CN108195051B - Refrigerant heating device and air conditioner - Google Patents
Refrigerant heating device and air conditioner Download PDFInfo
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- CN108195051B CN108195051B CN201711194135.6A CN201711194135A CN108195051B CN 108195051 B CN108195051 B CN 108195051B CN 201711194135 A CN201711194135 A CN 201711194135A CN 108195051 B CN108195051 B CN 108195051B
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- outer cylinder
- inner cylinder
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 69
- 238000010438 heat treatment Methods 0.000 title claims abstract description 65
- 238000005485 electric heating Methods 0.000 claims description 21
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 18
- 239000000395 magnesium oxide Substances 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 description 21
- 238000010257 thawing Methods 0.000 description 16
- 238000003466 welding Methods 0.000 description 6
- 238000004378 air conditioning Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- 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
- F24F13/02—Ducting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a refrigerant heating device and an air conditioner, wherein the refrigerant heating device comprises: an outer cylinder (1); an inner cylinder body (2), wherein the inner cylinder body (2) is positioned inside the outer cylinder body (1) and forms an outer cavity (3) between the inner cylinder body and the outer cylinder body, and an inner cavity (4) is formed inside the inner cylinder body (2); a rib (7) arranged in the outer chamber (3) and connected between the outer wall of the inner cylinder (2) and the inner wall of the outer cylinder (1); the refrigerant pipeline (5) is penetrated in the outer chamber (3); -a heating member (6), the heating member (6) being arranged in the inner chamber (4). According to the invention, the heat of the heating part can be transferred to the refrigerant pipeline in the outer cavity through the inner cylinder body and the ribs, so that the heat transfer is more uniform, the heat is fully transferred to the outer cavity, the heat transfer quantity is larger, the refrigerant in the refrigerant pipeline obtains uniformly distributed heat, the uniform temperature is achieved, and the heat exchange efficiency is effectively improved.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to a refrigerant heating device and an air conditioner.
Background
The defrosting heat of the existing heat pump air conditioning system mainly comes from the compressor to do work, and if the indoor heat supply is continued during defrosting, the heat for defrosting can be blown into the indoor, so that the defrosting capacity is weakened.
The prior refrigerant heating device adopts a sleeve form, the inner tube is a heating device, the outer tube is a refrigerant channel, and the refrigerant enters from the outer tube to absorb heat transferred from the inner tube to finish heating, but the prior art refrigerant heating device has uneven temperature distribution and small heat exchange area, thereby causing local overheating of the device or low heat exchange efficiency.
Because the heat pump air conditioning system in the prior art cannot supply heat during defrosting, even heat can be absorbed from the indoor for defrosting, so that the indoor temperature fluctuation is large, the comfort is poor, and the use experience of a user is seriously affected; the electric heating device has the technical problems of higher cost, uneven temperature distribution, low heat exchange efficiency, unfavorable large-scale popularization and application and the like, so the invention designs the refrigerant heating device and the air conditioner.
Disclosure of Invention
Therefore, the invention aims to overcome the defects of uneven temperature distribution and low heat exchange efficiency of a heating device of an air conditioning system in the prior art, thereby providing a refrigerant heating device and an air conditioner.
The invention provides a refrigerant heating device, which comprises:
an outer cylinder;
an inner cylinder body which is positioned in the outer cylinder body and forms an outer cavity therebetween, and an inner cavity is formed in the inner cylinder body;
a rib disposed in the outer chamber and connected between the outer wall of the inner cylinder and the inner wall of the outer cylinder;
the refrigerant pipeline penetrates through the outer chamber;
and a heating member disposed in the inner chamber.
Preferably, the method comprises the steps of,
the outer cylinder body and the outer cylinder body are coaxial cylinders, and the fins are multiple and distributed between the inner cylinder body and the outer cylinder body along the circumferential direction.
Preferably, the method comprises the steps of,
the fin group is arranged in the outer cavity and positioned between the two fins, and comprises a plurality of fins which are arranged along the axial direction.
Preferably, the method comprises the steps of,
the fin group is provided with a through hole which can accommodate the refrigerant pipeline to pass through along the axial direction.
Preferably, the method comprises the steps of,
and a fin group is arranged between every two adjacent fins, and a plurality of fin groups are uniformly distributed along the circumferential direction to form a circular column-shaped fin ring body.
Preferably, the method comprises the steps of,
and heat conduction oil is filled in the outer chamber and between the gaps of the fins.
