CN212673697U - Dryer charging barrel - Google Patents
Dryer charging barrel Download PDFInfo
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- CN212673697U CN212673697U CN202021677433.8U CN202021677433U CN212673697U CN 212673697 U CN212673697 U CN 212673697U CN 202021677433 U CN202021677433 U CN 202021677433U CN 212673697 U CN212673697 U CN 212673697U
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Abstract
The utility model provides a dryer charging barrel, which relates to the technical field of dryers and comprises a barrel body, an annular heating air duct and a heating component; the annular heating air duct is sleeved in the inner cavity of the cylinder body, and the heating assembly is arranged in the annular heating air duct; an air inlet is formed in the outer wall of the annular heating air duct and communicated with an air inlet in the cylinder; be provided with the air outlet on the inner wall in annular heating wind channel, the air outlet communicates with the inner chamber of barrel, gaseous the entering by the air inlet on the barrel, get into annular heating wind channel through the air intake again, and heat the gas that gets into by the heating element in the annular heating wind channel, gaseous the air outlet discharge from annular heating wind channel after the heating, be used for drying to the material in the desiccator feed cylinder, establish in the desiccator feed cylinder because of annular heating wind channel cover, it is convenient to arrange, it is big with heating element's area of contact to get into the gas in this annular heating wind channel by the air intake, and can carry out the radiation drying to the material in the barrel, and the heating efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the desiccator technique and specifically relates to a drying-machine feed cylinder is related to.
Background
The plastic products are the general term for products processed by using plastics as main raw materials, and include products of all processes such as injection molding and plastic sucking and the like which take plastics as raw materials.
Present plastics drying device is in order to dry to the plastics of inside, utilize the fan to send into gas in the intake stack, and heat gas through the heating element who sets up in the intake stack, when drying device carries out the during operation, open fan and heating element simultaneously, the air after will heating is sent into drying device and is dried the material in, because of heating element sets up on the intake stack, it is relatively narrow and small to set up the space, it is inconvenient to arrange, in addition, heating element is less relatively with gaseous area of contact, the heating efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drying-machine feed cylinder to having alleviated prior art heating element and setting up on the intake stack, it is relatively narrow and small to set up the space, arranges inconveniently, and in addition, heating element is less relatively with gaseous area of contact, the technical problem that heating efficiency hangs down.
The utility model provides a dryer charging barrel, which comprises a barrel body, an annular heating air duct and a heating component;
the annular heating air duct is sleeved in the inner cavity of the cylinder body, and the heating assembly is arranged in the annular heating air duct;
an air inlet is formed in the outer wall of the annular heating air duct and communicated with an air inlet in the cylinder;
and an air outlet is formed in the inner wall of the annular heating air duct and communicated with the inner cavity of the barrel.
Furthermore, the air outlet is arranged on the position, far away from the air inlet, of the inner wall of the annular heating air duct.
Further, the air outlet is arranged at the lower part of the inner wall of the annular heating air duct.
Further, the air outlet includes a plurality of first through-holes that the interval set up.
Furthermore, a screen is arranged at the air outlet, and holes in the screen are smaller than the size of the first through holes.
Further, the annular heating air duct comprises an inner ring plate, an outer ring plate and a top plate; the outer ring plate is sleeved on the circumference of the inner ring plate;
the upper ends of the inner ring plate and the outer ring plate are respectively connected with two sides of the top plate, the lower ends of the inner ring plate and the outer ring plate are respectively connected with the inner wall of the cylinder body, and the heating assembly is arranged between the inner ring plate and the outer ring plate.
Further, the heating assembly comprises a heating pipe, and the heating pipe is fixed on the outer wall of the inner ring plate or the inner wall of the outer ring plate through a ceramic bracket.
Furthermore, the number of the heating pipes is multiple, and the heating pipes are arranged at intervals along the axial direction of the cylinder body.
Further, the heating assembly further comprises a radiating fin, and the radiating fin surrounds the circumferential direction of the heating pipe.
