Polyethylene particle heating device for pearl wool production

Abstract

The utility model discloses a polyethylene particle heating device for pearl wool production, which comprises a heating cylinder, a feeding component, a stirring component, a hot air component and an exhaust component, and the feeding component comprises a feeding hopper and a screen; the stirring assembly comprises a first stirring pipe, a second stirring pipe, a housing and a driving mechanism; and the hot air assembly comprises a hot air blower and a hot air pipe, the end, away from the hot air blower, of the hot air pipe extends into the housing and communicates with the first stirring pipe through a rotary joint, and the surface of the first stirring pipe and the surface of the second stirring pipe are each provided with a plurality of air outlets. By arranging the stirring assembly, during heating, the driving mechanism can be started to drive the first stirring pipe and the second stirring pipe to rotate, stacked polyethylene particles are dispersed, the polyethylene particles make more sufficient contact with hot air, by arranging the hot air assembly, in the rotating process of the first stirring pipe and the second stirring pipe, hot air can be blown out from all areas, and the polyethylene particles are heated more thoroughly. The diffusion range of hot air is expanded, so that polyethylene particles are uniformly heated, and the drying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of polyethylene particle drying, in particular to a polyethylene particle heating device for pearl cotton production. Background Art

[0002] Polyethylene foam is a non-cross-linked closed-cell structure, also known as EPE pearl cotton, which is a new type of environmentally friendly packaging material. It is composed of countless independent bubbles produced by physical foaming of low-density polyethylene resin. It overcomes the shortcomings of ordinary foam rubber, such as fragility, deformation, and poor recovery. It has many advantages such as waterproof and moisture-proof, shockproof, sound insulation, heat preservation, good plasticity, strong toughness, recycling, environmental protection, strong impact resistance, etc. It also has good chemical resistance. In the production process of EPE pearl cotton, the polyethylene raw material needs to be heated and dried.

[0003] At present, the existing heating devices generally use hot air for heating. Since the position of the hot air inlet is fixed, the polyethylene particles in the area far from the hot air inlet are heated much less than those in the area near the hot air outlet, resulting in uneven heating of the polyethylene particles in the heating cylinder, which reduces the drying efficiency. Therefore, a new technical solution needs to be designed to solve this problem. Utility Model Content

[0004] The utility model aims to provide a polyethylene particle heating device for pearl cotton production, so as to solve the technical problem that the polyethylene particles in the heating cylinder are heated unevenly and the drying efficiency is reduced.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: a polyethylene particle heating device for pearl cotton production, comprising a heating cylinder, a feeding assembly, a stirring assembly, a hot air assembly, and an exhaust assembly, wherein the feeding assembly comprises a feeding hopper and a screen, wherein the feeding hopper is fixedly mounted on the top of the heating cylinder, and the lower end of the feeding hopper passes through the heating cylinder, the screen is overlapped in the feeding hopper, and a discharge pipe is fixedly mounted on the bottom of the heating cylinder;

[0006] The stirring assembly includes a first stirring tube, a second stirring tube, a cover and a driving mechanism, wherein the first stirring tube is rotatably mounted in the heating tube and is arranged concentrically with the heating tube, the second stirring tube is fixedly mounted on the side wall of the first stirring tube and is connected to the first stirring tube, there are a plurality of second stirring tubes, and the plurality of second stirring tubes are evenly distributed, the cover is fixedly mounted at one end of the heating tube, and the driving mechanism is arranged in the cover and is used to drive the first stirring tube to rotate;

[0007] The hot air assembly includes a hot air blower and a hot air pipe, wherein the hot air blower is arranged on one side of the heating cylinder, and the hot air pipe is fixedly installed on the outlet end of the hot air blower. One end of the hot air pipe away from the hot air blower extends into the housing and is connected to the first stirring pipe through a rotating joint. The surfaces of the first stirring pipe and the second stirring pipe are both provided with a plurality of outlet air;

[0008] The exhaust assembly includes a three-way exhaust duct, an exhaust fan and a dust collecting box, one end of the three-way exhaust duct is connected to the heating cylinder, the exhaust fan is fixedly installed on the upper end of the three-way exhaust duct, the dust collecting box is fixedly installed on the lower end of the three-way exhaust duct, an interception net is fixedly installed on one end of the three-way exhaust duct close to the heating cylinder, and a dust blocking net is fixedly installed on one end of the three-way exhaust duct close to the exhaust fan.

