CN214491204U

CN214491204U - Environment-friendly energy-saving plastic particle dryer

Info

Publication number: CN214491204U
Application number: CN202120537280.5U
Authority: CN
Inventors: 薛启祥
Original assignee: Zhangzhou Sanhesheng Electronics Co ltd
Current assignee: Zhangzhou Sanhesheng Electronics Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-10-26
Anticipated expiration: 2031-03-15

Abstract

The application relates to an environmental protection and energy saving plastic granules drying-machine, it includes a stoving section of thick bamboo, a stoving section of thick bamboo includes urceolus and heat conduction section of thick bamboo, be formed with the heating chamber between urceolus and the heat conduction section of thick bamboo, the heating intracavity is provided with heating member, the heating chamber is filled there is heat conduction liquid, stoving bobbin top is provided with the gas vent. The application discloses environmental protection and energy saving plastic granules drying-machine has energy-concerving and environment-protective effect.

Description

Environment-friendly energy-saving plastic particle dryer

Technical Field

The application relates to the field of injection molding machines, in particular to an environment-friendly and energy-saving plastic particle dryer.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. The plastic product forming machine is mainly used for forming thermoplastic plastic particles or thermosetting plastic particles into plastic products in various shapes by using a plastic forming die, however, the plastic particles are easy to generate damp in the storage or transportation process, and the phenomena of air bubbles, film breaking and poor forming can occur, so that the quality of the plastic products is influenced, therefore, a drying device is usually arranged on the existing injection molding machine, and the plastic particles are dried by the drying device and then enter the injection molding machine.

And present common drying device, be a novel drying device of CN103991147A as publication number, its technical scheme includes by fan 1, gas blowing cylinder 2, hopper 3 is constituteed, hopper 3 below inside is provided with a work or material rest 4, a work or material rest 4 is the taper shape, and be provided with the round hole on its surface, gas blowing cylinder 2's one end is connected and communicates with each other with 3 lateral walls of hopper of a work or material rest 4 below, the other end is connected with the mouth of blowing of fan 1, hopper 3 below is provided with opening 5 of taking the valve, upper portion is provided with sealed top cap 6, be provided with pan feeding mouth 7 and outlet duct 8 on top cap 6, gas blowing cylinder 2 twines heater strip 9 with the outside of the link of fan 1, heater strip 9, the motor on the fan 1 is connected with the controller respectively. This drying device heats section of thick bamboo 2 of blowing through heater strip 9, and fan 1 blows in the hopper 3 with the wind-heat in, discharges from outlet duct 8 again to take out the stoving with plastic granules's in stub bar 3 moisture.

In view of the above-mentioned related art, the inventor thinks that there is hot air that is sent into the hopper through the fan in, and then the hot air in the hopper is discharged from the outlet duct again fast, though the moisture in the plastic granules in the hopper can be taken out to this in-process, nevertheless because in the fan working process can be constantly with containing in the ambient normal atmospheric temperature air a large amount of moisture in inhaling the hopper simultaneously, lead to the drying time of plastic granules in the hopper longer and consume a large amount of electric energy simultaneously, consequently need improve urgently.

SUMMERY OF THE UTILITY MODEL

In order to improve the drying efficiency of plastic granules and the purpose of practicing thrift the electric energy, this application provides environmental protection and energy saving plastic granules drying-machine.

The application provides an environmental protection and energy saving plastic granules drying-machine adopts following technical scheme: the utility model provides an environmental protection and energy saving plastic granules drying-machine, includes a stoving section of thick bamboo, a stoving section of thick bamboo includes urceolus and heat conduction section of thick bamboo, be formed with the heating chamber between urceolus and the heat conduction section of thick bamboo, the heating intracavity is provided with heating member, the heating chamber is filled there is heat conduction liquid, stoving bobbin top is provided with the gas vent.

Through adopting above-mentioned technical scheme, plastic granules places in the heat conduction section of thick bamboo, heat the heat conduction liquid of heating the intracavity through the heating member, the even heat conduction liquid after the heating conducts for plastic granules through the heat conduction section of thick bamboo and heats, thereby discharge plastic granules's moisture from the gas vent, can not bring external moisture into in the heat conduction section of thick bamboo, thereby improved plastic granules's drying efficiency and practiced thrift the electric energy, and there can not be any place in the heat conduction section of thick bamboo and have had too high temperature, the condition of plastic granules caking scorching has been prevented. Meanwhile, after the fan is not used, the mute work is realized, the failure rate is reduced, the peculiar smell of the plastic powder in the drying cylinder is not blown out, the zero emission is realized, and the effects of energy conservation and emission reduction are achieved.

