CN112344601A - Ice-making evaporator and method for manufacturing same - Google Patents
Ice-making evaporator and method for manufacturing same Download PDFInfo
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- CN112344601A CN112344601A CN201910733703.8A CN201910733703A CN112344601A CN 112344601 A CN112344601 A CN 112344601A CN 201910733703 A CN201910733703 A CN 201910733703A CN 112344601 A CN112344601 A CN 112344601A
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- making
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 23
- 125000006850 spacer group Chemical group 0.000 claims abstract description 41
- 238000003466 welding Methods 0.000 claims description 37
- 229910000679 solder Inorganic materials 0.000 claims description 34
- 238000009434 installation Methods 0.000 claims description 25
- 239000000758 substrate Substances 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 17
- 229910001220 stainless steel Inorganic materials 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 15
- 238000002955 isolation Methods 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 239000003507 refrigerant Substances 0.000 description 58
- 238000000926 separation method Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 12
- 238000005192 partition Methods 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000221535 Pucciniales Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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Images
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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Production, Working, Storing, Or Distribution Of Ice (AREA)
Abstract
The invention discloses a method for manufacturing an ice-making evaporator and the ice-making evaporator, wherein the method for manufacturing the ice-making evaporator comprises the following steps: respectively manufacturing an ice making pipe, an ice making column and a spacer; installing a spacer into the icicle; fixedly connecting the ice making columns with the ice making pipes; and fixedly connecting the isolating sheet with the ice making columns and/or the ice making pipes. The technical scheme of the invention provides a novel manufacturing process of an ice-making evaporator.
Description
Technical Field
The invention relates to the technical field of ice-making evaporators, in particular to a method for manufacturing an ice-making evaporator and the ice-making evaporator.
Background
The traditional ice maker has low efficiency and low refrigeration speed. Most ice making machines have a problem of low ice making efficiency due to an unreasonable structure of an ice making evaporator. Therefore, engineers have proposed an ice-making evaporator with high ice-making efficiency, and the manufacturing method of the ice-making evaporator is an urgent problem to be solved.
Disclosure of Invention
The invention mainly aims to provide a method for manufacturing an ice-making evaporator, aiming at meeting the manufacturing requirement of a novel ice-making evaporator.
In order to achieve the above object, the present invention provides a method for manufacturing an ice-making evaporator, comprising the steps of:
respectively manufacturing an ice making pipe, an ice making column and a spacer;
installing a spacer into the icicle;
fixedly connecting the ice making columns with the ice making pipes;
and fixedly connecting the isolating sheet with the ice making columns and/or the ice making pipes.
Optionally, the step of manufacturing the ice making tube includes:
obtaining a base pipe;
the base pipe is provided with a mounting opening;
the installation bulge is arranged corresponding to the installation opening.
Optionally, the step of manufacturing the separator comprises:
obtaining a strip-shaped substrate;
an overcurrent notch is formed at one end of the substrate;
the other end of the substrate is processed in a shape adapted to the form of the cross section of the ice making tube so that the substrate can be isolated from the ice making tube.
Optionally, obtaining a substrate;
simultaneously blanking a plurality of overflow notches;
and simultaneously, a plurality of isolating sheets are formed by blanking, and the shape matched with the cross section form of the ice making pipe is processed at one end of each isolating sheet, which is far away from the overflowing notch, so that the ice making pipe can be isolated by the substrate.
Optionally, the step of fixedly connecting the ice making pillars to the ice making pipe includes:
inserting the connecting end with the opening of the ice making column into the mounting port, and positioning the part of the isolating sheet in the ice making pipe to isolate the ice making pipe;
and welding the connecting end of the ice making column and the ice making pipe.
Optionally, the step of inserting the connecting end of the ice making column into the mounting opening, and the portion of the spacer located in the ice making tube to separate the ice making tube comprises:
the mounting bulge on the ice making pipe is arranged along the mounting opening in an annular shape, and the outer side wall of the connecting end is abutted against the inner side wall of the mounting bulge;
the end face of the connecting end is abutted to the supporting part of the spacer.
Optionally, the step of welding the connecting end of the ice making column and the ice making pipe further comprises:
obtaining annular solder;
the annular welding is arranged at the joint of the connecting end and the ice making pipe;
and welding the connecting end with the ice making pipe by using annular welding flux.
Optionally, the step of fixedly connecting the separation sheet with the ice making columns and/or the ice making pipes is preceded by:
obtaining a long U-shaped solder;
the long U-shaped solder is installed in the ice making pipe and the ice making column, so that the bent part of the long U-shaped solder is arranged at the joint of the isolation sheet and the ice making pipe, and the extension arm of the long U-shaped solder is arranged at the joint of the isolation sheet and the ice making column.
Optionally, the step of fixedly connecting the spacer to the ice making pillars and/or the ice making pipes comprises:
welding the isolating sheet and the ice making pipe through the bent part of the long U-shaped solder;
the isolation sheet is welded with the ice making column through the extension arm of the long U-shaped solder.