[0009] As a preferred embodiment of the utility model, the feed assembly also includes a cover plate with a buckle, and the cover plate is hinged to the top of the feed hopper; through the setting of the cover plate, the feed hopper can be covered during heating operation.

[0010] As a preferred embodiment of the utility model, a scraper is fixedly connected to one end of the second stirring tube away from the first stirring tube, and a silicone pad is provided on the surface of the scraper away from the second stirring tube; by providing the scraper, during the rotation of the second stirring tube, the scraper can be driven to scrape the inner wall of the heating tube, thereby scraping off the polyethylene particles attached to the inner wall of the heating tube, wherein the silicone pad can reduce the wear between the scraper and the inner wall of the heating tube.

[0011] As a preferred embodiment of the utility model, the driving mechanism includes a motor, a main gear and a slave gear, the motor is fixedly mounted in the cover, the main gear is fixedly mounted on the output shaft of the motor, and the slave gear is fixedly mounted at one end of the first stirring tube and meshes with the main gear; by setting the driving mechanism, the motor can be started to drive the main gear to rotate, the main gear can drive the slave gear to rotate, and the slave gear can drive the first stirring tube to rotate.

[0012] As a preferred embodiment of the utility model, the plurality of outlet airs are evenly distributed on the first stirring tube and the second stirring tube, and a filter is fixedly connected to the outlet of the outlet air; by setting the filter, polyethylene particles can be prevented from entering the outlet air.

[0013] As a preferred embodiment of the utility model, a cleaning rod is fixedly installed at one end of the first stirring tube close to the interception net, and a brush is provided on the surface of the cleaning rod close to the interception net; by providing the cleaning rod, the cleaning rod can be driven to rotate during the rotation of the first stirring tube, so that the cleaning rod drives the brush to continuously clean the polyethylene particles adsorbed on the interception net, thereby preventing the polyethylene particles from clogging the interception net.

[0014] As a preferred embodiment of the utility model, a box door with a buckle is hinged on one side of the dust box; after drying, the box door can be opened to take out and clean the dust and other impurities collected in the dust box.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0016] 1. The utility model provides a stirring component. When heating, the driving mechanism can be started to drive the first stirring tube to rotate, and the first stirring tube drives the second stirring tube to rotate, so that the accumulated polyethylene particles can be dispersed, the fluidity of the polyethylene particles can be increased, and the polyethylene particles can be more fully contacted with the hot air. By providing a hot air component, when heating, the hot air blower can be started to transport the hot air through the hot air pipe to the first stirring tube and the second stirring tube, so that the hot air is blown out from several outlets on the surface of the first stirring tube and the second stirring tube. During the rotation of the first stirring tube and the second stirring tube, the hot air can be blown out from various areas, the diffusion range of the hot air is expanded, the polyethylene particles are heated evenly, and the drying efficiency is improved.

[0017] 2. The utility model provides an exhaust assembly, which can start the exhaust fan to suck the dust and other impurities in the heating cylinder into the three-way exhaust pipe. At the same time, the interception net intercepts the polyethylene particles. After the dust and other impurities enter the three-way exhaust pipe, they are blocked by the dust blocking net and finally fall into the dust collecting box for collection, thereby removing the dust and other impurities in the polyethylene particles and improving the overall quality of the polyethylene particles. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0019] Figure 1 It is the overall structure diagram of the utility model;

[0020] Figure 2 It is the internal structure diagram of the utility model;

[0021] Figure 3 This is a structural diagram of the second stirring tube of the utility model;