Preferably, the method comprises the steps of,
the cooling medium pipeline cooling device is characterized by further comprising a front end cover arranged at the front end of the axial direction of the outer cylinder body and a rear end cover arranged at the rear end of the axial direction of the outer cylinder body, wherein a plurality of containing holes capable of allowing the cooling medium pipeline to pass through are formed in the front end cover and the rear end cover.
Preferably, the method comprises the steps of,
a channel is formed in the front end cover at a position opposite to the inner cavity to accommodate the heating component to penetrate through the front end cover and extend into the inner cavity.
Preferably, the method comprises the steps of,
the inner cylinder body is sealed independently corresponding to one axial end of the rear end cover, and one axial end of the inner cylinder body corresponding to the front end cover extends outwards for a distance relative to the axial front end of the outer cylinder body in the axial direction.
Preferably, the method comprises the steps of,
the front end cover and the rear end cover are welded and sealed with the outer cylinder body.
Preferably, the method comprises the steps of,
the outer cylinder body and the inner cylinder body are cast by aluminum or stainless steel,
and/or the front end cover and the rear end cover are made of aluminum materials;
and/or, the outer surface of the outer cylinder is wrapped with an insulating layer.
Preferably, the method comprises the steps of,
the heating component is an electric heating body:
comprises an electric heating wire and a magnesium oxide rod, wherein the electric heating wire is wound on the magnesium oxide rod,
or comprises an electric heating wire and a magnesia cylinder, wherein the electric heating wire is inserted in the magnesia cylinder.
The invention also provides an air conditioner, which comprises the refrigerant heating device.
The refrigerant heating device and the air conditioner provided by the invention have the following beneficial effects:
1. according to the refrigerant heating device and the air conditioner, the outer cavity is formed between the inner cylinder body and the outer cylinder body through the outer cylinder body and the inner cylinder body which are sleeved, and the inner cavity is formed in the inner cylinder body; a rib disposed in the outer chamber and connected between the outer wall of the inner cylinder and the inner wall of the outer cylinder; the refrigerant pipeline penetrates through the outer chamber; the heating component is arranged in the inner chamber, and can transfer heat of the heating component to a refrigerant pipeline in the outer chamber through the inner cylinder body and the ribs, so that the heat transfer is more uniform and the heat is fully transferred to the outer chamber, the heat transfer quantity is larger, the refrigerant in the refrigerant pipeline obtains uniformly distributed heat to reach uniform temperature, and the heat exchange efficiency is effectively improved;
2. according to the refrigerant heating device and the air conditioner, the heat transfer efficiency of the refrigerant pipeline in the outer cavity can be further improved through the fin group, so that heat transfer is more uniform and larger heat transfer quantity is obtained; the heat conduction oil filled among the fin gaps can further improve the heating efficiency of the refrigerant pipeline, so that the heat transfer is more uniform and the larger heat transfer quantity is obtained.
Drawings
FIG. 1 is a schematic view showing a three-dimensional appearance of a refrigerant heating apparatus according to the present invention;
FIG. 2 is a schematic view of the structure of the sleeve of the cooling heating apparatus of FIG. 1 in the direction A;
fig. 3 is an exploded view of the refrigerant heating device according to the present invention.
The reference numerals in the drawings are as follows:
1. an outer cylinder; 2. an inner cylinder; 3. an outer chamber; 4. an inner chamber; 5. a refrigerant pipe; 51. an inlet pipe; 52. an outlet tube; 6. a heating member; 7. a rib; 8. a fin group; 81. a through hole; 9. a front end cover; 10. and a rear end cover.
Detailed Description
As shown in fig. 1 to 3, the present invention provides a refrigerant heating apparatus, comprising:
an outer cylinder 1;
an inner cylinder 2, wherein the inner cylinder 2 is positioned inside the outer cylinder 1, an outer chamber 3 is formed between the inner cylinder 2 and the outer cylinder, and an inner chamber 4 is formed inside the inner cylinder 2;
a rib 7 disposed in the outer chamber 3 and connected between the outer wall of the inner cylinder 2 and the inner wall of the outer cylinder 1 (preferably, the rib is fixedly connected with the outer wall of the inner cylinder and the inner wall of the outer cylinder, and more preferably, the rib is integrally formed with the inner cylinder and the outer cylinder);
a refrigerant pipe 5 (preferably a coil pipe) penetrating the outer chamber 3;
a heating member 6, said heating member 6 being arranged in said inner chamber 4.
