CN104121738A - Large integrated type Freon ice-making device - Google Patents
Large integrated type Freon ice-making device Download PDFInfo
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- CN104121738A CN104121738A CN201410397007.1A CN201410397007A CN104121738A CN 104121738 A CN104121738 A CN 104121738A CN 201410397007 A CN201410397007 A CN 201410397007A CN 104121738 A CN104121738 A CN 104121738A
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Abstract
The invention relates to an ice-making device, and particularly relates to a large integrated type Freon ice-making device which comprises evaporation cooled condensers and a housing, wherein electrical control cabinets are fixed on one short side of the housing, the evaporation cooled condensers, liquid storage devices and refrigerating machines are sequentially arranged on the outer sides of two long sides of the housing, are fixed through a peripheral frame and are connected with the housing, a plurality of branch pipelines are arranged on liquid supplying pipelines of the refrigerating machines, each branch pipeline is connected with a distributor through an expansion valve, the pipelines of the distributors are communicated with evaporator tube bundles, stirrers are arranged above one end of the long side of the housing, the evaporator tube bundles are fixed between the long side of the housing and water baffling boards, an ice making pond is formed in a space between the two water baffling boards, ice barrels are uniformly arranged in the ice making pond, a lifting device is correspondingly arranged above the ice making pond, an ice melting pond is formed in one side of the ice making pond, and an ice pourer, a water adding device and an ice block storage device are arranged corresponding to the ice melting pond. The ice-making device adopting an integrated structure is reasonable in layout, safe to use, energy-saving and environmentally friendly, free from installation and does not need a special machine room so that the occupation area and the building time are saved.
Description
Technical field
The present invention relates to a kind of ice maker, be specifically related to a kind of large-scale freon monoblock type ice maker.
Background technology
Traditional ice machine major part is ammonia refrigeration since the establishment of the nation, since " safety committee of State Council is used the notice of special administration about carrying out She An enterprise ammoniacal liquor in a deep going way " No. 6 files in 2013 are carried out, numerous ammonia refrigeration ice making enterprise stops production one after another, closes, transformation.Ice making industry does not plan a successor, blank, the phenomenon such as market is out of stock, valency height.Tradition ice making arrangement mainly, is built ice machine in the underground pond of digging, then is incubated outside pond, then with brick or cement, do protecting wall, evaporator joint pipe road is installed in pond, and then is built Special machine room, have the technical staff who obtains job qualification certificate through professional training could operate ice machine.Also to configure breathing mask, emergent dredging valve, pipeline, special-purpose ventilation equipment, annual annual test job qualification certificate.Conventionally, building Yi Ge ice plant needs duration 2-3 month above time, takies large area soil, once running appears in ammoniacal liquor, emits, and drips, and leaks and just pollutes the environment, and ammonia refrigeration enterprise cannot process, and controls nature of trouble, seriously will cause blast to be hurted sb.'s feelings.
Summary of the invention
Deficiency in solving the problems of the technologies described above, the object of the invention is to: a kind of large-scale freon monoblock type ice maker is provided, adopts integral structure, rationally distributed, use safety, energy-conserving and environment-protective, without installation, without Special machine room, save floor space and building time.
The present invention is that the technical scheme that its technical problem of solution adopts is:
Described large-scale freon monoblock type ice maker, comprise ice tank, evaporating cold condenser, reservoir, refrigeration machine, agitator, evaporator tube group, hoisting apparatus, ice-melting pool, the device of falling ice, water controller, ice cube storage device and electrical control cabinet, ice tank is provided with all steel rectangular enclosure, shell one short brink is by support holding electrical switch board, outside, the long limit of shell two sets gradually evaporating cold condenser, reservoir and refrigeration machine, evaporating cold condenser, reservoir and refrigeration machine are fixed by peripheral frame, peripheral frame is connected with shell, described evaporating cold condenser overhead is provided with extraction fan, bottom is provided with circulating water pool, the evaporating cold condenser of circulating water pool top is set to shutter, circulating water pool is connected with the shower that evaporating cold condenser top arranges with pipeline by water circulating pump, evaporating cold condenser middle part arranges refrigeration machine exhaust connector, refrigeration machine exhaust connector communicates with refrigeration machine exhaust stack, between refrigeration machine exhaust connector and evaporating cold condenser bottom, liquid connector is set back, returning liquid connector communicates with reservoir entrance by pipeline, reservoir liquid outlet connects two branch roads, article one, branch road connects cryocooled water inlet, many branch roads are set on refrigeration machine liquid feeding pipeline, every branch road connects distributor by expansion valve, distributor pipeline communicates with evaporator tube group, another branch road that liquid outlet connects connects agitator water inlet pipe, agitator is arranged on top, one end, the long limit of ice tank, agitator is also provided with outlet pipe, inner side, the long limit of ice tank two is provided with water-stop sheet, two water-stop sheets connect by being provided with water fender near one end of agitator, water fender below is provided with delivery port, the water-stop sheet other end is provided with arc deflector, evaporator tube group is arranged between shell and water-stop sheet, evaporator tube group is fixed between the long limit of shell and water-stop sheet, the capable N row of M ice bucket is evenly set in ice tank, M and N are positive integer, ice tank top correspondence arranges rail plate, on rail plate, fixedly hoisting apparatus ice tank arranges ice-melting pool near a side of arc deflector, the corresponding ice-melting pool setting device of falling ice and water controller, the corresponding device of falling ice arranges ice cube storage device, control loop is set in electrical control cabinet, water circulating pump, evaporating cold condenser is connected with control loop respectively with refrigeration machine.
