CN113776187B - Refrigerant noise reduction device and air conditioner comprising same - Google Patents
Refrigerant noise reduction device and air conditioner comprising same Download PDFInfo
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- CN113776187B CN113776187B CN202110750112.9A CN202110750112A CN113776187B CN 113776187 B CN113776187 B CN 113776187B CN 202110750112 A CN202110750112 A CN 202110750112A CN 113776187 B CN113776187 B CN 113776187B
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 112
- 230000009467 reduction Effects 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 92
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 238000004891 communication Methods 0.000 claims abstract description 30
- 238000007667 floating Methods 0.000 claims description 46
- 238000004378 air conditioning Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000004781 supercooling Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention relates to the technical field of air conditioners, and aims to solve the problem that a refrigerant in a gas-liquid mixed state in the existing air conditioning system can generate larger noise when flowing through an expansion valve. To this end, the present invention provides a refrigerant noise reduction device and an air conditioner including the same, the refrigerant noise reduction device including a body, a first mechanism, and a second mechanism, wherein the body has an inlet and an outlet, and a chamber is provided in the body, the chamber being in communication with the inlet and the outlet; the first mechanism is positioned in the cavity and can block and open the outlet; the second mechanism is positioned in the cavity and connected with the first mechanism, and the second mechanism is arranged to drive the first mechanism to move when all the refrigerant in the cavity is liquid refrigerant so as to enable the first mechanism to open the outlet. Through the arrangement, the refrigerant flowing out of the outlet of the refrigerant noise reduction device can be ensured to be in a liquid state, the noise of the refrigerant passing through the expansion valve is reduced, and the experience of customers is improved.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly provides a refrigerant noise reduction device and an air conditioner comprising the same.
Background
The air conditioner is a device which is commonly used at present and can be used for indoor refrigeration or heating, and the high-temperature and high-pressure refrigerant generated by the compressor can be changed into low-temperature and low-pressure refrigerant after passing through the throttling device.
In order to obtain a throttling effect when the refrigerant flows through the electronic expansion valve, the refrigerant flows in a narrow throttling channel of the electronic expansion valve, part of the refrigerant can be gasified to generate bubbles, and because the flowing speeds of the refrigerants in a gaseous state and a liquid state are different, the refrigerants can be subjected to friction, collision and other disturbance, so that the bubbles are broken, and accordingly, the noise of the flowing of the refrigerant which is harsh in the gas-liquid two-phase change process is generated, the noise of the expansion valve is reduced at present, the extra device is generally required to be added for supercooling operation of the refrigerant, the supercooling cannot be realized under all working conditions, the cost is high, and the user experience is reduced.
Accordingly, there is a need in the art for a new solution to the above-mentioned problems.
Disclosure of Invention
In order to solve the above-mentioned problems in the prior art, that is, to solve the problem that a refrigerant in a gas-liquid mixed state in an existing air conditioning system generates a large noise when flowing through an expansion valve, the present invention provides a refrigerant noise reduction device, which includes: a body having an inlet and an outlet, a chamber disposed within the body, the chamber in communication with the inlet and the outlet; a first mechanism located within the chamber, the first mechanism being capable of plugging and opening the outlet; and the second mechanism is positioned in the cavity, is connected with the first mechanism and is arranged to drive the first mechanism to move when all the refrigerants in the cavity are in a liquid state so as to enable the first mechanism to open the outlet.
In a preferred technical solution of the refrigerant noise reduction device, the first mechanism includes a first member and a second member, the first member is located between the second member and the outlet, the second member is connected with the second mechanism, the first member has a first channel, the second member has a second channel, one end of the first channel is communicated with the outlet, one end of the second channel is communicated with the chamber, when the first member and the second member are in a connection state, the other end of the first channel and the other end of the second channel are in a disconnection state, and when the refrigerant in the chamber is in a liquid state, the second mechanism can drive the second member to move so that the other end of the first channel and the other end of the second channel are connected.