Optionally, the ice making tube and the ice making column are made of stainless steel, and the main material of the spacer is copper or stainless steel.
The present invention also provides an ice-making evaporator made by a method of manufacturing an ice-making evaporator, the method comprising the steps of:
respectively manufacturing an ice making pipe, an ice making column and a spacer;
installing a spacer into the icicle;
fixedly connecting the ice making columns with the ice making pipes;
and fixedly connecting the isolating sheet with the ice making columns and/or the ice making pipes.
In the technical scheme of the invention, the ice making pipe, the ice making column and the spacing sheet are manufactured respectively; then installing the isolating sheet into the ice making column; then fixedly connecting the ice making columns with the ice making pipes; then the spacing sheet is fixedly connected with the ice making column and/or the ice making pipe, so that the ice making column and the ice making pipe are welded and sealed firstly, and in the later process of welding the spacing sheet with the ice making column and the ice making pipe, solder cannot flow out of the ice making column and the ice making pipe, so that high-temperature solder sputtering is avoided, and the safety and the reliability of the welding process are improved; meanwhile, the ice making column and the ice making pipe are fixed firstly, and the relative positions of the ice making column and the ice making pipe are very stable in the process of welding the spacing sheet, so that the problem that the welding reliability of the spacing sheet is influenced due to the relative displacement between the ice making column and the ice making pipe is avoided, and the welding reliability of the spacing sheet is favorably improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a first structural schematic diagram of an evaporator of an ice making machine according to the present invention.
Fig. 2 is a schematic structural diagram of an evaporator of an ice making machine according to the present invention.
Fig. 3 is a side view of an ice making machine evaporator of the present invention.
Fig. 4 is a schematic view of the internal structure of an evaporator of an ice making machine according to the present invention.
Fig. 5 is a cross-sectional view of an ice-making machine evaporator of the present invention.
FIG. 6 is a schematic view of the internal structure of the ice making column of the present invention;
FIG. 7 is a schematic view of an ice-making evaporator according to another embodiment of the present invention;
FIG. 8 is an exploded view of an ice-making evaporator according to an embodiment of the present invention;
FIG. 9 is a schematic view showing the construction of an embodiment of a spacer for an ice-making evaporator according to the present invention;
fig. 10 is an exploded view of another embodiment of an ice-making evaporator according to the present invention;
fig. 11 is an exploded view schematically illustrating an ice-making evaporator according to still another embodiment of the present invention;
FIG. 12 is a schematic view showing the internal structure of an ice-making evaporator according to an embodiment of the present invention;
fig. 13 is a schematic view showing an internal structure of an ice-making evaporator according to another embodiment of the present invention;
fig. 14 is a schematic flow chart of a method for manufacturing an ice-making evaporator according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
12 | |
| 13 | An |
14 | Opening of the |
| 15 | |
2 | |
| 21 | |
22 | |
| 23 | |
3 | |
| 31 | |
32 | |
| 4 | |
16 | |
| 17 | Mounting |
24 | |
| 5 | |
6 | |
| 7 | Long U-shaped solder | 71 | A bent part |
| 72 | Extension arm | 73 | Guide section |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention mainly provides an ice making evaporator which is mainly applied to ice making equipment to increase the ice making efficiency of the ice making equipment and improve the energy efficiency ratio of the ice making evaporator. The ice making device refers to, for example, an ice maker, a water dispenser with an ice making function, and the like. The ice making apparatus includes a compressor, a condenser, a throttling structure, and the like. The compressor exhaust pipe is communicated with the inlet of the condenser, the outlet of the condenser is communicated with the inlet of the throttling structure, the outlet of the throttling structure is communicated with the refrigerant inlet of the evaporator, and the refrigerant outlet of the evaporator is communicated with the suction inlet of the compressor.
The specific structure of the ice-making evaporator will be mainly described below.
Referring to fig. 1 to 6, in an embodiment of the present invention, the ice-making evaporator includes:
the ice making device comprises an ice making pipe 1, wherein the ice making pipe 1 is provided with an inlet 12 for a refrigerant to enter, an outlet 13 for the refrigerant to flow out, and a mounting opening 17 formed in the pipe wall;
the connecting end 31 of the ice making column 3 is provided with an opening, the heat exchange end 32 of the ice making column 3 is arranged in a closed manner, and the connecting end 31 is arranged at the mounting opening 17 so as to enable the opening to be communicated with the ice making pipe 1;
the separating plate 2 is arranged in the ice making pipe 1 to separate a flow channel of the ice making pipe 1, the connecting end 31 of the self-made ice column 3 of the separating plate 2 extends to the heat exchange end 32, one end of the separating plate 2 close to the heat exchange end 32 is provided with an overflow notch 21 for passing a cooling medium, and the adjacent side edge arc transitional connection of the separating plate 2 of the overflow notch 21 is formed in a surrounding mode.
