CN208052541U - Extrusion screw energy saving heater - Google Patents
Extrusion screw energy saving heater Download PDFInfo
- Publication number
- CN208052541U CN208052541U CN201820456173.8U CN201820456173U CN208052541U CN 208052541 U CN208052541 U CN 208052541U CN 201820456173 U CN201820456173 U CN 201820456173U CN 208052541 U CN208052541 U CN 208052541U
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- outer cover
- aluminium core
- fan
- pad
- energy saving
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Abstract
The utility model discloses a kind of extrusion screw energy saving heater, belong to extruder parts field, including the aluminium core of from-inner-to-outer, adiabator layer, outer cover, fan, ventilation thread groove is provided on the aluminium core inner wall, more heating tubes are evenly provided in it, heating tube axially penetrates through aluminium core；The outer cover includes outer cover cylinder and outer cover sealing plate, and outer cover cylinder interlude is the big barrel of diameter, and barrel is maked somebody a mere figurehead in aluminium core；Clearance space between the aluminium core outer wall and the barrel of outer cover cylinder is fill area, and the adiabator layer is loaded on the fill area；It is provided with fan window in the middle part of the axial edge of the side of aluminium core, the aluminium core at left and right sides of fan window is equipped with recessed axial wind passage, and axial wind passage is connected to each ventilation thread groove；Fan is housed with fan window corresponding position on the outer cover.The utility model forms enclosed product, reduces kwh loss, reduces the safety accidents such as scald；It is energy saving, and it is accurately controlled aluminium core temperature.
Description
Technical field
The utility model is related to a kind of extruder parts, more particularly to a kind of extrusion screw energy saving heater.
Background technology
Screw extruder be by screw rod rotation generate pressure and shearing force so that material can be fully plasticized with
And uniformly mixing, so being required for heating screw rod, to reach required technological temperature, and traditional mode of heating is to adopt
All it is with mica heating collar or using individual cast aluminum heaters or heating coil, resistive heater heating, these modes
Heating element is exposed aerial, during being heated to screw rod while can also consume in a large amount of heat to air,
Thus the frequency of heating can be made to increase because of a large amount of loss, considerably increase electricity consumption, while also leading to the room of factory
Interior temperature increases.The existing hot device of extrusion screw lacks heating temperature adjustment component, the mostly electric current by switching heat generating components
Size to control into trip temperature, and this regulative mode response lag, the adjustment period is long, influences to accurately control product quality.
Invention content
The purpose of this utility model is to provide a kind of extrusion screw energy saving heater of three phase supply, is added except aluminium core
Adiabator layer, outer cover form enclosed product, reduce kwh loss, can be accurately controlled temperature.
The utility model proposes a kind of extrusion screw energy saving heater, whole is in hollow semi-cylinders body, including from-inner-to-outer
Aluminium core, adiabator layer, outer cover, fan,
It is provided with ventilation thread groove on the aluminium core inner wall, is inside evenly provided with more heating tubes, heating tube axially penetrates through
Aluminium core；
The outer cover includes outer cover cylinder and outer cover sealing plate, and outer cover cylinder interlude is the big barrel of diameter, barrel
It makes somebody a mere figurehead in aluminium core；
Clearance space between the aluminium core outer wall and the barrel of outer cover cylinder is fill area, the adiabator layer dress
In the fill area；
It is provided with fan window in the middle part of the axial edge of the side of aluminium core, the aluminium core at left and right sides of fan window is equipped with recessed
Axial wind passage, axial wind passage is connected to each ventilation thread groove；On the outer cover with fan window corresponding position
Equipped with fan.
Preferably, cubic baffle is welded on the outer cover, cubic baffle isolates fan installation in the fill area
Space, the fan are loaded on the fan installation space；It is external that cubic baffle extends to exterior cover pipeline, keeps fan installation space empty with the external world
Gas phase is logical, and cubic baffle outer end is equipped with protection network.
The both ends concave of the aluminium core circularizes platform and installation cambered surface, the heating tube both ends for axially penetrating through aluminium core
It stretches out from ring-shaped platform, pass through bowl-shape insulating cover and is connect with nut thread, and electric wire is fastenedly connected by nut.
