CN202278706U - Waste heat recovery/material-drying energy-saving system for intelligent environmental-friendly injection molding machine - Google Patents

Abstract

The utility model belongs to the field of auxiliary equipment for an injection molding machine, and especially relates to a waste heat recovery/material-drying energy-saving system for an intelligent environmental-friendly injection molding machine. The system comprises a heat preserving/collecting device, an air pump, an electromagnetic valve, an auxiliary heater, an intelligent electric cabinet and a filter device; and the system is characterized in that the heat preserving/collecting device is matched with a barrel of an injection molding machine, a waste-heat gas delivery pipeline is arranged between an upper opening of a material drying bucket and the barrel of the injection molding machine, the filter device and the air pump are arranged on the waste-heat gas delivery pipeline, a heated gas delivery pipeline is arranged between the heat preserving/collecting device and a lower opening of the material drying bucket of the injection molding machine, the lower opening of the material drying bucket of the injection molding machine is provided with a fluid aggregator, the fluid aggregator is internally provided with a temperature sensor and the auxiliary heater, a waste-heat gas delivery branch is connected between an output end of the air pump on the waste-heat gas delivery pipeline and the fluid aggregator at the lower opening of the material drying bucket of the injection molding machine, the electromagnetic valve is arranged on the waste-heat gas delivery branch, the heated gas delivery pipeline and the waste-heat gas delivery branch are both communicated with the fluid aggregator, and the temperature sensor, the air pump, the electromagnetic valve and the auxiliary heater are all connected with the intelligent electric cabinet. The system provided by the utility model has the characteristics of simple structure, easiness in use, and high waste-heat utilization rate.

Description

Intelligence environment protection injection machine waste heat recovery baking material energy conserving system

Technical field

The utility model belongs to injection machine subsidiary engine apparatus field, particularly relates to intelligence environment protection injection machine waste heat recovery baking material energy conserving system.

Background technology

In the injection machine production process, plastic raw materials carries out heating and melting by the heating collar of arranging on the screw rod gun barrel to plastic raw materials, and by screw rod it is advanced into mould and injection moulding after getting into the top-right baking charging basket of injection machine drying.Therefore, drying machine adopts powerful electrothermal tube on the one hand, with air blast the hot blast that produces is blown to and dries by the fire material in the bucket, and electric energy becomes heat energy, and energy consumption is bigger, and hot blast is behind the baking charging basket simultaneously, and also surplus have certain heat to produce by boasting from baking the suitable for reading of charging basket; Gun barrel heating cycle basis originally exposes in air on the other hand, and heat energy directly distributes, and the both can cause the loss of energy and the rising of environment temperature; Traditional in addition drying machine air blast air intake gets into the toner of airborne dust or other board easily, has influenced the quality of moulding, and the hot gas of producing by boasting suitable for reading of baking charging basket has dust and also directly affects the healthy of employee.