[0022] In the figure: 1. heating cylinder; 11. discharge pipe; 2. feeding assembly; 21. feeding hopper; 22. screen; 23. cover plate; 3. stirring assembly; 31. first stirring pipe; 32. second stirring pipe; 33. cover; 34. driving mechanism; 341. motor; 342. main gear; 343. slave gear; 35. scraper; 36. cleaning rod; 4. hot air assembly; 41. hot air blower; 42. hot air pipe; 43. rotary joint; 44. outlet air; 45. filter; 5. exhaust assembly; 51. three-way exhaust pipe; 52. exhaust fan; 53. dust collecting box; 54. intercepting net; 55. dust blocking net; 56. box door. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0025] Embodiment 1: A polyethylene particle heating device for pearl cotton production, comprising a heating cylinder 1, a feeding assembly 2, a stirring assembly 3, a hot air assembly 4, and an exhaust assembly 5. The feeding assembly 2 comprises a feeding hopper 21 and a screen 22. The feeding hopper 21 is fixedly mounted on the top of the heating cylinder 1, and the lower end of the feeding hopper 21 passes through the heating cylinder 1. The screen 22 is overlapped in the feeding hopper 21. When feeding, the polyethylene particles are poured into the feeding hopper 21 and enter the heating cylinder 1 along the feeding hopper 21. The larger impurities in the polyethylene particles can be screened through the screen 22 to prevent the impurities from entering the heating cylinder 1 and affecting the production quality. The feeding assembly 2 also comprises a cover plate 23 with a buckle, and the cover plate 23 is hinged on the top of the feeding hopper 21. Through the setting of the cover plate 23, the feeding hopper 21 can be covered during heating operation; a discharge pipe 11 is fixedly mounted on the bottom of the heating cylinder 1, and the dried polyethylene particles can be discharged through the discharge pipe 11;

[0026] Embodiment 2: The stirring assembly 3 includes a first stirring tube 31, a second stirring tube 32, a cover 33 and a driving mechanism 34. The first stirring tube 31 is rotatably installed in the heating tube 1 and is arranged concentrically with the heating tube 1. The second stirring tube 32 is fixedly installed on the side wall of the first stirring tube 31 and is connected to the first stirring tube 31. There are a plurality of second stirring tubes 32, and the plurality of second stirring tubes 32 are evenly distributed. The cover 33 is fixedly installed at one end of the heating tube 1. The driving mechanism 34 is arranged in the cover 33 and is used to drive the first stirring tube 31 to rotate. By setting the stirring assembly 3, when heating, the driving mechanism 34 can be started to drive the first stirring tube 31 to rotate, so that the first stirring tube 31 drives the second stirring tube 32 to rotate, so that the accumulated polyethylene particles can be dispersed, the fluidity of the polyethylene particles can be increased, and the polyethylene particles can be more fully in contact with the hot air; the driving mechanism 34 includes a motor 341, a main The gear 342 and the slave gear 343, the motor 341 are fixedly installed in the cover 33, the main gear 342 is fixedly installed on the output shaft of the motor 341, and the slave gear 343 is fixedly installed at one end of the first stirring tube 31 and meshes with the main gear 342. By setting the driving mechanism 34, the motor 341 can be started to drive the main gear 342 to rotate, so that the main gear 342 drives the slave gear 343 to rotate, and the slave gear 343 drives the first stirring tube 31 to rotate; the end of the second stirring tube 32 away from the first stirring tube 31 is fixedly connected with a scraper 35, and the surface of the scraper 35 away from the second stirring tube 32 is provided with a silicone pad. By setting the scraper 35, during the rotation of the second stirring tube 32, the scraper 35 can be driven to scrape the inner wall of the heating tube 1 to scrape off the polyethylene particles attached to the inner wall of the heating tube 1, wherein the silicone pad can reduce the wear between the scraper 35 and the inner wall of the heating tube 1;