Outer cover cylinder both ends are the small connecting ring portion of diameter, and barrel is connect with connecting ring portion by ladder ring plate；Outer cover
Sealing plate is mainly made of cambered plate and annular side plate, is used for the connecting ring portion at sealing cover outer cover cylinder both ends；On outer cover sealing plate with aluminium
The edge of core contact is provided with technique cable-through hole.
Sandwiched cushion pad between aluminium core and the connecting ring portion of outer cover, and buffering grommet screw is used in combination to be connected and fixed.
The ladder ring plate of outer cover and the both ends of connecting ring portion, which are additionally provided with, connects the two pieces of bottom square pieces of the rwo；Outer cover sealing plate is pacified
After being attached to position, the bottom square piece of outer cover, barrel, outer cover sealing plate are combined into closed hollow semi-cylinders body.
It further includes aviation plug, and aviation plug is fixed on outer cover sealing plate.
Its circuit includes by the aviation plug of connection, fan, more heating tubes, high power three-phase power supply, small work(
Rate single phase poaer supply, it is the pad of high current to have at least seven pad, wherein pad D1, D2, D3, D4 on aviation plug,
More heating tubes use wye connection, i.e. pad D1, D2, D3 be connected to high power three-phase power supply three phase line L1, L2,
L3, pad D4 are connected to the zero curve of three phase mains, draw three heating tube branches respectively from pad D1, D2, D3, every adds
Heat pipe branch road is connected one or more heating tube, is connect with pad D4 after the other end parallel connection of three heating tube branches；
Pad D5, D6, D7 are the pads of low current, and two of which pad D5, D6 respectively connected little power single phase power supply
Anode, cathode, pad D7 are connected to the automatic speed regulation line A0 of external temp controlled meter, the electrode line of fan electromotor, negative line, speed governing
Line is connect with pad D5, D6, D7 respectively.
The electric current of pad D1, D2, D3, D4 are 25A；The electric current of pad D5, D6, D7 are 5A；High power three-phase power supply
For 380V, little power single phase power supply is 12V.
When work, cooperatively forms a hollow cylinder by two this extrusion screw energy saving heaters and screw rod is added
Heat, and two energy saving heaters are fixed on extruder screw by hose clamp.
The utility model has the beneficial effects that：Make the cast aluminum heaters of traditional single phase power supply mode into three phase supply side
Formula adds adiabator layer, outer cover originally exposed except aluminium core, forms enclosed product, reduce kwh loss, subtract
The safety accidents such as few scald；By automatic speed regulating fan, it is accurately controlled aluminium core temperature.
Adiabator layer is filled in fill area between aluminium core and outer cover, not spacing, the heat insulation effect played；Four directions gear
Position of fan is kept apart place by plate, has not only ensured the operational safety of fan, but also does not have adiabator layer before making fan outlet
Block, make it is distinguished and admirable can be smoothly exhausted in outside air by axial wind passage, each ventilation thread groove, by adjusting wind
Fresh air cycle can be accelerated or be slowed down to speed, air quantity, to accurately adjust aluminium core temperature；Fan is automatic speed regulating fan, inwardly
Blowing, play the role of being that actual temperature is made to differ adjust automatically rotating speed in a certain range with set temperature, i.e., from low speed to
At full speed, in a linear relationship, range can be adjusted by external temp controlled meter, certainly according to the difference of actual temperature value and set temperature value
It is dynamic to adjust rotating speed, it is ensured that the control accuracy of actual temperature and set temperature is between ± 2 DEG C, to be accurately controlled temperature.It adopts
With the aviation plug mode of connection, there are multiple grafting points on aviation plug, integrates fan plug, heating plug, form closing
The product of formula can be accurately controlled temperature, reduce kwh loss；The recessed design in both ends of the aluminium core is convenient for heating tube from aluminium
Electric wire is accessed in core both ends by axial nut, and the recessed connecting ring portion of outer cover, which is easily installed radial buffering grommet screw, to be made outside
Cover cylinder is connected and fixed with aluminium core, and axial nut, radial buffering grommet screw are not interfered mutually in this way, and save space,
After outer cover sealing plate is installed in place, energy saving heater on the whole appearance be specification semicylinder, clean and tidy, beautiful and electric wire seals entirely
It closes in outer cover, improves electrical safety；One end face of insulating cover is contacted with aluminium core, and other end is contacted with power lug, is made
Aluminium core is obtained to be isolated with power lug and play the role of insulation；Nut be for being fixedly connected with electric wire, on outer cover sealing plate with aluminium core
The technique cable-through hole of the edge of contact is for allowing connection electric wire to pass through to connect external power supply.The circuit of the utility model is three
Phase power supply power supply, using being three-phase four-wire system, i.e. wye connection is better than traditional single-phase direct power supply, same power star
The mode of type connection, electric current smaller, energy consumption is also lower, the line footpath of higher temperature line also smaller；Power difference pole between three-phase
Small, three-phase belongs to equilibrium state, so zero (N) line is substantially without electric current.
