CN216346746U

CN216346746U - Heat pump fresh air all-in-one machine

Info

Publication number: CN216346746U
Application number: CN202122517757.6U
Authority: CN
Inventors: 余晓龙; 陈魏方; 陈巍
Original assignee: Zhejiang Menred Environment Technology Co ltd
Current assignee: Zhejiang Menred Environment Technology Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-19
Anticipated expiration: 2031-10-18

Abstract

The invention provides a heat pump fresh air all-in-one machine, and belongs to the field of fresh air of air conditioners. It includes the casing, the casing in be equipped with heat exchange core, the casing in still be equipped with an inlet air channel and an air-out passageway, inlet air channel and air-out passageway all run through heat exchange core and inlet air channel and air-out passageway cross arrangement, inlet air channel include air intake fan and with the outdoor air intake of outdoor intercommunication, the air-out passageway include air-out fan and with the indoor return air inlet of indoor intercommunication, the casing in still be equipped with the warm and humid regulation chamber of indoor intercommunication, inlet air fan's air outlet and warm and humid regulation chamber intercommunication, just indoor return air inlet and warm and humid regulation chamber mutual independence set up, warm and humid regulation intracavity be equipped with warm and humid regulating assembly.

Description

Heat pump fresh air all-in-one machine

Technical Field

The invention belongs to the field of fresh air of air conditioners, and particularly relates to a heat pump and fresh air all-in-one machine.

Background

An air conditioner, i.e. an air conditioner, is an air conditioner which is used for adjusting and controlling the air temperature, humidity and flow rate of the internal environment of a building or a structure by manual means, generally comprises a cold source, a heat source device, a cold and hot medium transmission and distribution system, a tail end device and other auxiliary devices, and mainly comprises a host machine, a water pump, a fan and a pipeline system, wherein the tail end device is used for transmitting and distributing cold and hot heat and specifically processing the air state to enable the air parameters of a target environment to meet certain requirements. In addition, there is a dehumidification operation during the air conditioning operation, but during the dehumidification operation, the temperature of the air may further decrease, and the indoor temperature may be too low to cause discomfort to indoor personnel.

For example, chinese patent literature discloses an independent temperature and humidity adjusting air conditioning system with a natural cold source [ patent application No.: CN201120211432.9], which comprises a radiator, a temperature sensor, a humidity sensor, a dehumidifier and an electromagnetic valve in each independent air-conditioning area, a recharging well, an electric control device, a natural cold source well and a heat exchanger, wherein the temperature sensor, the humidity sensor and the dehumidifier are respectively arranged in each independent air-conditioning area, and the heat exchanger comprises: the water outlet of the heat release section is connected with the water inlets of the radiators through a valve and a pipeline, the water inlet of the heat release section is connected with the water outlets of the radiators through a cold supply pump, a valve and a pipeline, the water outlet of the heat absorption section is connected with a recharging well through a valve and a pipeline, the water inlet of the heat absorption section is connected with a natural cold source well through a cold source water pump and a valve and a pipeline, and an electric control device is electrically connected with an electromagnetic valve, a dehumidifier, a temperature sensor and a humidity sensor which are arranged in each independent air conditioning area respectively.

Disclosure of Invention

The invention aims to solve the problems and provides a heat pump and fresh air all-in-one machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a heat pump fresh air all-in-one machine comprises a machine shell, wherein a heat exchange core is arranged in the machine shell, an air inlet channel and an air outlet channel are also arranged in the machine shell, the air inlet channel and the air outlet channel penetrate through the heat exchange core and are arranged in a crossed manner, the air inlet channel comprises an air inlet fan and an outdoor air inlet communicated with the outdoor, the air outlet channel comprises an air outlet fan and an indoor air return opening communicated with the indoor, a temperature and humidity adjusting cavity communicated with the indoor is also arranged in the machine shell, the air outlet of the air inlet fan is communicated with the temperature and humidity adjusting cavity, the indoor air return opening and the temperature and humidity adjusting cavity are mutually and independently arranged, a temperature and humidity adjusting component is arranged in the temperature and humidity adjusting cavity, a heat exchange cavity is also arranged in the machine shell, and the heat exchange core, the air outlet channel and the air inlet channel are all positioned in the heat exchange cavity, the heat exchange cavity is separated from the temperature and humidity adjusting cavity through a first partition plate, the temperature and humidity adjusting cavity comprises an internal circulation air inlet communicated with the indoor space and an indoor fresh air inlet communicated with the indoor space, and the internal circulation air inlet is connected with a coil pipe fan.