Gun barrel is recycled to the device of baking charging basket in the market; Only on the basis of former conventional dryer (baking charging basket), reequip; For example Chinese patent number is that 200920237778.9 novel injection machine heat-preservation heat-collection retracting device has following shortcoming: 1, increased by an air pump than former conventional dryer (baking charging basket); Machine self electricity consumption strengthens, and reaches best energy-saving effect in order to control air quantity, and the relative type selecting of the power of air pump is less and cause the heat energy of collector mat not extruded by wheel cylinder to greatest extent; Heat utilization efficiency obviously descends; 2, the hot blast of collector mat can lead to the second thermal-arrest loop through convergence device and causes hot blast in two loops, to circulate, and concentrates wind-force to remove the baking material, and the initiating terminal in undesirable 3, the second thermal-arrest loop of baking material effect dries by the fire through dividing prong and injection machine that charging basket is suitable for reading to be connected; Can cause drying by the fire the dust that charging basket comes out like this and get into the baking charging basket, can cause drying by the fire charging basket for a long time and stop up through air pump.4, former assistant heating tube power does not reduce and air quantity does not control effectively greatly two loop leeward quantitative changes on the contrary, and the assistant heating pipe does not obviously shorten heat time heating time and energy consumption is descended little when hot blast reclaims like this.Chinese patent number is that 200620124226.3 injection machine residual heat collection devices have following shortcoming for another example: 1, described heat medium is water or oil and does not have storage bin; Water can volatilize in the cyclic process of heating for a long time with oil when reality is used; Need often go to refuel or water troublesome maintenance.2, the air between described heat-insulation layer and the inner cover can not reach the baking charging basket when temperature required at all, the often failure of baking material.Above waste-heat recovery device all fails to make collector mat to carry out thermal-arrest to greatest extent; On air quantity control, assistant heating tube power and this relativeness of temperature control that baking is expected, also fail it is carried out scientific and reasonable control and the optimum Match on the power, or cause the required heat energy of baking material can't normally dry by the fire material inadequately, or the meaningless waste of heat energy; Or troublesome maintenance etc.; And gun barrel electric heating and the electricity consumption of drying machine two parts can only be saved be lower than 20%, effect is undesirable, in addition; When the bigger plastic pellet of moisture dried by the fire material, the hot gas that circulation is reclaimed had influenced baking material quality on the contrary because moisture can not be got rid of.

Based on having the weak point that gun barrel is recycled to the device of baking charging basket now, cause above-mentioned power-economizing method just local trying out in practice for many years, extensively do not promoted.Therefore, develop a kind of oven dry and good energy-conserving effect, be convenient to safeguard, the injection machine waste heat recovery baking material energy saver of long service life, become one of problem that receives much concern.

Summary of the invention

The purpose of the utility model be to provide a kind of simple in structure, easy to use, utilization rate of waste heat is high, the intelligence environment protection injection machine waste heat recovery of environmental protection and energy saving baking material energy conserving system.

The purpose of the utility model is to adopt such technical solution to realize: it comprises heat-preservation heat-collection device, air pump, magnetic valve, auxiliary heater, intelligent electric-controlled case and filter; Said heat-preservation heat-collection device matches with the injection machine gun barrel; Between the suitable for reading and injection machine gun barrel of baking charging basket, be provided with the waste heat gas transfer pipeline; On the waste heat gas transfer pipeline, be provided with filter and air pump; Be provided with the heated air delivery line between heat-preservation heat-collection device and the injection machine baking charging basket end opening, the place is provided with the fluid collection device at injection machine baking charging basket end opening, is provided with temperature sensor and auxiliary heater in the fluid collection device; Between the fluid collection device of the air pump output of waste heat gas transfer pipeline and injection machine baking charging basket end opening, be connected with waste heat gas and carry branch road; Waste heat gas carries branch road to be provided with magnetic valve, and said heated air delivery line and waste heat gas carry branch road all to be connected with the fluid collection device, and said temperature sensor, air pump, magnetic valve and auxiliary heater 8 all are connected with intelligent electric-controlled case; Intelligent electric-controlled case can be controlled the work operation of each several part, and its control program adopts the establishment of C language.

The utility model compared with prior art, it is required that it can utilize the waste heat of injection machine gun barrel to convert baking charging basket dry plastics to

Heat energy; Through scientifically designing pipeline structure and collector mat carries out thermal-arrest to greatest extent; Particularly control on this relativeness and carry out scientific and reasonable control and the optimum Match on the power in air quantity control, assistant heating power, the temperature of baking material; And the waste heat that will dry by the fire the band dust of charging basket humidity of coming out suitable for reading recycles after filtering again, finally reaches energy-conserving and environment-protective to greatest extent and the effect that realizes good baking material; Three transfer conduit of the utility model setting interconnect has formed an enclosed hot air circulating system, simultaneously is issued to hot blast conveying, assistant heating, air quantity control, effect such as cooling and dewatering and filtering automatically in intelligent electric-controlled case control.