Specifically, in the present embodiment, the refrigerant enters the ice making tube 1 from the inlet 12, flows along the cavity inside the ice making tube 1, and flows out from the outlet 13 at the other end to form a cooling cycle of the refrigerant; through the inside at system ice pipe 1 set up spacer 2, separate into independent region with the inside of system ice pipe 1, set up the space 4 that is used for switching on the refrigerant on the spacer 2, the refrigerant flows through in the middle of the space 4, the velocity of flow of refrigerant has been slowed down, the refrigerant forms little stock flow and flows through space 4, the refrigerant can carry out abundant heat exchange with spacer 2 and system ice pipe 1, the heat exchange time between refrigerant and the system ice pipe 1 has been increased, heat exchange efficiency is improved. And through setting up a plurality of ice column 3 on the upper portion of ice making pipe 1, ice column 3 can increase the heat transfer area of ice making pipe 1 and external environment, and cold energy can be conducted to ice making pipe 1 along ice column 3, increases the exchange efficiency of evaporimeter, and during ice making, near ice column 3 temperature is lower, and liquid cools off between ice column 3 and forms cubic ice-cube.
The position of the ice making column 3 corresponds to the position of the isolating sheet 2, and the isolating sheet 2 extends towards the inside of the ice making column 3 to the bottom of the heat exchange end 32 to separate the ice making column 3. The gap 4 is arranged on the spacer 2 near the heat exchange end 32 of the ice making column 3.
The ice making column 3 is communicated with the ice making pipe 1, the isolating sheet 2 separates the ice making column 3 into two temperature regions close to the inlet 12 end and the outlet 13 end, the gap 4 for conducting the refrigerant is arranged in the region far away from the ice making pipe 1, a zigzag refrigerant channel is formed between the ice making pipe 1 and the ice making column 3, the distance of the refrigerant flowing through the ice making pipe 1 and the ice making column 3 is further increased, the heat exchange time of the refrigerant is prolonged, and the refrigerant and the evaporator can fully exchange heat.
When the refrigerant flows, the refrigerant is blocked by the separation sheet 2, flows from the ice making pipe 1 to the ice making columns 3, flows out from the gap 4 on the separation sheet 2 close to the heat exchanging end 32, flows to the other side, sequentially flows through the ice making columns 3, and finally flows out from the outlet 13 to finish heat exchange; the refrigerant is fully contacted with the inner wall of the ice making column 3, and the heat exchange efficiency and area of the refrigerant are further increased.
The heat exchanging end 32 is arc-shaped, and the gap 4 comprises a gap between the spacer 2 and the bottom of the heat exchanging end 32. One end of the spacing block 2 close to the gap is provided with a notch 21, the notch 21 is communicated with the gap, the notch 21 is used for enabling the refrigerant to flow more smoothly, the two sides of the notch 21 are provided with elastic blocking pieces 22 used for limiting the spacing block 2, and the outer side of each elastic blocking piece 22 is arc-shaped and matched with the heat exchange end 32.
The outer sides of the elastic retaining pieces 22 on the two sides of the notch 21 are arc-shaped and are matched with the inner wall of the heat exchange end 32, when the isolating piece 2 is inserted inwards, the elastic retaining pieces 22 are contacted with the arc-shaped inner part of the heat exchange end 32, and the arc-shaped inner part generates inward elastic deformation to the elastic retaining pieces 22, so that proper pressure is generated between the isolating piece 2 and the ice making column 3, and the sealing performance between the isolating piece 2 and the inner wall of the ice making column 3 is improved.
The ice making pipe 1 is a U-shaped pipe, the ice making columns 3 are distributed on the ice making pipe 1 in an array mode, at least 6 ice making columns 3 are arranged, and the ice making columns are symmetrically distributed on two sides of the U-shaped ice making pipe 1. The ice making pipe 1 is provided with an opening 14 along the length direction, the opening 14 is used for installing the spacing sheet 2, a cover plate 15 for covering the opening 14 is arranged on the opening 14, and the ice making columns 3 are installed on the cover plate 15.
The modular structure is adopted, the installation of the isolating sheet 2 is convenient, during installation, one end of the isolating sheet 2 is inserted into the ice making column 3, the inside of the ice making column 3 and the isolating sheet 2 are tightly matched and clamped with each other, and are positioned through the positioning retaining sheet 23, the cover plate 15 covers the opening 14, the elastic retaining sheet 22 is extruded to generate certain downward pressure on the isolating sheet 2, so that certain pressure exists between the isolating sheet 2 and the ice making pipe 1, the isolating sheet 2 and the bottom of the ice making pipe 1 are tightly attached to each other, the isolating effect of the isolating sheet 2 is increased, and a refrigerant is prevented from leaking from a gap; after the cover plate 15 is closed, the cover plate 15 is welded to the opening 14 to close the opening 14.