In the preferred technical scheme of the refrigerant noise reduction device, a surface of the first member, which is close to the second member, is a plane, a surface of the second member, which is close to the first member, is also a plane, and the first channel and the second channel are staggered.
In a preferred embodiment of the refrigerant noise reduction device, the first channel is a cylindrical channel.
In a preferred embodiment of the refrigerant noise reduction device, the second channel is an annular channel.
In a preferred embodiment of the above refrigerant noise reduction device, the second mechanism includes a connection assembly and a floating member, the floating member is connected to the first mechanism through the connection assembly, and when all the refrigerant in the chamber is in a liquid state, the floating member floats upward to drive the first mechanism to move through the connection assembly, and thus the first mechanism opens the outlet.
In the preferred technical scheme of the refrigerant noise reduction device, the connecting assembly comprises a first fixed pulley, a second fixed pulley and a connecting rope, wherein the first fixed pulley is positioned above the second fixed pulley, one end of the connecting rope is fixedly connected with the first mechanism, and the other end of the connecting rope sequentially bypasses the first fixed pulley and the second fixed pulley to be fixedly connected with the floating member.
In the preferable technical scheme of the refrigerant noise reduction device, the floating member is a floating ball or a floating block.
In the preferred technical scheme of the refrigerant noise reduction device, the cavity comprises a main cavity, a first communication cavity and a second communication cavity, two ends of the first communication cavity are respectively communicated with the inlet and the main cavity, two ends of the second communication cavity are respectively communicated with the outlet and the main cavity, the first mechanism is located in the second communication cavity, one part of the second mechanism is located in the main cavity, and the other part of the second mechanism is located in the second communication cavity.
In another aspect, the invention also provides an air conditioner, which comprises the refrigerant noise reduction device.
As will be appreciated by those skilled in the art, in a preferred embodiment of the present invention, a refrigerant noise reduction device includes: the body is provided with an inlet and an outlet, a cavity is arranged in the body, and the cavity is communicated with the inlet and the outlet; a first mechanism located within the chamber, the first mechanism being capable of plugging and opening the outlet; and the second mechanism is positioned in the cavity, is connected with the first mechanism and is arranged to drive the first mechanism to move when all the refrigerant in the cavity is in a liquid state so as to enable the first mechanism to open the outlet. Through the arrangement, the refrigerant flowing out of the outlet of the refrigerant noise reduction device can be ensured to be in a liquid state, the noise of the refrigerant passing through the expansion valve is reduced, and the experience degree of a customer is improved.
Further, the first mechanism comprises a first component and a second component, the first component is located between the second component and the outlet, the second component is connected with the second mechanism, the first component is provided with a first channel, the second component is provided with a second channel, one end of the first channel is communicated with the outlet, one end of the second channel is communicated with the cavity, when the first component is in a connection state with the second component, the other end of the first channel is in a disconnection state with the other end of the second channel, and when liquid refrigerant in the cavity reaches a set value, the second mechanism can drive the second component to move so that the other end of the first channel is communicated with the other end of the second channel. Through such setting, can guarantee that only liquid refrigerant can flow from the export of the body of refrigerant noise reduction device to, simple structure can reduce the cost of refrigerant noise reduction device.
Further, the surface of the first component close to the second component is a plane, the surface of the second component close to the first component is also a plane, and the first channels and the second channels are staggered. Through such setting, when the second component butt in first component, can seal first passageway and second passageway better, guarantee better that first passageway and second passageway are in the open circuit state, avoid gaseous refrigerant to follow the export discharge of the body of refrigerant noise reduction device, improve the effect of making an uproar that falls.
Still further, the coupling assembling includes first fixed pulley, second fixed pulley and connecting rope, and first fixed pulley is located the top of second fixed pulley, and the one end and the first mechanism fixed connection of connecting rope, the other end of connecting rope walk around first fixed pulley and second fixed pulley in proper order and float component fixed connection. Through such setting, simple structure is convenient for produce, and can guarantee that the pulling force value that second component axial direction moved equals with the buoyancy that the floating member produced.
