CN104315759B - The outer steel cylinder of the screw type of evaporator for ice cream maker and processing method thereof - Google Patents
The outer steel cylinder of the screw type of evaporator for ice cream maker and processing method thereof Download PDFInfo
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- CN104315759B CN104315759B CN201410563401.8A CN201410563401A CN104315759B CN 104315759 B CN104315759 B CN 104315759B CN 201410563401 A CN201410563401 A CN 201410563401A CN 104315759 B CN104315759 B CN 104315759B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
Abstract
nullThe outer steel cylinder of the screw type of evaporator for ice cream maker and processing method thereof，Including interior steel cylinder、Flight and outer steel cylinder，Outer steel cylinder flange is connected between outer steel cylinder two and interior steel cylinder，The interior steel cylinder flange in interior steel cylinder two、Front panel and rear connecting plate，Screw rod is set on front panel，Connect cold-producing medium on outer steel cylinder to enter、Discharging joint，It is characterized in that outer steel cylinder includes a left side、Right connection part and middle spiral are around section，Left connection part is cylindrical shape，Its outer wall is connected with steel cylinder flange welding outside left side，Open left connecting hole on left connection part and connect cold-producing medium discharging joint，Right connection part is cylindrical shape，Its outer wall is connected with steel cylinder flange welding outside right side，Open right connecting hole on right connection part and connect refrigerant charge joint，Middle spiral is around section inwall spiral type groove，Between each spiral groove connected by facing directly，Spiral surrounding section outer wall spiral type is protruding corresponding with spiral type groove，Flight is set in spiral type groove.
Description
Technical field
The present invention relates to evaporator for ice cream maker, particularly relate to the outer steel cylinder of screw type and the processing method thereof of evaporator for ice cream maker.
Background technology
Ice cream has the feature such as good to eat fragrant sliding fine and smooth, nice and cool.Especially in summer, people like eating more.Ice cream maker mainly includes that refrigeration system and extrusion system, described refrigeration system include compressor, condenser, filter, electromagnetic valve, capillary tube and vaporizer.Existing vaporizer typically has three kinds of structures, the first structure include steel cylinder in vaporizer and be coiled in vaporizer in evaporation copper on steel cylinder, the copper pipe of this type of vaporizer is few with the contact surface of interior steel cylinder, cold-producing medium flows into after copper pipe and between interior steel cylinder across one layer of copper pipe, refrigerating efficiency is low, power consumption is big, the most energy-conservation, and coiling copper pipe on each interior steel cylinder when manufacturing, copper pipe and interior steel cylinder surface also want melting welding stannum to increase the contact surface of copper pipe and steel cylinder, process operation trouble, processing is time-consuming long, production efficiency is low, labor strength is big, add material cost and cost of labor；In the second structure includes vaporizer, the setting of steel cylinder outer wall is similarly the outer steel cylinder of columnar vaporizer, arranges spiral interlayer, inside and outside steel cylinder and interlayer three-decker between inside and outside steel cylinder, and the wall of outer steel cylinder is smooth arc, and refrigerating efficiency is relatively low；In the third structure includes vaporizer, steel cylinder outer wall arranges outer steel cylinder, this outer steel cylinder outer wall is smooth arc, inwall is then shaped with spiral groove, columnar outer steel cylinder inwall processing spiral groove, need to place it in and with file, inwall is filed out helicla flute on lathe, processing causes high effort for, time-consumingly, and production efficiency is low, and manufacturing cost is high.
