CN203454407U - Heat-pump-type hot water supply outdoor unit - Google Patents
Heat-pump-type hot water supply outdoor unit Download PDFInfo
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- CN203454407U CN203454407U CN201320467308.8U CN201320467308U CN203454407U CN 203454407 U CN203454407 U CN 203454407U CN 201320467308 U CN201320467308 U CN 201320467308U CN 203454407 U CN203454407 U CN 203454407U
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Abstract
Provided is a heat-pump-type hot water supply outdoor unit. The heat-pump-type hot water supply outdoor unit can restrain vibration and radiation sounds of the front face portion of a shell of the heat-pump-type hot water supply outdoor unit, and extremely-low-frequency sounds generated from the front face portion of the shell in a high-level mode. The heat-pump-type hot water supply outdoor unit is provided with a base (17), a refrigeration circulation device, a water and refrigeration fluid heat exchanger containing container (3) and the shell, wherein the bottom of the heat-pump-type hot water supply outdoor unit is formed by the base (17), the refrigeration circulation device is borne on the base and provided with a compressor, a water and refrigeration fluid heat exchanger, and an air and refrigeration fluid heat exchanger, the compressor compresses refrigeration fluid, the water and refrigeration fluid heat exchanger conducts heat exchange between the refrigeration fluid and water or other liquid-state heat media, the air and refrigeration fluid heat exchanger conducts heat exchange between the refrigeration fluid and air, the water and refrigeration fluid heat exchanger containing container (3) is arranged on the base and contains the water and refrigeration fluid heat exchanger, and the shell covers at least a part of the refrigeration circulation device. The air and refrigeration fluid heat exchanger is configured on the back face side of the opposite side of the front face portion (18) of the shell, and a part of or the whole area of the lower end (18a) of the front face portion of the shell is located at the position with the same height as the upper end (3b) of the front face portion (3a) of the water and refrigeration fluid heat exchanger containing container.
Description
Technical field
The utility model relates to heat pump-type hot-water supply off-premises station.
Background technology
The heat that can absorb air is carried out manufacture hot water, and the heat pump-type hot-water supply system of energy efficiency excellence is widely used.Heat pump-type hot-water supply off-premises station as the structural element of heat pump-type hot-water supply system is equipped with: make cold-producing medium absorb the hot air-making cryogen heat exchanger, the pressure fan towards this air-making cryogen heat exchanger air-supply, the compressor that cold-producing medium is compressed of air, water refrigerant heat exchanger water being heated by the heat of cold-producing medium etc.In heat pump-type hot-water supply off-premises station in the past, water refrigerant heat exchanger is arranged on the pedestal that forms bottom.Water refrigerant heat exchanger is incorporated in the thermally insulated container of expanded material etc.In addition, this thermally insulated container is incorporated in metal water refrigerant heat exchanger accommodating container.And then the position of the lower end of the front face of the housing of heat pump-type hot-water supply off-premises station is the position (for example, with reference to patent documentation 1) with pedestal equal height.
Patent documentation 1: TOHKEMY 2008-145001 communique
In heat pump-type hot-water supply off-premises station in the past, the area of the housing front face in each face of housing is very big, and the eigentone of housing front face is extremely low.Therefore, when compressor, pressure fan work, the vibration of housing front face, thereby housing front face radiation sound.This sound with extremely low frequency content high level produce.Sound has the characteristic that is more difficult to decay the closer to lower frequency side mostly, and in also variation acoustically.Therefore there is the significantly problem such as deterioration of solemn silence in heat pump-type hot-water supply off-premises station in the past.
Utility model content
The utility model completes in order to solve above-mentioned problem, its object is to provide a kind of vibration and radiation sound that can suppress the housing front face of heat pump-type hot-water supply off-premises station, and can suppress to produce with high level from housing front face the heat pump-type hot-water supply off-premises station of the sound of very low frequencies composition.
The related heat pump-type hot-water supply off-premises station of the utility model possesses: the pedestal that forms bottom; Freezing cycle device, this freezing cycle device carries on pedestal, has: the compressor that cold-producing medium is compressed; Carry out the water refrigerant heat exchanger of the heat exchange between cold-producing medium and water or other aqueous thermal mediums; And the air-making cryogen heat exchanger that carries out the heat exchange between cold-producing medium and air; Be arranged on pedestal, and take in the water refrigerant heat exchanger accommodating container of water refrigerant heat exchanger; And the housing arranging to cover the mode of at least a portion of freezing cycle device, air-making cryogen heat exchanger arrangement is in the side below of the opposition side of the front face of housing, above-mentioned heat pump-type hot-water supply off-premises station is characterised in that, a part for the lower end of the front face of housing or whole region are positioned at the position with the upper end equal height of the front face of water refrigerant heat exchanger accommodating container.