Still further, the second mechanism includes a connection assembly and a floating member connected to the first mechanism through the connection assembly, the floating member floating upward to move the first mechanism through the connection assembly when all of the refrigerant in the chamber is in a liquid state, and thus causing the first mechanism to open the outlet. Through such setting, can guarantee that only liquid refrigerant can flow from the export of the body of refrigerant noise reduction device to, simple structure can reduce the cost of refrigerant noise reduction device.
Still further, the cavity includes main cavity, first intercommunication cavity and second intercommunication cavity, and the both ends of first intercommunication cavity communicate with import and main cavity respectively, and the both ends of second intercommunication cavity communicate with export and main cavity respectively, and first mechanism is located the second intercommunication cavity, and part of second mechanism is located the main cavity, and another part of second mechanism is located the second intercommunication cavity. By such arrangement, the liquid refrigerant is facilitated to flow in the chamber, and the liquid refrigerant can be ensured to smoothly flow out of the outlet through the second communication chamber.
In addition, the air conditioner further provided by the invention based on the technical scheme adopts the refrigerant noise reduction device, so that the air conditioner has the technical effects of the refrigerant noise reduction device.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the structure of the refrigerant noise reduction device of the present invention.
List of reference numerals:
1. a body; 11. an inlet; 12. an outlet; 13. a chamber; 131. a main chamber; 132. a first communication chamber; 133. a second communication chamber; 2. a first mechanism; 21. a first member; 211. a first channel; 22. a second member; 221. a second channel; 3. a second mechanism; 31. a first fixed pulley; 32. a second fixed pulley; 33. a connecting cable; 34. a floating member.
Detailed Description
First, it should be understood by those skilled in the art that the embodiments described below are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that, in the description of the present invention, terms such as "left", "right", "inner", and the like, indicating directions or positional relationships are based on directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Based on the background, the problem of large noise generated by the refrigerant mixed with the gas and the liquid in the existing air conditioning system when the refrigerant flows through an expansion valve is pointed out. The invention provides a refrigerant noise reduction device and an air conditioner comprising the same, which aim to reduce noise generated when the refrigerant passes through an expansion valve by separating a gas-liquid mixed state refrigerant and only allowing the liquid refrigerant to be discharged from the device.
Referring first to fig. 1, fig. 1 is a schematic structural diagram of a refrigerant noise reduction device according to the present invention.
As shown in fig. 1, the refrigerant noise reduction device of the invention comprises a body 1, a first mechanism 2 and a second mechanism 3, wherein the body 1 has an inlet 11 and an outlet 12, and a chamber 13 is provided in the body 1, the chamber 13 communicates with the inlet 11 and the outlet 12, and refrigerant flows into the chamber 13 from the inlet 11 and finally flows out from the outlet 12; the first mechanism 2 is located within the chamber 13, the first mechanism 2 being capable of plugging and opening the outlet 12; the second means 3 is also located in the chamber 13 and the second means 3 is connected to the first means 2, the second means 3 being arranged to move the first means 2 when all of the refrigerant in the chamber 13 is in the liquid state so that the first means 2 opens the outlet 12.
That is, initially, the first mechanism 2 seals the outlet 12, the refrigerant (including the gaseous refrigerant and the liquid refrigerant) cannot flow out from the outlet 12 after entering the chamber 13 from the inlet 11, the refrigerant in the chamber 13 gradually increases, the space in the chamber 13 continuously decreases as the refrigerant continuously increases, the liquid refrigerant extrudes the gaseous refrigerant out of the chamber 13, and when the refrigerant in the chamber 13 is all the liquid refrigerant, the second mechanism 3 drives the first mechanism 2 to move, so that the first mechanism 2 opens the outlet 12, and at this time, the liquid refrigerant in the chamber 13 can be discharged from the outlet 12.
In this way, the refrigerant noise reduction device of the present invention can be arranged at the upstream end of the electronic expansion valve, and by means of the device, only liquid refrigerant can be ensured to pass through the electronic expansion valve, noise is reduced, and customer experience is improved.