[0027] Embodiment 3: The hot air assembly 4 includes a hot air blower 41 and a hot air pipe 42. The hot air blower 41 is arranged on one side of the heating tube 1. The hot air pipe 42 is fixedly installed on the outlet end of the hot air blower 41. The end of the hot air pipe 42 away from the hot air blower 41 extends into the cover 33 and is connected to the first stirring tube 31 through the rotating joint 43. The surfaces of the first stirring tube 31 and the second stirring tube 32 are provided with a plurality of outlet air 44. The plurality of outlet air 44 is evenly distributed on the first stirring tube 31 and the second stirring tube 32. By setting the hot air assembly 4, when heating, it can be started The hot air blower 41 delivers the hot air to the first stirring tube 31 and the second stirring tube 32 through the hot air pipe 42, so that the hot air is blown out from a plurality of outlets 44 on the surfaces of the first stirring tube 31 and the second stirring tube 32. During the rotation of the first stirring tube 31 and the second stirring tube 32, the hot air can be blown out from various areas, expanding the diffusion range of the hot air, so that the polyethylene particles are heated evenly, thereby improving the drying efficiency; and a filter screen 45 is fixedly connected to the outlet of the outlet air 44, and by providing the filter screen 45, the polyethylene particles can be prevented from entering the outlet air 44;

[0028] Embodiment 4: The exhaust assembly 5 comprises a three-way exhaust duct 51, an exhaust fan 52 and a dust collecting box 53. One end of the three-way exhaust duct 51 is connected to the heating tube 1, the exhaust fan 52 is fixedly installed at the upper end of the three-way exhaust duct 51, and the dust collecting box 53 is fixedly installed at the lower end of the three-way exhaust duct 51. An interception net 54 is fixedly installed at one end of the three-way exhaust duct 51 close to the heating tube 1, and a dust blocking net 55 is fixedly installed at one end of the three-way exhaust duct 51 close to the exhaust fan 52. By setting the exhaust assembly 5, the exhaust fan 52 can be started to suck dust and other impurities in the heating tube 1 into the three-way exhaust duct 51, and at the same time, the interception net 54 intercepts polyethylene particles. After dust and other impurities enter the three-way exhaust duct 51, they are blocked by the dust blocking net 55. The polyethylene particles are intercepted and finally fall into the dust collecting box 53 for collection, thereby removing dust and other impurities in the polyethylene particles and improving the overall quality of the polyethylene particles; a cleaning rod 36 is fixedly installed at one end of the first stirring tube 31 close to the intercepting net 54, and a brush is provided on the surface of the cleaning rod 36 close to the intercepting net 54. By setting the cleaning rod 36, the cleaning rod 36 can be driven to rotate during the rotation of the first stirring tube 31, so that the cleaning rod 36 drives the brush to continuously clean the polyethylene particles adsorbed on the intercepting net 54, thereby preventing the polyethylene particles from clogging the intercepting net 54; a box door 56 with a buckle is hinged on one side of the dust collecting box 53. After drying, the box door 56 can be opened to take out and clean the dust and other impurities collected in the dust collecting box 53.

[0029] Working principle: When feeding, the polyethylene particles are poured into the feed hopper 21, and enter the heating cylinder 1 along the feed hopper 21. The impurities in the polyethylene particles can be screened through the screen 22 to prevent the impurities from entering the heating cylinder 1 and affecting the production quality. By setting the stirring component 3, when heating, the driving mechanism 34 can be started to drive the first stirring tube 31 to rotate, so that the first stirring tube 31 drives the second stirring tube 32 to rotate, so that the accumulated polyethylene particles can be dispersed, the fluidity of the polyethylene particles can be increased, and the polyethylene particles can be more fully contacted with the hot air. By setting the hot air component 4, when heating, the hot air blower 41 can be started to transport the hot air through the hot air pipe 42 to the first stirring tube 31 and the second stirring tube 32, so that the hot air is blown from the first stirring tube Several outlet winds 44 are blown out from the surfaces of the first stirring tube 31 and the second stirring tube 32. During the rotation of the first stirring tube 31 and the second stirring tube 32, hot air can be blown out from various areas to expand the diffusion range of the hot air, so that the polyethylene particles are heated evenly, thereby improving the drying efficiency. By setting the exhaust assembly 5, the exhaust fan 52 can be started to suck the dust and other impurities in the heating cylinder 1 into the three-way exhaust pipe 51, and the interception net 54 intercepts the polyethylene particles. After the dust and other impurities enter the three-way exhaust pipe 51, they are blocked by the dust blocking net 55 and finally fall into the dust collecting box 53 for collection, thereby removing the dust and other impurities in the polyethylene particles, improving the overall quality of the polyethylene particles, and the dried polyethylene particles can be discharged through the discharge pipe 11.

