WO2008064563A1 - Générateur de glace de type à déchargement continu de glace pour de l'eau de mer/eau douce - Google Patents

Générateur de glace de type à déchargement continu de glace pour de l'eau de mer/eau douce Download PDF

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Publication number
WO2008064563A1
WO2008064563A1 PCT/CN2007/003337 CN2007003337W WO2008064563A1 WO 2008064563 A1 WO2008064563 A1 WO 2008064563A1 CN 2007003337 W CN2007003337 W CN 2007003337W WO 2008064563 A1 WO2008064563 A1 WO 2008064563A1
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WO
WIPO (PCT)
Prior art keywords
cylinder
ice
water
groove
shovel
Prior art date
Application number
PCT/CN2007/003337
Other languages
English (en)
Chinese (zh)
Inventor
Qiulin Yang
Yong Zhang
Original Assignee
Guangzhou Qiao Li Freezing Technology Co., Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN 200620153821 external-priority patent/CN200975817Y/zh
Priority claimed from CN 200620153822 external-priority patent/CN200975818Y/zh
Application filed by Guangzhou Qiao Li Freezing Technology Co., Ltd filed Critical Guangzhou Qiao Li Freezing Technology Co., Ltd
Publication of WO2008064563A1 publication Critical patent/WO2008064563A1/fr

Links

Classifications

    • 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
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/12—Producing ice by freezing water on cooled surfaces, e.g. to form slabs
    • F25C1/14—Producing ice by freezing water on cooled surfaces, e.g. to form slabs to form thin sheets which are removed by scraping or wedging, e.g. in the form of flakes

