WO2022227698A1 - 制冷设备及制冷设备的生产方法 - Google Patents
制冷设备及制冷设备的生产方法 Download PDFInfo
- Publication number
- WO2022227698A1 WO2022227698A1 PCT/CN2022/071043 CN2022071043W WO2022227698A1 WO 2022227698 A1 WO2022227698 A1 WO 2022227698A1 CN 2022071043 W CN2022071043 W CN 2022071043W WO 2022227698 A1 WO2022227698 A1 WO 2022227698A1
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- WIPO (PCT)
- Prior art keywords
- muffler
- refrigeration equipment
- cavity
- side wall
- equipment according
- Prior art date
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 52
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 238000005187 foaming Methods 0.000 claims description 38
- 239000004088 foaming agent Substances 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000030279 gene silencing Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000003584 silencer Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/121—Casings
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/061—Walls with conduit means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/1228—Joining preformed parts by the expanding material
- B29C44/1233—Joining preformed parts by the expanding material the preformed parts being supported during expanding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0083—Pulsation and noise damping means using blow off silencers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/12—Casings; Cylinders; Cylinder heads; Fluid connections
- F04B39/123—Fluid connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/14—Provisions for readily assembling or disassembling
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/062—Walls defining a cabinet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/18—Filling preformed cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/762—Household appliances
- B29L2031/7622—Refrigerators
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2201/00—Insulation
- F25D2201/30—Insulation with respect to sound
Definitions
- the present invention relates to a refrigeration equipment, in particular to a production method of the refrigeration equipment.
- the refrigeration equipment works on the refrigerant through the compressor to realize the circulating flow and refrigeration of the refrigerant.
- the compressor will make noise during the working process, and the compressor is installed in the compressor compartment, and other components such as fans are generally installed in the compressor compartment. They also emit noise, and these devices generate heat while making noise, and they need to be cooled to ensure that they work properly. Therefore, it is necessary for the compressor compartment to communicate with the outside world.
- the noise generated by the compressor is also transmitted to the outside world through this channel, and the space inside the refrigeration equipment is limited. Adding shock absorption and noise reduction equipment will also occupy the limited internal space. , which makes it difficult to achieve a good balance between the noise suppression of the refrigeration equipment and the space utilization, which affects the noise reduction effect and the user experience.
- the purpose of the present invention is to provide a refrigeration equipment and a production method of the refrigeration equipment.
- an embodiment of the present invention provides a refrigeration equipment, including a compressor compartment and a casing, the compressor compartment is arranged in the casing, and a compressor compartment is arranged between the casing and the casing.
- a foaming space the refrigeration equipment further includes a noise reduction device disposed in the foaming space
- the compressor chamber includes an inner ventilation port that communicates with the outside world
- the casing includes an outer ventilation port opposite to the inner ventilation port.
- the muffler device includes a muffler channel, and the muffler channel communicates with the inner ventilation port and the outer ventilation port.
- the left and right sides of the press chamber are provided with inner vents, as well as a muffler device and an outer vent corresponding to the inner vents.
- One of the inner vents is set as an air inlet, and the other The inner vent is set as the air outlet.
- the compressor compartment includes a cavity and side walls disposed on both sides of the cavity
- the refrigeration equipment includes a compressor disposed in the cavity
- the side walls are disposed The inner vent is communicated with the cavity
- the noise reduction device is fixed on the side wall.
- the side wall is provided with a plurality of first clips
- the muffler device includes a muffler body, and a plurality of first clips disposed on the side of the muffler body facing the side wall and the first clips.
- the second clip is clipped by the clip, and the side wall is fixedly connected with the noise reduction device through a fastener.
- the first clamping piece includes a bayonet opening and a first clamping block
- the second clamping piece includes a second clamping piece and a clamping slot
- the second clamping piece passes through the bayonet opening is connected to the first clamping block, and the first clamping block is fixed in the clamping slot.
- a flow channel is provided between the muffler and the casing, and/or the side wall, and the flow channel communicates with the foaming space above the muffler and below it foam space.