An outer cavity is formed between the inner cylinder body and the outer cylinder body through the sleeved outer cylinder body and inner cylinder body, and an inner cavity is formed inside the inner cylinder body; a rib disposed in the outer chamber and connected between the outer wall of the inner cylinder and the inner wall of the outer cylinder; the refrigerant pipeline penetrates through the outer chamber; the heating component is arranged in the inner cavity, heat of the heating component can be transferred to a refrigerant pipeline in the outer cavity through the inner cylinder body and the ribs, so that heat transfer is more uniform and sufficient, heat is transferred to the outer cavity, heat transfer quantity is larger, refrigerant in the refrigerant pipeline obtains uniformly distributed heat, uniform temperature is achieved, and heat exchange efficiency is effectively improved.
The existing heat pump air conditioning system can not supply heat during defrosting, and even can absorb heat from the indoor for defrosting, so that the indoor temperature fluctuation is large, the comfort is poor, and the use experience of a user is seriously affected.
The existing electric heating device has the disadvantages of higher cost, uneven temperature distribution and low heat exchange efficiency, and is not beneficial to large-scale popularization and application.
The refrigerant heating device can provide heat for the heat pump system under the condition of being started. The heating capacity of the system can be improved by starting the system during the heating operation, and the heating time of the system can be prolonged. The defrosting heat can be increased by opening the device in the defrosting period, so that the defrosting speed is increased. If the internal fan and the internal fan are simultaneously started during defrosting, continuous heat supply of the system can be realized, and defrosting speed is guaranteed.
The device consists of a ribbed sleeve, a finned set, an electric heating body, a coil pipe, a front end cover and a rear end cover, and the device has the ribbed set and the finned set, so that heat can be efficiently and uniformly transferred.
In addition, the device is directly connected in series in the original system without additionally arranging a parallel pipeline, so that the cost of the three-way valve and the parallel pipeline can be saved.
Preferably, the method comprises the steps of,
the outer cylinder 1 and the inner cylinder 2 are coaxial cylinders, and the fins 7 are a plurality of and distributed between the inner cylinder 2 and the outer cylinder 1 along the circumferential direction. The invention is a preferable structural form of the sleeve-type inner and outer cylinders, and the fins are a plurality of fins which can improve the heat transfer performance and the heat uniformity.
Preferably, the method comprises the steps of,
the heat exchanger further comprises a fin group 8 arranged in the outer chamber 3 and positioned between the two fins 7, wherein the fin group 8 comprises a plurality of fins which are arranged in a stacking manner along the axis direction of the cylinder body, and a plurality of fins are arranged along the axial direction. Preferably, the fins are fenestration fins with openings on the surface. The heat transfer efficiency of the refrigerant pipeline in the outer chamber can be further improved through the fin group, so that heat transfer is more uniform and larger heat transfer quantity is obtained.
Preferably, the method comprises the steps of,
the fin group 8 is provided with a through hole 81 in the axial direction, which can accommodate the refrigerant pipe 5. The through holes can accommodate the refrigerant pipeline to pass through, so that the refrigerant flows through the refrigerant pipeline and exchanges heat with the fin group in the through holes, and the heat exchange efficiency is further effectively improved.
Preferably, the method comprises the steps of,
a fin group 8 is arranged between every two adjacent fins 7, and a plurality of fin groups 8 are uniformly distributed along the circumferential direction to form a circular column-shaped fin ring body. The invention is a preferable matching form between the fin groups and the fins, one fin group is just inserted into the space surrounded by two adjacent fins and the inner cylinder and the outer cylinder, and the space can be utilized to exchange heat for the refrigerant pipeline with high efficiency, thereby improving the heat exchange efficiency.
Two adjacent fins form a space together with the outer wall of the inner cylinder body and the inner wall of the outer cylinder body, and each fin group 8 is respectively arranged in one space.
Preferably
Heat transfer oil is also filled in the outer chamber 3 between the gaps of the plurality of fins.
The invention relates to a refrigerant heating device which adopts an electric heating mode to provide heat for an air conditioner during defrosting, and mainly comprises cylindrical ribbed sleeves, a ribbed group, an electric heater, a coil pipe, a front end cover and a rear end cover. The refrigerant heating module is connected with an original pipeline of the air conditioner by welding through an inlet pipe and an outlet pipe.