Further, a heat insulating material is arranged between the outer wall of the annular heating air duct and the inner wall of the cylinder body.
The utility model provides a dryer charging barrel, which comprises a barrel body, an annular heating air duct and a heating component; the annular heating air duct is sleeved in the inner cavity of the cylinder body, and the heating assembly is arranged in the annular heating air duct; an air inlet is formed in the outer wall of the annular heating air duct and communicated with an air inlet in the cylinder; and an air outlet is formed in the inner wall of the annular heating air duct and communicated with the inner cavity of the barrel.
During the use, gaseous the air inlet by the barrel gets into, get into in the annular heating wind channel through the air intake again, and heat the gas that gets into by the heating element in the annular heating wind channel, gaseous the air outlet discharge from the annular heating wind channel after the heating, be used for drying the material in the desiccator feed cylinder, establish in the desiccator feed cylinder because of annular heating wind channel cover, it is convenient to arrange, the area of contact of the gaseous and heating element who gets into in this annular heating wind channel by the air intake is big, and can carry out the radiation drying to the material in the barrel, and heating efficiency is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural diagram of a dryer cartridge provided by an embodiment of the present invention;
FIG. 2 is a structural diagram of an annular heating air duct of a dryer cartridge provided by an embodiment of the present invention;
fig. 3 is a top view of an annular heating air duct of a dryer cartridge according to an embodiment of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
fig. 5 is a connecting structure diagram of an inner ring plate and a screen of a dryer cartridge provided by an embodiment of the present invention;
fig. 6 is an exploded view of an inner ring plate and a screen of a dryer cartridge provided in an embodiment of the present invention;
fig. 7 is a connection structure diagram of a heating assembly of a dryer cartridge provided in an embodiment of the present invention.
Icon: 110-inner ring plate; 111-a first via; 120-outer ring plates; 121-air inlet; 130-a top plate; 200-a heating assembly; 210-heating the tube; 220-a heat sink; 230-a ceramic carrier; 300-a screen mesh; 400-an insulating material; 500-barrel; 510-an air inlet; 600-materials.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 7, the dryer cartridge provided in this embodiment includes a cartridge body 500, an annular heating air duct, and a heating assembly 200; the annular heating air duct is sleeved in the inner cavity of the cylinder 500, and the heating assembly 200 is arranged in the annular heating air duct; an air inlet 121 is formed in the outer wall of the annular heating air duct, and the air inlet 121 is communicated with an air inlet 510 formed in the cylinder 500; an air outlet is arranged on the inner wall of the annular heating air duct and communicated with the inner cavity of the cylinder 500.
During the use, gas gets into by air inlet 510 on barrel 500, get into in the annular heating wind channel through air intake 121 again, and heat the gas that gets into by heating element 200 in the annular heating wind channel, the gas after the heating is discharged from the air outlet in annular heating wind channel, be used for drying to the material 600 in the desiccator feed cylinder, because of the annular heating wind channel cover is established in the desiccator feed cylinder, it is convenient to arrange, the area of contact of the gas that gets into in this annular heating wind channel by air intake 121 and heating element 200 is big, and can carry out the radiation drying to the material 600 in the barrel 500, the heating efficiency is high.
In this embodiment, the annular heating air duct is sleeved in the inner cavity of the cylinder 500 and extends along the circumferential direction of the cylinder 500, the air inlet 121 is communicated with the air inlet 510 of the cylinder 500, so that the air at the position can enter the annular heating air duct and is heated by the heating assembly 200 in the annular heating air duct, and the heated air is discharged to the core region of the cylinder 500 through the air outlet for drying the material 600 in the cylinder 500.
Note that the material 600 in this embodiment is plastic.
Specifically, the annular heating air duct includes an inner ring plate 110, an outer ring plate 120, and a top plate 130; the outer ring plate 120 is fitted around the inner ring plate 110.