Wherein, control loop comprises temperature controller WK1, water pump relay SKM, water flow switch SLK, main relay ZKM, time-delay relay, overcurrent relay GKM, refrigeration machine pressure switch YL and temperature relay WKM, temperature controller WK1 is arranged in ice tank, adopt relay output type temperature controller WK1, supply line's original position arranges scram button SB, scram button SB is by start button SK, temperature relay WKM and overcurrent relay GKM series connection temperature controller WK1 normally closed relay coil, temperature relay WKM is arranged in evaporating cold condenser, temperature controller WK1 normally closed relay coils from parallel connection of coils temperature controller WK1 in sequential series normally closed relay normally-closed contact and water pump relay SKM coil, water pump relay SKM normally-closed contact is connected with water circulating pump, water pump relay SKM coil and water flow switch SLK in sequential series, main relay ZKM normally opened contact, refrigeration machine pressure switch YL, temperature relay WKM and overcurrent relay GKM are in parallel, water flow switch SLK is arranged on evaporating cold condensator outlet, main relay ZKM normally-closed contact main time-delay relay ZKT coil in parallel, nine branch roads of main time-delay relay ZKT coils from parallel connection of coils, be respectively: main time-delay relay ZKT normally opened contact in sequential series and main relay ZKM coil, main relay ZKM normally opened contact in sequential series and refrigeration machine graded time-lag relay KT1 coil, refrigeration machine graded time-lag relay KT1 coil is simultaneously in parallel respectively with the coil of refrigeration machine graded time-lag relay KT2 and refrigeration machine graded time-lag relay KT3, refrigeration machine graded time-lag relay KT1 normally opened contact in sequential series and auxiliary reclay KA1 coil, auxiliary reclay KA1 normally opened contact in sequential series and loading magnetic valve DF1, refrigeration machine graded time-lag relay KT2 coil in sequential series and auxiliary reclay KA2 coil, auxiliary reclay KA2 normally opened contact in sequential series and loading magnetic valve DF2, refrigeration machine graded time-lag relay KT3 normally opened contact in sequential series and auxiliary reclay KA3 coil, auxiliary reclay KA3 normally opened contact in sequential series and loading magnetic valve DF3, load magnetic valve DF3 liquid supply electromagnetic valve GDF in parallel and cooling magnetic valve JDF respectively, liquid supply electromagnetic valve GDF is arranged on liquid feeding pipeline, and cooling magnetic valve JDF is arranged on the pipeline that liquid outlet is connected with refrigeration machine casing fuel tank inlet.
Electrical control cabinet cabinet door of the present invention is provided with start button SB, stir button and scram button SB, two agitator buttons are made as SJ1 and SJ2, start agitator and need to first press agitator button SJ1 and SJ2 in fact, start button SB presses, in temperature controller WK1, relay coil obtains electric, normally opened contact is closed, normally-closed contact disconnects, water pump relay SKM coil obtains electric, water pump relay SKM normally-closed contact is closed, water circulating pump is switched on and is started to circulate upper water, evaporating cold condensator outlet force value reaches after the preset value of water flow switch SLK, water flow switch SLK is closed, and then main frame time-delay relay ZKT coil obtains electric, main relay ZKM normally-closed contact disconnects, the delay time arranging through main frame time-delay relay ZKT, be generally 15 seconds, main frame time-delay relay ZKT normally opened contact is closed, refrigeration machine graded time-lag relay KT1 now, KT2, KT3 coil is switched on, refrigeration machine graded time-lag relay KT1, KT2, KT3 arranges respectively different delay times, refrigeration machine graded time-lag relay KT1 delay time is 15 seconds, refrigeration machine graded time-lag relay KT2 delay time is 30 seconds, refrigeration machine graded time-lag relay KT3 delay time is 45 seconds, refrigeration machine graded time-lag relay KT1, KT2 and KT3 coil in turn electric after through corresponding delay time its corresponding normally-closed contact of adhesive respectively, corresponding auxiliary reclay KA1, KA2, KA3 coil obtains electric, and then closed its corresponding normally opened contact, connect in turn and load magnetic valve DF1, DF2, DF3, realizing the segmented of refrigeration machine opens, in opening process, chiller load increases in turn and increases in turn according to 33% → 66% → 100%, after refrigeration machine is started working, the cooling magnetic valve arranging on reservoir liquid outlet branch road, expansion valve is opened, cold-producing medium enters refrigeration machine fuel tank by this branch road, make refrigerating machine oil temperature drop low, meanwhile, refrigeration machine main relay ZKM connects the liquid supply electromagnetic valve on liquid feeding pipeline, liquid freon enters distributor by liquid feeding pipeline and expansion valve, by distributor, enter evaporimeter again, enter after evaporimeter, liquid freon expands and vaporizes, absorb amount of heat, the salt solution of evaporator tube group periphery flows along evaporator tube road direction arc deflector direction fast under the spiral impetus of agitator, arc deflector can play convolution, reduce drag effect, eliminate in the deflector of both sides, the rapid current frontal drag of agitator effect, current through arc deflector convolution are quick, evenly along ice making bucket surrounding gap, be back to agitator side water fender, water fender below sets out the mouth of a river, the salt solution that makes to reflux enters agitator water inlet from top to bottom, solve hypothermic saline non-uniform temperature phenomenon in ice-making process.Ice bucket in ice tank absorbs the cold in salt solution fast, and the aqueous water in ice bucket is become to ice cube, realizes ice making, and after ice making completes, the water in ice tank reenters agitator and recycles.
Meanwhile, refrigeration machine self also can produce heat, by reservoir, to cryocooled water inlet, provide cooling water, refrigeration machine heat can be vaporizated into high temperature and high pressure steam by cooling water fast, the high temperature and high pressure steam that refrigeration machine exhaust outlet produces enters evaporating cold condenser by exhaust pipe, on the one hand, the extraction fan of evaporating cold condenser overhead carries out exhausting by shutter, take away part heat, on the other hand, the shower arranging in evaporating cold condenser sprays to evaporating cold condenser inside exhaust pipe road under water circulating pump effect, cooling water after cooling liquefaction flows into reservoir under difference of height effect.