In conjunction with the accompanying drawing and the specific embodiment, the utility model is described further:

Description of drawings

Fig. 1 is the structural representation of the utility model

Fig. 2 is the STRUCTURE DECOMPOSITION diagram intention of the heat-preservation heat-collection device of the utility model

Fig. 3 is the intelligent electric-controlled case panel sketch map of the utility model

Fig. 4 is the circuit catenation principle sketch map of the utility model

Fig. 5 is the filter apparatus configuration decomposing schematic representation of the utility model

The drawing reference numeral explanation: 1-is suitable for reading; 2-charging basket lid; The 3-barrel; The 4-end opening; The 5-temperature sensor; The 6-intelligent control box; The 60-intelligent temperature controller; The 601-red led; The 602-phonetic alarm; The 603-total power switch; 604-economizes gear most; 605-preliminary drying gear; 606-economizes gear automatically; 607-assistant heating switch; The 608-green indicating lamp; The 609-gear controller; 610-thalposis protection switch; Two heating tubes of 611-; Three heating tubes of 612-; 7-fluid collection device; 8 auxiliary heaters; 801-filter loam cake; 802-loam cake gas outlet; The last rubber blanket of 803-; The last dog clutch of 804-; 805-inner core filter core; 806-urceolus blast pipe; The 807-inner barrel; The 808-outer cylinder body; Dog clutch under the 809-; Rubber blanket under the 810-; The 811-fastening bolt; The 812-lower cover; The 813-escape pipe; The 814-support; The 815-conduit; 816-inner core blast pipe; 9-heated air delivery line; 10-waste heat gas is carried branch road; The 11-thermal-collecting tube; 12-heat-preservation heat-collection device; The 120-base plate; 13-injection machine gun barrel; The 131-heating collar; The 132-electric power connection line; 14 waste heat gas transfer pipelines; The 15-air pump; The 16-filter; 17-inner core air intake control valve; 18-urceolus air intake control valve; The 19-magnetic valve; The 20-collector mat; The semi-circular metal sheet of profile in the 21-; The outlet of 22-collector mat; The import of 23-collector mat.

The specific embodiment

With reference to Fig. 1: the utility model: comprise heat-preservation heat-collection device 12, air pump 15, magnetic valve 19, auxiliary heater 8, intelligent electric-controlled case 6 and filter 16; Said heat-preservation heat-collection device 12 matches with injection machine gun barrel 13; Between baking charging basket 3 suitable for reading 1 and injection machine gun barrel 13, be provided with waste heat gas transfer pipeline 14; On waste heat gas transfer pipeline 14, be provided with filter 16 and air pump 8; Be provided with heated air delivery line 9 between heat-preservation heat-collection device 12 and injection machine baking charging basket 3 end openings 4; 4 places are provided with fluid collection device 7 at injection machine baking charging basket 3 end openings; Be provided with temperature sensor 5 and auxiliary heater 8 in the fluid collection device 7, between the fluid collection device 7 of air pump 15 outputs of waste heat gas transfer pipeline 14 and injection machine baking charging basket 3 end openings 4, be connected with waste heat gas and carry branch road 10, waste heat gas conveying branch road 10 is provided with magnetic valve 19; Said heated air delivery line 9 carries branch road 10 all to be connected with fluid collection device 7 with waste heat gas; Said temperature sensor 5, air pump 15, magnetic valve 19 all are connected with intelligent electric-controlled case 6 with auxiliary heater 8, and intelligent electric-controlled case 6 can be controlled the work operation of each several part, and its control program adopts the establishment of C language.

The air pump 15 air outlet places of said waste heat gas transfer pipeline 14 are connected with waste heat gas and carry branch road 10; Waste heat gas is carried on the branch road 10 and is serially connected with magnetic valve 119; Waste heat gas is carried branch road 10, the other end dry by the fire charging basket 3 end openings 4 through fluid collection device 7 and injection machine and be connected; The duty of said magnetic valve 19 is controlled by intelligent electric-controlled case 6 inner control programs, to reach air quantity control or the effect of cooling automatically automatically.