Preferably, the heat conducting liquid is water or oil.

Through adopting above-mentioned technical scheme, through water as heat conduction liquid, can ensure that the temperature of heat conduction section of thick bamboo can not be too high to avoid the condition emergence of the scorch of the plastic granules caking in the heat conduction section of thick bamboo, and oil heat conduction ability is better, and it is very fast to heat up simultaneously, can realize the heating of plastic granules fast.

Preferably, the heating element is a heating plate, a heating ring or a heating rod.

Through adopting above-mentioned technical scheme, hot plate or heating rod can realize the heating to heat conduction liquid fast, realize quick intensification.

Preferably, a plurality of heat conducting plates are arranged in the heat conducting cylinder at intervals in the circumferential direction, and the plurality of heat conducting plates extend in the axial direction of the heat conducting cylinder in the horizontal direction.

Through adopting above-mentioned technical scheme, through a plurality of heat-conducting plates that set up at the inside circumference of heat-conducting tube to conduct the heat to the plastic granules that are located the heat-conducting tube middle part in, thereby further improve plastic granules's even heating, and then further improve plastic granules's stoving effect.

Preferably, the heat conducting plate is arranged in a downward spiral mode in the vertical direction, and a discharging pipe is communicated with the bottom of the heat conducting cylinder.

Through adopting above-mentioned technical scheme, the heat-conducting plate spiral setting downwards can increase the unloading time to increase heating time, and the heat-conducting plate of spiral setting, the plastic granules unloading in-process can carry out the stirring, from the stoving effect that improves the plastic granules.

Preferably, the heat-conducting plate is arranged in a hollow manner and is communicated with the heating cavity.

Through adopting above-mentioned technical scheme, heat-conducting plate cavity sets up to improve the heat conduction efficiency of heat-conducting plate, and then improve plastic granules's drying efficiency.

Preferably, the drying cylinder is detachably arranged in a vertically split manner, and the upper and lower heat conducting plates of the heat conducting cylinder are mutually butted.

Through adopting above-mentioned technical scheme, the components of a whole that can function independently can be dismantled the setting about the stoving section of thick bamboo to the convenience is to the inside clearance of heat conduction section of thick bamboo, and the heating chamber that the components of a whole that can function independently set up, heating efficiency is higher, thereby plastic granules's drying efficiency improves.

Preferably, the top of the drying cylinder is detachably provided with a top cover, the exhaust port is arranged in the middle of the top cover, and the top cover is obliquely and upwards arranged from the edge to the direction of the exhaust port.

Through adopting above-mentioned technical scheme, the top cap that the slope upwards set up to supply the heat gas guiding discharge, and then make things convenient for the discharge of moisture.

Preferably, the drying cylinder is provided with a temperature sensing probe extending into the heating cavity, the temperature sensing probe is electrically connected with a temperature controller, and the temperature controller is electrically connected with the heating element and used for controlling the operation of the heating element.

By adopting the technical scheme, the heating temperature of the heat-conducting liquid is detected through the temperature sensing probe, so that the work of the preset temperature automatic control heating member is achieved.

Preferably, the outer cylinder is circumferentially provided with a heat insulation layer.

Through adopting above-mentioned technical scheme, through setting up the heat preservation in outer section of thick bamboo circumference to reduce the thermal loss of a stoving section of thick bamboo, and then improve the utilization ratio of heat energy.

In summary, the present application includes at least one of the following beneficial technical effects:

1. plastic granules places in the heat-conducting tube, heat the heat-conducting liquid of heating the intracavity through the heating member, the heat-conducting liquid after the heating is even conducts for plastic granules through the heat-conducting tube and heats, thereby discharge plastic granules's moisture from the gas vent, can not bring external moisture into in the heat-conducting tube, thereby improved plastic granules's drying efficiency and practiced thrift the electric energy, and the heat-conducting tube is inside can not have any place and have too high temperature, prevented the burnt condition of plastic granules caking. Meanwhile, after the fan is not used, the mute work is realized, the failure rate is reduced, the peculiar smell of the plastic powder in the drying cylinder is not blown out of the outside, the zero emission is realized, and the effects of energy conservation and emission reduction are achieved;

2. the heat conducting plates are circumferentially arranged in the heat conducting cylinder, so that heat is conducted into the plastic particles positioned in the middle of the heat conducting cylinder, uniform heating of the plastic particles is further improved, and the drying effect of the plastic particles is further improved;

3. the heat-conducting plate is arranged spirally downwards, so that the blanking time can be prolonged, the heating time is prolonged, and the heat-conducting plate is spirally arranged, so that the plastic particles can be turned during the blanking process, and the drying effect of the plastic particles is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a drying drum in the embodiment of the present application.