Preferably, as shown in fig. 1, the first mechanism 2 includes a first member 21 and a second member 22, the first member 21 is located between the second member 22 and the outlet 12, the second member 22 is connected to the second mechanism 3, the first member 21 has a first channel 211 thereon, the second member 22 has a second channel 221 thereon, a left end of the first channel 211 communicates with the outlet 12, a right end of the second channel 221 communicates with the chamber 13, when the first member 21 and the second member 22 are in a connected state, the right end of the first channel 211 is in a disconnected state with the left end of the second channel 221, and when the refrigerant in the chamber 13 is all liquid refrigerant, the second mechanism 3 can drive the second member 22 to move so as to connect the right end of the first channel 211 with the left end of the second channel 221.
Initially, the first member 21 and the second member 22 are in a connected state, the first channel 211 on the first member 21 and the second channel 221 on the second member 22 are also in a disconnected state, after the refrigerant (including the gaseous refrigerant and the liquid refrigerant) enters the chamber 13 from the inlet 11, the second member 22 is given a leftward pressure, so that the second member 22 continues to be in a connected state with the first member 21, the refrigerant cannot flow out of the outlet 12, the refrigerant in the chamber 13 is gradually increased, the space in the chamber 13 is continuously reduced along with the continuous increase of the refrigerant, the liquid refrigerant can push the gaseous refrigerant out of the chamber 13, and when the refrigerant in the chamber 13 is all the liquid refrigerant, the second mechanism 3 drives the second member 22 to move rightward, so that the right end of the first channel 211 is communicated with the left end of the second channel 221, and the outlet 12 is opened, at the moment, the liquid refrigerant in the chamber 13 can be discharged from the outlet 12.
It should be noted that the first member 21 may be fixed, i.e. fixedly connected to the inner wall of the chamber 13, or the first member 21 may be movable, i.e. slide laterally along the chamber 13, but in this case, the movable space of the first member 21 needs to be limited, and such flexible adjustment and modification do not deviate from the principle and scope of the present invention, and should be limited within the scope of protection of the present invention. Of course, it is preferable to fixedly connect the first member 21 to the inner wall of the chamber 13.
It should be further noted that, in practical applications, the first member 21 may be omitted, that is, only the second member 22 may be retained, in which case the size of the outlet 12 may be reduced adaptively, which is equivalent to forming the outlet 12 on a sealing plate, connecting the second member 22 with the sealing plate to seal the outlet 12, and when the second member 22 moves rightward, the second channel 221 on the second member 22 communicates with the outlet 12 to open the outlet 12, etc., such modifications and changes to the specific structure of the first mechanism 2 are not limited by the principle and scope of the present invention. It is of course preferable that the first mechanism 2 adopts the above-described structure of the first member 21 and the second member 22, which facilitates design and processing, and thus can reduce costs.
In addition, it should be noted that a sliding rib may be provided on the peripheral side of the second member 22, and the sliding rib may extend in the moving direction of the second member 22, the number of sliding ribs may be set to one, or the number of sliding ribs may be set to plural, and the plural sliding ribs may be uniformly distributed in the peripheral direction of the second member 22, and correspondingly, one or plural sliding grooves may be provided at corresponding positions of the inner wall of the chamber 13, and the sliding rib may move along the sliding grooves; alternatively, the installation position of the sliding rib and the sliding groove may be interchanged, that is, the sliding groove is provided on the second member 22, and the sliding rib is provided on the inner wall of the chamber 13; the second member 22 is facilitated to move by the sliding bar sliding engagement with the sliding channel.
Preferably, as shown in fig. 1, a surface of the first member 21 adjacent to the second member 22 (a right end surface of the first member 21 in the drawing) is a plane, a surface of the second member 22 adjacent to the first member 21 (a left end surface of the second member 22 in the drawing) is also a plane, and the first passages 211 are offset from the second passages 221.