Suitable for reading 1, the filter 16 of said baking charging basket 3, air pump 15 and waste heat gas transfer pipeline 14 are connected to form a filter system; Filter 16 is provided with the inner/outer tube blast pipe, on inner/outer tube air intake pipeline, is respectively arranged with inner core air intake control valve 17 and urceolus air intake control valve 18.

Said fluid collection device 7 is provided with temperature sensor 5 and auxiliary heater 8, and temperature sensor 5 is connected with intelligent electric-controlled case 6 respectively with auxiliary heater 8.The power of the heating tube of said auxiliary heater 8 under routine baking material situation is about 1/2 of conventional dryer heat-generating pipe power, and auxiliary heater 8 can open or cut out according to design temperature automatically under intelligent electric-controlled case 6 is handled, and carries out heat energy and compensates automatically.

It is temperature required on the control panel of intelligent electric-controlled case 6, can to set the baking material; The control that the temperature that intelligent electric-controlled case 6 can transmit according to temperature sensor 5 is opened or closed magnetic valve 19 and auxiliary heater 8 automatically realizes that A.T.C changes the effect that the baking material is dried.

In Fig. 2; Said heat-preservation heat-collection device 12 is by collector mat 20 and base plate 120 two parts be combined intos; Collector mat 20 is circular arch type structure; It is by being semi-circular metal sheet 21 be combined intos of circular arch type collector mat 20 bodies, stainless steel thermal-collecting tube 11 and interior profile, and it can be coated on the outside of injection machine gun barrel 13 heating collars 131; Many that communicate, as to be used for thermal-arrest stainless steel thermal-collecting tubes 11 are laid on parallel longitudinal ground in said collector mat 20; Connect with series system between the adjacent stainless steel thermal-collecting tube 11; Collector mat import 23 is connected in air pump 15, and collector mat outlet 22 communicates with baking charging basket 3 end openings 4, under air pump 15 pressure effects; Medium in collector mat 20 thermal-collecting tubes 11 is transferred to injection machine baking charging basket 3 end openings 4, thereby forms the hot blast induction system; Said heat-preservation heat-collection device 12 is for reaching best Heat-collecting effect; Be equipped with many stainless steel thermal-collecting tubes 11, the semi-circular metal sheet of the disconnected cross section that 11 series connection of many stainless steel thermal-collecting tubes form and interior profile 21 is tangent, and the higher alloy sheets of said semi-circular metal sheet 21 employing thermal conductivity factors is made into; Said heat-preservation heat-collection device 12 collector mats 20 adopt stainless steel porous sheet material to process with base plate 120; And all be lined with the spun-glass insulation cotton of 2-4mm at inner surface, loose outward to stop heat, simultaneously; Electric power connection line 132 on the gun barrel 13 heating circles 131 plays the insulation protection effect, in case the generation of leak-stopping electricity security incident.

In Fig. 3, Fig. 4: be provided with on the control panel of said intelligent electric-controlled case system 6 green indicating lamp 602, red led 603, assistant heating switch 607, total power switch 603, phonetic alarm 602, automatically economize gear 606, preliminary drying gear 606, economize gear 604 most; Described intelligent electric-controlled case 6 comprises intelligent temperature controller 60, total power switch 603, auxiliary heater switch 607, phonetic alarm 602 and gear controller; Said intelligent temperature controller 60 matches with electrical way with temperature sensor 5, magnetic valve 19, total power switch 603, inner core air intake control valve 17, urceolus air intake control valve 18, thalposis gauge tap 601, phonetic alarm 602, gear controller 609 and assistant heating switch 607 respectively; Intelligent temperature controller 60 can be buied in market, and its control program adopts the establishment of C language.