And, heat pump-type hot-water supply off-premises station of the present utility model is characterised in that, in above-mentioned heat pump-type hot-water supply off-premises station, the whole region of the lower end of the front face of housing is positioned at the position with the upper end equal height of the front face of water refrigerant heat exchanger accommodating container.
And, heat pump-type hot-water supply off-premises station of the present utility model is characterised in that, in above-mentioned heat pump-type hot-water supply off-premises station, the lower end of the front face of housing has and is positioned at the part of the position of the upper end equal height of the front face of water refrigerant heat exchanger accommodating container and is positioned at the part with the position of pedestal equal height.
And, heat pump-type hot-water supply off-premises station of the present utility model is characterised in that, in above-mentioned heat pump-type hot-water supply off-premises station, on pedestal, from observing compressor configuration above on the side of water refrigerant heat exchanger accommodating container, between the lower end of the front end of the pedestal at the position being configured at compressor and the front face of housing, be formed with opening, stop up the cover of this opening and be arranged to load and unload.
And; heat pump-type hot-water supply off-premises station of the present utility model is characterised in that; in above-mentioned heat pump-type hot-water supply off-premises station, heat pump-type hot-water supply off-premises station possesses a part for front face or the guard block in whole region that covers water refrigerant heat exchanger accommodating container.
And heat pump-type hot-water supply off-premises station of the present utility model is characterised in that, in above-mentioned heat pump-type hot-water supply off-premises station, guard block can load and unload.
According to the utility model, can suppress vibration and the radiation sound of the housing front face of heat pump-type hot-water supply off-premises station.As a result, can suppress to produce with high level from housing front face the situation of the sound of very low frequencies composition.In addition, the use amount of metal material can be cut down, material cost and weight can be reduced.Therefore, can access the heat pump-type hot-water supply off-premises station of excellence aspect solemn silence and cost.
Accompanying drawing explanation
Fig. 1 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model is shown.
Fig. 2 is the exploded perspective view of the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model.
Fig. 3 is the exploded perspective view of pedestal, water refrigerant heat exchanger and water refrigerant heat exchanger accommodating container that the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model is shown.
Fig. 4 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 2 of the present utility model is shown.
Fig. 5 is the exploded perspective view of pedestal, water refrigerant heat exchanger and water refrigerant heat exchanger accommodating container that the heat pump-type hot-water supply off-premises station of embodiment 3 of the present utility model is shown.
Fig. 6 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 4 of the present utility model is shown.
Fig. 7 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 5 of the present utility model is shown.
Label declaration:
1,1A, 1B, 1C: heat pump-type hot-water supply off-premises station; 2: compressor; 3: water refrigerant heat exchanger accommodating container; 3a: front face; 3b: upper end; 3c: extension above; 4: suction line; 5: discharge pipe; 6: pressure fan; 7: air-making cryogen heat exchanger; 8: water refrigerant heat exchanger; 9: electric component containing box; 9a: terminal board; 10: take in encirclement parts; 11: take in cover; 12: thermally insulated container; 13: heat-insulating cover; 14: Machine Room; 15: supply fan room; 16: demarcation strip; 17: pedestal; 18: housing front face; 18a, 18c, 18d: lower end; 18b: Machine Room side extension; 19: housing rear face; 20: face on housing; 21: housing right side face; 21a: bending part above; 22: housing left side face; 23: maintenance panel; 24: front cover member; 25: support unit; 26: holding member; 29: water inlet valve; 30: hot water supply outlet valve.
The specific embodiment
Below, with reference to accompanying drawing, embodiment of the present utility model is described.Wherein, to the identical label of element annotation common in each figure, also the repetitive description thereof will be omitted.
Fig. 1 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model is shown.Fig. 2 is the exploded perspective view of the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model.Wherein, in Fig. 1 and Fig. 2, lower-left is the place ahead, and upper right is rear.Fig. 3 is the exploded perspective view of pedestal, water refrigerant heat exchanger and water refrigerant heat exchanger accommodating container that the heat pump-type hot-water supply off-premises station of embodiment 1 of the present utility model is shown.
The heat pump-type hot-water supply off-premises station 1 of the present embodiment shown in above-mentioned figure is equipped with freezing cycle device.This freezing cycle device makes cold-producing medium absorb the heat of air (extraneous air), utilizes by compressor 2 and compresses and the cold-producing medium of the HTHP that becomes heats water (or, such as the aqueous thermal mediums such as recirculated water for heating), thus can generating hot water.Such heat pump-type hot-water supply off-premises station 1 is used in combination with hot-water storage device described later (omitting diagram).Or heat pump-type hot-water supply off-premises station 1 is used in combination with the device that makes heating with recirculated water circulation (omitting diagram).