The rib sleeve is provided with an outer cavity and an inner cavity, wherein the outer cavity is an independent cavity separated by ribs; an electric heating body is arranged in the inner chamber; the fin groups are respectively positioned in the independent outer cavities, and the U-shaped coil pipe passes through each fin group; the fin group is formed by windowing fins with holes on the surfaces; filling heat conducting oil into gaps of fin groups in the outer cavity; the rear end of the inner cavity is sealed independently, the front end wall of the inner cavity is higher than the front end wall of the ribbed sleeve, and the electric heating body is inserted from the front end cover. The device can be started during heating and defrosting, and after the device is started, the generated heat is taken out by the refrigerant flowing through the coil pipe and used for indoor heat supply or defrosting of an external heat exchanger.
Preferably, the method comprises the steps of,
the cooling medium pipeline cooling device further comprises a front end cover 9 arranged at the front end of the axial direction of the outer cylinder body 1 and a rear end cover 10 arranged at the rear end of the axial direction of the outer cylinder body 1, wherein a plurality of containing holes capable of allowing the cooling medium pipeline 5 to pass through are formed in the front end cover 9 and the rear end cover 10. The outer cylinder can be sealed, especially heat conduction oil is prevented from leaking from the outer chamber, the refrigerant pipeline can pass through the containing holes arranged on the front end cover and the rear end cover, so that the refrigerant pipeline enters the outer chamber to be heated, and the heated refrigerant passes through the front end cover and the rear end cover to be sent out of the outer chamber.
Preferably, the method comprises the steps of,
a channel (preferably a circular hole) is formed in the front end cover 9 at a position opposite to the inner chamber 4, so as to accommodate the heating element 6 to penetrate therethrough to extend into the inner chamber 4. The provision of the channel in the front end cap allows the heating element to pass therethrough and deep into the interior chamber, providing mounting conditions for the arrangement of the heating element.
Preferably, the method comprises the steps of,
the axial end of the inner cylinder 2 corresponding to the rear end cover 10 is sealed independently, and the axial end of the inner cylinder 2 corresponding to the front end cover 9 extends outwards by a distance relative to the axial front end of the outer cylinder 1 in the axial direction. I.e. the inner chamber front end wall surface is higher than the fin sleeve front end wall surface.
This can prevent the conduction oil from entering the inner chamber 4 to affect the normal operation of the heating member 6.
The refrigerant pipeline 5 (preferably coil pipe) passes through the fin group 8 and is inserted into the outer chamber 3 of the fin sleeve (namely the outer cylinder 1), the whole refrigerant pipeline is in U-shaped layout, and heat conduction oil is filled in gaps of the fin group 8 in the outer chamber 3. The electrothermal body is inserted from the front end of the ribbed sleeve (i.e. the outer cylinder 1), and the rear end of the inner chamber 4 is sealed separately from the outer chamber 3. The rear end of the ribbed sleeve (i.e. the outer cylinder 1) is sealed by a rear end cover 10, and the front end is sealed by a front end cover 9.
Preferably, the method comprises the steps of,
the front end cover 9 and the rear end cover 10 are welded and sealed with the outer cylinder body.
Preferably, the rear end of the inner chamber 4 is welded by a fish scale type welding seam.
Preferably, the front end cover and the rear end cover are both in sealing welding with the ribbed sleeve (namely the outer cylinder 1) to form a sealing body, so that heat conduction oil leakage is avoided, and the welding seam is also formed by welding fish scale type welding seams.
Preferably, the method comprises the steps of,
the outer cylinder 1 and the inner cylinder 2 are cast by aluminum or stainless steel,
and/or, the front end cover 9 and the rear end cover 10 are made of aluminum materials;
and/or, the outer surface of the outer cylinder body 1 is wrapped with an insulating layer.
The heat-insulating material is a preferable manufacturing material for the outer cylinder body, the inner cylinder body, the front end cover and the rear end cover, the structural strength of the heat-insulating material can be ensured, and the heat-insulating layer is coated on the outer surface of the outer cylinder body to prevent internal heat from being emitted outwards, so that the heating effect on a refrigerant is improved, the heat dissipation is prevented, and the heat exchange efficiency is improved.
Preferably, the method comprises the steps of,
the heating component 6 is an electric heating body:
comprises an electric heating wire and a magnesium oxide rod, wherein the electric heating wire is wound on the magnesium oxide rod,
or comprises an electric heating wire and a magnesia cylinder, wherein the electric heating wire is inserted in the magnesia cylinder. Zhou Weibu has a fuse and a temperature limiter.
This is the preferred structural form of the heating element of the present invention, which is capable of heating and transferring heat and ensuring safety.