Said gear controller 609 can be adjusted at preliminary drying gear 605/ with gear and economize gear 604/ province's gear 606 automatically most according to actual condition; In the preliminary drying gear 605 expression auxiliary heaters 8 three heating tube 612 whole energising work, magnetic valves 19 open, air pump 15 startup operation work simultaneously, then collector mat 20 constant transmission are sent medium (air-flow); When gun barrel 13 heating collars 131 no powers heat; Mobile medium is a cold wind in three transfer conduit; During gun barrel 13 heating collars 131 conductings heating, mobile medium is a hot blast in three transfer conduit, because this gear air quantity is constant and maximum and assistant heating power is also maximum; Thereby this gear energy consumption is maximum, but the baking material time is the shortest.

Have only two heating tubes 611 to be in the heating work state in the said automatic province gear 606 expression auxiliary heaters 8; At this moment air pump 15 work, collector mat 20 constant transmission hot blasts are not when reaching intelligent temperature controller 60 design temperatures; Magnetic valve 19 is in closed condition; The baking charging basket 3 end openings 4 interior airflow flowing temperature that test because of the entering temperature sensor 5 that does not have cold wind this moment arrive design temperature very soon, in case reach set temperature value, intelligent temperature controller 60 can be closed auxiliary heater 8 automatically; Thereby shortened the conduction time of auxiliary heater 8 to greatest extent, saved electric energy preferably; When closing assistant heating pipe 8, magnetic valve 19 is open-minded reaching intelligent temperature controller 60 design temperatures, and at this moment, air pump 15 compiles with the hot blast of collector mat 20 constant delivery has guaranteed the required air quantity of baking material, has guaranteed the operate as normal of baking charging basket 3.

Said three heating tubes 612 economizing most in the gear 604 expression auxiliary heaters 9 have only two heating tubes to be in the heating work state, air pump 15 work simultaneously, collector mat 20 constant transmission hot blasts; Then under intelligent temperature controller 60 programme-control; No matter need not open heating tube reaching design temperature, when still having reached design temperature and need close heating tube, magnetic valve 19 is in closed condition all the time; All the time not having cold wind in baking charging basket 3 end openings 4 of temperature sensor 5 tests like this gets into; Then and temperature rises the soonest, power consumption time of auxiliary heater 8 so the power saving the most of this state have full out been shortened.

In Fig. 5; The described filter 16 of the utility model comprises outer cylinder body 808, inner barrel 807, inner core filter core 805, urceolus filter core 817, loam cake 801, lower cover 812, inner core blast pipe 816 and outer cylinder body blast pipe 806; Said inner barrel 807 is fixedly welded in the outer cylinder body 808; Said inner barrel 807 is positioned at the inner chamber top of outer cylinder body 808; Be respectively equipped with inner core filter core 805, urceolus filter core 817 in inner barrel 807 and the outer cylinder body 808, by certain diversion space, between the bottom of inner barrel 807 and the urceolus filter core 817 certain diversion space also arranged between the inner core ancient piece of jade, round, flat and with a hole in its centre of said urceolus filter core 817 and outer cylinder body 808; Urceolus blast pipe 806 is set on outer cylinder body 808; On inner barrel 807, be provided with inner core blast pipe 816, be connected by conduit 815 between inner core blast pipe 816 and the inner barrel 807, outer cylinder body 808 is connected with urceolus blast pipe 806; The inner core filter core 805 of inner barrel 808 is provided with rubber blanket 803 on the annular, grabbing button 804 on two ends are respectively arranged with up and down and grabbing mouth 809 down at outer cylinder body 808; On said loam cake 801, be provided with gas outlet 802, this gas outlet 802 can fit with rubber blanket on the annular 803, said loam cake 801 can with on grab button and 804 match; Be provided with rubber blanket 810 under the annular in the bottom of urceolus filter core 817; On lower cover 812, be set with escape pipe 813 and support 814 down; On support 814, be fixedly connected with fastening bolt 811; This fastening bolt 811 can be fixedly connected with urceolus filter core 817; Can match with rubber blanket under the annular 810 in the bottom of said support 814, said lower cover 812 can combine with the button 809 of grabbing of outer cylinder body 808 upper and lower sides; The said rubber blanket 804 of going up can be sealed and matched with loam cake 801, lower cover 812 with following rubber blanket 809, thereby plays a part sealing.