[0030] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0031] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A polyethylene particle heating device for pearl cotton production, characterized in that: The invention comprises a heating cylinder (1), a feeding assembly (2), a stirring assembly (3), a hot air assembly (4), and an exhaust assembly (5); the feeding assembly (2) comprises a feeding hopper (21) and a screen (22); the feeding hopper (21) is fixedly mounted on the top of the heating cylinder (1), and the lower end of the feeding hopper (21) passes through the heating cylinder (1); the screen (22) is overlapped in the feeding hopper (21); and a discharge pipe (11) is fixedly mounted on the bottom of the heating cylinder (1); The stirring assembly (3) comprises a first stirring tube (31), a second stirring tube (32), a cover (33) and a driving mechanism (34); the first stirring tube (31) is rotatably mounted in the heating tube (1) and is arranged concentrically with the heating tube (1); the second stirring tube (32) is fixedly mounted on the side wall of the first stirring tube (31) and is in communication with the first stirring tube (31); there are a plurality of second stirring tubes (32), and the plurality of second stirring tubes (32) are evenly distributed; the cover (33) is fixedly mounted on one end of the heating tube (1); the driving mechanism (34) is arranged in the cover (33) and is used to drive the first stirring tube (31) to rotate; The hot air assembly (4) comprises a hot air blower (41) and a hot air pipe (42), wherein the hot air blower (41) is arranged on one side of the heating cylinder (1), and the hot air pipe (42) is fixedly installed on the outlet end of the hot air blower (41), and one end of the hot air pipe (42) away from the hot air blower (41) extends into the housing (33) and is connected to the first stirring pipe (31) through a rotating joint (43), and a plurality of outlet air ports (44) are arranged on the surfaces of the first stirring pipe (31) and the second stirring pipe (32); The exhaust assembly (5) comprises a three-way exhaust pipe (51), an exhaust fan (52) and a dust collecting box (53); one end of the three-way exhaust pipe (51) is connected to the heating cylinder (1); the exhaust fan (52) is fixedly mounted on the upper end of the three-way exhaust pipe (51); the dust collecting box (53) is fixedly mounted on the lower end of the three-way exhaust pipe (51); an intercepting net (54) is fixedly mounted on one end of the three-way exhaust pipe (51) close to the heating cylinder (1); and a dust blocking net (55) is fixedly mounted on one end of the three-way exhaust pipe (51) close to the exhaust fan (52).

2. A polyethylene particle heating device for pearl cotton production according to claim 1, characterized in that: The feed assembly (2) further comprises a cover plate (23) with a buckle, wherein the cover plate (23) is hinged to the top of the feed hopper (21).

3. The polyethylene particle heating device for pearl cotton production according to claim 1 is characterized in that: One end of the second stirring tube (32) away from the first stirring tube (31) is fixedly connected to a scraper (35), and a surface of the scraper (35) away from the second stirring tube (32) is provided with a silicone pad.

4. A polyethylene particle heating device for pearl cotton production according to claim 1, characterized in that: The driving mechanism (34) comprises a motor (341), a main gear (342) and a slave gear (343); the motor (341) is fixedly mounted in the housing (33); the main gear (342) is fixedly mounted on the output shaft of the motor (341); and the slave gear (343) is fixedly mounted on one end of the first stirring tube (31) and meshes with the main gear (342).

5. The polyethylene particle heating device for pearl cotton production according to claim 1 is characterized in that: The plurality of outlet air (44) are evenly distributed on the first stirring tube (31) and the second stirring tube (32), and a filter screen (45) is fixedly connected to the outlet of the outlet air (44).

6. A polyethylene particle heating device for pearl cotton production according to claim 1, characterized in that: A cleaning rod (36) is fixedly mounted on one end of the first stirring tube (31) close to the intercepting net (54), and a brush is provided on the surface of the cleaning rod (36) close to the intercepting net (54).

7. The polyethylene particle heating device for pearl cotton production according to claim 1 is characterized in that: A box door (56) with a buckle is hinged on one side of the dust collecting box (53).

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