The ice making column 3 is internally provided with a first positioning groove for fixing the spacing sheet 2, the ice making pipe 1 is internally provided with a second positioning groove for fixing the spacing sheet 2, and the two positioning grooves can be used for limiting the angle of the spacing sheet 2 inserted between the ice making columns 3, so that the spacing sheet 2 is perpendicular to the length direction of the ice making pipe 1, the ice making columns 3 are uniformly separated by the spacing sheet 2, the width of refrigerant flow channels on two sides is ensured to be equal, and the refrigerant flows more stably and smoothly; be provided with on the spacing block 2 and be used for prolonging the refrigerant and flow through sunken or protruding of 3 lengths of ice-making column, sunken and protruding heat transfer area of contact between refrigerant and the spacing block 2 that can increase to with the inside refrigerant runner of ice-making column 3 more tortuous, the time that the extension refrigerant flowed through, thereby further increased the utilization effect of refrigerant, improved the refrigeration efficiency of evaporimeter.
Referring to fig. 7 to 14, based on the above embodiments, it should be noted that there may be more implementation structures for further improving the heat exchange efficiency of the ice making heat exchanger and the connection stability of the ice making columns 3 and the ice making tubes 1, which will be described below.
One end of the spacing block 2 comprises a positioning baffle piece 23, the other end of the spacing block is provided with an overflowing notch 21 for a refrigerant to pass through, and the adjacent side edges of the spacing block 2 enclosing the overflowing notch 21 are in arc-shaped transition connection. That is, the edges of the flow-through notch 21 are smoothly transitioning lines. Specifically, for example, the notch 21 is U-shaped, the two vertical arms and the bottom of the U-shape are connected in a transition manner through an arc, and the bottom of the U-shape is arc-shaped, for example, circular arc-shaped.
In the embodiment, the end parts of the spacing pieces 2 are enclosed to form the side edges of the notches 21 and are in arc transition connection, so that when the refrigerant passes through the notches 21, the phenomena of turbulence and turbulent flow caused by sharp corners are avoided, the refrigerant is prevented from staying at the notches 21 for a long time and cannot leave, the refrigerants around the notches 21 are all movable refrigerants with high cold quantity, the low temperature of the heat exchange ends 32 of the ice making columns 3 is favorably kept, and the ice making efficiency and the ice making uniformity are favorably improved; so, make the refrigerant enter into ice making pipe 1 back from import 12, open through making icicle 3 flows to in the ice making cylicle 3, and smooth and easy, quick through breach 21, flow to the opposite side (the inside partition that makes icicle 3 is for the both sides by breach 21 intercommunication to spacing block 2) from one side of ice making pipe 1, then flow out from export 13, not only prolonged the utilization time of refrigerant, the heat exchange efficiency of refrigerant has been improved, still guarantee that the refrigerant can not linger in the position of breach 21, the efficiency of making ice and the homogeneity of making ice have been improved, the quality of ice-cube has been improved.
In order to further ensure that the refrigerant can rapidly pass through the gap 4 and leave, the inner side wall of the heat exchanging end 32 is an arc-shaped surface which is concave towards the direction departing from the isolating sheet 2, and the arc-shaped surface and the overflowing notch 21 are enclosed to form the gap 4 for the refrigerant to flow through. The inner side wall of the heat exchange end 32 is provided with the arc-shaped surface, so that the edge of the gap 4 enclosed by the notch 21 and the arc-shaped surface is smooth, and smooth passing of a refrigerant is facilitated. So, make the refrigerant when this face of process, can flow along curved lateral wall to avoid taking place indiscriminate stream in a certain position, guarantee the refrigerant and flow through the smooth and easy nature when space 4, and then guarantee the activity of space 4 and heat transfer end 32 refrigerants, thereby further guarantee the homogeneity of the efficiency and the temperature of system ice.
In some embodiments, in order to improve the installation convenience and the installation stability of the ice making column 3 and the ice making pipe 1, an installation protrusion 5 is further arranged on the ice making pipe 1, the installation protrusion 5 is arranged corresponding to the installation opening 17, and the connection end 31 of the ice making column 3 is fixedly connected with the installation protrusion 5. The mounting protrusion 5 is located on the ice making pipe 1 around the mounting opening 17, and may be provided independently or integrally with the ice making pipe 1. The shape of the mounting protrusion 5 may be many, such as a circular ring, and multiple segments spaced closely around the periphery of the mounting opening 17.
When the connecting end 31 of the ice making column 3 is matched with the mounting opening 17, the ice making column can be sleeved outside the mounting protrusion 5 and can also be inserted into a circular ring formed by the surrounding of the mounting protrusion 5. When the connecting end 31 is inserted into the region surrounded by the mounting protrusions, the outer side wall of the connecting end 31 is attached to the inner side wall of the mounting protrusion 5, so that the contact area and the stability are further improved. The installation surface 16 area of the connecting end 31 is increased by the arrangement of the installation bulge 5, so that the ice making column 3 is more stable and reliable to install.