The air-flow guiding of said entering filter 16 has two kinds of Path selection; Air-flow when adopting dry plastics is directed to: air-flow is after urceolus blast pipe 806, urceolus filter core 817 take off dirt, and waste heat is sucked in the collector mat 122 by air pump 15 through lower cover discharge pipe 815 and recycles; Air-flow when adopting moist relatively plastics is directed to: air-flow is after inner core blast pipe 816, inner core filter core 805 take off dirt; Moist waste heat is no longer utilized in air by row through loam cake air outlet 802; But obtain insulation to air-flow to the air pump 15 that sucks urceolus blast pipe 806 this moment, thereby guarantee the normal of baking material.

Gear controller 609 is in automatic province gear 606 under normal conditions; When the heat energy of supplying with when collector mat 20 is not enough; For reaching the baking material temperature that intelligent temperature control processor 60 sets; System starts auxiliary heater 8 automatically and carries out heat compensation (green indicating lamp of temperature controller 60 is bright), and magnetic valve 19 cuts out simultaneously; When intelligent temperature control processor 60 arrived the baking material temperature that sets, system closed auxiliary heater 8 (red led of temperature control processor 60 is bright) automatically, and magnetic valve 19 is opened and carried out the air quantity compensation to guarantee baking material effect simultaneously.When the heat energy of supplying with when collector mat 20 surpassed the baking material temperature that intelligent temperature control processor 60 sets, magnetic valve 19 was opened automatically and is lowered the temperature.More than go round and begin again, guarantee normal baking material thereby reach automatic adjusting temperature.

The beneficial effect of the utility model is:

1) adopt totally-enclosed hot air circulation pipeline and short distance layout design, heat utilization ratio is high and outer diffusing few;

2), collector mat 22 structures and material science is reasonable, can carry out heat conduction and insulation to greatest extent, safety can simultaneously

Lean on;

3), adopt a motor air pump to concentrate to calm the anger and be prepended to the collector mat structural design, can reclaim in the collector mat to greatest extent

Heat energy to drying by the fire charging basket, reduce injection workshop indoor temperature and can be significantly energy-conservation;

4), employing and the synchronous air quantity control system of temperature control, when guaranteeing the baking material, shorten the assistant heating pipe to greatest extent

The power consumption time, simultaneously compare the power that reduces assistant heating to greatest extent with conventional dryer, efficiently solve that common residual heat collection device can not carry out the air quantity Based Intelligent Control and cause the big shortcoming of energy consumption on conventional dryer and the market;

5), the intelligent degree of electric-control system is high, but filter to do, the wet feed double selection, adapt to different baking material operating modes.

6), compare gun barrel heating circle and drying machine two parts electricity consumption overall savings 40%-70%, joint with existing conventional art

The ability benefit is considerable, and the dust that filters the discharge of baking charging basket simultaneously has environmental benefit, and air inlet implementation filtration has improved the quality of moulding, easy to maintenance, long service life.

Embodiment

A, generally speaking during injection machine start preliminary drying material; Earlier the electric heating coil on the gun barrel 13 131 is opened; Open total power switch 603 and assistant heating power switch 607 on the intelligent electric-controlled case 6 then; Start gets into the work of " automatic transmission " state automatically, on intelligent temperature controller 60, sets a temperature according to plastic pellet simultaneously.Because gun barrel heating circle 131 is constantly heated; 11 absorptions of thermal-collecting tube in the heat insulation heat collector 20 that distributes; And under the pressure of air pump 15, hot blast is delivered to the fluid collection device 7 at auxiliary heater 8 places and got into baking charging basket baking material, generally need the preliminary drying time to get final product through 1 to 3 hour.