As shown in Figure 1 and Figure 2, the exterior contour of heat pump-type hot-water supply off-premises station 1 consists of the housing that forms the pedestal 17 of bottom and erect setting on pedestal 17.As shown in Figure 2, the inside at the exterior contour of heat pump-type hot-water supply off-premises station 1, utilizes demarcation strip 16 to be separated to form the supply fan room 15 in Machine Room 14 and the left side on right side.The housing of heat pump-type hot-water supply off-premises station 1 has face 20 on housing front face 18, housing rear face 19, housing, housing right side face 21 and housing left side face 22.This housing is configured to and covers the freezing cycle device carrying on pedestal 17, thereby this freezing cycle device is protected.Pedestal 17 and above-mentioned housing preferably consist of metal material.
Although exist to omit illustrated parts, in Machine Room, 14 be assembled with compressor 2 for compressed refrigerant, for refrigerant piping and other refrigerant loop parts such as expansion valve that cold-producing medium is reduced pressure, the suction line 4 that compressor and expansion valve are linked together and discharge pipes 5.Supply fan room 15 be assembled with pressure fan 6 and with the air-making cryogen heat exchanger 7 of pressure fan 6 adjacency.In supply fan room 15, have for guaranteeing the large space of wind path.The upper surface of the pedestal 17 of the bottom in supply fan room 15 is provided with water refrigerant heat exchanger 8.
Air-making cryogen heat exchanger 7 is disposed at the side below of supply fan room 15.Housing rear face 19 form cover Machine Room 14 after.After air-making cryogen heat exchanger 7, by housing rear face 19, do not covered and expose towards outside.
Above Machine Room 14 and supply fan room 15 above a part dispose and take in the electric component containing box 9 that compressor 2, expansion valve, pressure fan 6 etc. is driven to the electric components such as inverter of controlling.
And, in Machine Room 14, be assembled with and comprise the first internal water pipe arrangement being connected with the water inlet portion of water refrigerant heat exchanger 8 and the water loop parts of the second internal water pipe arrangement being connected with the hot water supply export department of water refrigerant heat exchanger 8.In the right part of pedestal 17 and the bottom of housing right side face 21, be arranged above and below and dispose water inlet valve 29 and hot water supply outlet valve 30.The first internal water pipe arrangement is connected with water inlet valve 29.The second internal water pipe arrangement is connected with hot water supply outlet valve 30.And, in order to protect water inlet valve 29 and hot water supply outlet valve 30, at housing right side face 21, maintenance panel 23 is installed.
As shown in Figure 3, be positioned at supply fan room 15 below the upper surface of pedestal 17 be provided with by the taking in of approximate rectangular shape of metal sheet forming and surround parts 10.The cover 11 of taking in by metal sheet forming is assembled to stop up the mode of the upper opening of taking in encirclement parts 10.In the present embodiment, utilize and take in the water refrigerant heat exchanger accommodating container 3 that surrounds parts 10 and take in the approximate rectangular shape of cover 11 formation.Water refrigerant heat exchanger 8 is being incorporated in water refrigerant heat exchanger accommodating container 3 by having under the thermally insulated container 12 of thermal insulation and the state of heat-insulating cover 13 coverings.More specifically, surround the thermally insulated container 12 of taking in parts 10 by the approximate rectangular shape forming such as expanded material etc. taking in.Water refrigerant heat exchanger 8 is further incorporated in this thermally insulated container 12.The upper opening of thermally insulated container 12 is stopped up by the heat-insulating cover 13 by forming such as expanded material etc.Above heat-insulating cover 13, be provided with and take in cover 11.
As shown in Figure 1, the lower end 18a of housing front face 18 forms the shape of general planar along horizontal direction.The lower end 18a of housing front face 18 spreads all over whole region and is positioned at the position with the upper end 3b equal height of the front face 3a of water cold-producing medium heat exchange accommodating container 3.That is, the upper end 3b of the front face 3a of the lower end 18a of housing front face 18 and water cold-producing medium heat exchange accommodating container 3 adjacency seamlessly almost.The lower end 18a of housing front face 18 is by being fixed with respect to taking in to surround the upper end of parts 10 or take in cover 11 such as screw etc.
In the present embodiment, the lower end 18a of the part above of the covering Machine Room 14 of housing front face 18 is positioned at the position higher than pedestal 17, and between the two, is formed with opening.Stop up the front cover member 24 of this opening by being installed on pedestal 17 such as screw etc. in the mode that can load and unload.