Of course, in some embodiments, the mounting surface 16 area of the connection end 31 is further increased to improve mounting stability. The outer side wall of the connecting end 31 is attached to the side wall of the mounting opening 17. Therefore, not only can the installation stability be ensured, but also the sealing performance of the joint of the ice making column 3 and the ice making pipe 1 can be ensured.
In some embodiments, in order to simplify the manufacturing and assembling processes of the installation protrusion 5 and improve the production efficiency, the installation protrusion 5 is formed by flanging the sidewall of the ice making pipe 1 and extends in the circumferential direction of the installation opening 17, thereby making full use of the material. In the process of opening the mounting opening 17, the material originally positioned in the middle of the mounting opening 17 is turned over to the periphery of the mounting opening 17, so that the material to be cut is turned over to the periphery of the mounting opening 17 while the mounting opening 17 is opened, and the mounting protrusion 5 is formed.
In some embodiments, in order to improve the convenience and stability of the matching among the partition sheet 2, the ice making column 3 and the ice making tube 1, the portion of the partition sheet 2 installed in the ice making tube 1 has a supporting portion 24, and the connecting end 31 extends into the installation opening 17 and abuts against the supporting portion 24. Supporting part 24 is formed in location separation blade 23, and supporting part 24 corresponds the edge setting of installing port 17 for back in connecting end 31 stretches into installing port 17 can obtain supporting part 24's support, thereby make the stop that system icicle 3 can be accurate in predetermined position, avoid system icicle 3 to deflect in installing port 17, be favorable to improving the convenience when system icicle 3 welds, improve the installation accuracy of system icicle 3.
In order to improve sealing performance, when the support portion 24 is installed into the ice making tube 1, the support portion 24 abuts against an inner sidewall of the ice making tube 1 enclosing the installation opening 17. Therefore, the ice making pipe 1 can be completely isolated by the positioning retaining pieces 23, accurate positioning of the positioning retaining pieces 23 is facilitated, and convenience and accuracy in installation are improved while sealing performance is improved.
In order to ensure the connection reliability of the ice making columns 3 and the ice making pipes 1, the ice making pipes 1 are arranged in a U shape, and the ice making columns 3 are arranged along the ice making pipes 1; and/or, the ice-making evaporator further comprises a fastening ring 6, wherein the fastening ring 6 is arranged corresponding to the connection part of the connecting end 31 and the mounting opening 17 so as to fasten the connecting end 31 and the ice-making pipe 1.
In this embodiment, in order to improve the installation convenience of the ice making column 3, the pipe wall of the ice making pipe 1 for installing the ice making column 3 is arranged in a plane. The ice making pipe 1 may be provided separately as described in the above embodiments, or may be provided integrally in some embodiments, and only the positioning stopper 23 may be inserted into the ice making pipe 1. The side surface of the ice making pipe 1 for mounting the ice making column 3 is a mounting surface 16, a mounting opening 17 is formed on the mounting surface 16, and the mounting surface 16 is arranged in a plane. So arranged, the installation and the arrangement of the ice making columns 3 on the ice making pipe 1 are facilitated.
The fastening ring 6 may be sleeved outside the connecting end 31, or may be located between the outer side wall of the connecting end 31 and the mounting protrusion 5. The fastening ring 6 can increase the connection strength between the ice making tube 1 and the ice making tube 1 by means of fastening, can be made of a meltable material, and can be partially or completely melted at the connection position between the ice making tube 1 and the ice making column 3 at a high temperature, so that the connection reliability between the ice making column 3 and the ice making tube 1 is greatly improved.
The invention further provides an ice making device, which comprises a compressor, an ice making condenser, a throttling device, an ice making evaporator and the like, the specific structure of the ice making evaporator refers to the embodiment, and the ice making machine adopts all technical schemes of all the embodiments, so that the ice making device at least has all beneficial effects brought by the technical schemes of the embodiments, and the detailed description is omitted. The compressor, the ice-making condenser, the throttling device and the ice-making evaporator form a refrigerant loop for the circulation of refrigerant, and under the operation of the compressor, the ice-making evaporator refrigerates to form ice blocks or ice particles at the heat exchange end 32 of the ice-making column 3.
The following further describes a manufacturing process of the ice making evaporator to realize the manufacturing of the ice making evaporator.
A method of making an ice-making evaporator comprising the steps of:
s10, respectively manufacturing an ice making pipe 1, an ice making column 3 and a separation sheet 2;
specifically, in the present embodiment, several components of the ice making evaporator are prepared, and the manufacturing processes of the ice making tube 1, the ice making column 3, and the insulation will be described below.
The step of manufacturing the ice making tube 1 includes:
obtaining a base pipe;
there are various ways to obtain the substrate tube, two of which are described below:
first, the base pipe comprises two parts, an open pipe with an opening 14 along its length and a cover plate 15, the cover plate 15 covers the open pipe and encloses to form a complete base pipe.