The invention also provides an air conditioner, which comprises the refrigerant heating device. The refrigerant heating device can transfer the heat of the heating part to the refrigerant pipeline in the outer cavity through the inner cylinder body and the ribs, so that the heat transfer is more uniform, the heat is fully transferred to the outer cavity, the heat transfer quantity is larger, the refrigerant in the refrigerant pipeline obtains uniformly distributed heat, the uniform temperature is achieved, and the heat exchange efficiency is effectively improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention. The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (8)
1. A refrigerant heating device, characterized in that: comprising the following steps:
an outer cylinder (1);
an inner cylinder body (2), wherein the inner cylinder body (2) is positioned inside the outer cylinder body (1) and forms an outer cavity (3) between the inner cylinder body and the outer cylinder body, and an inner cavity (4) is formed inside the inner cylinder body (2);
a rib (7) arranged in the outer chamber (3) and connected between the outer wall of the inner cylinder (2) and the inner wall of the outer cylinder (1);
the refrigerant pipeline (5) is penetrated in the outer chamber (3);
-a heating member (6), the heating member (6) being arranged in the inner chamber (4);
the outer cylinder (1) and the inner cylinder (2) are coaxial cylinders, and the fins (7) are distributed between the inner cylinder (2) and the outer cylinder (1) along the circumferential direction;
the heat exchanger further comprises a fin group (8) arranged in the outer chamber (3) and positioned between the two fins (7), wherein the fin group (8) comprises a plurality of fins, and the fins are arranged along the axial direction;
the fin group (8) is provided with a through hole (81) which can accommodate the refrigerant pipeline (5) to pass through along the axial direction, and one fin group (8) is arranged between each two adjacent fins (7);
the cooling device further comprises a front end cover (9) arranged at the axial front end of the outer cylinder body (1) and a rear end cover (10) arranged at the axial rear end of the outer cylinder body (1), wherein a plurality of containing holes capable of allowing the refrigerant pipeline (5) to pass through are formed in the front end cover (9) and the rear end cover (10); a channel is formed in the front end cover (9) at a position opposite to the inner cavity (4) so as to accommodate the heating component (6) to penetrate through the front end cover and extend into the inner cavity (4).
2. The refrigerant heating apparatus according to claim 1, wherein:
the fin groups (8) are uniformly distributed along the circumferential direction to form a circular column-shaped fin ring body.
3. The refrigerant heating apparatus according to claim 1, wherein:
and heat conduction oil is filled in the outer chamber (3) and positioned between gaps of the fins.
4. The refrigerant heating apparatus according to claim 1, wherein:
the axial end of the inner cylinder body (2) corresponding to the rear end cover (10) is sealed independently, and the axial end of the inner cylinder body (2) corresponding to the front end cover (9) extends outwards for a distance relative to the axial front end of the outer cylinder body (1) in the axial direction.
5. The refrigerant heating apparatus according to claim 1, wherein:
the front end cover (9) and the rear end cover (10) are welded and sealed with the outer cylinder body.
6. The refrigerant heating apparatus according to claim 1, wherein:
the outer cylinder body (1) and the inner cylinder body (2) are cast by aluminum or stainless steel,
and/or the front end cover (9) and the rear end cover (10) are made of aluminum materials;
and/or the outer surface of the outer cylinder body (1) is wrapped with an insulating layer.
7. The refrigerant heating apparatus according to claim 1, wherein:
the heating component (6) is an electric heating body:
comprises an electric heating wire and a magnesium oxide rod, wherein the electric heating wire is wound on the magnesium oxide rod,
or comprises an electric heating wire and a magnesia cylinder, wherein the electric heating wire is inserted in the magnesia cylinder.
8. An air conditioner, characterized in that: comprising a refrigerant heating device as claimed in any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194135.6A CN108195051B (en) | 2017-11-24 | 2017-11-24 | Refrigerant heating device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194135.6A CN108195051B (en) | 2017-11-24 | 2017-11-24 | Refrigerant heating device and air conditioner |
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| CN108195051A CN108195051A (en) | 2018-06-22 |
| CN108195051B true CN108195051B (en) | 2023-09-22 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109556207A (en) * | 2018-11-30 | 2019-04-02 | 厦门三维丝环保股份有限公司 | A kind of air purifier of high temperature sterilization |
| CN113091357A (en) * | 2021-04-02 | 2021-07-09 | 青岛海尔空调器有限总公司 | Refrigerant heating mechanism and refrigerant filling device |
| CN114146438B (en) * | 2022-01-12 | 2024-11-29 | 巩义市予华仪器有限责任公司 | Rotary evaporator for heating and cooling air medium |
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