In the heat pump fresh air all-in-one machine, the temperature and humidity adjusting component comprises a dehumidifying evaporator, and a plurality of temperature return pipes penetrate through the dehumidifying evaporator.

In the heat pump fresh air all-in-one machine, the tail parts of the plurality of temperature returning pipe heads are connected to form a reheating coil pipe communicated with an air conditioner external unit.

In foretell a heat pump new trend all-in-one, the temperature and humidity adjust the intracavity and be equipped with two dehumidification evaporimeters, two dehumidification evaporimeters all are the slope setting and form the contained angle, the distance between two dehumidification evaporimeters reduces from keeping away from temperature and humidity and adjust the one end to the other end of chamber and indoor intercommunication gradually.

In foretell heat pump new trend all-in-one, warm and humid regulation intracavity be equipped with the second baffle, the second baffle with warm and humid regulation chamber separate into two first spaces and the second space that cut off, inner loop air intake and indoor fresh air inlet be located first space and second space respectively, the coil pipe fan be located with first space and set up on the second baffle, and the coil pipe fan air outlet is located the second baffle, the air outlet of air intake fan pass through connecting pipe and second space intercommunication, just warm and humid regulating assembly be located the second space.

In the heat pump fresh air all-in-one machine, the air inlet channel and the air outlet channel both comprise filter screens.

In foretell a heat pump new trend all-in-one, the both sides of the filter screen in the inlet air passageway communicate with outdoor air intake and heat exchange core respectively, the both sides of the filter screen in the outlet air passageway communicate with indoor return air inlet heat exchange core respectively, just the filter screen be the level form and place.

In the heat pump fresh air all-in-one machine, the filter screen is arranged in the filter box, and the filter box is arranged in a hollow mode.

In the heat pump fresh air all-in-one machine, the heat exchange core is horizontally arranged, and two ends of the heat exchange core are respectively abutted to the inner walls of two sides of the heat exchange cavity in the width direction.

In the heat pump fresh air all-in-one machine, one side of the heat exchange cavity and one side of the temperature and humidity adjusting cavity are respectively provided with a plurality of cover plates, and the cover plates are detachably connected with the shell through detachable structures.

Compared with the prior art, the invention has the advantages that:

1. the temperature and humidity adjusting component further adjusts the air, so that the temperature and the humidity of the air entering the passive room meet the requirements of the passive room, and the air is more comfortable.

2. The air conditioner produces hot-blast in the use, and these hot-blasts all let in reheating coil pipe and circulate in each rewarming pipe, and the waste heat volume of crossing is retrieved and is reduced energy resource consumption and also improve energy utilization.

3. The filter screen level is placed, and the less problem of thickness can be overcome to the filter screen of placing horizontally on the one hand and its area is increased, does not restrict the velocity of flow, and on the other hand, no matter be air inlet or air-out, the flow direction of its air is all from up flowing down, if in case the dust is piled up on the filter screen, the dust piles can drop under the gravity of self, can not bulky piling up to can not cause the jam.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic structural view of the temperature humidity conditioning assembly of FIG. 1;

fig. 3 is a schematic view of the external structure of the present invention.

In the figure: the air conditioner comprises a shell 10, a heat exchange core 11, an air inlet channel 12, an air outlet channel 13, an air inlet fan 14, an outdoor air inlet 15, an air outlet fan 16, an indoor air return inlet 17, a temperature and humidity adjusting cavity 18, a temperature and humidity adjusting component 19, a dehumidifying evaporator 20, a temperature return pipe 21, a heat exchange cavity 22, a first partition plate 23, an internal circulation air inlet 24, an indoor air return inlet 25, a coil fan 26, a second partition plate 27, a first space 28, a second space 29, a connecting pipe 30, a filter screen 31, a filter box 32 and a cover plate 33.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-3, a heat pump and fresh air integrated machine comprises a casing 10, a heat exchange core 11 is arranged in the casing 10, the shell 10 is also provided with an air inlet channel 12 and an air outlet channel 13, the air inlet channel 12 and the air outlet channel 13 both penetrate through the heat exchange core 11, the air inlet channel 12 and the air outlet channel 13 are arranged in a crossed manner, the air intake channel 12 comprises an air intake fan 14 and an outdoor air inlet 15 communicated with the outdoor, the air outlet channel 13 comprises an air outlet fan 16 and an indoor air return opening 17 communicated with the indoor, the shell 10 is also provided with a temperature and humidity adjusting cavity 18 communicated with the indoor, the air outlet of the air inlet fan 14 is communicated with the temperature and humidity adjusting cavity 18, and the indoor air return opening 17 and the temperature and humidity adjusting cavity 18 are mutually independent, and a temperature and humidity adjusting component 19 is arranged in the temperature and humidity adjusting cavity 18.