Second, the base pipe is integrally formed and is a complete pipe.
The base pipe is provided with a mounting port 17;
shaping one side wall of the base pipe into a plane can be realized by a cover plate 15 mode, and also can be realized by processes such as profiling and the like. The plane is a mounting surface 16, and a mounting opening 17 is opened in the mounting surface 16. The shape of the mounting opening 17 is matched with the shape of the connecting end 31 of the ice making column 3.
The mounting projection 5 is provided corresponding to the mounting opening 17.
The form of the mounting projection 5 may be various:
firstly, an annular mounting protrusion 5 is independently processed, and the mounting protrusion 5 is fixedly arranged corresponding to the mounting opening 17 and sleeved on the mounting opening 17. The fixing means may be welding. Secondly, in the process of arranging the mounting opening 17, the physics of the position of the mounting opening 17 is turned to the periphery of the mounting opening 17 to form a flanging hole, and the turned material forms a mounting protrusion 5.
Before the opening 14 is made in the base pipe, there is also the step of bending the base pipe into a U-shape. So, the in-process of buckling the parent tube, produced deformation will not influence the change of installing port 17 shape, so, be favorable to guaranteeing the shape and the size precision of installing port 17 to be favorable to spacing block 2, ice-making post 3 and the cooperation precision of ice-making pipe 1.
The steps of manufacturing the separator 2 include:
obtaining a strip-shaped substrate; the strip-shaped substrate can be obtained in various ways, and can be punched independently or simultaneously.
An overcurrent notch 21 is formed at one end of the substrate; the adjacent side edges of the overflowing notch 21 are in arc transition connection, so that the edge curve of the overflowing notch 21 is very smooth. When the refrigerant flows through the flow gap 21, the phenomena of vortex, turbulent flow and the like are not generated, so that the refrigerant can smoothly pass through the gap 21 and flow back to the compressor.
The other end of the substrate is processed in a shape adapted to the form of the cross-section of the ice making tube 1 so that the substrate can be isolated from the ice making tube 1. One end (a limit catch) of the substrate, which is far away from the notch 21, is processed into a shape matched with the cross section of the ice making tube 1, so that the limit catch can well separate the ice making tube 1.
Of course, in some embodiments, mass production may also be performed directly in order to improve the efficiency of manufacturing the separator 2.
Obtaining a substrate; the substrate is a stainless steel plate.
Simultaneously blanking a plurality of overflow notches 21; the blanking die has a plurality of blanking parts corresponding to the shape of the flow passing notches 21, and a plurality of flow passing notches 21 can be formed by one blanking.
Meanwhile, a plurality of isolating sheets 2 are formed in a blanking mode, and one end, far away from the overflowing notch 21, of each isolating sheet 2 is processed into a shape matched with the cross section of the ice making pipe 1, so that the ice making pipe 1 can be isolated from the substrate. The blanking die has a plurality of blanking parts with the shapes matched with the shapes of the spacers 2, and can perform blanking forming on a plurality of pieces at one time.
Therefore, the overflowing notch 21 is punched firstly, the isolation piece 2 is punched integrally, the machining efficiency is improved, meanwhile, the parts on the two sides of the overflowing notch 21 are guaranteed not to deform due to too small size, and the machining precision of the isolation piece 2 is improved.
Regarding the materials of the ice making column 3, the ice making tube 1 and the spacer 2, the materials of the ice making tube 1 and the ice making column 3 comprise stainless steel, and the main material of the spacer 2 is copper or stainless steel. When the spacing sheet 2 is made of copper material, the spacing sheet 2 is better welded and fixed with the ice making column 3 because copper is easier to melt compared with stainless steel.
S20, installing the isolation sheet 2 into the ice making column 3;
since there are at least two types of forms of the ice making tube 1, the installation form of the separator 2 is different in two different cases.
Under the condition that the ice making pipe 1 is integrally formed, the positioning blocking piece 23 of the isolation piece 2 is directly inserted into the ice making pipe 1 from the mounting opening 17, and at the moment, one end of the isolation piece 2 with the notch 21 is firstly inserted into the ice making column 3 and is positioned; the ice making column 3 and the spacer 2 are inserted into the ice making pipe 1 through the mounting hole 17.
When the ice making pipe 1 comprises the cover plate 15, the spacing sheet 2 passes through the mounting opening 17 from one side of the cover plate 15 facing the opening 14, so that the positioning blocking sheet 23 and the notch 21 are positioned at two sides of the cover plate 15, and the part with the notch 21 is inserted into the ice making column 3 and positioned; the cover plate 15, the spacer 2 and the ice making column 3 are then connected together with the ice making pipe 1 having the opening 14.