Summary of the invention
The invention aims to the shortcoming overcoming prior art to exist, it is provided that a kind of simple in construction, processing, easy for installation, reduce manufacturing cost, refrigeration is more preferable, the outer steel cylinder of the screw type of the evaporator for ice cream maker that power consumption saves and processing method thereof.
nullThe technical scheme of the outer steel cylinder of the screw type of evaporator for ice cream maker of the present invention is: include the interior steel cylinder of vaporizer，It is enclosed within the flight of interior steel cylinder outer wall，It is enclosed within the outer steel cylinder of flight outer wall，Outer steel cylinder flange it is connected between two of outer steel cylinder with interior steel cylinder，Interior steel cylinder two connects interior steel cylinder flange、Front panel and rear connecting plate，Front panel arranges screw rod，Refrigerant charge joint and cold-producing medium discharging joint is connected outside respectively on steel cylinder，It is characterized in that: described outer steel cylinder includes left connection part、The spiral surrounding section at right connection part and middle part，Described left connection part is cylindrical shape，Its outer wall is connected with the outer steel cylinder flange welding in left side，Left connection part has left connecting hole，Left connecting hole connects cold-producing medium discharging joint，Described right connection part is cylindrical shape，Its outer wall is connected with the outer steel cylinder flange welding on right side，Right connection part has right connecting hole，Right connecting hole connects refrigerant charge joint，The spiral surrounding section inwall at described middle part is shaped with spiral type groove，Between each spiral groove connected by facing directly，It is shaped with spiral type protruding at spiral surrounding section outer wall，Spiral type is protruding corresponding with spiral type groove，Flight it is provided with in spiral type groove.
The processing method of the outer steel cylinder of the screw type of evaporator for ice cream maker of the present invention, the step of processing method is as follows:
(1), taking corrosion resistant plate, the thickness of stainless-steel sheet is 0.6 1.0mm, uses CNC shearing machine that corrosion resistant plate is cut into a length of 220 950mm, and width is the stainless steel substrates of 150 500mm；
(2), take the stainless steel substrates after cutting, use spheronizator round as a ball to stainless steel substrates, obtain the outer steel cylinder of the cylindrical shape with connecting sewing；
, take rolling after columnar outer steel cylinder, use argon arc welding machine to weld at connecting sewing, obtain the outer steel cylinder of cylindrical shape of a rounding；
(4), take the outer steel cylinder of the cylindrical shape welded, the outer steel cylinder punching press of cylindrical shape using punch press butt welding to connect, obtain the outer steel cylinder with left connecting hole and right connecting hole；
(5), take flight and be enclosed within interior steel cylinder outer wall, then take outer steel cylinder and be enclosed within flight outer wall, then take outer steel cylinder Flange joint between inside and outside steel cylinder, use argon arc welding machine external steel cylinder flange to weld with inside and outside steel cylinder；
(6), take the interior steel cylinder after welding, outer steel cylinder, outer steel cylinder flange, flight, use the external steel cylinder of roller press to roll, obtain the outer steel cylinder with spiral groove；
(7), take refrigerant charge joint and cold-producing medium discharging joint, use Machine for arc welding of copper parts by the right connecting hole of refrigerant charge weld steel cylinder outside, on the left connecting hole of cold-producing medium discharging weld steel cylinder outside；
(8), take interior steel cylinder, outer steel cylinder, outer steel cylinder flange, flight, refrigerant charge joint and cold-producing medium discharging joint after welding, in the spiral type cavity of inside and outside steel cylinder, be filled with the nitrogen of 2.0Mpa, be immersed in water 5 minutes, carry out pressurize test.