In short, having added thermal insulation material, outer cover, automatic speed regulating fan, aviation plug, enclosed product is formed, is reduced
Heating frequency can not only be accurately controlled temperature, also reduce at least 15% electricity consumption, reduce factory indoor temperature at least 4
DEG C, operator and maintenance personal are also avoided because cast aluminum heaters are exposed, and surface temperature is very high, in the mistake for operating or safeguarding
The safety accidents such as scald are be easy to cause in journey.Energy saving heater aluminium core generate heat due to thermal insulation material and outer cover layering every
From, with the barrier for being externally formed with effect, the loss of heat in heating process is greatly reduced, heating frequency is reduced, thus
Effect that is energy saving and reducing factory indoor temperature is arrived.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is structural schematic diagram when the utility model removes outer cover sealing plate；
Fig. 3 is the utility model internal structure schematic diagram；
Fig. 4 is the circuit diagram of the utility model；
Reference numeral：Aluminium core 1, adiabator layer 2, outer cover 3, fan 4, ventilation thread groove 5, heating tube 6, outer cover cylinder
7, outer cover sealing plate 8, connecting ring portion 9, ladder ring plate 10, cambered plate 11, annular side plate 12, fan window 13, axial wind passage
14, cubic baffle 15, protection network 16, ring-shaped platform 17, installation cambered surface 18, bowl-shape insulating cover 19, nut 20, technique cable-through hole
21, cushion pad 22, cushion pad 22, buffering grommet screw 23, bottom square piece 24, aviation plug 25, high power three-phase power supply 26, small-power
Single phase poaer supply 27；Pad D1, D2, D3, D4, D5, D6, D7, phase line L1, L2, L3, heating tube branch a1, a2, a3, anode
Line b5, negative line b6, speed governing line b7.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
Embodiment one
The extrusion screw energy saving heater of the present embodiment, whole is in hollow semi-cylinders body, including the aluminium core 1 of from-inner-to-outer,
Adiabator layer 2, outer cover 3, fan 4 are provided with ventilation thread groove 5 on 1 inner wall of the aluminium core, are inside evenly provided with more heating
Pipe 6, heating tube 6 axially penetrate through aluminium core 1；The outer cover 3 includes outer cover cylinder 7 and outer cover sealing plate 8, and outer cover cylinder interlude is straight
The big barrel of diameter, barrel are maked somebody a mere figurehead in aluminium core, and outer cover cylinder both ends are the small connecting ring portion 9 of diameter, barrel and connection ring
Portion 9 is connected by ladder ring plate 10；Outer cover sealing plate 8 is mainly made of cambered plate 11 and annular side plate 12, is used for sealing cover exterior cover pipeline
The connecting ring portion 9 at 7 both ends of body；Clearance space between 1 outer wall of the aluminium core and the barrel of outer cover cylinder 7 is fill area, institute
It states adiabator layer 2 and is loaded on the fill area；It is provided with fan window 13, fan window 13 in the middle part of the axial edge of the side of aluminium core 1
The aluminium core of the left and right sides is equipped with recessed axial wind passage 14, and axial wind passage 14 is connected to each ventilation thread groove 5；
It is welded cubic baffle 15 with 13 corresponding position of fan window on the outer cover 3, cubic baffle 15 is in the fill area interval
Fan installation space is separated out, the fan 4 is loaded on the fan installation space.
It is external that the four directions baffle 15 extends to exterior cover pipeline, so that fan installation space is communicated with outside air, cubic baffle 15
Outer end is equipped with protection network 16.
The both ends concave of the aluminium core 1 circularizes platform 17 and installation cambered surface 18, the heating for axially penetrating through aluminium core
6 both ends of pipe are stretched out from ring-shaped platform 17, are passed through bowl-shape insulating cover 19 and are threadedly coupled with nut 20, and are fastened and connected by nut 20
It connects wires.