The upper ends of the inner ring plate 110 and the outer ring plate 120 are respectively connected to both sides of the top plate 130, the lower end of the inner ring plate 110 and the lower end of the outer ring plate 120 are respectively connected to the inner wall of the cylinder 500, and the heating element 200 is disposed between the inner ring plate 110 and the outer ring plate 120.
In this embodiment, the annular heating air duct includes an inner ring plate 110, an outer ring plate 120 and a top plate 130, wherein the inner ring plate 110 is closer to the center of the inner cavity of the cylinder 500 than the outer ring plate 120, the upper end of the inner ring plate 110 is connected to the inner side edge of the top plate 130, the upper end of the outer ring plate 120 is connected to the outer side edge of the top plate 130, the lower end of the inner ring plate 110 is connected to the inner wall of the cylinder 500, and the lower end of the outer ring plate 120 is also connected to the inner wall of the cylinder 500.
The heating assembly 200 is disposed between the inner ring plate 110 and the outer ring plate 120 to better heat the air entering the annular heating air duct.
Further, the air outlet is disposed on a position of the inner wall of the annular heating air duct, which is far away from the air inlet 121.
Specifically, in this embodiment, the air inlet 121 is disposed on the outer ring plate 120, the air outlet is disposed on the inner ring plate 110, and the air outlet is disposed on one side of the inner ring plate 110 away from the air inlet 121, so that the air entering the annular heating air duct can stay in the space between the air inlet 121 and the air outlet for a sufficient time, and after being sufficiently heated by the heating assembly 200, the heating effect is improved, which is more beneficial to drying the material 600 inside the barrel 500.
Preferably, the air outlet is arranged at the lower part of the inner side wall of the annular heating air duct.
Specifically, the air outlet is located at the lower portion of the inner side wall of the annular heating air duct, that is, the air outlet is arranged at a position, which is relatively close to the lower portion, on the inner ring plate 110, so that the heated air in the annular heating air duct enters the central area of the cylinder 500 from a position which is relatively close to the lower portion, after entering, the air firstly dries the material 600 which is close to the lower portion, and then the air gradually rises to dry the material 600 which is at the upper portion, thereby improving the internal heat exchange efficiency.
Further, the air outlet includes a plurality of first through holes 111 arranged at intervals.
Specifically, the air outlet may include a plurality of first through holes 111 arranged at intervals, so that the heated air in the annular heating air duct is discharged from the air outlet more uniformly, and the drying of the internal material 600 is facilitated.
Further, a screen 300 is arranged at the air outlet, and holes in the screen 300 are smaller than the size of the first through holes 111.
Specifically, the air outlet is provided with the screen 300, the size of the hole in the screen 300 is smaller than the size of the first through hole 111, and the screen 300 and the first through hole 111 are combined together to form the air outlet. The advantage of setting up like this to make the gas after the heating can evenly get into, screen cloth 300 sets up the air outlet department that comprises a plurality of first through-holes 111, because the intensity of screen cloth 300 body is lower, first through-hole 111 can support screen cloth 300, utilize the structure that first through-hole 111 constitutes to improve screen cloth 300's intensity on inner ring board 110, screen cloth 300 rectifies the gas turbulence of air outlet department, can evenly spread the air supply, the hot-blast formation internal rotation that sends into central zone is at the conical surface structure of barrel 500 bottom, improve heat exchange efficiency.
It should be noted that the screen 300 may be disposed on the side of the inner ring plate 110 facing the outer ring plate 120, and may be connected to the inner ring plate 110 by a bolt assembly, a screw, or a rivet.
Further, the heating assembly 200 includes a heat pipe 210, and the heat pipe 210 is fixed to an outer wall of the inner ring plate 110 or an inner wall of the outer ring plate 120 by a ceramic bracket 230.
Specifically, the heating assembly 200 includes a heating pipe 210, and the heating pipe 210 is disposed along an extending direction of the annular heating air duct, and can be in sufficient contact with the gas entering the annular heating air duct, and perform uniform heating.