S30, fixedly connecting the ice making column 3 with the ice making pipe 1;
the step of fixedly connecting the ice making pillars 3 with the ice making pipe 1 includes:
inserting the connecting end 31 with an opening of the ice making column 3 into the mounting opening 17, and positioning the part of the isolating sheet 2 in the ice making pipe 1 to isolate the ice making pipe 1; the connecting end 31 of the ice making column 3 is welded with the ice making pipe 1. After the ice making column 3 and the ice making pipe 1 are matched, the ice making column 3 and the ice making pipe 1 are fixedly connected together in a welding mode.
In some embodiments, in order to improve the connection accuracy, the step of inserting the connection end 31 of the ice making column 3 into the mounting opening 17, and the portion of the spacer 2 positioned in the ice making pipe 1 to separate the ice making pipe 1 includes:
the mounting bulge 5 on the ice making pipe 1 is arranged along the mounting opening 17 in an annular shape, and the outer side wall of the connecting end 31 is abutted against the inner side wall of the mounting bulge 5; in the process of inserting the ice column 3 into the mounting opening 17, the outer side wall of the connecting end 31 is abutted and positioned with the inner side wall of the mounting protrusion 5, so that the position of the ice column 3 is very accurate. Meanwhile, the end face of the connecting end 31 is abutted against the supporting part 24 of the spacer 2, so that the position precision of the ice making column 3 along the length is ensured.
In some embodiments, in order to ensure the reliability of welding the ice making column 3 and the ice making tube 1, the step of welding the connecting end 31 of the ice making column 3 and the ice making tube 1 further comprises:
obtaining annular solder; the annular solder can be in various forms, and the solder for welding stainless steel is taken as an example. The annular welding flux is annular, and the size of the annular welding flux is matched with that of the mounting hole.
The annular welding corresponding connecting end 31 is arranged at the connecting part of the ice making pipe 1;
the connection of the connection end 31 to the ice making tube 1 represents different positions in different embodiments. In the case where only the mounting opening 17 is provided, the connection includes between the outer side wall of the connection end 31 and the inner side wall of the mounting opening 17. When the mounting protrusion 5 is disposed at the position of the mounting opening 17, the connection point includes between the mounting protrusion 5 and the outer side wall of the connection end 31.
The connection terminal 31 is welded with the ice making tube 1 using a ring-shaped solder. The ice making pipes 1 are welded around the ice making column 3 by the annular welding flux in a sealing way.
And S40, fixedly connecting the separation sheet 2 with the ice making column 3 and/or the ice making pipe 1.
Through the welded mode, stretch into the inside part of ice column 3 with spacing block 2 and ice column 3 welded fastening, will fix a position separation blade 23 and the inside wall fixed connection of ice making pipe 1.
Specifically, in the present embodiment, the ice making column 3 and the spacer 2 are manufactured by first manufacturing the ice making tube 1, the ice making column 1 and the spacer 2, respectively; then installing the isolation sheet 2 into the ice making column 3; then fixedly connecting the ice making column 3 with the ice making pipe 1; then the spacing sheet 2 is fixedly connected with the ice making column 3 and/or the ice making tube 1, so that the ice making column 3 and the ice making tube 1 are welded and sealed firstly, and in the later process of welding the spacing sheet 2 with the ice making column 3 and the ice making tube 1, solder does not flow out from the ice making column 3 and the ice making tube 1, so that high-temperature solder sputtering is avoided, and the safety and reliability of the welding process are improved; meanwhile, the ice making column 3 and the ice making pipe 1 are fixed firstly, and in the process of welding the spacing sheet 2, the relative positions of the ice making column 3 and the ice making pipe 1 are very stable, so that the problem that the welding reliability of the spacing sheet 2 is influenced due to the relative displacement between the ice making column 3 and the ice making pipe 1 is avoided, and the welding reliability of the spacing sheet 2 is favorably improved.
In some embodiments, in order to further improve the welding reliability of the spacer 2 and the ice making column 3, the step of fixedly connecting the spacer 2 and the ice making column 3 and/or the ice making pipe 1 comprises:
obtaining a long U-shaped solder 7;
the long U-shaped solder 7 may be a stainless steel solder. The long U-shaped solder 7 includes a bent portion 71 and extension arms 72 extending outward from both ends of the bent portion 71. One end of each of the two extending arms 72, which is far away from the bending portion 71, has a guiding section 73 extending in opposite directions, that is, the guiding section 73 extends to the area between the two extending arms 72. When the long U-shaped solder 7 is loaded inside the icemaker column 3, the long U-shaped solder 7 can be easily introduced into the icemaker column 3 by the guide section 73.
The long U-shaped solder 7 is installed in the ice making tube 1 and the ice making column 3, so that the bending part 71 of the long U-shaped solder 7 is arranged corresponding to the joint of the separation sheet 2 and the ice making tube 1, and the extension arm 72 of the long U-shaped solder 7 is arranged along the joint of the separation sheet 2 and the ice making column 3.