Below, the structure of this heat pump-type hot-water supply off-premises station 1 and action are described in more detail.Although exist, omit illustrated parts, in the inside of compressor 2, be assembled with the compression unit of the compressed action that carries out cold-producing medium and the motor that is connected with compression unit and compression unit is driven.By from outside supply power, with rotating speed CD-ROM drive motor and the compression unit of stipulating.And the vibration-proof mounting that compressor 2 forms via the products formed by rubber or wire coil is arranged at the upper surface of pedestal 17.At compressor 2, be provided with for sucking the suction line 4 of cold-producing medium.In compressor 2 inside, cold-producing medium is compressed, at compressor 2, the discharge pipe 5 for discharging refrigerant is installed.Pressure fan 6 is by combining 2～3 rotors and driving the motor of this rotor wing rotation to form.By from outside supply power, motor and rotor are with the rotating speed rotation of regulation.The motor of pressure fan 6 is installed on support unit 25.Support unit 25 is installed on water refrigerant heat exchanger accommodating container 3 or pedestal 17.Expansion valve is provided with coil component at refrigerant flow path main body lateral surface.By by the electromagnetic action that energising produces to coil component from outside, make the flow path resistance adjusting portion work of expansion valve inside, thereby the flow path resistance of cold-producing medium is regulated.Thus, the cold-producing medium upstream side high pressure of expansion valve and cold-producing medium downstream low pressure are regulated to the fixed pressure of established practice.The water pipe arrangement of water refrigerant heat exchanger 8 engages with refrigerant piping, utilizes water and the cold-producing medium in refrigerant piping in water pipe arrangement to carry out heat exchange.The water pipe arrangement of water refrigerant heat exchanger 8 and refrigerant piping are configured as repeatedly crooked, to can be incorporated in thermally insulated container 12.The fin that air-making cryogen heat exchanger 7 connects airtight a plurality of aluminium sheets by the long refrigerant piping repeatedly coming and going bending forming forms, and is approximate tabular.At air-making cryogen heat exchanger 7, utilize cold-producing medium in refrigerant piping and the air of fin periphery to carry out heat exchange.By utilizing pressure fan 6 to blow to make at fin periphery, flow and the air quantity of the air that passes through increases and adjusted, thereby the amount of heat exchange is increased and adjusted.Electric component containing box 9 is taken in compressor 2, expansion valve, pressure fan 6 etc. is driven to the electric components such as inverter of controlling.Inverter is controlled, the rotating speed of the regulation of degree so that rotation speed change to tens rps(Hz of the motor of compressor 2)～hundreds of rps(Hz), make the aperture of expansion valve be changed to the amount of regulation, and the rotation speed change that makes pressure fan 6 is to several rps(Hz)～hundreds of rps(Hz) the rotating speed of regulation of degree.At electric component containing box 9 right parts, be provided with the terminal board 9a that connects external electrical distribution, the 23 couples of terminal board 9a of maintenance panel that are installed on housing right side face 21 protect.
Secondly, heat pump-type hot-water supply off-premises station 1 and the combining structure of hot-water storage device are described.Heat pump-type hot-water supply off-premises station 1 can be used in combination with hot-water storage device.The hot-water storage case of the degree that is several hectolitres at the hot-water storage device capacity of being assembled with and the conveying pump that the water in hot-water storage case is carried towards outside.The inlet portion of conveying pump is connected with the pipe arrangement that is connected in hot-water storage lower box part.The export department of conveying pump is connected with the first outside water pipe arrangement.The second outside water pipe arrangement is connected with the pipe arrangement that is connected in hot-water storage upper box part.Heat pump-type hot-water supply off-premises station 1 is connected via the first outside water pipe arrangement, the second outside water pipe arrangement and electric wiring with hot-water storage device.The opposition side of a side that is connected in hot-water storage case of the first outside water pipe arrangement and the water inlet valve 29 in the maintenance panel 23 of heat pump-type hot-water supply off-premises station 1 are connected.The opposition side of a side that is connected in hot-water storage case of the second outside water pipe arrangement and the hot water supply outlet valve 30 in the maintenance panel 23 of heat pump-type hot-water supply off-premises station 1 are connected.Like this, utilize heat pump-type hot-water supply off-premises station 1 and hot-water storage device to form hot water supply loop.