- the muffler device and the casing are in a sealed connection
- the muffler device includes a muffler body, and a guard disposed between the casing and the muffler body, the guard
- the protection piece includes a protective net transversely placed between the muffler channel and the outer vent; the protection piece is clamped to the port of the muffler channel.
- the silencing device includes a plurality of silencing cavities disposed on the path of the silencing channel, and the silencing cavities include openings facing the silencing channel.
- the volumes of at least two of the muffler cavities are different.
- an embodiment of the present invention provides a method for assembling a refrigeration device, wherein the refrigeration device is the above-mentioned refrigeration device, including the following steps:
- a foaming agent is injected into the foaming space.
- the present invention has the following beneficial effects: by arranging the muffler in the foaming space, it is unavoidable that the foaming space occupies a part of the space, and the space inside the refrigeration equipment will not be occupied by using the space there. , and the compressor compartment and the outside world are connected by a sound-absorbing channel, so the compressor compartment reduces the energy of sound in the process of external heat dissipation, and reduces the noise radiated from the compressor compartment.
- a good balance has been achieved between the space occupation, the noise emitted by the refrigeration equipment is small, the space utilization rate is high, and the user experience is greatly improved.
- FIG. 1 is a schematic structural diagram of a press chamber according to an embodiment of the present invention.
- Fig. 2 is the partial enlarged view of A place in Fig. 1;
- FIG. 3 is a schematic structural diagram of a muffler device according to an embodiment of the present invention.
- FIG. 4 is a partial cross-sectional view of a press chamber according to an embodiment of the present invention.
- FIG. 5 is a schematic structural diagram of a refrigeration device according to an embodiment of the present invention.
- An embodiment of the present invention provides a refrigeration equipment and a production method of the refrigeration equipment.
- the refrigeration equipment emits low noise, and at the same time, the internal noise reduction device hardly occupies the internal usable space, so the space utilization rate is high, and the user's use The experience is greatly improved.
- the refrigeration equipment in this embodiment may be a refrigerator.
- a refrigeration system is provided inside the refrigeration system.
- the refrigeration system has a circulation circuit for circulating the refrigerant.
- the refrigeration system includes a compressor, a Condenser, throttling pipeline and evaporator, wherein, the compressor is arranged in the compressor compartment 2, and the compressor compartment 2 can be located at any position of the refrigerator, such as the bottom, middle or top, the compressor compartment of FIG. 5 in this embodiment 2 is located at the bottom of the refrigerator.
- the noise radiated from the press chamber 2 is improved to solve the noise problem in the prior art.
- the refrigerator when the refrigerator is placed on a level ground, it can be defined by roughly referring to the direction of gravity, because the compressor compartment 2 is arranged inside the refrigerator. , the direction from the back of the refrigerator toward the refrigerator box is the rear, the rear of the refrigerator is the front, and the two sides perpendicular to the front-rear direction are left and right.
- a refrigeration device 100 in this embodiment includes a compressor compartment 2 and a casing 3 .
- the compressor compartment 2 is arranged in the casing 3 and is arranged between the compressor compartment 2 and the casing 3 .
- the foaming space, the shell 3 is the outer shell of the refrigerator in FIG. 5 , and the inside of the refrigerator is also provided with an inner tank.
- the foaming space is formed on the outside of the inner tank and the compressor compartment 2. Injecting a foaming agent has the effect of thermal insulation, and the foaming space generally has a certain thickness to achieve the effect of thermal insulation.
- the compressor chamber 2 includes side walls 21, a back plate, a bottom plate, a cover plate, etc., which are arranged on the left and right sides, which together enclose the cavity 20 of the compressor chamber 2, and the compressor, Condenser, fan, drain pan, etc.
- the compressor chamber 2 includes an inner vent 210 communicating with the outside, and the housing 3 includes an outer vent 31 opposite to the inner vent 210, and the heat in the cavity 20 is discharged to the outside through the two vents.
- the refrigerating apparatus 100 further includes a muffler device 1 arranged in the foaming space. As shown in FIGS. 1 to 4 , the muffler device 1 is used to reduce the noise emitted from the cavity 20 .