After ice cube moulding in ice bucket, start hoisting apparatus, after being mentioned, one row's ice bucket puts into ice-melting pool by rail plate, the clear water of 30-40 degree Celsius is housed in ice-melting pool, can melt fast the ice cube in ice bucket, ice bucket structure is set to wide at the top and narrow at the bottom, ice cube melts afterwards and ice bucket is separated from each other, then by hoisting apparatus, ice bucket is put into the device of falling ice, the device of falling ice is poured ice cube into ice cube screen cloth slide plate, then through slide plate or conveyer belt storage device, store, then by water controller, in ice bucket, add quantitative clear water, by hoisting apparatus, ice bucket is transferred back in ice tank, prepare next round ice-making process, for the more area of impurity in some water, can active carbon sand cylinder filter be set to water controller filters out impurities, guarantee ice cube quality.
In ice-making process, refrigeration machine pressure switch YL is arranged on liquid feeding pipeline, temperature relay WKM is arranged in evaporating cold condenser, together with overcurrent relay GKM for detection of the current value of the current value in power circuit, refrigeration circuit and the condensate temperature in evaporating cold condenser, as long as any relay test is to data exception, its normally-closed contact will disconnect immediately, cutting-off controlling loop, stop the running of refrigeration machine, until an equipment data restart after recovering normally.
The present invention stirs button SJ1, SJ2 is for opening or close agitator, scram button SB is used for emergency shutdown in emergency circumstances, scram button SB is closed type switch, when needs emergency shutdown, press scram button SB, scram button SB enters normally open, circuit is disconnected, equipment is out of service, in addition, when in ice tank, temperature reaches the lower limit of temperature controller WK1 setting, the relay coil dead electricity that temperature controller WK1 arranges, water circulating pump shuts down, then water flow switch SLK is closed, main relay ZKM coil losing electricity, refrigeration machine shuts down, until temperature reaches the higher limit that temperature controller WK1 sets in ice tank.
The expansion valve relating in such scheme, water circulating pump, refrigeration machine, agitator, the device of falling ice, water controller, hoisting apparatus and ice cube storage device all adopt the conventional equipment in existing ice-making system, do not improve, so its concrete structure does not repeat them here, in addition, temperature controller, water flow switch, temperature relay and overcurrent relay are now sells product on the market, and its concrete structure also no longer repeats at this.
Wherein, preferred version is:
Described evaporating cold condenser and refrigeration machine vertical height are two meters, on circulating water pool, edge is provided with gap, gap below is provided with water inlet, water inlet correspondence arranges cone valve, connects ball float on cone valve, and outside feed pipe adds water by water inlet in circulating water pool, water level rises gradually, until gap below, ball float cone valve, because water inlet is blocked in leverage, stops upper water.When water level reduces, ball float cone valve is opened again, goes round and begins again.
Liquid storage pipeline is set in described reservoir, on liquid storage pipeline, set gradually stop valve, filter and magnetic valve, liquid storage pipeline communicates with reservoir liquid outlet, filter can filter out the impurity in liquid, in order to avoid impurity blocking pipe or damage equipment, magnetic valve is connected rear fluid pipeline and is entered on-state, can to agitator and refrigeration machine, supply water simultaneously.
Described distributor comprises 8-10 root distribution circuit, by distribution header and expansion valve, connect, an evaporator tube group of the every corresponding connection of distribution circuit, liquid freon enters distributor by liquid feeding pipeline, then by expansion valve and distribution header, enter respectively every distribution circuit, distribution circuit diameter is less, after entering the evaporimeter that diameter is larger, liquid freon is vaporized, transient absorption amount of heat, salt solution fast cooling for evaporimeter periphery, simultaneously distributor arranges the usage quantity that has reduced expansion valve, shortened the length of evaporator tube group, saved and taken up room, reduced equipment cost.
Described evaporator tube group comprises 2 row P row evaporimeters, P is positive integer, evaporimeter is made as helix tube or vertical pipe, evaporimeter diameter is greater than distribution circuit diameter, the outlet of every each evaporimeter of row is communicated with concetrated pipe respectively, two concetrated pipes are by loop pipeline connection refrigeration machine air intake duct, maximize and reduce the resistance of ducting, compared to series connection Straight disengagement area proportioning before, greatly increase, by original proportioning per ton 3 square meters, increase to 9 square meters per ton, ice making cycle significantly shortens and reaches in 12 hours, energy consumption reduces greatly, economic benefit increases greatly, under same case, ammonia ice making needs 16 hours.
Described distribution circuit length is consistent, for the freon quantity that guarantees to distribute in every distribution circuit consistent, distribution circuit is set to equal length, in actual assembled process, in order to meet assembling demand, distribution circuit can be bent, in order to guarantee the heat-conducting effect of distribution circuit, preferentially select refrigeration dedicated copper tube.
The described device of falling ice arranges inclination screen mesh type slide plate near a side of ice cube storage device, slide plate is downward-sloping towards ice cube storage device, after the device of falling ice is poured out ice cube, ice cube slips into ice cube storage device by inclination screen cloth slide plate, and the angle of inclination of inclination screen cloth slide plate is 10-30 degree.
Described water controller is provided with water tank, water tank top water inlet is communicated with upper hose, the position that upper hose is communicated with water tank is provided with ball-cock assembly, the completely rear ball-cock assembly water blockoff case water inlet under buoyancy of water, water tank stops upper water, water tank below is provided with N bar arm, arm end is delivery port, delivery port is corresponding with ice bucket, after ice cube is poured out, can in each ice bucket, add water by water controller simultaneously, do not need the extra stand-by period, water controller is provided with proportioning device, the amount water yield required with ice making that at every turn adds water is consistent, in water tank, after water level decline, ball float declines, water tank continues by water on upper hose.