Secondly, the action of the heat pump-type hot-water supply off-premises station 1 in the boiling running of the hot water amount in the hot-water storage case for increasing in hot-water storage device is described.When the inverter from being incorporated in electric component containing box 9 is during to motor supply power in compressor 2, motor drives, the compression unit driving in the compressor 2 being connected with motor.Inverter makes rotation speed change to tens rps(Hz of motor)～hundreds of rps(Hz) the rotating speed of regulation of degree, and make refrigerant circulation and the circulation rate of heat pump cycle or the changes in flow rate of cold-producing medium of carrying out, regulate thus and be controlled to the boiling ability of regulation.And when the inverter from being incorporated in electric component containing box 9 is during to the motor supply power of pressure fan 9, motor drives, the rotor wing rotation driving of the pressure fan being connected with motor.The rotation speed change that inverter makes motor is to several rps(Hz)～hundreds of rps(Hz) degree, and make by the changes in flow rate of the air of air-making cryogen heat exchanger 7 amount that thus cold-producing medium at air-making cryogen heat exchanger 7 places and the heat exchange amount between air is regulated and be controlled to regulation.From being arranged at the rear air amount of air-making cryogen heat exchanger 7 at the rear of pressure fan 6, this air is by air-making cryogen heat exchanger 7, and discharged towards the place ahead by being formed at the opening of housing front face 18.
And, when the inverter from being incorporated in electric component containing box 9 to expansion valve be installed on the coil component energising of refrigerant flow path main body lateral surface time, the flow path resistance adjusting portion work of refrigerant flow path body interior, flow path resistance degree to cold-producing medium regulates, and the cold-producing medium of the low pressure in the cold-producing medium of the high pressure of the upstream side of expansion valve and downstream is regulated and is controlled to the pressure of regulation.According to heat pump-type hot-water supply off-premises station 1 environment is set and environment for use is controlled the flow path resistance degree of the rotating speed of the rotating speed of compressor 2, pressure fan 6 and expansion valve.During compression unit in drive compression machine 2, carry out the compressed action of cold-producing medium in compression unit, low pressure refrigerant is sucked compressors 2 from suction line 4.The compression unit of low pressure refrigerant in compressor 2 is compressed and become high-temperature high-pressure refrigerant.High-temperature high-pressure refrigerant is discharged towards discharge pipe 5 from compressor 2.High-temperature high-pressure refrigerant flows into the refrigerant inlet portion of water refrigerant heat exchanger 8 from discharge pipe 5.High-temperature high-pressure refrigerant carries out heat exchange in water refrigerant heat exchanger 8 and water at low temperature, and water at low temperature is heated and generates high-temperature-hot-water.High-temperature high-pressure refrigerant reduces in water refrigerant heat exchanger 8 place's enthalpys, temperature reduces, and becomes high-pressure refrigerant.High-pressure refrigerant from the refrigerant outlet portion of water refrigerant heat exchanger 8 flows out flows into the inlet portion of expansion valve.High-pressure refrigerant is decompressed to the pressure of regulation at expansion valve place, and temperature reduces and becomes low-temperature low-pressure refrigerant.Low-temperature low-pressure refrigerant flows out from the export department of expansion valve, and flows into the inlet portion of air-making cryogen heat exchanger 7.Low-temperature low-pressure refrigerant carries out heat exchange at air-making cryogen heat exchanger 7 places and air, and enthalpy increases, and flows into suction line 4 from the export department of air-making cryogen heat exchanger 7, and then is inhaled into compressor 2.Cold-producing medium circulates by this way and carries out heat pump cycle.Simultaneously, utilize the water pump in hot-water storage device, the water at low temperature that makes the bottom in the hot-water storage case in hot-water storage device is by the first outside water pipe arrangement the water inlet portion that pass through the first internal water pipe arrangement inflow water refrigerant heat exchanger 8 via the water inlet valve 29 of heat pump-type hot-water supply off-premises station 1.This water at low temperature is carried out heat exchange and is heated at water refrigerant heat exchanger 8 places and cold-producing medium, generates high-temperature-hot-water.The high-temperature-hot-water generating passes through the second internal water pipe arrangement from the hot water supply export department of water refrigerant heat exchanger 8, and passes through the second outside water pipe arrangement via hot water supply outlet valve 30, returns to the top in the hot-water storage case in hot-water storage device.Like this, the amount of the high-temperature-hot-water in hot-water storage case increases.
Secondly, the generation of the bass of the action of compressor and pressure fan 6 and heat pump-type hot-water supply off-premises station 1 is described.When with tens rps(Hz)～hundreds of rps(Hz) rotating speed drive compression machine 2 in compression unit and while carrying out the compressed action of cold-producing medium in compression unit, because of the pressure oscillation of cold-producing medium and the action of inner moveable parts, at compressor 2, in above-below direction, several directions such as horizontal, produce respectively translational vibration and whirling vibration.For frequency content, produce in large quantities rotating speed integral multiple and for the frequency content of low multiple be low-frequency component.The vibration of compressor 2 is passed to pedestal 17 via vibration-proof mounting.And the vibration of compressor 2 is passed to air-making cryogen heat exchanger 7 and water refrigerant exchanger 8 via suction line 4 and discharge pipe 5, and be passed to each face of the housing that comprises housing front face 18.Like this, the vibration of compressor 2 becomes the reason from the bass radiation of housing.And, when with several rps(Hz)～hundreds of rps(Hz) rotating speed while driving the motor of pressure fan 6, same with compressor 2, pressure fan 6 also produce in large quantities rotating speed integral multiple and for the frequency content of low multiple be low-frequency component.The vibration of pressure fan 6 is passed to water refrigerant heat exchanger accommodating container 3 or pedestal 17 via support unit 25, and is passed to and comprises housing front face 8 at each face of interior housing.As a result, each surface vibration of housing, becomes from the reason of each face radiation bass of housing.