The edge on two sides is provided with technique cable-through hole 21 on outer cover sealing plate 8.
Sandwiched cushion pad 22 between aluminium core 1 and the connecting ring portion of outer cover 9, and buffering grommet screw 23 is used in combination to be connected and fixed.
The ladder ring plate 10 of outer cover is additionally provided with the both ends of connecting ring portion 9 connect the two pieces of bottom square pieces 24 of the rwo；Outer cover
After sealing plate 8 is installed in place, the bottom square piece 24 of outer cover, barrel, outer cover sealing plate 8 are combined into closed hollow semi-cylinders body.
It further includes aviation plug 25, and aviation plug is fixed on outer cover sealing plate 8.
Its circuit includes by the aviation plug 24 of connection, fan 4, more heating tubes 6, high power three-phase power supply
26, little power single phase power supply 27 has at least seven pad D1, D2, D3, D1, D2, D3, D4 on aviation plug 25, wherein welding
Point D1, D2, D3, D4 are the pads of high current, and more heating tubes 6 use wye connection, i.e. pad D1, D2, D3 to be connected to
Three phase lines L1, L2, L3 of high power three-phase power supply 25, pad D4 are connected to the zero curve N of three phase mains, from pad D1,
D2, D3 draw three heating tube branch a1, a2, a3 respectively, and every heating tube branch road is connected one or more heating tube 6,
It is connect with pad D4 after the other end parallel connection of three heating tube branches；Pad D5, D6, D7, D8 are the pads of low current,
Two of which pad D5, D6 respectively connected the anode of little power single phase power supply 26, cathode, and pad D7 is connected to fan
The automatic speed regulation line A0 of external temp controlled meter, the electrode line b5 of fan, negative line b6, speed governing line b7 respectively with pad D5, D6,
D7 connections.
The electric current of pad D1, D2, D3, D4 are 25A；The electric current of pad D5, D6, D7, D8 are 5A；High power three-phase electricity
Source is 380V, and little power single phase power supply is 12V.A hollow cylinder is cooperatively formed by two this extrusion screw energy saving heaters
Extrusion screw is heated, and two energy saving heaters are fixed on extruder screw by hose clamp.Pad D8 is spare
Pad.
When work, high power three-phase power supply 26 is given and is added by aviation plug 25 and the connecting line of aviation plug and heating tube 6
Heat pipe 6 is powered, and heating tube fever makes aluminium core temperature increase, and extrusion screw is installed in the ventilation thread groove 5 of aluminium core 1, to
Extrusion screw is conducted heat to, then is conducted to raw material, required technological temperature is made up to；The fan of energy automatic speed regulating
4, rotating speed is automatically adjusted according to the difference of actual temperature value and set temperature value, to which air-supply is through axial wind passage 14, ventilation
Thread groove 5 is then exhausted to the external world, so as to so as to accurately control the temperature of aluminium core 1, and then controls the temperature of extrusion screw.Ventilation
5 depth of thread groove is more than the depth of thread on extrusion screw, thus the slot bottom for thread groove 5 of ventilating still has a small amount of gap, to allow wind
The air-supply of fan 4 passes through, and adjusts temperature.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
Equivalent structure transformation made by using the description of the utility model and the drawings is applied directly or indirectly in relevant
Technical field is included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of extrusion screw energy saving heater, whole is in hollow semi-cylinders body, which is characterized in that the aluminium including from-inner-to-outer
Core, adiabator layer, outer cover, fan,
It is provided with ventilation thread groove on the aluminium core inner wall, is inside evenly provided with more heating tubes, heating tube axially penetrates through aluminium core；
The outer cover includes outer cover cylinder and outer cover sealing plate, and outer cover cylinder interlude is the big barrel of diameter, and barrel is aerial
In aluminium core；
Clearance space between the aluminium core outer wall and the barrel of outer cover cylinder is fill area, and the adiabator layer is loaded on should
Fill area；
It is provided with fan window in the middle part of the axial edge of the side of aluminium core, the aluminium core at left and right sides of fan window is equipped with recessed axis
To wind passage, axial wind passage is connected to each ventilation thread groove；It is equipped with fan window corresponding position on the outer cover
Fan.