nullThe invention discloses the outer steel cylinder of screw type and the processing method thereof of a kind of evaporator for ice cream maker，During the manufacturing，First take corrosion resistant plate to be placed on cutting on CNC shearing machine and obtain the stainless steel substrates of certain size，Depending on the size of stainless steel substrates is according to the size of evaporator for ice cream maker，Then stainless steel substrates is put on spheronizator round as a ball，Stainless steel substrates is made to become columnar outer steel cylinder，Then weld at the connecting sewing of outer steel cylinder after round as a ball with argon arc welding machine，It is placed on punching press on common punch press more left、Right connecting hole，Take flight (flight can be purchased the most from the market) and be enclosed within interior steel cylinder outer wall，Again with a left side、The outer steel cylinder of right connecting hole is enclosed within flight outer wall，Outer steel cylinder flange is connected outside between steel cylinder and interior steel cylinder，Use argon arc welding machine external steel cylinder flange with interior again、Outer steel cylinder welds，In making、A spiral type cavity is formed between outer steel cylinder，Place it in again and roll on roller press，Obtain the outer steel cylinder with spiral groove，Finally by the right connecting hole of refrigerant charge weld steel cylinder outside，On the left connecting hole of cold-producing medium discharging weld steel cylinder outside，Make the outer steel cylinder of screw type and interior steel cylinder、Outer steel cylinder flange、Machine between refrigerant charge joint and cold-producing medium discharging joint，Then in the nitrogen of 2.0Mpa being filled with、In the spiral type cavity of outer steel cylinder，And seal refrigerant charge joint and cold-producing medium discharging joint，Put it in water 5 minutes，Carry out pressurize test，If gas leakage, does not shows that Product processing is qualified.nullThe outer steel cylinder of the screw type of this programme evaporator for ice cream maker and processing method thereof，Outer steel cylinder is made a left side、The spiral surrounding section at right connection part and middle part，Left、Right connection part is inside and outside wall smooth arc，Be conducive to connecting outer steel cylinder flange，And perforate in the above connect refrigerant charge joint and cold-producing medium discharging joint，Ensure connection sealing，The spiral surrounding section at middle part is directly rolled by roller press，Its inwall is made to be shaped with spiral type groove，Between each spiral groove connected by facing directly，Spiral type groove outer wall has corresponding spiral type protruding，Flight it is provided with in spiral groove，Cold-producing medium is flowed along spiral type groove and flight in spiral type cavity all the time，When steel cylinder in various ice-cream materials enter vaporizer，Cold-producing medium contacts with steel cylinder outer surface entirety in vaporizer，The refrigerating speed of vaporizer than coiling copper pipe is fast more than 1/3，Evaporator evaporation effect with spiral type groove is more preferable，Structure is simpler，And the spiral groove of outer steel cylinder uses roller press rolling direct to stainless steel substrates，It is rolled into cylindrical shape again by spheronizator，Manufacture、Easy to process，Improve production efficiency，Reduce manufacturing cost.
The outer steel cylinder of the screw type of evaporator for ice cream maker of the present invention, the width S of described spiral type groove is 6 8mm, and the width N that faces directly between each spiral groove is 4 6mm, and spacing M between interior steel cylinder and outer steel cylinder is 5 7mm.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of evaporator for ice cream maker；
Fig. 2 is the structural representation of evaporator for ice cream maker；
Fig. 3 is the schematic front view of the outer steel cylinder of screw type of evaporator for ice cream maker of the present invention；
Fig. 4 is the A A direction schematic cross-section of Fig. 3；
Fig. 5 is the schematic perspective view of evaporator for ice cream maker flight.
Detailed description of the invention
nullThe present invention relates to the outer steel cylinder of screw type and the processing method thereof of a kind of evaporator for ice cream maker，As shown in Fig. 1 Fig. 5，Interior steel cylinder 1 including vaporizer，It is enclosed within the flight 18 of interior steel cylinder outer wall，It is enclosed within the outer steel cylinder 2 of flight outer wall，Outer steel cylinder flange 3 it is connected between two of outer steel cylinder with interior steel cylinder，Interior steel cylinder 1 two connects interior steel cylinder flange 4、Front panel 5 and rear connecting plate 6，Front panel arranges screw rod 7，Refrigerant charge joint 8 and cold-producing medium discharging joint 9 is connected outside respectively on steel cylinder 2，It is characterized in that: described outer steel cylinder 2 includes left connection part 10、The spiral surrounding section 12 at right connection part 11 and middle part，Described left connection part is cylindrical shape，Its outer wall is welded to connect with the outer steel cylinder flange 3 in left side，Left connection part has left connecting hole 13，Left connecting hole connects cold-producing medium discharging joint 9，Described right connection part 11 is cylindrical shape，Its outer wall is welded to connect with the outer steel cylinder flange 3 on right side，Right connection part has right connecting hole 14，Right connecting hole connects refrigerant charge joint 8，Spiral surrounding section 12 inwall at described middle part is shaped with spiral type groove 15，It is connected by facing 16 directly between each spiral groove，It is shaped with spiral type projection 17 at spiral surrounding section 12 outer wall，Spiral type projection 17 is corresponding with spiral type groove 15，Flight 18 it is provided with in spiral type groove 15.