The step of fixedly connecting the separation sheet 2 with the ice making pillars 3 and/or the ice making pipes 1 includes:
the separation sheet 2 is welded with the ice making tube 1 through the bending part 71 of the long U-shaped welding material 7;
the spacer 2 is welded to the icemaking column 3 by the extension arm 72 of the long U-shaped solder 7.
Therefore, the bending part 71 can ensure that the partition 2 and the ice making pipe 1 are welded reliably, the extension arm 72 can ensure that the partition 2 and the ice making column 3 are welded reliably, and the welding reliability and stability of the partition 2 are effectively improved. It is noted that the long U-shaped solder 7 may be entirely or partially melted between the partition sheet 2 and the inner side walls of the ice making column 3 and the ice making tube 1.
In some embodiments, in order to improve the welding efficiency of the separation sheet 2 with the ice making column 3 and the ice making tube 1, the ice making evaporator with the ice making column 3 welded with the ice making tube 1 is placed into a welding box of an electromagnetic device, an eddy current is formed at the joint by the electromagnetic induction principle, and the separation sheet 2 is connected with the ice making column 3 and the ice making tube 1. The plurality of spacers 2 can be welded with the corresponding ice making columns 3 simultaneously, so that the welding efficiency is greatly improved, and the processing efficiency of the ice making evaporator is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A method of making an ice-making evaporator, comprising the steps of:
respectively manufacturing an ice making pipe, an ice making column and a spacer;
installing a spacer into the icicle;
fixedly connecting the ice making columns with the ice making pipes;
and fixedly connecting the isolating sheet with the ice making columns and/or the ice making pipes.
2. An ice-making evaporator manufacturing method as claimed in claim 1, wherein the step of manufacturing the ice-making tube comprises:
obtaining a base pipe;
the base pipe is provided with a mounting opening;
the installation bulge is arranged corresponding to the installation opening.
3. A method of manufacturing an ice-making evaporator as set forth in claim 1, wherein the step of manufacturing the spacer sheet includes:
obtaining a substrate;
simultaneously blanking a plurality of overflow notches;
and simultaneously, a plurality of isolating sheets are formed by blanking, and the shape matched with the cross section form of the ice making pipe is processed at one end of each isolating sheet, which is far away from the overflowing notch, so that the ice making pipe can be isolated by the substrate.
4. An ice making evaporator making method as claimed in any one of claims 1 to 3, wherein the step of fixedly connecting the ice making pillars with the ice making pipe comprises:
inserting the connecting end with the opening of the ice making column into the mounting port, and positioning the part of the isolating sheet in the ice making pipe to isolate the ice making pipe;
and welding the connecting end of the ice making column and the ice making pipe.
5. The method of manufacturing an ice making evaporator as claimed in claim 4, wherein the step of inserting the connection end of the ice making column into the fitting hole, and the portion of the spacer positioned in the ice making tube to separate the ice making tube comprises:
the mounting bulge on the ice making pipe is arranged along the mounting opening in an annular shape, and the outer side wall of the connecting end is abutted against the inner side wall of the mounting bulge;
the end face of the connecting end is abutted to the supporting part of the spacer.
6. The method of manufacturing an ice making evaporator as claimed in claim 4, further comprising, before the step of welding the connection end of the ice making pillar with the ice making tube:
obtaining annular solder;
the connection position of the corresponding annular welding connection end and the ice making pipe is arranged;
and welding the connecting end with the ice making pipe by using annular welding flux.
7. A method of manufacturing an ice making evaporator as claimed in any one of claims 1 to 3, wherein the step of fixedly coupling the spacer to the ice making pillars and/or the ice making pipes is preceded by:
obtaining a long U-shaped solder;
the long U-shaped solder is installed in the ice making pipe and the ice making column, so that the bent part of the long U-shaped solder is arranged at the joint of the isolation sheet and the ice making pipe, and the extension arm of the long U-shaped solder is arranged at the joint of the isolation sheet and the ice making column.
8. An ice-making evaporator manufacturing method as claimed in claim 7, wherein the step of fixedly coupling the spacer to the ice making pillars and/or the ice making pipes comprises:
welding the isolating sheet and the ice making pipe through the bent part of the long U-shaped solder;
the isolation sheet is welded with the ice making column through the extension arm of the long U-shaped solder.
9. A method of manufacturing an ice making evaporator as claimed in any one of claims 1 to 3, wherein the material of the ice making tube and the ice making column includes stainless steel, and the main material of the spacer is copper or stainless steel.
10. An ice-making evaporator, characterized in that it is manufactured by the method of manufacturing an ice-making evaporator as claimed in any one of claims 1 to 9.
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| CN201910733703.8A CN112344601A (en) | 2019-08-08 | 2019-08-08 | Ice-making evaporator and method for manufacturing same |
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| CN201910733703.8A CN112344601A (en) | 2019-08-08 | 2019-08-08 | Ice-making evaporator and method for manufacturing same |
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Application publication date: 20210209 |