When the second member 22 is attached to the first member 21, the right end face of the first member 21 closes the left end of the second channel 221, the left end face of the second member 22 closes the right end of the first channel 211, thereby disconnecting the first channel 211 from the second channel 221, and when the second member 22 moves rightward, both the right end of the first channel 211 and the left end of the second channel 221 are opened, thereby communicating the first channel 211 with the second channel 221.
It should be noted that, the right end surface of the first member 21 and the left end surface of the second member 22 may be vertical planes, or may be inclined planes, which are flexibly adjusted and changed without departing from the principle and scope of the present invention, and should be limited in the protection scope of the present invention. Of course, it is preferable to set both the right end face of the first member 21 and the left end face of the second member 22 to vertical planes.
It should be noted that, the first channel 211 may be configured as a cylindrical structure, or may be configured as a truncated cone structure, or may be configured as an annular structure; likewise, the second channel 221 may be configured in a cylindrical structure, or the second channel 221 may be configured in a circular truncated cone structure, or may be configured in a ring structure, etc., and such modifications and changes to the specific shapes of the first channel 211 and the second channel 221 are not limited by the principle and scope of the present invention.
Preferably, as shown in fig. 1, the first channel 211 is a cylindrical channel. The first channel 211 is shown disposed in a central position of the first member 21.
It should be noted that the first channel 211 may also be disposed near the top of the first member 21, or the first channel 211 may also be disposed near the bottom of the first member 21, etc., and further, the first channel 211 may be cylindrical, square, etc., and such modifications and changes to the specific location and specific shape of the first channel 211 do not depart from the principles and scope of the present invention, and should be limited to the scope of the present invention. Preferably, the first channel 211 is cylindrical and is provided at a central position of the first member 21, and has a simple structure and is convenient for processing.
Preferably, as shown in fig. 1, the second channel 221 is an annular channel. In the case where the first passage 211 is provided at the center position of the first member 21, the second passage 221 is provided close to the peripheral side of the second member 22.
Preferably, as shown in fig. 1, the second mechanism 3 comprises a connecting assembly and a floating member 34, wherein the floating member 34 is connected to the second member 22 of the first mechanism 2 by the connecting assembly, and when the refrigerant in the chamber 13 is all in a liquid state, the floating member 34 floats upward to move the second member 22 of the first mechanism 2 rightward by the connecting assembly, and thus the first mechanism 2 opens the outlet 12. Through such setting, the first mechanism 2 realizes opening or the closed state easily, simple structure improves customer's experience degree.
It should be noted that, when the first mechanism 2 is in the closed state in the initial state, the floating member 34 itself has a certain gravity, at the beginning, the liquid refrigerant in the chamber 13 is less, the floating member 34 cannot be floated, and as the content of the liquid refrigerant in the chamber 13 increases gradually, when the refrigerant in the chamber 13 of the refrigerant noise reduction device is all the liquid refrigerant, the floating member 34 receives a buoyancy greater than the gravity of the floating member 34 itself, so that the floating member 34 moves upwards, and the second member 22 of the first mechanism 2 is driven to move rightward by the connection assembly, so that the first channel 211 and the second channel 221 of the first mechanism 2 are caused to communicate, and the outlet 12 is opened.
Preferably, as shown in fig. 1, the connecting assembly comprises a first fixed pulley 31, a second fixed pulley 32 and a connecting rope 33, wherein the first fixed pulley 31 is positioned above the second fixed pulley 32, one end of the connecting rope 33 is fixedly connected with the second member 22 of the first mechanism 2, and the other end of the connecting rope 33 sequentially bypasses the first fixed pulley 31 and the second fixed pulley 32 to be fixedly connected with the floating member 34.
It should be noted that, the first fixed pulley 31 and the second fixed pulley 32 are both fixed in the chamber 13, and the combination of the first fixed pulley 31 and the second fixed pulley 32 can adjust the tension in the vertical direction to the tension in the horizontal direction; meanwhile, annular grooves are formed in the circumferential sides of the first fixed pulley 31 and the second fixed pulley 32, and the annular grooves are recessed in the radial direction, so that the connecting rope 33 can be prevented from being separated from the first fixed pulley 31 and the second fixed pulley 32, friction force between the connecting rope 33 and the first fixed pulley 31 and the second fixed pulley 32 can be reduced, and normal operation of the second mechanism 3 is guaranteed.