Described ice cube storage device adopts refrigerator, refrigerator corresponding tilt slide plate arranges cabinet door, cabinet door and cabinet are hinged, tilting slide plate height is higher than refrigerator bottom surface, ice cube is from the device of falling ice is poured out, along tilting slide plate, glide, reach refrigerator cabinet behind the door, promote refrigerator cabinet door to refrigerator intrinsic deflection, ice cube enters after refrigerator, refrigerator cabinet door automatic homing under Action of Gravity Field, in order to guarantee that the space in refrigerator can be fully utilized, the height above sea level of tilting slide plate is set higher than refrigerator cabinet door, refrigerator inside is provided with lifting device, so that the ice cube slipping in refrigerator can carry out high level accumulation in refrigerator.
Shell adopts galvanized steel plain sheet to be welded, ice tank bottom is provided with anticorrosive coat, below anticorrosive coat, be provided with channel-section steel chassis, ice tank and shell are also provided with moistureproof vapour barrier in turn, reflecting layer and heat-insulation layer, both can guarantee the ice making effect of ice tank, can extend again ice tank service life, reduce costs, anticorrosive coat can adopt common anticorrosion wooden unit, for example outer surface is invaded the poplar of bubble and water-proofing treatment through anti-corrosion asphalt seven, willow etc., moistureproof vapour barrier common materials has polyethylene film, glass cloth pitch mastic, asphalt felt and pitch agate king tellurium fat etc., reflecting layer is aluminium foil, the cold that internally blocking-up ice tank temperature radiation produces, it is inner that the heat that externally blocking-up environment produces is attacked ice tank.
Spacing between described ice bucket is 10-15mm, is convenient to salt solution rapid flow between ice bucket, makes each ice bucket evenly absorb the cold of salt solution, realizes uniform ice making effect.
Compared with prior art, the present invention has following beneficial effect:
The present invention is rational in infrastructure, huge refrigeration system is set to integral structure without installation, without Special machine room, save floor space and building time, utilize freon refrigeration to replace traditional ammonia refrigeration, use safety, do not explode, energy-conserving and environment-protective, convenient transportation, refrigerating operation one key starts, and refrigeration is operation automatically.During refrigeration, first liquid freon enters evaporimeter by expansion valve distributor, evaporimeter adopts spiral or in parallel vertical pipe structure, than straight pipe type evaporimeter, comparing disengagement area proportioning obviously increases, and length reduces greatly, backwater baffle plate is set in ice tank, baffle plate below arranges water inlet, the salt solution that brine recycling refluxes from arc deflector during to water fender vertically downward, through water fender below water inlet, enter agitator, adopt lower water-back mode to pass through ice tank, make the interior brine temp of ice tank even, rail plate, hoisting apparatus, the device of falling ice, water controller, ice cube storage device and electrical control cabinet are realized ice making, fall the automated procedure of ice, save manpower.
Accompanying drawing explanation
Fig. 1 structural representation sketch 1 of the present invention.
Fig. 2 structural representation sketch 2 of the present invention.
Fig. 3 circuit control principle drawing of the present invention.
In figure: 1, electrical control cabinet; 2, evaporating cold condenser; 3, reservoir; 4, refrigeration machine; 5, agitator; 6, evaporator tube group; 7, distributor; 8, shell; 9, arc deflector; 10, ice-melting pool; 11, the device of falling ice; 12, water controller; 13, ice cube storage device; 14, hoisting apparatus; 15, slide plate; 16, circulating water pool; 17, water circulating pump; 18, ice tank; 19, water-stop sheet; 20, ice bucket; 21, rail plate; 22, water fender.
The specific embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is described further:
As shown in Figure 1-2, large-scale freon monoblock type ice maker of the present invention, comprise evaporating cold condenser 2, reservoir 3, refrigeration machine 4, agitator 5, ice tank 18, evaporator tube group 6, hoisting apparatus 14, ice-melting pool 10, the device of falling ice 11, water controller 12, ice cube storage device 13 and electrical control cabinet 1, ice tank 18 is provided with all steel rectangular enclosure 8, shell 8 one short brinks are by support holding electrical switch board 1, outside, 8 liang long limits of shell sets gradually evaporating cold condenser 2, reservoir 3 and refrigeration machine 4, evaporating cold condenser 2, reservoir 3 and refrigeration machine 4 are fixed by peripheral frame, peripheral frame is connected with shell 8, described evaporating cold condenser 2 tops are provided with extraction fan, bottom is provided with circulating water pool 16, the evaporating cold condenser 2 of circulating water pool 16 tops is set to shutter, circulating water pool 16 is connected with the shower that evaporating cold condenser 2 tops arrange with pipeline by water circulating pump 17, evaporating cold condenser 2 middle parts arrange refrigeration machine 4 exhaust connectors, refrigeration machine 4 exhaust connectors communicate with refrigeration machine 4 exhaust stack, between refrigeration machine 4 exhaust connectors and evaporating cold condenser 2 bottoms, liquid connector is set back, returning liquid connector communicates with reservoir 3 entrances by pipeline, reservoir 3 liquid outlets connect two branch roads, article one, branch road connects refrigeration machine 4 cooling water inlets, on refrigeration machine 4 liquid feeding pipelines, many branch roads are set, every branch road connects distributor 7 by expansion valve, distributor 7 pipelines communicate with evaporator tube group 6, another branch road that liquid outlet connects connects agitator 5 water inlet pipes, agitator is arranged on ice tank 8 tops, one end, long limit, agitator 4 is also provided with outlet pipe, inner side, 18 liang long limits of ice tank is provided with water-stop sheet 19, two water-stop sheets 19 connect by being provided with water fender 22 near one end of agitator, water fender below is provided with delivery port, water-stop sheet 18 other ends are provided with arc deflector 9, evaporator tube group 6 is arranged between shell 8 and water-stop sheet 19, evaporator tube group 6 is fixed between the long limit of shell 8 and water-stop sheet 19, the interior capable N row of the M ice bucket 20 that evenly arranges of ice tank 18, M and N are positive integer, ice tank 18 top correspondences arrange rail plate 21, fixing hoisting apparatus 14 on rail plate 21, ice tank 18 arranges ice-melting pool 10 near a side of arc deflector 9, corresponding ice-melting pool 10 arranges the device of falling ice 11 and water controller 12, the corresponding device of falling ice 11 arranges ice cube storage device 13, the interior control loop that arranges of electrical control cabinet 1, water circulating pump 17, evaporating cold condenser 2 is connected with control loop respectively with refrigeration machine 4.