- the muffler device 1 includes a muffler channel 12 . 12 communicates with the inner vent 210 and the outer vent 31, preferably, the channel that communicates with the outside of the cavity 20 can only pass through the muffler channel 12, that is, the press chamber 2 is not directly communicated with the outside through other means, because the foaming space itself It must occupy a part of the space, and installing the muffler device 1 in this position has several effects:
- the muffler device 1 no longer occupies the space inside the inner tank or the press compartment 2, so that the space utilization rate in the press compartment 2 is higher, the structure can be made more compact, and the space of the inner tank can be made larger.
- the effective utilization rate of the refrigerator is higher, when the user considers the refrigerator with less floor space and larger storage space, it becomes a favorable selling point of the refrigerator, increases the sales volume of the refrigerator, and improves the user experience;
- the second is the position of the space occupied by the muffler device 1, which is the position where the compressor compartment 2 is connected to the outside for heat dissipation. This position needs to dissipate the heat in the compressor compartment 2.
- the foaming of the existing refrigerator in this position is reversed. It will affect the heat dissipation of the press compartment 2.
- the amount of foaming material filled in this position will be reduced, which is more conducive to the heat in the press chamber 2 to be dissipated from this position, and is conducive to the cooling of the press chamber 2;
- the third is that the foaming material itself has a fixed function. After the foaming material is injected into the foaming space, after the foaming material solidifies, the muffler device 1 is tightly fixed in this position, which reduces the vibration of the muffler device 1 and reduces the noise.
- the function of the device 1 itself is to reduce noise, so it is necessary to stably fix the muffler device 1. Since the compressor is a rotating machine, vibration will occur during operation, and the compressor is fixed in the compressor compartment 2. On the bottom plate, the whole press chamber 2 will vibrate during operation. If the silencer 1 is fixed in the press chamber 2, it cannot be stably fixed compared to the foaming space. Under high vibration, there will be a problem of loosening, and the muffler device 1 is set in the foaming space, and is fixed by the foam material. Greatly improved and maintained a stable state for a long time;
- the muffler device 1 Since there is no spatial interference relationship between the position of the muffler device 1 and the existing designs, or the relationship is very small, it is not necessary to make great adjustments to the existing structure, production process, production parameters, mold The design and the like are rarely changed, and the refrigeration equipment 100 with the noise reduction device 1 can be transformed on the basis of the existing refrigeration equipment 100, so that the production cost is greatly reduced;
- the specific structure of the muffler device 1 is described below. After the sound enters the muffler device 1, it is transmitted along the muffler channel 12.
- the multiple muffler cavities 15 opened on the side wall 21 of the muffler channel 12 are at least Part of the sound enters the inside of the muffler cavity 15, so that the propagation path of the sound through the through hole is increased, the energy radiated to the outside of the sound is reduced, and the noise reduction effect is realized, and the volume of the muffler cavity 15 can determine the muffler cavity 15 can eliminate Therefore, by adjusting the volume of different silencing cavities 15, the sound enters into different silencing cavities 15, and the noise of different frequencies is eliminated, so that the silencing device can 1 has a wider cut-off frequency.
- the left and right sides of the press chamber 2 are provided with inner vents 210, as well as the muffler 1 and the outer vents 31 corresponding to the inner vents 210, and one of the inner vents 210 is set as an inlet.
- the air outlet, the other inner vent 210 is set as an air outlet
- the compressor compartment 2 includes a cavity 20 and side walls 21 arranged on both sides of the cavity 20
- the refrigeration equipment 100 includes a compressor arranged in the cavity 20
- the side walls 21 An inner vent 210 is provided on the wall 21
- the inner vent 210 communicates with the cavity 20
- the muffler 1 is fixed to the side wall 21 .
- mufflers 1 are provided on the side walls 21 on the left and right sides of the existing press chamber 2.
- Noise that is directly propagated outward from the air inlet and outlet is reduced.
- the side wall 21 is provided with a plurality of first clips 22
- the muffler device 1 includes a muffler body 11 , and a plurality of first clips 22 disposed on the side of the muffler body 11 facing the side wall 21 for clipping with the first clips 22 .
- Two clips 13 , and the side wall 21 is fixedly connected with the muffler device 1 by a fastener 4 .