When b, special circumstances injection machine start preliminary drying material; When gun barrel heating circle 131 does not allow to open (as to those a part of plastics in the gun barrel 1 when influential) at once; For the good plastic pellet of preliminary drying at short notice then is located at " preliminary drying " gear with the gear controller 606 on the intelligent electric-controlled case 6; Set preliminary drying time 1H or 2H or 3H or 4H according to plastic pellet simultaneously; Because " preliminary drying " shelves air quantity and assistant heating are maximum therefore least energy-conservation, so system can be converted to the operation down of comparatively energy-conservation " economizing automatically " state automatically after arriving between 1 to 4 hour the preliminary drying countdown of setting.

C, under the little product situation of production relative weight; The user can be manual by on probation to " economizing most " gear after a period of time in " economizing automatically " gear engaged; As after after a while, not finding that moulding has filigree to produce and explains that " economizing most " gear is effective; Also energy-conservation, there is filigree to produce then " economizing most " shelves failure as finding moulding, need to press back again " automatic catch ".

More than the waste heat recovery of any mode gun barrel 13 of three kinds of situation after dry by the fire charging basket 3; The hot gas that baking charging basket 3 suitable for reading 1 has unnecessary band dust comes out; This hot gas is relatively moist simultaneously; When material baking will be dried by the fire the waste heat that charging basket 3 suitable for reading 1 comes out earlier and be delivered in the inner core blast pipe 816 of filter 16 by waste heat gas transfer pipeline 14 generally speaking, and the pipeline waste heat wouldn't utilize.Treat that " economizing automatically " shelves or " economizing most " shelves baking material are after normal back a period of time; The waste heat that baking charging basket 3 comes out is attempted this hot gas is reclaimed by the urceolus blast pipe 806 of waste heat gas transfer pipeline 14 input filters 16; Filigree does not appear in the product as producing after a period of time; Then this hot gas recovery effectively promptly also can be more energy-conservation, otherwise need waste heat gas transfer pipeline 14 is delivered to the inner core blast pipe 816 of filter 16.

This device is carried out following autostop or warning for reaching management of automatic control and maximum energy-saving and the purpose of in time fixing a breakdown to the various faults or the administration of energy conservation that occur:

When long-term use of the filter core of filter 16 and during the untimely eliminating of dust accretions; When perhaps machine halt trouble appears in air pump 15; Because air pump 15 air intakes significantly reduce or not during air intake, and the temperature in the fluid collection device 7 at assistant heating place are risen gradually, when surpassing the 200 degree left and right sides; Thalposis protection switch 610 is passed to intelligent temperature control processor 60 with this information; Intelligent temperature control processor 60 is turned off total power switch 603 automatically and this machine is quit work, and phonetic alarm 602 is rung simultaneously, has got rid of the hidden danger of plastic pellet high-temperature coking.

When two assistant heating pipes 611 wherein one occur to damage or two when all damaging, cause the intelligent temperature control processor

Green indicating lamp on 60 can light for a long time; Expression needs unconfined heating just can reach the design temperature of baking material; But the actual temperature that at this moment shows on the intelligent temperature controller 60 does not often reach the baking material temperature of setting; Produce for not influencing that shelves LH adopts three assistant heating pipes 612 (at this moment reality have only one to two heating tube to work) when therefore needing gear is arranged on temporarily " preliminary drying " long; Certainly at this moment least energy-conservation, so phonetic alarm 602 rings, to get into comparatively energy-conservation " economizing automatically " shelves behind the prompting changing heating tube automatically or to switch to " economizing most " shelves.

The utility model also can have other various embodiments; Under the situation that does not deviate from the utility model spirit and essence thereof; Those of ordinary skill in the art can make various corresponding distortion according to the utility model, but the protection domain of the claim that these corresponding distortion all belong to the utility model to be had.