As shown in Figure 3, control loop comprises temperature controller WK1, water pump relay SKM, water flow switch SLK, main relay ZKM, time-delay relay, overcurrent relay GKM, refrigeration machine pressure switch YL and temperature relay WKM, temperature controller WK1 is arranged in ice tank, adopt relay output type temperature controller WK1, supply line's original position arranges scram button SB, scram button SB is by start button SK, temperature relay WKM and overcurrent relay GKM series connection temperature controller WK1 normally closed relay coil, temperature relay WKM is arranged in evaporating cold condenser 2, temperature controller WK1 normally closed relay coils from parallel connection of coils temperature controller WK1 in sequential series normally closed relay normally-closed contact and water pump relay SKM coil, water pump relay SKM normally-closed contact is connected with water circulating pump 17, water pump relay SKM coil and water flow switch SLK in sequential series, main relay ZKM normally opened contact, refrigeration machine pressure switch YL, temperature relay WKM and overcurrent relay GKM are in parallel, water flow switch SLK is arranged on evaporating cold condensator outlet, main relay ZKM normally-closed contact main time-delay relay ZKT coil in parallel, nine branch roads of main time-delay relay ZKT coils from parallel connection of coils, be respectively: main time-delay relay ZKT normally opened contact in sequential series and main relay ZKM coil, main relay ZKM normally opened contact in sequential series and refrigeration machine graded time-lag relay KT1 coil, refrigeration machine graded time-lag relay KT1 coil is simultaneously in parallel respectively with the coil of refrigeration machine graded time-lag relay KT2 and refrigeration machine graded time-lag relay KT3, refrigeration machine graded time-lag relay KT1 normally opened contact in sequential series and auxiliary reclay KA1 coil, auxiliary reclay KA1 normally opened contact in sequential series and loading magnetic valve DF1, refrigeration machine graded time-lag relay KT2 coil in sequential series and auxiliary reclay KA2 coil, auxiliary reclay KA2 normally opened contact in sequential series and loading magnetic valve DF2, refrigeration machine graded time-lag relay KT3 normally opened contact in sequential series and auxiliary reclay KA3 coil, auxiliary reclay KA3 normally opened contact in sequential series and loading magnetic valve DF3, load magnetic valve DF3 liquid supply electromagnetic valve GDF in parallel and cooling magnetic valve JDF respectively, liquid supply electromagnetic valve GDF is arranged on liquid feeding pipeline, and cooling magnetic valve JDF is arranged on the pipeline that liquid outlet is connected with refrigeration machine 4 cooling water inlets.
Wherein, evaporating cold condenser 2 is two meters with refrigeration machine 4 vertical heights, and on circulating water pool 16, edge is provided with gap, gap below is provided with water inlet, and water inlet correspondence arranges cone valve, connects ball float on cone valve, outside feed pipe adds water by water inlet in circulating water pool 16, water level rises gradually, until gap below, ball float cone valve is because water inlet is blocked in leverage, stop upper water, when water level reduces, ball float cone valve is opened again, goes round and begins again.
The interior liquid storage pipeline that arranges of reservoir 3, on liquid storage pipeline, set gradually stop valve, filter and magnetic valve, liquid storage pipeline communicates with reservoir liquid outlet, filter can filter out the impurity in liquid, in order to avoid impurity blocking pipe or damage equipment, magnetic valve is connected rear fluid pipeline and is entered on-state, can to agitator 5 and refrigeration machine 4, supply water simultaneously.
Distributor 7 comprises 10 distribution circuit, by distribution header and expansion valve, connect, an evaporimeter of the every corresponding connection of distribution circuit, liquid freon enters distributor 7 by liquid feeding pipeline, after spy, by expansion valve and distribution header, enter respectively every distribution circuit, distribution circuit diameter is less, after entering the evaporimeter that diameter is larger, liquid freon is vaporized, transient absorption amount of heat, salt solution fast cooling for evaporator tube group 6 peripheries, simultaneously distributor 7 arranges the usage quantity that has reduced expansion valve, shortened the length of evaporator tube group, saved occupation of land space, reduced equipment cost.
Distribution circuit length is consistent, for the freon quantity that guarantees to distribute in every distribution circuit consistent, distribution circuit is set to equal length, in actual assembled process, in order to meet assembling demand, distribution circuit can be bent, in order to guarantee the heat-conducting effect of distribution circuit, preferentially select metallic copper material.
Described evaporator tube group 6 comprises 2 row P row evaporimeters, P is positive integer, evaporimeter is made as helix tube or vertical pipe, evaporimeter diameter is greater than distribution circuit diameter, the outlet of every each evaporimeter of row is communicated with concetrated pipe respectively, two concetrated pipes are by loop pipeline connection refrigeration machine air intake duct, maximize and reduce the resistance of ducting, compared to Straight disengagement area proportioning before, greatly increase, by original proportioning per ton 3 square meters, increase to 9 square meters per ton, ice making cycle significantly the shortening time be that in 12 hours, energy consumption reduces greatly, economic benefit improves greatly.