Generally, the area of the housing front face 18 in each face of housing is maximum, and eigentone is minimum.Therefore, exist low-frequency vibration as above to become the sound from 18 radiation of housing front face in the sound of reason easily with low-limit frequency composition and high-level the tendency producing.With respect to this, in the heat pump-type hot-water supply off-premises station 1 of present embodiment, make the whole region of lower end 18a of housing front face 18 and the upper end 3b of the front face 3a of water refrigerant heat exchanger accommodating container 3 be positioned at the position of equal height, can suppress thus the area of housing front face 18.The situation that therefore, can effectively suppress the eigentone reduction of housing front face 18.Vibration and the radiation sound that therefore, can suppress housing front face 18.As a result, can suppress from housing front face 18 high levels produce the situation of the sound of very low frequencies composition.In addition, by suppressing the area of housing front face 18, the use amount that can cut down metal material, and can reduce material cost and weight.
And in the present embodiment, front cover member 24 is installed on pedestal 17 by screw.Therefore, front cover member 24 can be unloaded simply from heat pump-type hot-water supply off-premises station 1.When carrying out the inspection of heat pump-type hot-water supply off-premises station 1 or repairing, by unloading this front cover member 24, between the lower end 18a of the housing front face 18 of the part before covering Machine Room 14 and pedestal 17, be formed with opening.Can or put into hand or instrument from the bottom of this opening Visual Confirmation Machine Room 14.Therefore, when only, in the situation that the bottom of Machine Room 14 can check or repair, without unloading lower house front face 18, just can easily check or repair.And, in the present embodiment, the lower end 18a of housing front face 18 is spreaded all over to whole region and form smooth shape, therefore, while unloading lower house front face 18 when checking or repairing, unloaded housing front face 18 stably can be positioned over to ground etc.
As described above, according to present embodiment, the effect that the sound while having the action that effectively suppresses heat pump-type hot-water supply off-premises station 1 shifts towards lower frequency side.Therefore, can access the heat pump-type hot-water supply off-premises station 1 of having considered the attenuation characteristic of sound and the solemn silence excellence of the sense of hearing.Generally, the heat pump-type hot-water supply off-premises station that carries out hot water supply utilizes work about electric power in the late into the night more, and user is high to the attention rate of the noise in the late into the night and bass.And, for using CO
2the heat pump-type hot-water supply off-premises station of cold-producing medium, compare with the heat-pump air-conditioner of use R410A cold-producing medium, had the situation that user and periphery is caused to sense of discomfort, but for the problem that suppresses above-mentioned situation, the effect of the bass characteristic based on present embodiment has been made remarkable contribution in the past.
Secondly, with reference to Fig. 4, embodiment 2 of the present utility model is described, centered by the difference with above-mentioned embodiment 1, describe, to same section or considerable part marks identical label and description thereof is omitted.Fig. 4 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 2 of the present utility model is shown.
As shown in Figure 4, in the heat pump-type hot-water supply off-premises station 1A of present embodiment 2, replace front cover member 24 and arrange and extend and towards the bending part 21a above of bending above housing right side face 21 is local.Utilize bending part 21a before this to cover the bottom above of Machine Room 14.The structure of housing front face 18 is identical with the structure of embodiment 1.According to present embodiment 2, same with embodiment 1, the area of housing front face 18 can be suppressed, and the situation of the eigentone reduction of housing front face 18 can be suppressed.Vibration and the radiation sound that therefore, can suppress housing front face 18.As a result, can suppress from housing front face 18 high levels produce the situation of the sound of very low frequencies composition.In addition, the use amount of metal material can be cut down, and material cost and weight can be reduced.And, according to present embodiment 2, can omit front cover member 24, therefore, compare with embodiment 1, the increase of components number can be suppressed, and the increase of assembly cost can be suppressed.
Secondly, with reference to Fig. 5, embodiment 3 of the present utility model is described, centered by the difference with above-mentioned embodiment 1, describe, to same section or considerable part marks identical label and description thereof is omitted.Fig. 5 is the exploded perspective view of pedestal, water refrigerant heat exchanger and water refrigerant heat exchanger accommodating container that the heat pump-type hot-water supply off-premises station of embodiment 3 of the present utility model is shown.