It should be noted that, one end of the connecting cable 33 may be fixed at the center of the second member 22, or may be fixed at a position near the lower portion of the second member 22, or may be fixed at a position near the upper portion of the second member 22; likewise, the other end of the connecting cable 33 may be fixed at the center of the floating member 34 or at another position of the floating member 34, preferably, both ends of the connecting cable 33 are fixed at the center of the second member 22 and the center of the floating member 34, respectively, so as to ensure that the second member 22 and the floating member 34 are uniformly stressed and perpendicular to the surface of the second member 22, ensure that the resistance applied to the second member 22 in the axial direction is minimum, and ensure the tensile force of the second member 22 moving in the axial direction.
Preferably, the floating member 34 may be provided as a floating ball, or the floating member 34 may be provided as a floating block, preferably, the floating member 34 is provided as a floating ball, so that the floating member 34 is uniformly stressed when floating upwards, the buoyancy generated by the floating member 34 is ensured to be distributed along the radial direction all the time, the floating member 34 is enabled to move upwards at a uniform speed, and the second member 22 is driven to slide rightwards at a uniform speed, so that uninterrupted noise generation is avoided.
Preferably, as shown in fig. 1, the chamber 13 of the present invention comprises a main chamber 131, a first communicating chamber 132 and a second communicating chamber 133, wherein two ends of the first communicating chamber 132 are respectively communicated with the inlet 11 and the main chamber 131, two ends of the second communicating chamber 133 are respectively communicated with the outlet 12 and the main chamber 131, the first mechanism 2 is located in the second communicating chamber 133, one part of the second mechanism 3 is located in the main chamber 131, and the other part of the second mechanism 3 is located in the second communicating chamber 133.
The main chamber 131 is located between the first communication chamber 132 and the second communication chamber 133, and the first communication chamber 132 is located on the right side and the second communication chamber 133 is located on the left side, and the main chamber 131 is located in the middle in the drawing; the internal diameter of first intercommunication cavity 132 equals with the internal diameter of second intercommunication cavity 133, and the internal diameter of first intercommunication cavity 132 is less than the internal diameter of main cavity 131, and simultaneously, the roof of first intercommunication cavity 132, second intercommunication cavity 133 and main cavity 131 is parallel and level mutually, and the production of being convenient for improves the aesthetic measure, is convenient for the flow of refrigerant in cavity 13 simultaneously.
The inner diameter of the second communication chamber 133 is matched to the outer diameter of the first mechanism 2 (the first member 21 and the second member 22), so that the refrigerant is prevented from flowing out from the peripheral side of the first mechanism 2; the floating member 34 is positioned in the main chamber 131, and the bottom end of the floating member 34 is abutted against the bottom wall of the main chamber 131; meanwhile, the top of the floating member 34 may be flush with the bottom wall of the second communication chamber 133, or the top of the floating member 34 may be lower than the bottom wall of the second communication chamber 133. Preferably, the top of the floating member 34 is lower than the bottom wall of the second communication chamber 133. At this time, the floating member 34 is floated upward and does not interfere with the second communication chamber 133, so that the liquid refrigerant can be ensured to smoothly flow out of the outlet 12 through the second communication chamber 133.
On the other hand, the invention also provides an air conditioner which comprises the refrigerant noise reduction device, wherein the refrigerant noise reduction device is arranged at the upstream end of the electronic expansion valve of the air conditioner, and can effectively reduce noise generated by the air conditioner and improve the experience of customers when the air conditioner operates.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will fall within the scope of the present invention.