Claims (5)

1. energy conserving system is expected in intelligence environment protection injection machine waste heat recovery baking; Comprise heat-preservation heat-collection device, air pump, magnetic valve, auxiliary heater, intelligent electric-controlled case and filter; It is characterized in that said heat-preservation heat-collection device matches with the injection machine gun barrel; The baking charging basket suitable for reading with the injection machine gun barrel between be provided with the waste heat gas transfer pipeline, on the waste heat air shooter, be provided with filter and air pump, heat-preservation heat-collection device and injection machine dry by the fire between the charging basket end opening and are provided with the heated air delivery line; The place is provided with the fluid collection device at injection machine baking charging basket end opening; Be provided with temperature sensor and auxiliary heater in the fluid collection device, between the fluid collection device of the air pump output of waste heat gas transfer pipeline and injection machine baking charging basket end opening, be connected with waste heat gas and carry branch road, waste heat gas carries branch road to be provided with magnetic valve; Said heated air delivery line and waste heat gas carry branch road all to be connected with the fluid collection device; Said temperature sensor, air pump, magnetic valve and auxiliary heater all are connected with intelligent electric-controlled case, and intelligent electric-controlled case can be controlled the work operation of each several part, and its control program adopts the establishment of C language.

2. intelligence environment protection injection machine waste heat recovery baking material energy conserving system according to claim 1 is characterized in that said

The heat-preservation heat-collection device is by collector mat and base plate two parts be combined into; Collector mat is circular arch type structure; It is by being circular arch type collector mat body, stainless steel thermal-collecting tube and the semi-circular metal sheet be combined into of interior profile, and it can be coated on the outside of injection machine gun barrel heating collar; Many that communicate, as to be used for thermal-arrest stainless steel thermal-collecting tubes are laid on parallel longitudinal ground in said collector mat, connect with series system between the adjacent stainless steel thermal-collecting tube, and the collector mat import is connected in air pump, and the collector mat outlet communicates with baking charging basket end opening.

3. intelligence environment protection injection machine waste heat recovery baking material energy conserving system according to claim 2; It is characterized in that the disconnected cross section and the semi-circular metal sheet of interior profile that form in said stainless steel thermal-collecting tube series connection are tangent, semi-circular metal sheet adopts the higher alloy sheets of thermal conductivity factor to be made into.

4. intelligence environment protection injection machine waste heat recovery baking material energy conserving system according to claim 1; It is characterized in that said filter comprises outer cylinder body, inner barrel, inner core filter core, urceolus filter core, loam cake, lower cover, inner barrel blast pipe and outer cylinder body blast pipe; Said inner barrel is fixedly welded in the outer cylinder body, and said inner barrel is positioned at the inner chamber top of outer cylinder body, is respectively equipped with inner core filter core and urceolus filter core in inner barrel and the outer cylinder body; Between the inner core ancient piece of jade, round, flat and with a hole in its centre of said urceolus filter core and outer cylinder body by certain diversion space; Between the bottom of inner barrel and the urceolus filter core certain diversion space is also arranged, the urceolus blast pipe is set on outer cylinder body, on inner barrel, be provided with the inner barrel blast pipe; Be connected by conduit between inner core blast pipe and the inner barrel, outer cylinder body (808) is connected with the urceolus blast pipe; The inner core filter core of inner barrel is provided with rubber blanket on the annular, outer cylinder body grab on two ends are respectively arranged with up and down button and under grab mouth; Cover on said and be provided with the gas outlet, this gas outlet can fit with rubber blanket on the annular.

5. intelligence environment protection injection machine waste heat recovery according to claim 4 baking material energy conserving system, it is characterized in that said loam cake can with on grab button and match; Be provided with rubber blanket under the annular in the bottom of urceolus filter core; Under cover and be set with down escape pipe and support; On support, be fixedly connected with fastening bolt; This fastening bolt can be fixedly connected with the urceolus filter core, can match with rubber blanket under the annular in the bottom of said support, and said lower cover can combine with the button of grabbing of outer cylinder body upper and lower side; The said rubber blanket of going up can be sealed and matched with loam cake, lower cover with following rubber blanket.

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