- the two are relatively fixed in the form of snap connection, and then the fasteners 4 are used to fix them tightly.
- the fasteners 4 such as bolts and screws, can generally only fix a few points, but the position of the Sealing is very important.
- both the first clip 22 and the second clip 13 can be arranged in a ring shape, or the ventilation openings 210 in the ring can be arranged around the circumference to ensure that they can be sealed and fixed in the entire circumference.
- Both the inner ventilation opening 210 and the outer ventilation opening 31 can be set in a circular shape, so the first clipping parts 22 and the second clipping parts 13 can be distributed in a circular ring shape, as shown in FIGS. 2 and 3 .
- the first clip 22 includes a bayonet 221 and a first clip 222
- the second clip 13 includes a second clip 131 and a slot 132
- the clip 221 and the first clip 222 have a circular inner vent 210 .
- the slot 132 of the muffler device 1 is a slot formed between the second block 131 and the muffler body 11, so as to be fixedly connected in a whole circle.
- the device 1 is fastened to the side wall 21 to avoid separation of the two.
- a flow channel 10 is provided between the muffler 1 and the housing 3 and/or the side wall 21. As shown in FIG. 4, the flow channel 10 communicates with the foaming space above the muffler 1 and the foaming space below it, When the foaming agent is injected into the foaming space, the foaming material enters the bottom or the top through the flow channel 10, so as to avoid the setting of the muffler device 1, which hinders the flow of the foaming agent at this position and affects the flow of the foaming agent in other foaming spaces. Insulation performance.
- the muffler device 1 and the casing 3 are in a sealed connection.
- the muffler device 1 includes a muffler body 11 and a guard 14 arranged between the casing 3 and the muffler body 11 .
- the guard 14 includes a protective net 141 placed horizontally between the muffler channel 12 and the outer vent 31; the guard 14 is clamped to the port of the muffler passage 12, and the guard 14 is used to prevent external insects, mice, etc. from entering the cavity 20. , and does not affect the in and out of the airflow, the guard 14 is provided with a buckle 142, which is clamped together with the muffler body 11, and is easy to assemble.
- the muffler device 1 includes a plurality of muffler cavities 15 disposed on the path of the muffler passage 12 , the muffler cavity 15 includes an opening 151 facing the muffler passage 12 , and at least two muffler cavities 15 have different volumes. At least part of the sound enters the muffler cavity 15 through the opening 151, the muffler cavity 15 has a certain depth, and the sound enters the opening 151 and then propagates inside the muffler cavity 15, so that the propagation path of the sound when passing through the through hole is increased. Metamaterial for noise reduction.
- the volume of the muffler cavity 15 can determine the frequency range of the sound that the muffler cavity 15 can eliminate, that is, different muffler cavities 15 have different muffler frequency ranges. Therefore, by adjusting the volume of the different muffler cavity 15, the sound can enter different openings 151. Inside, the noise of different frequencies is eliminated, so that the muffler device 1 has a wider muffling frequency.
- an embodiment of the present invention provides a method for assembling a refrigeration device 100, including the following steps:
- the muffler device 1 is fixedly connected to the foaming space outside the press chamber 2;
- a foaming agent is injected into the foaming space.
- this embodiment has the following beneficial effects:
- the muffler device 1 By arranging the muffler device 1 in the foaming space, it is inevitable that the foaming space occupies a part of the space, and the space inside the refrigeration equipment 100 will not be occupied by using the space there, and the muffler is passed between the compressor chamber 2 and the outside world.