Definitions

  • the invention relates to an ice making machine, in particular to a sea/fresh water dual-purpose continuous water discharging type water machine. Background technique
  • Ice machine has a wide range of applications in real life.
  • the current ice machine still has many defects, resulting in poor use.
  • the traditional shell-and-tube condenser is to place a cluster of copper tubes in a cylinder. Connected with elbows, for corrosion protection, the copper tube must be an aluminum brass tube or a titanium alloy tube.
  • the copper tube must be an aluminum brass tube or a titanium alloy tube.
  • the water-cooled cold _ _ is widely used in the chemical industry and refrigeration technology, and the condenser of the continuous ice-type sea water ice machine is one of the most significant use cases.
  • the traditional ice making furnace is to wrap a copper tube outside a stainless steel cylinder, and then solder the copper tube to the cylinder with tin, so that two kinds of fluids with temperature difference exist, one flowing in the tube and the other flowing in the tube.
  • the inside of the cylinder flows to achieve heat exchange.
  • such a heat exchange structure is prone to insufficient welding or leakage welding of the copper pipe and the cylinder, which causes great thermal resistance, greatly reduces the cooling effect, increases energy consumption, and has a good material for use. Anti-corrosion performance but expensive.
  • the traditional waterjet is made of a spiral groove outside a solid cylindrical column. It has a large weight and a large amount of consumables. It is made of anti-corrosion stainless steel and has high cost. Moreover, due to the heavy weight, the transmission consumes a lot of energy.
  • the waterjet body is provided with a thread groove to cut out the water piece. When the cooling temperature is too low for a long time, the water piece will firmly adhere to the confirmation. The knot can not be removed on the thread groove, which is easy to affect the ice production; the redundant ice will also form the ice knife and the inner wall of the water tube. At this time, the water machine reducer will work forcibly, which will lead to equipment power consumption. Increase, severely cause damage to the structure of the ice machine.
  • the water dual-use continuous ice-making ice maker has the advantages of compact structure, low thermal resistance, superior heat exchange performance, high water production efficiency and safe production process.
  • the present invention includes: a compressor, an ice making cylinder, an outlet pipe, a thermal expansion valve, a drying filter, a gas-liquid separator, and a condenser, wherein the ice outlet of the ice pipe is provided with ice.
  • the shovel's ice knives, the compressor and the water cylinder are respectively driven by a motor, and the compressor is connected to the ice making cylinder via a condenser, a gas-liquid separator, a drying filter, and a thermal expansion valve, and the ice-making cylinder is additionally compressed by a gas-liquid separator.
  • the machine forms a circuit, and the outlet pipe is arranged on one side of the ice making cylinder.
  • the water tank is also equipped with a water level control box.
  • the condenser comprises a cylinder, the outer sleeve of the cylinder is tightly sleeved with an outer cylinder, and a fluid passage with an inlet and outlet is arranged between the cylinder and the outer cylinder.
  • the ice making cylinder comprises an inner cylinder made of ordinary carbon steel and an outer cylinder of the same material and having the same shape.
  • the outer cylinder is tightly sleeved on the inner cylinder, and the contact surfaces of the two are provided with the fluid with the inlet and outlet.
  • the passage, the fluid passage is formed by a groove formed by the outer surface of the inner cylinder or the inner surface of the outer cylinder.
  • the ice skate comprises a hollow cylinder made of plain carbon steel, the outer surface of the cylinder having a helically disposed threaded groove.
  • the ice shovel is located at the water outlet end of the ice knives, and the ice blasting end of the ice knives is further provided with a circle and the ice shovel
  • the deicing halo, the diameter of the dewatering aura is slightly smaller than the diameter of the bottom of the thread groove.
  • the beneficial effects of the invention are as follows:
  • the ice making machine has the advantages of simple and compact structure, low thermal resistance, excellent heat exchange performance, high ice making efficiency and safe production process.
  • the condenser adopts the technology of “spiral grooved tube”, which greatly improves the heat exchange efficiency and reduces the production cost; fully utilizes the turbulent flow of the coolant to further enhance the heat exchange effect; and adopts the technology of chrome plating on the surface of ordinary carbon steel.
  • the scheme achieves the traditional anti-corrosion route of ordinary carbon steel instead of stainless steel (aluminum brass or titanium alloy), which is low in price and is very suitable for mass production in industrial production.
  • the ice-making cylinder uses the technology of "slot-and-tube".
  • the combination, process and structure of the thermal contact members are simple, and welding is not required, which can effectively reduce the thermal resistance.
  • the flow cross-sectional area of the fluid pipeline changes with the volume of the fluid, and the resistance to the fluid Smaller, thus further reducing energy consumption; superior heat exchange performance, and can be used as evaporator and condenser respectively; the material shield used is cheaper and has a longer service life, which is very suitable for industrial mass production and practical application.
  • the hollow structure of the ice knives greatly reduces the weight of the ice knives and reduces the energy consumption of the transmission device. The cost is lower and the service life is longer, which is very suitable for industrial mass production and practical application.
  • the structure of the ice shovel can make the water machine smooth out of ice.
  • FIG. 2 is a schematic structural view of a condenser of the present invention
  • Figure 3 is a cross-sectional view taken along line A-A of Figure 2;
  • Figure 5 is a half cross-sectional structural view of the ice making cylinder of the present invention
  • 6 is a schematic structural view of a skate of a conventional technical solution
  • Figure 7 is a schematic structural view of a water jet of the present invention.
  • Figure 9 is a schematic view showing the structure of the ice skate of the present invention combined with the ice shovel. detailed description
  • the sea/freshwater dual-purpose continuous ice-making ice maker of the present invention comprises: a compressor 10, a water-making cylinder 20, an outlet pipe 30, a thermal expansion valve 40, a drying filter 50, and a gas-liquid.
  • the separator 60 and the condenser 70 are provided with an ice blade with an ice shovel (not shown) at the outlet of the water outlet pipe 30, the compressor 10 is driven by the motor 11 via a belt transmission device, and the water-making cylinder 20 is driven by a motor.
  • the compressor 10 is connected to the water cylinder 20 via a condenser 70, a gas-liquid separator 60, a drying filter 50, and a thermal expansion valve 40, and the water-making cylinder 20 is additionally passed through the gas.
  • the liquid separator 60 and the compressor 10 constitute a circuit, and the ice discharge pipe 30 is provided at one side of the ice making cylinder 20.
  • the water tank 20 is also fitted with a water level control box 100.
  • the condenser 70 used in the present invention includes a cylinder 71 which is tightly sleeved with an outer cylinder 72 by a thermal expansion and contraction principle, between the cylinder 71 and the outer cylinder 72. It has a fluid passage with an inlet and outlet. Both the cylinder 1 and the outer cylinder 2 are made of ordinary carbon steel.