2. extrusion screw energy saving heater according to claim 1, which is characterized in that be welded cubic gear on the outer cover
Plate, cubic baffle isolate fan installation space in the fill area, and the fan is loaded on the fan installation space；Four directions gear
It is external that plate extends to exterior cover pipeline, and fan installation space is made to be communicated with outside air, and cubic baffle outer end is equipped with protection network.
3. extrusion screw energy saving heater according to claim 1, which is characterized in that the recessed formation in both ends of the aluminium core
Ring-shaped platform and installation cambered surface, the heating tube both ends for axially penetrating through aluminium core are stretched out from ring-shaped platform, pass through bowl-shape insulating cover
And connect with nut thread, and electric wire is fastenedly connected by nut.
4. extrusion screw energy saving heater according to claim 3, which is characterized in that outer cover cylinder both ends are that diameter is small
Connecting ring portion, barrel are connect with connecting ring portion by ladder ring plate；Outer cover sealing plate is mainly made of cambered plate and annular side plate,
Connecting ring portion for sealing cover outer cover cylinder both ends；The edge contacted with aluminium core on outer cover sealing plate is provided with technique cable-through hole.
5. extrusion screw energy saving heater according to claim 1, which is characterized in that aluminium core and the connecting ring portion of outer cover it
Between sandwiched cushion pad, be used in combination buffering grommet screw to be connected and fixed.
6. extrusion screw energy saving heater according to claim 1, which is characterized in that the ladder ring plate and connection ring of outer cover
The both ends in portion, which are additionally provided with, connects the two pieces of bottom square pieces of the rwo；After outer cover sealing plate is installed in place, the bottom square piece of outer cover, barrel,
Outer cover sealing plate is combined into closed hollow semi-cylinders body.
7. extrusion screw energy saving heater according to claim 1, which is characterized in that it further includes aviation plug, aviation
Plug is fixed on outer cover sealing plate.
8. extrusion screw energy saving heater according to claim 1, which is characterized in that its circuit includes passing through connection
Aviation plug, fan, more heating tubes, high power three-phase power supply, little power single phase power supply, have at least seven on aviation plug
Pad, wherein pad D1, D2, D3, D4 are the pads of high current, and more heating tubes use wye connection, i.e. pad
D1, D2, D3 are connected to three phase lines L1, L2, L3 of high power three-phase power supply, and pad D4 is connected to the zero curve of three phase mains,
Three heating tube branches are drawn respectively from pad D1, D2, D3, and every heating tube branch road is connected, and one or more is heated
Pipe, connect after the other end parallel connection of three heating tube branches with pad D4；Pad D5, D6, D7 are the pads of low current,
Two of which pad D5, D6 respectively connected the anode of little power single phase power supply, cathode, and pad D7 is connected to external temperature control
The automatic speed regulation line A0 of table, electrode line, negative line, the speed governing line of fan electromotor are connect with pad D5, D6, D7 respectively.
9. extrusion screw energy saving heater according to claim 1, which is characterized in that the electricity of pad D1, D2, D3, D4
Stream is 25A；The electric current of pad D5, D6, D7 are 5A；High power three-phase power supply is 380V, and little power single phase power supply is 12V.
10. extrusion screw energy saving heater according to claim 1, which is characterized in that when work, by two this extrusion molding spiral shells
Bar energy saving heater cooperatively forms a hollow cylinder and is heated to screw rod, and is fixed two energy saving heaters by hose clamp
On extruder screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820456173.8U CN208052541U (en) | 2018-04-03 | 2018-04-03 | Extrusion screw energy saving heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820456173.8U CN208052541U (en) | 2018-04-03 | 2018-04-03 | Extrusion screw energy saving heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208052541U true CN208052541U (en) | 2018-11-06 |
Family
ID=63987947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820456173.8U Active CN208052541U (en) | 2018-04-03 | 2018-04-03 | Extrusion screw energy saving heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208052541U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673863A (en) * | 2018-04-03 | 2018-10-19 | 永州市泓瑞机械有限公司 | Extrusion screw energy saving heater |
-
2018
- 2018-04-03 CN CN201820456173.8U patent/CN208052541U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673863A (en) * | 2018-04-03 | 2018-10-19 | 永州市泓瑞机械有限公司 | Extrusion screw energy saving heater |
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