The described device of falling ice 11 arranges tilting slide plate 15 near a side of ice cube storage device 13, slide plate 15 is downward-sloping towards ice cube storage device 13, after the device of falling ice 11 is poured out ice cube, ice cube slips into ice cube storage device 13 by tilting slide plate 15, and the angle of inclination of tilting slide plate 15 is 10-30 degree.
Described water controller 12 is provided with water tank, water tank top water inlet is communicated with upper hose, the position that upper hose is communicated with water tank is provided with ball-cock assembly, the completely rear ball-cock assembly water blockoff case water inlet under buoyancy of water, water tank stops upper water, water tank below is provided with N bar arm, arm end is delivery port, delivery port is corresponding with ice bucket 20, after ice cube is poured out, can in each ice bucket 20, add water by water controller 12 simultaneously, do not need the extra stand-by period, water controller 12 is provided with proportioning device, the amount water yield required with ice making that at every turn adds water is consistent, in water tank, after water level decline, ball float declines, water tank continues by water on upper hose.
Described ice cube storage device 13 adopts refrigerator, refrigerator corresponding tilt slide plate arranges cabinet door, cabinet door and cabinet are hinged, tilting slide plate 15 height are higher than refrigerator bottom surface, ice cube is from the device of falling ice 11 is poured out, along tilting, changing shifts is glided, reach refrigerator cabinet behind the door, promote refrigerator cabinet door to refrigerator intrinsic deflection, ice cube enters after refrigerator, refrigerator cabinet door automatic homing under Action of Gravity Field, in order to guarantee that the space in refrigerator can be fully utilized, the height above sea level of tilting slide plate 15 is set higher than refrigerator cabinet door, so that the ice cube slipping in refrigerator can carry out height accumulation through elevator in refrigerator.
Shell 8 adopts galvanized steel plain sheet to be welded, ice tank 18 bottoms are provided with anticorrosive coat, below anticorrosive coat, be provided with channel-section steel chassis, ice tank 18 and shell 8 are also provided with moistureproof vapour barrier in turn, reflecting layer and heat-insulation layer, both can guarantee the ice making effect of ice tank, can extend again ice tank service life, reduce costs, anticorrosive coat can adopt common anticorrosion wooden unit, for example outer surface is invaded the poplar of bubble and water-proofing treatment through anti-corrosion asphalt seven, willow etc., moistureproof vapour barrier common materials has polyethylene film, glass cloth pitch mastic, asphalt felt and pitch agate king tellurium fat etc., reflecting layer is aluminium foil, the cold that internally blocking-up ice tank temperature radiation produces, it is inner that the heat that externally blocking-up environment produces is attacked ice tank.
Spacing between ice bucket 20 is 10-15mm, is convenient to salt solution rapid flow between ice bucket 20, makes each ice bucket 20 evenly absorb the cold of salt solution, realizes uniform ice making effect.
In the present embodiment, 10 branch roads are set on liquid feeding pipeline, above-mentioned M gets 33, N gets 15, P and gets 100,15 meters of evaporator tube group overall lengths, the power of two refrigeration machines is 300KW, the ice bucket size 410mm*210mm (long * is wide) that is of a size of suitable for reading, ice bucket bottom size is 370mm*170mm (long * is wide), ice bucket height is 900mm.
Electrical control cabinet 1 cabinet door of the present invention is provided with start button SB, stir button and scram button SB, two agitator 5 buttons are made as SJ1 and SJ2, start agitator 5 and need to first press agitator button SJ1 and SJ2 in fact, start button SB presses, in temperature controller WK1, relay coil obtains electric, normally opened contact is closed, normally-closed contact disconnects, water pump relay SKM coil obtains electric, water pump relay SKM normally-closed contact is closed, water circulating pump 17 is switched on and is started to circulate upper water, evaporating cold condenser 2 outlet pressure values reach after the preset value of water flow switch SLK, water flow switch SLK is closed, and then main frame time-delay relay ZKT coil obtains electric, main relay ZKM normally-closed contact disconnects, the delay time arranging through main frame time-delay relay ZKT, be generally 15 seconds, main frame time-delay relay ZKT normally opened contact is closed, refrigeration machine graded time-lag relay KT1 now, KT2, KT3 coil is switched on, refrigeration machine graded time-lag relay KT1, KT2, KT3 arranges respectively different delay times, refrigeration machine graded time-lag relay KT1 delay time is 15 seconds, refrigeration machine graded time-lag relay KT2 delay time is 30 seconds, refrigeration machine graded time-lag relay KT3 delay time is 45 seconds, refrigeration machine graded time-lag relay KT1, KT2 and KT3 coil in turn electric after through corresponding delay time its corresponding normally-closed contact of adhesive respectively, corresponding auxiliary reclay KA1, KA2, KA3 coil obtains electric, and then closed its corresponding normally opened contact, connect in turn and load magnetic valve DF1, DF2, DF3, realizing the segmented of refrigeration machine 4 opens, in opening process, refrigeration machine 4 loads increase in turn according to 33% → 66% → 100%, after refrigeration machine 4 is started working, the cooling magnetic valve arranging on reservoir 3 liquid outlet branch roads is opened, cooling water enters refrigeration machine 4 by this branch road, under refrigeration machine 4 high temperature actions, becoming high-temperature steam enters evaporating cold condenser 2 by refrigeration machine 4 coolant outlets and carries out cooling, meanwhile, refrigeration machine 4 main relays are connected the liquid supply electromagnetic valve on liquid feeding pipeline, liquid freon enters distributor by liquid feeding pipeline and expansion valve, by distributor 7, enter evaporimeter again, enter after evaporimeter, liquid freon vaporization, absorb amount of heat, the salt solution of evaporator tube group 6 peripheries flows to arc deflector 9 directions fast under the effect of agitator, arc deflector 9 can play cushioning effect, current through buffering enter ice tank 18, ice bucket 20 in ice tank 18 absorbs the cold in salt solution fast, aqueous water in ice bucket 20 is become to ice cube, realize ice making, after ice making completes, water in ice tank 18 reenters agitator 5 and recycles.