  • the fluid passage is formed by a groove 73 formed by the outer surface of the cylinder 71 or the inner surface of the outer cylinder 72.
  • the groove 73 is spirally wound along the outer surface of the cylinder 71 or the inner surface of the outer cylinder 72, extending from one end of the cylinder 71 or the outer cylinder 72 to the other end, and one end of the groove 73 further includes a supercooled wave groove 731.
  • the use of such a "spiral grooved tube” technology greatly improves the heat exchange efficiency and reduces the production cost.
  • the depth of the groove 73 is gradually deepened from one end to the other end.
  • the groove 73 is processed into a deep and shallow shape according to the flow phase change characteristic of the refrigerant. When the refrigerant enters the groove, the refrigerant is in a gaseous state, the groove is deeper, and the volume is larger.
  • the surface of the cylinder 71 is plated with a protective layer 711 of metallic chromium.
  • the cylinder 71 is provided with a spiral cylinder 74, and the spiral cylinder 74 is coaxial with the cylinder 71; the spiral cylinder 74 can be freely coaxially rotated with respect to the cylinder 71;
  • the lower part is also provided with a water inlet 712, and the cooling liquid is rushed into the water inlet 712 at the lower end of the cylinder 71, and is vigorously rotated under the induction of the spiral cylinder 74 to realize turbulent flow and enhance heat exchange effect.
  • the outer surface of the spiral cylinder 74 is plated with a protective layer of metallic chromium.
  • Ice tray of the traditional technical scheme The copper tube a2 is wound around the inner cylinder of aluminum brass or stainless steel, and the copper tube is welded to the inner cylinder to allow two temperature differences. A fluid, one flowing in the copper tube a2, and the other flowing in the inner cylinder a1, thereby achieving heat exchange.
  • a heat exchange structure is prone to insufficient welding or leakage welding of the copper tube and the inner tube, which causes great thermal resistance, greatly reduces the ice making effect, increases energy consumption, and requires a better material. Anti-corrosion performance but expensive.
  • the ice making cylinder 20 of the present invention comprises an inner cylinder 21 made of ordinary carbon steel and an outer cylinder 22 of the same material and having the same shape.
  • the outer cylinder 11 is tightly wrapped by the principle of hot long shrinkage.
  • the contact faces of the two are provided with fluid passages having inlet and outlet, and the fluid passages are constituted by grooves 23 formed by the outer surface of the inner cylinder 21 or the inner surface of the outer cylinder 11 (milling or casting).
  • This "slot-on-tube" technology does not require soldering, and the process is simple, especially to reduce thermal resistance.
  • the upper portion of the inner cylinder 21 has one or several ice outlets.
  • the groove 23 takes a structure in which the depth gradually deepens from one end to the other end.
  • the width is gradually widened from one end to the other.
  • the groove 23 When the water-making cylinder of the technical scheme of the present invention is used as an evaporator, the groove 23 is shallowed into the depth (or narrowed into the width), and is adapted to the volume change occurring during the phase change of the refrigerant (from the liquid-to-vapor). That is, the cross-sectional area of the groove 23 is gradually increased from the inlet end to the outlet end, so as to gradually increase the flow cross-sectional area of the fluid, thereby reducing the flow resistance and reducing the energy consumption; when the condenser is operated, the situation is just the opposite, the groove 23 Into the shallow (or narrower).
  • the inner and outer surfaces of the inner cylinder 21 are plated with a protective layer 211 of metal chromium, and the inner and outer surfaces of the outer cylinder 22 are plated with a protective layer 221 of metal chromium.
  • the chrome-plated protective layer with strong corrosion resistance is adopted, and the material shield of the inner cylinder 21 and the outer cylinder 22 can replace the conventional stainless steel or aluminum brass with the cheaper ordinary carbon steel, thereby achieving better corrosion prevention effect and lowering. The cost.
  • the inner wall surface of the groove 23 is provided with a "bulk" shape or a small convex structure of other shapes. This structure can further increase the contact surface of the fluid passage. It can also be a smooth inner wall.
  • the inner cylinder 21 may have a circular cross section, or may be a semicircular, square or other closed planar geometry.
  • the groove 23 is a set of spiral grooves, straight grooves, S-shaped grooves or other shaped grooves which are disposed in parallel with the axial direction of the inner cylinder 21 or the outer cylinder 11.
  • the groove 23 is a groove structure which is spirally wound a plurality of times along the outer surface of the inner cylinder 21 or the inner surface of the outer cylinder 22, extending from one end of the inner cylinder 21 or the outer cylinder 11 to another One end.
  • the water knife of the ice machine of the traditional technical scheme is a spiral groove provided by a solid cylindrical column, which has a large weight and a large amount of consumables; it is made of anti-corrosion stainless steel and has high cost; And because of the heavy weight, the transmission consumes a lot of energy.
  • the waterjet 80 of the present invention comprises a hollow cylinder 81 made of ordinary carbon steel, a cylinder.
  • the outer surface of the 81 has a helically disposed threaded groove 82; the hollow structure unique to the cylinder 81 greatly reduces the weight of the ice making blade and also reduces the energy consumption of the transmission device;
  • a shaft column 83 is riveted to both ends of the cylinder 81, and the shaft column 83 and the cylinder 81 are coaxially disposed.
  • the surface of the cylinder 81 is plated with a protective layer 811 of metal chromium having a thickness of 0.7 to 0.1 mm.
  • the material of the cylinder 81 can be replaced by conventional carbon steel, which is cheaper, and the conventional chrome-plated protective layer can achieve better anti-corrosion effect.
  • the water machine 80 used in the ordinary water machine is provided with a thread groove 82 to cut and send the ice sheet.
  • the cooling temperature is too low for a long time, the water piece will be firmly bonded to the thread groove. Unable to get off, it is easy to make the ice production affected; redundant ice will also form the water knife and the inner wall of the water cylinder.
  • the water machine reducer will work forcibly, which will lead to an increase in power consumption of the equipment. Damage to the structure of the ice machine.
  • the ice shovel 90 of the present invention is disposed at the ice end of the ice knives 80.
  • the water outlet end of the water knives 80 is further provided with a dehydration ring 91 matched with the ice shovel 90.
  • the diameter of the deicing ring 91 is larger than that of the thread groove.
  • the bottom of the 82 groove is slightly smaller in diameter.
  • the ice shovel 90 is a separate rigid sheet-like structure that is fixed at one end to the frame of the ice machine and at the other end to the dewatering aperture 91.
  • the diameter of the dewatering aura 91 is smaller than the diameter of the bottom of the groove of the thread groove 82. 0 - 1 .
  • the surface of the ice shovel 90 and the deicing halo 91 are respectively plated with a protective layer of metal chromium having a thickness of 0.7 to 0.1 mm.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