Claims (8)
1. A refrigerant noise reduction device, characterized in that the refrigerant noise reduction device comprises:
a body having an inlet and an outlet, a chamber disposed within the body, the chamber in communication with the inlet and the outlet;
a first mechanism located within the chamber, the first mechanism being capable of plugging and opening the outlet; and
a second mechanism located within the chamber, the second mechanism being connected to the first mechanism, the second mechanism being arranged to move the first mechanism when all of the refrigerant within the chamber is in a liquid state, so that the first mechanism opens the outlet;
the first mechanism comprises a first member and a second member, the first member is positioned between the second member and the outlet, the second member is connected with the second mechanism, a first channel is arranged on the first member, a second channel is arranged on the second member, one end of the first channel is communicated with the outlet, one end of the second channel is communicated with the cavity, when the first member and the second member are in a connection state, the other end of the first channel and the other end of the second channel are in a disconnection state, and when the refrigerant in the cavity is in a liquid state, the second mechanism can drive the second member to move so that the other end of the first channel and the other end of the second channel are communicated; the first channel and the second channel are staggered;
the second mechanism comprises a connecting assembly and a floating member, the floating member is connected with the first mechanism through the connecting assembly, when all the refrigerant in the cavity is in a liquid state, the floating member floats upwards so as to drive the first mechanism to move through the connecting assembly, and therefore the first mechanism opens the outlet.
2. The refrigerant noise reduction device of claim 1, wherein a face of the first member adjacent to the second member is planar and a face of the second member adjacent to the first member is also planar.
3. The refrigerant noise reduction device of claim 2, wherein the first channel is a cylindrical channel.
4. The refrigerant noise reduction device of claim 2, wherein the second channel is an annular channel.
5. The refrigerant noise reduction device according to claim 1, wherein the connecting assembly comprises a first fixed pulley, a second fixed pulley and a connecting cable, the first fixed pulley is located above the second fixed pulley, one end of the connecting cable is fixedly connected with the first mechanism, and the other end of the connecting cable sequentially bypasses the first fixed pulley and the second fixed pulley to be fixedly connected with the floating member.
6. The refrigerant noise reduction device as defined in claim 5, wherein said floating member is a float ball or a float block.
7. A refrigerant noise reduction device as defined in any one of claims 1 to 6, wherein the chamber comprises a main chamber, a first communication chamber and a second communication chamber, both ends of the first communication chamber being in communication with the inlet and the main chamber, respectively, both ends of the second communication chamber being in communication with the outlet and the main chamber, respectively, the first mechanism being located in the second communication chamber, a portion of the second mechanism being located in the main chamber, and another portion of the second mechanism being located in the second communication chamber.
8. An air conditioner characterized in that it comprises the refrigerant noise reduction device according to any one of claims 1 to 7.
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| CN202110750112.9A CN113776187B (en) | 2021-07-02 | 2021-07-02 | Refrigerant noise reduction device and air conditioner comprising same |
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| CN113776187B true CN113776187B (en) | 2023-05-26 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070099780A (en) * | 2006-04-05 | 2007-10-10 | 엘지전자 주식회사 | Noise reducing device and air conditioner |
| CN111472958A (en) * | 2020-03-16 | 2020-07-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Silencer structure, compressor and refrigerator with same |
| CN112097455A (en) * | 2019-06-18 | 2020-12-18 | 青岛海尔电冰箱有限公司 | Pipeline silencer and refrigerator comprising same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114502896B (en) * | 2019-10-04 | 2024-03-29 | 三星电子株式会社 | Air conditioner |
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2021
- 2021-07-02 CN CN202110750112.9A patent/CN113776187B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070099780A (en) * | 2006-04-05 | 2007-10-10 | 엘지전자 주식회사 | Noise reducing device and air conditioner |
| CN112097455A (en) * | 2019-06-18 | 2020-12-18 | 青岛海尔电冰箱有限公司 | Pipeline silencer and refrigerator comprising same |
| CN111472958A (en) * | 2020-03-16 | 2020-07-31 | 珠海格力节能环保制冷技术研究中心有限公司 | Silencer structure, compressor and refrigerator with same |
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