As shown in Figure 5, in present embodiment 3, arrange and water refrigerant heat exchanger accommodating container 3(to be taken in surround parts 10) front face 3a towards Machine Room, 14 sides extend the extension 3c above forming.Utilize extension 3c before this to cover the bottom above of Machine Room 14.The structure of housing front face 18 is identical with the structure of embodiment 1.According to present embodiment 3, same with embodiment 1, the area of housing front face 18 can be suppressed, and the situation of the eigentone reduction of housing front face 18 can be suppressed.Vibration and the radiation sound that therefore, can suppress housing front face 18.As a result, can suppress from housing front face 18 high levels produce the situation of the sound of very low frequencies composition.In addition, the use amount of metal material can be cut down, and material cost and weight can be reduced.And, according to present embodiment 3, owing to can omitting front cover member 24, therefore compare with embodiment 1, the increase of components number can be suppressed, and the increase of assembly cost can be suppressed.
Secondly, with reference to Fig. 6, embodiment 4 of the present utility model is described, centered by the difference with above-mentioned embodiment 1, describe, to same section or considerable part marks identical label and description thereof is omitted.Fig. 6 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 4 of the present utility model is shown.
As shown in Figure 6, in the heat pump-type hot-water supply off-premises station 1B of present embodiment 4, the lower end 18c of housing front face 18 that covers the part above of supply fan room 15 is positioned at the position with the upper end 3b equal height of the front face 3a of water refrigerant heat exchanger accommodating container 3.On the other hand, the lower end 18d of housing front face 18 that covers the part above of mechanical type 14 is positioned at the position with pedestal 17 equal heights.That is, housing front face 18 has by the part of Machine Room 14 sides and compares and by the part of supply fan room 15 sides, towards below, extend the Machine Room side extension 18b forming.Housing front face 18 forms has the poor shape of ladder between its lower end 18c, 18d.Utilize this Machine Room side extension 18b to cover the bottom above of Machine Room 14.Housing front face 18 by the lower end 18c of supply fan room 15 sides by being fixed with respect to taking in to surround the upper end of parts 10 or take in cover 11 such as screw etc.And, housing front face 18 by 14Ce lower end, Machine Room 18d by being fixed with respect to pedestal 17 such as screw etc.
In the heat pump-type hot-water supply off-premises station 1B of present embodiment 4, a part for the lower end of housing front face 18 (lower end 18c) is positioned at the position with the upper end 3b equal height of the front face 3a of water refrigerant heat exchanger accommodating container 3.According to present embodiment 4, be positioned at the structure of the position of pedestal 17 equal heights and compare with the whole region of the lower end of housing front face 18, the area of housing front face 18 can be suppressed, and the situation that the eigentone of housing front face 18 reduces can be suppressed.Vibration and the radiation sound that therefore, can suppress housing front face 18.As a result, can suppress from housing front face 18 high levels produce the situation of the sound of very low frequencies composition.In addition, the use amount of metal material can be cut down, and material cost and weight can be reduced.And, according to present embodiment 4, can omit front cover member 24, therefore, compare with embodiment 1, the increase of components number can be suppressed, and the increase of assembly cost can be suppressed.
In addition, as present embodiment 4, be positioned at the position with the upper end 3b equal height of the front face 3a of water refrigerant heat exchanger accommodating container 3 forming a part for the lower end of housing front face 18 (lower end 18c), and other parts of the lower end of housing front face 18 (lower end 18d) extend in the situation of the structure of comparing lower end 18c position (with the position of pedestal 17 equal heights) on the lower, as shown in Figure 6, be preferably placed at total length over half that part (lower end 18c) with the position of the upper end 3b equal height of the front face 3a of water refrigerant heat exchanger accommodating container 3 occupies the lower end of housing front face 18.Thus, the area of housing front face 18 can be suppressed fully, above-mentioned effect can be obtained more reliably.
Secondly, with reference to Fig. 7, embodiment 5 of the present utility model is described, centered by the difference with above-mentioned embodiment 1, describe, to same section or considerable part marks identical label and description thereof is omitted.Fig. 7 is the stereogram of outward appearance that the heat pump-type hot-water supply off-premises station of embodiment 5 of the present utility model is shown.
As shown in Figure 7, in the heat pump-type hot-water supply off-premises station 1C of present embodiment 5, at the front face 3a of water refrigerant heat exchanger accommodating container, tabular guard block 26 is installed.Utilize guard block 26 to cover the parts of front face 3a of water refrigerant heat exchanger accommodating containers or whole region (in illustrated structure for roughly whole region).The structure of housing front face 18 is identical with the structure of embodiment 1.According to present embodiment 5, with embodiment 1 similarly, can suppress the area of housing front face 18, and can suppress the situation that the eigentone of housing front face 18 reduces.Vibration and the radiation sound that therefore, can suppress housing front face 18.As a result, can suppress must produce from housing front face 18 high levels the situation of the sound of very low frequencies composition.In addition, the use amount of metal material can be cut down, and material cost and weight can be reduced.And, by guard block 26 is set, can prevent from the front face 3a of water refrigerant heat exchanger accommodating container to cause little wound or dirt.