In this embodiment, the heating tube 210 is fixed on the outer wall of the inner ring plate 110 by the ceramic bracket 230, and the insulating property and the accuracy of the spatial structure position of the heating tube are ensured by using the ceramic bracket. The heating tube is fixed by the ceramic bracket 230, so that a gap is formed between the heating tube and the inner ring plate 110, the inner ring plate 110 is not directly contacted with the heating tube 210, the gap generates a proper temperature, a heat radiation heating effect is further generated on the central area of the cylinder 500, and the material 600 is not damaged by an excessively high temperature.
It should be noted that, an infrared radiation coating may be disposed on the inner ring plate 110, and the infrared radiation coating may be disposed on the surface of the inner ring plate 110, so as to increase the heat absorption speed and the heat absorption capacity of the inner ring plate 110, and enhance the radiation heat exchange, thereby further improving the drying efficiency of the internal material 600.
Further, the number of the heating pipes 210 is plural, and the heating pipes are arranged at intervals along the axial direction of the cylinder 500.
Specifically, the number of the heating pipes 210 may be multiple, and the heating pipes are arranged in the annular heating air duct at intervals along the vertical direction, so as to further uniformly heat the gas entering the annular heating air duct.
In this embodiment, the number of the heating pipes 210 is two, and the two heating pipes 210 are both disposed between the inner ring plate 110 and the outer ring plate 120 at intervals by the ceramic brackets 230.
Further, the heating assembly 200 further includes a heat sink 220, and the heat sink 220 surrounds the heating tube 210.
Specifically, in order to improve the heating efficiency, the heating assembly 200 further includes a heat sink 220, and the heat sink 220 is disposed in the circumferential direction of the heating pipe 210, so as to further increase the heating area in the annular heating air duct and improve the heating efficiency.
The heat sink 220 may be made of aluminum, or may be made of other materials having good heat dissipation properties, such as copper, carbon steel, or stainless steel.
Further, a heat insulating material 400 is arranged between the outer wall of the annular heating air duct and the inner wall of the cylinder 500.
Specifically, the heat insulating material 400 may be heat insulating asbestos, and is uniformly disposed between the outer ring plate 120 and the inner wall of the cylinder 500, so as to prevent burning and heat leakage.
The charging barrel of the dryer provided by the embodiment comprises an annular heating air duct formed by an inner ring plate 110, an outer ring plate 120, a top plate 130 and the inner wall of a barrel 500, and a heating assembly 200 is arranged in the annular heating air duct, so that a closed air-equalizing heating structure in the barrel 500 is formed, and the cross section area and the length-width ratio of the heating structure are designed by matching with the air supply amount. In the past, other dryers directly blow air into the material cylinder of the dryer, and the air volume is concentrated but uneven, so that the annular heating air duct of the material cylinder of the dryer provided by the embodiment can pre-mix air in the annular heating air duct, and perform sufficient heat exchange through the heating tube and the radiating fins 220, so that the temperature exchange is reasonable, and the air flow is uniform. At the air outlet, after the air current passes through the screen 300, the air current is uniform, and a surface divergence shape can be formed. Meanwhile, after the inner annular plate 110 absorbs heat, an infrared heat radiation effect is formed on the material 600 in the central area, and the heat exchange efficiency is increased. Compared with the traditional heating structure of the air inlet pipeline, the heat energy loss is reduced.