Cette invention porte sur un générateur de glace de type à déchargement continu de glace pour de l'eau de mer/eau douce qui comprend un compresseur (10), un cylindre de génération de glace (20), une conduite de décharge de glace (30), une soupape de dilatation thermique (40), un filtre sec (50), un séparateur gaz-liquide (60) et un condenseur (70). Un couteau de génération de glace (80) avec une pelle à glace (90) sont disposés sur l'orifice de décharge de glace de la conduite de décharge de glace(30). Le compresseur (10) et le cylindre de génération de glace (20) sont entraînés par un moteur (21) de façon séparée. Le compresseur (10) est connecté avec le cylindre de génération de glace (20) par le condenseur (70), le séparateur gaz-liquide (60), le filtre sec (50) et la soupape de dilatation thermique (40) à leur tour. Le cylindre de génération de glace (20), le séparateur gaz-liquide (60) et le compresseur (10) composent également un circuit. La conduite de décharge de glace (30) est disposée sur un côté du cylindre de génération de glace (20).
PCT/CN2007/003337 2006-11-28 2007-11-27 Générateur de glace de type à déchargement continu de glace pour de l'eau de mer/eau douce WO2008064563A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
CN200620153823.9 2006-11-28
CN200620153823 2006-11-28
CN200620153821.X 2006-11-28
CN 200620153821 CN200975817Y (zh) 2006-11-28 2006-11-28 连续出冰式制冰机的制冰刀
CN200620153822.4 2006-11-28
CN 200620153822 CN200975818Y (zh) 2006-11-28 2006-11-28 连续出冰式制冰机的冰铲结构