Claims (6)
1. a heat pump-type hot-water supply off-premises station,
Described heat pump-type hot-water supply off-premises station possesses:
Form the pedestal of bottom;
Freezing cycle device, this freezing cycle device carries on described pedestal, has: the compressor that cold-producing medium is compressed; Carry out the water refrigerant heat exchanger of the heat exchange between described cold-producing medium and water or other aqueous thermal mediums; And the air-making cryogen heat exchanger that carries out the heat exchange between described cold-producing medium and air;
Be arranged on described pedestal, and take in the water refrigerant heat exchanger accommodating container of described water refrigerant heat exchanger; And
The housing arranging to cover the mode of at least a portion of described freezing cycle device,
Described air-making cryogen heat exchanger arrangement is in the side below of the opposition side of the front face of described housing,
Described heat pump-type hot-water supply off-premises station is characterised in that,
A part for the lower end of the front face of described housing or whole region are positioned at the position with the upper end equal height of the front face of described water refrigerant heat exchanger accommodating container.
2. heat pump-type hot-water supply off-premises station according to claim 1, is characterized in that,
The whole region of the lower end of the front face of described housing is positioned at the position with the upper end equal height of the front face of described water refrigerant heat exchanger accommodating container.
3. heat pump-type hot-water supply off-premises station according to claim 1, is characterized in that,
The lower end of the front face of described housing has and is positioned at the part of the position of the upper end equal height of the front face of described water refrigerant heat exchanger accommodating container and is positioned at the part with the position of described pedestal equal height.
4. heat pump-type hot-water supply off-premises station according to claim 1, is characterized in that,
On described pedestal, from observation post above, state compressor configuration on the side of described water refrigerant heat exchanger accommodating container,
Between the lower end of the front end of the described pedestal at the position being configured at described compressor and the front face of described housing, be formed with opening, stop up the cover of this opening and be arranged to load and unload.
5. according to the heat pump-type hot-water supply off-premises station described in any one in claim 1 to 4, it is characterized in that,
Described heat pump-type hot-water supply off-premises station possesses a part for front face or the guard block in whole region that covers described water refrigerant heat exchanger accommodating container.
6. heat pump-type hot-water supply off-premises station according to claim 5, is characterized in that,
Described guard block can load and unload.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012171051A JP5754423B2 (en) | 2012-08-01 | 2012-08-01 | Heat pump water heater outdoor unit |
| JP2012-171051 | 2012-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203454407U true CN203454407U (en) | 2014-02-26 |
Family
ID=50134275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320467308.8U Expired - Lifetime CN203454407U (en) | 2012-08-01 | 2013-08-01 | Heat-pump-type hot water supply outdoor unit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5754423B2 (en) |
| CN (1) | CN203454407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500324A (en) * | 2015-09-07 | 2017-03-15 | 青岛海尔新能源电器有限公司 | Teat pump boiler off-premises station and its housing unit |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6551141B2 (en) * | 2014-10-28 | 2019-07-31 | ダイキン工業株式会社 | Outdoor unit |
| JP6921326B2 (en) * | 2018-07-20 | 2021-08-18 | 三菱電機株式会社 | Heat pump hot water supply outdoor unit |
| CN108826736A (en) * | 2018-08-01 | 2018-11-16 | 安徽欧瑞达电器科技有限公司 | A kind of three Hot water units suitable for ultra-low temperature surroundings |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5527113B2 (en) * | 2010-08-31 | 2014-06-18 | パナソニック株式会社 | Heat pump heat source machine |
| JP5348105B2 (en) * | 2010-10-08 | 2013-11-20 | 三菱電機株式会社 | Heat pump water heater outdoor unit |
-
2012
- 2012-08-01 JP JP2012171051A patent/JP5754423B2/en active Active
-
2013
- 2013-08-01 CN CN201320467308.8U patent/CN203454407U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500324A (en) * | 2015-09-07 | 2017-03-15 | 青岛海尔新能源电器有限公司 | Teat pump boiler off-premises station and its housing unit |
| CN106500324B (en) * | 2015-09-07 | 2022-06-14 | 青岛海尔新能源电器有限公司 | Heat pump water heater outdoor unit and shell assembly thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5754423B2 (en) | 2015-07-29 |
| JP2014031902A (en) | 2014-02-20 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140226 |