-dried simultaneously, thereby improving the working efficiency and effect of the blow-drying operation of the polyester filaments.

[0024] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drying device for producing polyester filaments, comprising a drying box (1), characterized in that: The drying box (1) is provided with a plurality of groups of heating holes (11) inside, and the inner walls of the plurality of groups of heating holes (11) are provided with a plurality of groups of through holes (12); the drying box (1) is provided with placement grooves (13) at positions near the outside of the heating holes (11); and the drying box (1) is provided with connecting holes (14) at positions near the tops of the placement grooves (13); a hot air blower (2) is installed at a position near one side of the top of the drying box (1), and an air guide duct (21) is connected to the output end of the hot air blower (2); one end of the air guide duct (21) is connected to a shunt pipe (22), and the outer surface of the shunt pipe (22) is connected to a plurality of groups of connecting pipes (23) near the bottom end; the bottom ends of the plurality of groups of connecting pipes (23) are connected to annular pipes (24), and the inner walls of the annular pipes (24) are provided with a plurality of groups of blowing pipes (25).

2. A drying device for producing polyester filaments according to claim 1, characterized in that: Two groups of left side plates (3) are installed on the left side of the drying box body (1) above and below the heating hole (11), and the inner sides of the two groups of left side plates (3) are installed with one end of the guide wheel (31) through corresponding bearings.

3. A drying device for producing polyester filaments according to claim 1, characterized in that: Two groups of right side plates (4) are installed on the right side of the drying box body (1) above and below the heating hole (11), and the inner sides of the two groups of right side plates (4) are respectively installed with one end of the outlet wheel (41) through corresponding bearings.

4. A drying device for producing polyester filaments according to claim 1, characterized in that: Both ends of the heating hole (11) are open, and both ends of the placement groove (13) are closed.

5. A drying device for producing polyester filaments according to claim 1, characterized in that: The top ends of the communicating holes (14) are all open, and the bottom ends of the communicating holes (14) are connected to the placement grooves (13).

6. A drying device for producing polyester filaments according to claim 1, characterized in that: The connecting pipe (23) is disposed inside the connecting hole (14), and the annular pipe (24) is disposed inside the placement groove (13).

7. A drying device for producing polyester filaments according to claim 1, characterized in that: One end of the blowing pipe (25) passes through the inner wall of the heating hole (11) through the through hole (12) and extends into the interior of the heating hole (11).

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