Publications (1)

Publication Number Publication Date
WO2008064563A1 true WO2008064563A1 (fr) 2008-06-05

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ID=39467428

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2007/003337 WO2008064563A1 (fr) 2006-11-28 2007-11-27 Générateur de glace de type à déchargement continu de glace pour de l'eau de mer/eau douce

Country Status (1)

Country Link
WO (1) WO2008064563A1 (fr)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974823A (en) * 1997-06-02 1999-11-02 Hoshizaki Denki Kabushiki Kaisha Auger type ice making machine
CN2384178Y (zh) * 1999-06-18 2000-06-21 深圳市玉霖工业设计有限公司 双面制冰设备
CN2456111Y (zh) * 2000-12-29 2001-10-24 深圳市玉霖工业设计有限公司 海水制冰装置
JP2003130506A (ja) * 2001-10-24 2003-05-08 Hoshizaki Electric Co Ltd ドラム式製氷機
CN1125303C (zh) * 2001-02-28 2003-10-22 华南理工大学 单螺杆型动态碎冰制冰机及其制冰方法
JP2004028527A (ja) * 2002-06-28 2004-01-29 Sanyo Electric Co Ltd オーガ式製氷機
JP2005095954A (ja) * 2003-09-26 2005-04-14 Hoshizaki Electric Co Ltd 回転軸の製造方法
US6915647B2 (en) * 2003-05-21 2005-07-12 Hoshizaki Denki Kabushiki Kaisha Abnormality detecting device of auger-type ice making machine and abnormality detecting method thereof
CN2826301Y (zh) * 2005-09-26 2006-10-11 浙江春晖智能控制股份有限公司 蒸汽压缩式制冷系统

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974823A (en) * 1997-06-02 1999-11-02 Hoshizaki Denki Kabushiki Kaisha Auger type ice making machine
CN2384178Y (zh) * 1999-06-18 2000-06-21 深圳市玉霖工业设计有限公司 双面制冰设备
CN2456111Y (zh) * 2000-12-29 2001-10-24 深圳市玉霖工业设计有限公司 海水制冰装置
CN1125303C (zh) * 2001-02-28 2003-10-22 华南理工大学 单螺杆型动态碎冰制冰机及其制冰方法
JP2003130506A (ja) * 2001-10-24 2003-05-08 Hoshizaki Electric Co Ltd ドラム式製氷機
JP2004028527A (ja) * 2002-06-28 2004-01-29 Sanyo Electric Co Ltd オーガ式製氷機
US6915647B2 (en) * 2003-05-21 2005-07-12 Hoshizaki Denki Kabushiki Kaisha Abnormality detecting device of auger-type ice making machine and abnormality detecting method thereof
JP2005095954A (ja) * 2003-09-26 2005-04-14 Hoshizaki Electric Co Ltd 回転軸の製造方法
CN2826301Y (zh) * 2005-09-26 2006-10-11 浙江春晖智能控制股份有限公司 蒸汽压缩式制冷系统

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