The step of processing method is as follows: (1), take corrosion resistant plate, and the thickness of stainless-steel sheet is 0.6 1.0mm, uses CNC shearing machine that corrosion resistant plate is cut into a length of 220 950mm, and width is the stainless steel substrates of 150 500mm；
(2), take the stainless steel substrates after cutting, use spheronizator round as a ball to stainless steel substrates, obtain the outer steel cylinder of the cylindrical shape with connecting sewing；
, take rolling after columnar outer steel cylinder, use argon arc welding machine to weld at connecting sewing, obtain the outer steel cylinder 2 of cylindrical shape of a rounding；
(4), take the outer steel cylinder of the cylindrical shape welded, the outer steel cylinder punching press of cylindrical shape using punch press butt welding to connect, obtain the outer steel cylinder 2 with left connecting hole 13 and right connecting hole 14；
(5), take flight 18 and be enclosed within interior steel cylinder 1 outer wall, then take outer steel cylinder 2 and be enclosed within flight 18 outer wall, then take outer steel cylinder flange 3 and be connected between inside and outside steel cylinder, use argon arc welding machine external steel cylinder flange to weld with inside and outside steel cylinder；
(6), take the interior steel cylinder 1 after welding, outer steel cylinder 2, outer steel cylinder flange 3, flight 18, use the external steel cylinder of roller press to roll, obtain the outer steel cylinder 2 with spiral groove；
(7), taking refrigerant charge joint 8 and cold-producing medium discharging joint 9, use Machine for arc welding of copper parts to be welded on by refrigerant charge joint 8 on the right connecting hole 14 of outer steel cylinder 2, cold-producing medium discharging joint 9 is welded on the left connecting hole 13 of outer steel cylinder 2；
(8), take interior steel cylinder 1, outer steel cylinder 2, outer steel cylinder flange 3, flight 18, refrigerant charge joint 8 and cold-producing medium discharging joint 9 after welding, in the spiral type cavity of inside and outside steel cylinder, be filled with the nitrogen of 2.0Mpa, be immersed in water 5 minutes, carry out pressurize test.
nullDuring the manufacturing，First take corrosion resistant plate to be placed on cutting on CNC shearing machine and obtain the stainless steel substrates of certain size，Depending on the size of stainless steel substrates is according to the size of evaporator for ice cream maker，Then stainless steel substrates is put on spheronizator round as a ball，Stainless steel substrates is made to become columnar outer steel cylinder 2，Then weld at the connecting sewing of outer steel cylinder after round as a ball with argon arc welding machine，It is placed on punching press on common punch press more left、Right connecting hole 13、14，Take flight 18(flight can purchase the most from the market) it is enclosed within interior steel cylinder 1 outer wall，Again with a left side、The outer steel cylinder 2 of right connecting hole is enclosed within flight 18 outer wall，Outer steel cylinder flange 3 is connected outside between steel cylinder and interior steel cylinder，Use argon arc welding machine external steel cylinder flange with interior again、Outer steel cylinder welds，In making、A spiral type cavity is formed between outer steel cylinder，Place it in again and roll on roller press，Obtain the outer steel cylinder 2 with spiral groove 15，Finally refrigerant charge joint 8 is welded on the right connecting hole 14 of outer steel cylinder 2，Cold-producing medium discharging joint 9 is welded on the left connecting hole 13 of outer steel cylinder，Make the outer steel cylinder 2 of screw type and interior steel cylinder 1、Outer steel cylinder flange 3、Machine between refrigerant charge joint 8 and cold-producing medium discharging joint 9，Then in the nitrogen of 2.0Mpa being filled with、In the spiral type cavity of outer steel cylinder，And