Fig. 2 is a schematic view of an internal structure of the drying drum in the embodiment of the present application after being cut in the vertical direction.

Description of reference numerals: 1. a drying drum; 11. an outer cylinder; 111. a mounting ring; 112. a heat-insulating layer; 12. a heat conducting tube; 13. a heating cavity; 14. a heat-conducting liquid; 15. a heating member; 16. a top cover; 161. an exhaust port; 17. a discharge pipe; 171. a striker plate; 172. a discharge pipe; 173. a mounting seat; 18. a heat conducting plate; 19. a temperature sensing probe.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses an environmental protection and energy saving plastic granules drying-machine. Referring to fig. 1 and 2, the dryer includes a drying drum 1, and the upper portion of the drying drum 1 is cylindrical and the lower portion thereof is funnel-shaped. Drying cylinder 1 includes urceolus 11 and heat conduction section of thick bamboo 12, is used for placing the plastic granules of treating the stoving in the heat conduction section of thick bamboo 12, is formed with heating chamber 13 and upper and lower both ends seal setting along the circumferencial direction between urceolus 11 and the heat conduction section of thick bamboo 12. A heating element 15 is installed in the heating chamber 13 and the heating chamber 13 is filled with a heat conductive liquid 14.

Specifically, the heat-conducting liquid 14 in this embodiment is water, and because the boiling point of water is low, the occurrence of scorching due to agglomeration of plastic particles in the heat-conducting cylinder 12 is avoided. In other embodiments, oil or other liquids with better thermal conductivity may be used.

Specifically, the heating member 15 in this embodiment is a heating ring, and the heating member 15 may be a heating plate or a heating rod in other embodiment modes. The heating plate, heating plate or heating rod can realize the heating to heat conduction liquid 14 fast, realizes quick intensification.

The top of the drying cylinder 1 is provided with a top cover 16, the middle part of the top cover 16 is provided with an exhaust port 161, one side of the top cover 16 is hinged on the edge of the upper end of the outer cylinder 11, and the other side of the top cover is detachably fixed with the outer cylinder 11 through a hasp. The top cover 16 is disposed obliquely upward from the edge toward the exhaust port 161, so as to facilitate the discharge of the hot air. The bottom of the heat conduction barrel 12 is vertically provided with a discharge pipe 17 downwards, a baffle plate 171 is inserted between the discharge pipe 17 and the discharge hole of the heat conduction barrel 12 in a horizontal movable mode, the side wall of the discharge pipe 17 below the baffle plate is connected with a discharge pipe 172, and the lower end of the discharge pipe 17 is welded with a mounting seat 173 used for being mounted on an injection molding machine.

In order to improve the drying efficiency of the plastic particles, a plurality of heat conducting plates 18 are arranged at intervals in the circumferential direction in the heat conducting cylinder 12, and the plurality of heat conducting plates 18 extend in the axial direction of the heat conducting cylinder 12 in the horizontal direction. The heat-conducting plate 18 in this embodiment is made of an aluminum plate and the heat-conducting plate 18 is provided with eight in the circumferential direction. The heat-conducting plate 18 circumferentially arranged in the heat-conducting cylinder 12 extends to the position close to the plastic particles in the middle of the heat-conducting cylinder 12, so that the plastic particles are heated more uniformly, and the drying efficiency of the plastic particles is improved.

Further, a plurality of heat-conducting plates 18 are arranged along the wall of the heat-conducting cylinder 12 in a downward spiral mode, the blanking time of plastic particles can be prolonged, the heating time is prolonged, the heat-conducting plates 18 are arranged in a spiral mode, the plastic particles can be automatically turned over in the blanking process, and the drying efficiency of the plastic particles is improved.

Further, the heat-conducting plate 18 can be solid aluminum plate, also can the cavity setting, and the heat-conducting plate 18 cavity setting in this embodiment just communicates each other with heating chamber 13 to improve heat conduction efficiency of heat-conducting plate 18, and then improve plastic granules's drying efficiency.

The components of a whole that can function independently can be dismantled about drying cylinder 1 and set up, and is concrete, and the components of a whole that can function independently junction is all fixed and is provided with the collar 111 of mutual butt joint about drying cylinder 1, and two collar 111 one sides are articulated each other, and bolt and nut can be dismantled fixedly in one side in addition. And the upper and lower heat conducting plates 18 of the heat conducting cylinder 12 which is divided into the upper and lower parts are mutually butted. The drying cylinder 1 is detachably arranged in an up-down split manner, so that the interior of the heat conducting cylinder 12 is conveniently cleaned. Meanwhile, the heating cavities 13 are divided into two parts by the drying drum 1 which is divided into an upper part and a lower part, so that the heating elements 15 are arranged in the upper heating cavity 13 and the lower heating cavity 13, and the heating efficiency is improved and higher, so that the drying efficiency of the plastic particles is further improved.