To sum up, the material cylinder of the dryer provided by the utility model comprises a cylinder body 500, an annular heating air duct and a heating component 200; the annular heating air duct is sleeved in the inner cavity of the cylinder 500, and the heating assembly 200 is arranged in the annular heating air duct; an air inlet 121 is formed in the outer wall of the annular heating air duct, and the air inlet 121 is communicated with an air inlet 510 formed in the cylinder 500; an air outlet is arranged on the inner wall of the annular heating air duct and communicated with the inner cavity of the cylinder 500. During the use, gas gets into by air inlet 510 on barrel 500, get into in the annular heating wind channel through air intake 121 again, and heat the gas that gets into by heating element 200 in the annular heating wind channel, the gas after the heating is discharged from the air outlet in annular heating wind channel, be used for drying to the material 600 in the desiccator feed cylinder, because of the annular heating wind channel cover is established in the desiccator feed cylinder, it is convenient to arrange, the area of contact of the gas that gets into in this annular heating wind channel by air intake 121 and heating element 200 is big, and can carry out the radiation drying to the material 600 in the barrel 500, the heating efficiency is high.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A dryer charging barrel is characterized by comprising a barrel body, an annular heating air duct and a heating assembly;
the annular heating air duct is sleeved in the inner cavity of the cylinder body, and the heating assembly is arranged in the annular heating air duct;
an air inlet is formed in the outer wall of the annular heating air duct and communicated with an air inlet in the cylinder;
and an air outlet is formed in the inner wall of the annular heating air duct and communicated with the inner cavity of the barrel.
2. The dryer cartridge of claim 1, wherein said air outlet is disposed on an inner wall of said annular heating air duct at a location remote from said air inlet.
3. The dryer cartridge of claim 2, wherein said air outlet is disposed at a lower portion of an inner wall of said annular heating air duct.
4. The dryer cartridge of claim 2 wherein said air outlet includes a plurality of first through holes spaced apart.
5. The dryer cartridge of claim 4 wherein said air outlet is provided with a screen, said screen having holes smaller than the size of said first through holes.
6. The dryer cartridge of claim 1, wherein said annular heated air duct comprises an inner annular plate, an outer annular plate, and a top plate; the outer ring plate is sleeved on the circumference of the inner ring plate;
the upper ends of the inner ring plate and the outer ring plate are respectively connected with two sides of the top plate, the lower ends of the inner ring plate and the outer ring plate are respectively connected with the inner wall of the cylinder body, and the heating assembly is arranged between the inner ring plate and the outer ring plate.
7. The dryer cartridge of claim 6, wherein said heating assembly comprises a heater tube secured to an outer wall of said inner annular plate or an inner wall of said outer annular plate by a ceramic bracket.
8. The dryer cartridge of claim 7 wherein said heating duct is plural in number and spaced axially of said barrel.
9. The dryer cartridge of claim 7, wherein said heating assembly further comprises fins circumferentially surrounding said heating tube.
10. The dryer cartridge of claim 1 wherein a thermal insulation material is disposed between an outer wall of said annular heating air duct and an inner wall of said barrel.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020607712 | 2020-04-21 | ||
| CN2020206077120 | 2020-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212673697U true CN212673697U (en) | 2021-03-09 |
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Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021677435.7U Active CN212806292U (en) | 2020-04-21 | 2020-08-12 | Dryer charging barrel and dryer |
| CN202021679112.1U Active CN212673698U (en) | 2020-04-21 | 2020-08-12 | Internal heating type drying machine |
| CN202021677433.8U Active CN212673697U (en) | 2020-04-21 | 2020-08-12 | Dryer charging barrel |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021677435.7U Active CN212806292U (en) | 2020-04-21 | 2020-08-12 | Dryer charging barrel and dryer |
| CN202021679112.1U Active CN212673698U (en) | 2020-04-21 | 2020-08-12 | Internal heating type drying machine |
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| Country | Link |
|---|---|
| CN (3) | CN212806292U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113716443A (en) * | 2021-08-18 | 2021-11-30 | 安徽弘徽科技有限公司 | Clamping structure-based double-material-barrel hoisting device and method |
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2020
- 2020-08-12 CN CN202021677435.7U patent/CN212806292U/en active Active
- 2020-08-12 CN CN202021679112.1U patent/CN212673698U/en active Active
- 2020-08-12 CN CN202021677433.8U patent/CN212673697U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN212806292U (en) | 2021-03-26 |
| CN212673698U (en) | 2021-03-09 |
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