seal refrigerant charge joint 8 and cold-producing medium discharging joint 9，Put it in water 5 minutes，Carry out pressurize test，If gas leakage, does not shows that Product processing is qualified.nullThe outer steel cylinder of the screw type of this programme evaporator for ice cream maker and processing method thereof，Outer steel cylinder 2 is made a left side、Right connection part 10、11 and the spiral surrounding section 12 at middle part，Left、Right connection part is inside and outside wall smooth arc，Be conducive to connecting outer steel cylinder flange 3，And perforate in the above connect refrigerant charge joint 8 and cold-producing medium discharging joint 9，Ensure connection sealing，The spiral surrounding section at middle part is directly rolled by roller press，Its inwall is made to be shaped with spiral type groove 15，It is connected by facing 16 directly between each spiral groove，Spiral type groove outer wall has corresponding spiral type projection 17，Flight 18 it is provided with in spiral groove，Cold-producing medium is flowed along spiral type groove and flight in spiral type cavity all the time，When steel cylinder in various ice-cream materials enter vaporizer，Cold-producing medium contacts with steel cylinder outer surface entirety in vaporizer，The refrigerating speed of vaporizer than coiling copper pipe is fast more than 1/3，Evaporator evaporation effect with spiral type groove 15 is more preferable，Structure is simpler，And the spiral groove of outer steel cylinder 2 uses roller press rolling direct to stainless steel substrates，It is rolled into cylindrical shape again by spheronizator，Manufacture、Easy to process，Improve production efficiency，Reduce manufacturing cost.The width S of described spiral type groove 15 is 6 8mm, and the width N that faces directly between each spiral groove is 4 6mm, and spacing M between interior steel cylinder 1 and outer steel cylinder 2 is 5 7mm.
Claims (3)
- null1. evaporator for ice cream maker，Interior steel cylinder (1) including vaporizer，It is enclosed within the flight (18) of interior steel cylinder outer wall，It is enclosed within the outer steel cylinder (2) of flight outer wall，Outer steel cylinder flange (3) it is connected between two of outer steel cylinder with interior steel cylinder，Interior steel cylinder (1) two connects interior steel cylinder flange (4)、Front panel (5) and rear connecting plate (6)，Front panel arranges screw rod (7)，Refrigerant charge joint (8) and cold-producing medium discharging joint (9) is connected outside respectively on steel cylinder (2)，It is characterized in that: described outer steel cylinder (2) includes left connection part (10)、The spiral surrounding section (12) at right connection part (11) and middle part，Described left connection part is cylindrical shape，Its outer wall is welded to connect with the outer steel cylinder flange (3) in left side，Left connection part has left connecting hole (13)，Left connecting hole connects cold-producing medium discharging joint (9)，Described right connection part (11) is cylindrical shape，Its outer wall is welded to connect with the outer steel cylinder flange (3) on right side，Right connection part has right connecting hole (14)，Right connecting hole connects refrigerant charge joint (8)，Spiral surrounding section (12) inwall at described middle part is shaped with spiral type groove (15)，Between each spiral groove by face directly (16) be connected，It is shaped with spiral type protruding (17) at spiral surrounding section (12) outer wall，Spiral type protruding (17) is corresponding with spiral type groove (15)，Flight (18) it is provided with in spiral type groove (15).
- 2. evaporator for ice cream maker as claimed in claim 1, it is characterized in that: the width S of described spiral type groove (15) is 6 8mm, (16) the width N that faces directly between each spiral groove is 4 6mm, and spacing M between interior steel cylinder (1) and outer steel cylinder (2) is 5 7mm.