- the channel 12 is connected, so the sound energy of the compressor compartment 2 is weakened in the process of external heat dissipation, and the noise radiated to the outside by the compressor compartment 2 is reduced. Therefore, this solution achieves the difference between the noise reduction of the refrigeration equipment 100 and the space occupation. With a good balance, the refrigerating device 100 emits less noise, has high space utilization, and greatly improves the user experience.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compressor (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Confectionery (AREA)
- Formation And Processing Of Food Products (AREA)
Abstract
Description
Claims (10)
- 一种制冷设备,包括压机仓和壳体,所述压机仓设置于所述壳体内,所述压机仓与所述壳体之间设置发泡空间,其特征在于,所述制冷设备还包括设置于所述发泡空间内的消音装置,所述压机仓包括连通外界的内通风口,所述壳体包括与所述内通风口相对的外通风口,所述消音装置包括消音通道,所述消音通道连通所述内通风口和所述外通风口。
- 根据权利要求1所述的制冷设备,其特征在于,所述压机仓的左右两侧均设内通风口、以及与所述内通风口对应的消音装置和外通风口,其一内通风口设置为进风口,另一内通风口设置为出风口。
- 根据权利要求2所述的制冷设备,其特征在于,所述压机仓包括腔体、以及设置于所述腔体两侧的侧壁,所述制冷设备包括设置于所述腔体内的压缩机,所述侧壁上设置所述内通风口,所述内通风口连通所述腔体,所述消音装置固定于所述侧壁。
- 根据权利要求3所述的制冷设备,其特征在于,所述侧壁设置若干个第一卡接件,所述消音装置包括消音本体、以及设置于所述消音本体朝向所述侧壁一侧的若干个与所述第一卡接件卡接的第二卡接件,且所述侧壁与所述消音装置通过紧固件固定连接。
- 根据权利要求4所述的制冷设备,其特征在于,所述第一卡接件包括卡口和第一卡块,所述第二卡接件包括第二卡块和卡槽,所述第二卡块通过所述卡口连接至所述第一卡块,所述第一卡块固定于所述卡槽内。
- 根据权利要求3所述的制冷设备,其特征在于,所述消音装置与所述壳体、和/或、所述侧壁之间设置流料通道,所述流料通道连通所述消音装置上方的发泡空间和其下方的发泡空间。
- 根据权利要求3所述的制冷设备,其特征在于,所述消音装置与所述壳体之间密封连接,所述消音装置包括消音本体、以及设置于所述壳体与所述消音本体之间的防护件,所述防护件包括横置于所述消音通道与所述外通风口之间的防护网;所述防护件卡接于所述消音通道的端口。
- 根据权利要求1所述的制冷设备,其特征在于,所述消音装置包括沿多个消音腔,所述消音腔包括朝向所述消音通道的开口。
- 根据权利要求8所述的制冷设备,其特征在于,至少两个所述消音腔的容积不同。
- 一种制冷设备的生产方法,其特征在于,所述制冷设备为权利要求1所述的制冷设备,包括如下步骤:将所述消音装置固定连接于所述压机仓外部的发泡空间中;安装所述壳体;对所述发泡空间内注入发泡剂。
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CN203274205U (zh) * | 2013-05-09 | 2013-11-06 | 宿迁宝迪肉类食品有限公司 | 冷风机消音静压箱 |
CN106839605A (zh) * | 2017-03-31 | 2017-06-13 | 合肥美菱股份有限公司 | 一种无霜冷柜送风装置 |
CN209893707U (zh) * | 2018-12-24 | 2020-01-03 | 青岛海尔特种电冰柜有限公司 | 一种冷柜装置 |
CN215256700U (zh) * | 2021-04-28 | 2021-12-21 | 青岛海尔电冰箱有限公司 | 制冷设备 |
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JPH06213552A (ja) * | 1993-01-14 | 1994-08-02 | Hitachi Ltd | 冷蔵庫 |
JPH08261634A (ja) * | 1995-03-24 | 1996-10-11 | Matsushita Refrig Co Ltd | 冷蔵庫 |
CN203274205U (zh) * | 2013-05-09 | 2013-11-06 | 宿迁宝迪肉类食品有限公司 | 冷风机消音静压箱 |
CN106839605A (zh) * | 2017-03-31 | 2017-06-13 | 合肥美菱股份有限公司 | 一种无霜冷柜送风装置 |
CN209893707U (zh) * | 2018-12-24 | 2020-01-03 | 青岛海尔特种电冰柜有限公司 | 一种冷柜装置 |
CN215256700U (zh) * | 2021-04-28 | 2021-12-21 | 青岛海尔电冰箱有限公司 | 制冷设备 |
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US20240210099A1 (en) | 2024-06-27 |
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