Meanwhile, refrigeration machine 4 self also can produce heat, by reservoir 3, to cryocooled water inlet, provide cooling water, refrigeration machine 4 heats can be vaporizated into high temperature and high pressure steam by cooling water fast, the high temperature and high pressure steam that refrigeration machine 4 exhaust outlets produce enters evaporating cold condenser 2 by refrigeration machine 4 exhaust pipe, on the one hand, the extraction fan at evaporating cold condenser 2 tops carries out exhausting by shutter, take away part heat, on the other hand, the shower of evaporating cold condenser 2 interior settings sprays to evaporating cold condenser 2 inside exhaust pipe roads under water circulating pump 17 effects, water after cooling liquefaction flows into reservoir 3 under difference of height effect.
After ice cube moulding in ice bucket 20, start hoisting apparatus 14, after being mentioned, a line ice bucket 20 puts into ice-melting pool 10 by rail plate 21, the clear water of 30-40 degree Celsius is housed in ice-melting pool 10, can tentatively melt the ice cube in ice bucket 20, ice bucket 20 structures are set to upper coarse and lower fine, ice cube tentatively melts afterwards and ice bucket 20 is separated from each other, then by hoisting apparatus 14, ice bucket 20 is put into the device of falling ice 11, the device of falling ice 11 is poured ice cube into ice cube storage device 13 and is stored, then by water controller 12, in ice bucket 20, add quantitative clear water, by hoisting apparatus, ice bucket 20 is transferred back in ice tank 18, prepare next round ice-making process, for the more area of impurity in some water, filter is set can to water controller 12 filters out impurities, guarantee ice cube quality.
In ice-making process, refrigeration machine pressure switch YL is arranged on liquid feeding pipeline, temperature relay WKM is arranged in evaporating cold condenser 2, together with overcurrent relay GKM for detection of the current value of the force value in liquid feeding pipeline, refrigeration circuit and the condensate temperature in evaporating cold condenser 2, as long as any relay test is to data exception, its normally-closed contact will disconnect immediately, cutting-off controlling loop, stop the running of refrigeration machine 4, until an equipment data restart after recovering normally.
The present invention stirs button for opening or close agitator, scram button is used for emergency shutdown in emergency circumstances, scram button is closed type switch, when needs emergency shutdown, press scram button, scram button enters normally open, circuit is disconnected, equipment is out of service, in addition, when in ice tank, temperature reaches the lower limit of temperature controller WK1 setting, for example subzero 15 degrees Celsius, the relay coil dead electricity that temperature controller arranges, water circulating pump 17 shuts down, then water flow switch is closed, refrigeration machine 4 shuts down, until the interior temperature of ice tank 18 reaches the higher limit that temperature controller WK1 sets, for example subzero 10 degrees Celsius.
The expansion valve relating in such scheme, water circulating pump 17, refrigeration machine 4, agitator 5, the device of falling ice 11, water controller 12, hoisting apparatus 14 and ice cube storage device 13 all adopt the conventional equipment in existing ice-making system, do not improve, so its concrete structure does not repeat them here, in addition, temperature controller WK1, water flow switch SLK, temperature relay WKM and overcurrent relay GKM are and now sell on the market product, and its concrete structure also no longer repeats at this.
Claims (10)
1. one kind large-scale freon monoblock type ice maker, comprise ice tank (18), evaporating cold condenser (2), reservoir (3), refrigeration machine (4), agitator (5), evaporator tube group (6), hoisting apparatus (14), ice-melting pool (10), the device of falling ice (11), water controller (12), ice cube storage device (13) and electrical control cabinet (1), it is characterized in that, ice tank (18) is provided with rectangular enclosure (8), shell (8) one short brinks are by support holding electrical switch board (1), outside, the long limit of shell (8) two sets gradually evaporating cold condenser (2), reservoir (3) and refrigeration machine (4), evaporating cold condenser (2), reservoir (3) and refrigeration machine (4) are fixed by peripheral frame, peripheral frame is connected with shell (8), described evaporating cold condenser (2) top is provided with extraction fan, bottom is provided with circulating water pool (16), the evaporating cold condenser (2) of circulating water pool (16) top is set to shutter, circulating water pool (16) is connected with the shower that evaporating cold condenser (2) top arranges with pipeline by water circulating pump (17), evaporating cold condenser (2) middle part arranges refrigeration machine (4) exhaust connector, refrigeration machine (4) exhaust connector communicates with refrigeration machine (4) exhaust stack, between refrigeration machine (4) exhaust connector and evaporating cold condenser (2) bottom, liquid connector is set back, returning liquid connector communicates with reservoir (3) entrance by pipeline, reservoir (3) liquid outlet connects two branch roads, article one, branch road connects refrigeration machine (4) cooling water inlet, on refrigeration machine (4) liquid feeding pipeline, many branch roads are set, every branch road connects distributor (7) by expansion valve, distributor (7) pipeline communicates with evaporator tube group (6), another branch road that liquid outlet connects connects agitator (5) water inlet pipe, agitator is arranged on top, one end, the long limit of ice tank (8), agitator (4) is also provided with outlet pipe, inner side, the long limit of ice tank (18) two is provided with water-stop sheet (19), two water-stop sheets (19) connect by being provided with water fender (22) near one end of agitator, water fender below is provided with delivery port, water-stop sheet (18) other end is provided with arc deflector (9), evaporator tube group (6) is arranged between shell (8) and water-stop sheet (19), evaporator tube group (6) is fixed between the long limit of shell (8) and water-stop sheet (19), the capable N row of M ice buckets (20) are evenly set in ice tank (18), M and N are positive integer, ice tank (18) top correspondence arranges rail plate (21), the upper fixedly hoisting apparatus (14) of rail plate (21), ice tank (18) arranges ice-melting pool (10) near a side of arc deflector (9), corresponding ice-melting pool (10) arranges the device of falling ice (11) and water controller (12), the corresponding device of falling ice (11) arranges ice cube storage device (13), electrical control cabinet arranges control loop in (1), water circulating pump (17), evaporating cold condenser (2) is connected with control loop respectively with refrigeration machine (4).
2. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described control loop comprises temperature controller WK1, water pump relay SKM, water flow switch SLK, main relay ZKM, time-delay relay, overcurrent relay GKM, refrigeration machine pressure switch YL and temperature relay WKM, temperature controller WK1 is arranged in ice tank (18), adopt relay output type temperature controller WK1, supply line's original position arranges scram button SB, scram button SB is by start button SK, temperature relay WKM and overcurrent relay GKM series connection temperature controller WK1 normally closed relay coil, temperature relay WKM is arranged in evaporating cold condenser (2), temperature controller WK1 normally closed relay coils from parallel connection of coils temperature controller WK1 in sequential series normally closed relay normally-closed contact and water pump relay SKM coil, water pump relay SKM normally-closed contact is connected with water circulating pump (17), water pump relay SKM coil and water flow switch SLK in sequential series, main relay ZKM normally opened contact, refrigeration machine pressure switch YL, temperature relay WKM and overcurrent relay GKM are in parallel, water flow switch SLK is arranged on evaporating cold condenser (2) outlet, main relay ZKM normally-closed contact main time-delay relay ZKT coil in parallel, nine branch roads of main time-delay relay ZKT coils from parallel connection of coils, be respectively: main time-delay relay ZKT normally opened contact in sequential series and main relay ZKM coil, main relay ZKM normally opened contact in sequential series and refrigeration machine graded time-lag relay KT1 coil, refrigeration machine graded time-lag relay KT1 coil is simultaneously in parallel respectively with the coil of refrigeration machine graded time-lag relay KT2 and refrigeration machine graded time-lag relay KT3, refrigeration machine graded time-lag relay KT1 normally opened contact in sequential series and auxiliary reclay KA1 coil, auxiliary reclay KA1 normally opened contact in sequential series and loading magnetic valve DF1, refrigeration machine graded time-lag relay KT2 coil in sequential series and auxiliary reclay KA2 coil, auxiliary reclay KA2 normally opened contact in sequential series and loading magnetic valve DF2, refrigeration machine graded time-lag relay KT3 normally opened contact in sequential series and auxiliary reclay KA3 coil, auxiliary reclay KA3 normally opened contact in sequential series and loading magnetic valve DF3, load magnetic valve DF3 liquid supply electromagnetic valve GDF in parallel and cooling magnetic valve JDF respectively, liquid supply electromagnetic valve GDF is arranged on liquid feeding pipeline, and cooling magnetic valve JDF is arranged on the pipeline that liquid outlet is connected with cryocooled water inlet.
3. large-scale freon monoblock type ice maker according to claim 1, is characterized in that, described circulating water pool (16) is upper along being provided with gap, and gap below is provided with water inlet, and water inlet correspondence arranges cone valve, connects ball float on cone valve.
4. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described reservoir arranges liquid storage pipeline in (3), sets gradually stop valve, filter and magnetic valve on liquid storage pipeline, and liquid storage pipeline communicates with reservoir (3) liquid outlet.
5. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described evaporator tube group (6) comprises 2 row P row evaporimeters, P is positive integer, evaporimeter is made as helix tube or vertical pipe, evaporimeter diameter is greater than distribution circuit diameter, and the outlet of every each evaporimeter of row is communicated with concetrated pipe respectively, and two concetrated pipes are by loop pipeline connection refrigeration machine air intake duct.
6. large-scale freon monoblock type ice maker according to claim 1 or 5, is characterized in that, described distributor (7) comprises 8-10 root distribution circuit, by distribution header and expansion valve, connects, and every distribution circuit is corresponding is communicated with an evaporimeter; Each distribution circuit length is consistent.
7. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, the described device of falling ice (11) arranges tilting slide plate (15) near a side of ice cube storage device (13), and slide plate (15) is downward-sloping towards ice cube storage device (13).
8. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described water controller (12) is provided with water tank, water tank top water inlet is communicated with upper hose, the position that upper hose is communicated with water tank is provided with ball-cock assembly, water tank below is provided with N bar arm, and arm end is delivery port.
9. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described ice cube storage device (13) adopts refrigerator, and refrigerator corresponding tilt slide plate (15) arranges cabinet door, cabinet door and cabinet are hinged, and tilting slide plate (15) height is higher than refrigerator bottom surface.
10. large-scale freon monoblock type ice maker according to claim 1, it is characterized in that, described shell (8) adopts galvanized steel plain sheet to be welded, ice tank (18) bottom is provided with anticorrosive coat, below anticorrosive coat, be provided with channel-section steel chassis, ice tank (18) and shell (8) are also provided with moistureproof vapour barrier, reflecting layer and heat-insulation layer in turn.
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| CN201410397007.1A CN104121738B (en) | 2014-08-13 | 2014-08-13 | Large-scale freon monoblock type ice maker |
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| CN201410397007.1A CN104121738B (en) | 2014-08-13 | 2014-08-13 | Large-scale freon monoblock type ice maker |
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| CN104121738B CN104121738B (en) | 2016-05-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113108513A (en) * | 2021-04-26 | 2021-07-13 | 江苏弗特尔制冷设备有限公司 | Integrated environment-friendly high-efficiency refrigerating and ice-making dual-purpose machine |
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| CN104121738B (en) | 2016-05-25 |
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