- 3. the processing method of the outer steel cylinder of the screw type of evaporator for ice cream maker, the step of processing method is as follows:(1), taking corrosion resistant plate, the thickness of stainless-steel sheet is 0.6 1.0mm, uses CNC shearing machine that corrosion resistant plate is cut into a length of 220 950mm, and width is the stainless steel substrates of 150 500mm；(2), take the stainless steel substrates after cutting, use spheronizator round as a ball to stainless steel substrates, obtain the outer steel cylinder of the cylindrical shape with connecting sewing；, take rolling after columnar outer steel cylinder, use argon arc welding machine to weld at connecting sewing, obtain the outer steel cylinder (2) of cylindrical shape of a rounding；(4), take the outer steel cylinder of the cylindrical shape welded, the outer steel cylinder punching press of cylindrical shape using punch press butt welding to connect, obtain the outer steel cylinder (2) with left connecting hole (13) and right connecting hole (14)；(5), take flight (18) and be enclosed within interior steel cylinder (1) outer wall, then take outer steel cylinder (2) and be enclosed within flight (18) outer wall, then take outer steel cylinder flange (3) and be connected between inside and outside steel cylinder, use argon arc welding machine external steel cylinder flange to weld with inside and outside steel cylinder；(6), take the interior steel cylinder (1) after welding, outer steel cylinder (2), outer steel cylinder flange (3), flight (18), use the external steel cylinder of roller press to roll, obtain the outer steel cylinder (2) with spiral groove；(7), take refrigerant charge joint (8) and cold-producing medium discharging joint (9), using Machine for arc welding of copper parts to be welded on the right connecting hole (14) of outer steel cylinder (2) by refrigerant charge joint (8), cold-producing medium discharging joint (9) is welded on the left connecting hole (13) of outer steel cylinder (2)；(8), take the interior steel cylinder (1) after welding, outer steel cylinder (2), outer steel cylinder flange (3), flight (18), refrigerant charge joint (8) and cold-producing medium discharging joint (9), the nitrogen of 2.0Mpa it is filled with in the spiral type cavity of inside and outside steel cylinder, it is immersed in water 5 minutes, carries out pressurize test.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410563401.8A CN104315759B (en) | 2014-10-22 | 2014-10-22 | The outer steel cylinder of the screw type of evaporator for ice cream maker and processing method thereof |
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| CN201410563401.8A CN104315759B (en) | 2014-10-22 | 2014-10-22 | The outer steel cylinder of the screw type of evaporator for ice cream maker and processing method thereof |
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| CN104315759B true CN104315759B (en) | 2016-08-24 |
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| CN106041429B (en) * | 2016-07-04 | 2018-03-13 | 阳泉煤业集团华越机械有限公司 | A kind of ribbon conveyer double-screw drum preparation method |
| CN112077608B (en) * | 2020-09-24 | 2021-09-14 | 台州重友焊接设备有限公司 | Gas holder production line |
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| JPS5933450B2 (en) * | 1980-07-01 | 1984-08-16 | 昭和アルミニウム株式会社 | Tube expansion and internal grooving device for heat transfer tubes for heat exchangers |
| JPS6090637A (en) * | 1983-10-20 | 1985-05-21 | Mitsubishi Heavy Ind Ltd | Manufacturing method of stiffening plate for led of kettle part of heat exchanger |
| KR940008540B1 (en) * | 1991-03-05 | 1994-09-24 | 정재룡 | Making method of fin tube |
| CN201488575U (en) * | 2009-07-29 | 2010-05-26 | 上海沃迪科技有限公司 | Novel condenser |
| CN101691961B (en) * | 2009-09-30 | 2011-05-25 | 重庆大学 | Processing molding method for stainless steel plate type heat exchanger |
| CN203615810U (en) * | 2013-11-27 | 2014-05-28 | 南京金典制冷实业有限公司 | Spiral baffle plate used for dry-type evaporator and assembly thereof |
| CN204240647U (en) * | 2014-10-22 | 2015-04-01 | 浙江斯贝乐制冷电器有限公司 | The outer steel cylinder of spirality of evaporator for ice cream maker |
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Address after: Three village in Taizhou City, Zhejiang province 317000 coastal city south office Patentee after: SPELOR ELECTRICAL APPLIANCES (ZHEJIANG) Co.,Ltd. Address before: Three village in Taizhou City, Zhejiang province 317000 coastal city south office Patentee before: ZHEJIANG SIBEILE REFRIGERATION ELECTRIC Co.,Ltd. |