The drying drum 1 is provided with a temperature sensing probe 19 extending into the heating cavity 13, the temperature sensing probe 19 is electrically connected with a temperature controller (not shown in the figure) and the temperature controller is electrically connected with the heating element 15 for controlling the work of the heating element 15, the temperature sensing probe 19 detects the heating temperature of the heat-conducting liquid 14, so as to control the work of the heating element 15, when the heat reaches a set temperature, the heating element 15 automatically stops working, and the heating temperature is usually controlled below 98 ℃.

The outer side wall of the outer barrel 11 is circumferentially provided with the heat preservation layer 112, and the heat preservation layer 112 is circumferentially arranged on the outer barrel 11, so that the heat loss of the drying barrel 1 is reduced, and the utilization rate of heat energy is improved. And the drying drum 1 is provided with a safety valve (not shown in the figure), and the pressure in the heating cavity 13 is ensured not to be too high through the safety valve.

The implementation principle of the environment-friendly and energy-saving plastic particle dryer in the embodiment of the application is as follows: plastic granules places in heat conduction barrel 12, heat the heat conduction liquid 14 in the heating chamber 13 through heating member 15, heat conduction liquid 14 after the heating heats for plastic granules through heat conduction barrel 12 and the even conduction of heat-conducting plate 18, thereby discharge plastic granules's moisture from gas vent 161, can not bring external moisture into in heat conduction barrel 12, thereby removed the fan from and improved plastic granules's drying efficiency and practiced thrift the electric energy, and there can not be the high temperature condition anywhere in heat conduction barrel 12 inside, the burning of plastic granules caking has been prevented, lead to the problem of discharging pipe 17 jam. And meanwhile, after the fan is not used, the mute work is realized, the failure rate is reduced, the peculiar smell of the plastic powder in the drying cylinder 1 and a large amount of heat are not blown out of the outside, and the zero emission is realized. Compare the drying-machine of tradition adoption fan, the drying-machine of this application can the power saving more than 70%, and the stoving time of traditional drying-machine needs several hours, and the drying-machine of this application just can let plastic granules dry completely in 30 ~ 90 minutes generally to reach energy-concerving and environment-protective effect.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an environmental protection and energy saving plastic granules drying-machine which characterized in that: including drying cylinder (1), drying cylinder (1) is including urceolus (11) and heat conduction section of thick bamboo (12), be formed with between urceolus (11) and heat conduction section of thick bamboo (12) heating chamber (13), be provided with in heating chamber (13) heating member (15), heating chamber (13) packing has heat conduction liquid (14), drying cylinder (1) top is provided with gas vent (161).

2. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: the heat conducting liquid (14) is water or oil.

3. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: the heating element (15) is a heating plate, a heating ring or a heating rod.

4. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: a plurality of heat conducting plates (18) are arranged on the inner circumference of the heat conducting cylinder (12) at intervals, and the plurality of heat conducting plates (18) extend in the axial direction of the heat conducting cylinder (12) in the horizontal direction.

5. The environment-friendly energy-saving plastic particle dryer as claimed in claim 4, wherein: the heat conducting plate (18) is arranged in a downward spiral mode in the vertical direction, and the bottom of the heat conducting cylinder (12) is communicated with a discharging pipe (17).

6. The environment-friendly energy-saving plastic particle dryer as claimed in claim 4, wherein: the heat conducting plate (18) is arranged in a hollow mode and is communicated with the heating cavity (13).

7. The environment-friendly energy-saving plastic particle dryer as claimed in any one of claims 4 to 6, wherein: the drying cylinder (1) is arranged in a vertically split detachable mode, and the upper heat conducting plates (18) and the lower heat conducting plates (12) are mutually butted.

8. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: drying cylinder (1) top can be dismantled and be provided with top cap (16), gas vent (161) set up in top cap (16) middle part, just top cap (16) are upwards set up by edge to gas vent (161) direction slope.

9. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: install temperature sensing probe (19) that extend to in heating chamber (13) on stoving section of thick bamboo (1), temperature sensing probe (19) electric connection has the temperature controller, the temperature controller is used for controlling the work of heating member (15) with heating member (15) electric connection.

10. The environment-friendly energy-saving plastic particle dryer as claimed in claim 1, wherein: and a heat insulation layer (112) is circumferentially arranged on the outer cylinder (11).