In this embodiment, in the process of exchanging indoor and outdoor air, the air inlet fan 14 and the air outlet fan 16 rotate, the air inlet fan 14 makes outdoor air enter the air inlet channel 12, the outdoor air sequentially passes through the outdoor air inlet 15, the heat exchange core 11 and the air inlet fan 14, and finally enters the temperature and humidity adjusting cavity 18, and the indoor air sequentially passes through the indoor air return opening 17, the heat exchange core 11 and the air outlet fan 16. The outdoor air and the indoor air are intersected in the heat exchange core 11, heat and humidity exchange is carried out under the action of the heat exchange core 11, the temperature and humidity of the outdoor air and the temperature and humidity of the indoor air are adjusted, and finally the adjusted outdoor air enters the temperature and humidity adjusting cavity 18. Because the humidity of the air in the passive room cannot be too high, and the temperature of the air in the passive room also has certain requirements, the temperature and humidity adjusting component 19 further adjusts the air, so that the temperature and the humidity of the air entering the passive room meet the requirements of the passive room, and the passive room is more comfortable.

The temperature and humidity adjusting component 19 comprises a dehumidifying evaporator 20, and a plurality of temperature return pipes 21 penetrate through the dehumidifying evaporator.

In this embodiment, after the conditioned outdoor air enters the temperature and humidity adjusting cavity 18, the dehumidifying evaporator 20 dehumidifies the air, and although the humidity is reduced after the processing of the dehumidifying evaporator 20, the temperature of the air is also reduced, so that the temperature of the air is lower than the temperature of the space in the passive room at this time, and the air is directly blown into the passive room to cause discomfort of workers, so that the temperature of the air after being dried is raised through the temperature return pipe 21, the temperature of the air is closer to the air temperature in the passive room, and finally the temperature and the humidity of the air reach the requirements of the passive room. Hot air or hot water may flow through the temperature return pipe 21.

And the plurality of temperature return pipes 21 are connected end to form a reheating coil communicated with an air conditioner external unit.

In this embodiment, the outer machine of air conditioner is used for heating or refrigerating passive room air, and the temperature and humidity and the new trend in the passive room of a heat pump new trend all-in-one of this patent mainly combine with the air conditioner to use and adjust. The air conditioner generates hot air in the using process, the hot air is introduced into the reheating coil pipe and flows in each temperature return pipe 21, the heat of the hot air exchanges heat with the dehumidified air, and the cooled air is returned to the proper temperature and introduced into the passive room. The waste heat is recycled to reduce energy consumption and improve energy utilization rate.

Temperature and humidity adjust the intracavity be equipped with two dehumidification evaporimeters 20, two dehumidification evaporimeters 20 all are the slope and set up and form the contained angle, the distance between two dehumidification evaporimeters 20 reduces gradually from keeping away from temperature and humidity adjust the one end to the other end of chamber 18 with indoor intercommunication.

In the present embodiment, two dehumidifying evaporators 20 are provided, and the efficiency of air drying can be improved. The distance between two dehumidification evaporators 20 is gradually reduced from one end far away from the temperature and humidity adjusting cavity 18 and the indoor communication to the other end, so that the return temperature pipes 21 are close to each other, the air dried by each dehumidification evaporator 20 is subjected to heat exchange with the return temperature pipe 21 on the dehumidification evaporator 20 and the return temperature pipe 21 on the other dehumidification evaporator 20, the efficiency of the heat exchange is higher as the outlet is closer, and the air which is discharged is completely subjected to the heat exchange.

The casing 10 in still be equipped with heat exchange cavity 22, heat exchange core 11, air-out passageway 13 and inlet air channel 12 all be located heat exchange cavity 22, heat exchange cavity 22 cut off through first baffle 23 and warm and humid regulation chamber 18, warm and humid regulation chamber 18 include with indoor intercommunication the internal circulation air intake 24 and with indoor intercommunication indoor fresh air mouth 25, internal circulation air intake 24 department be connected with coil pipe fan 26.

In this embodiment, this device not only can carry out the fresh air treatment of extrinsic cycle, can also carry out the ventilation of inner loop alone. Air in the passive room enters from the internal circulation air inlet 24 under the work of the coil fan 26, and then enters the temperature and humidity adjusting cavity 18 through the coil fan 26 to adjust the temperature and the humidity. When the humidity in the passive room is increased, the coil fan 26 works to make the air in the passive room enter the temperature and humidity adjusting cavity 18, and then the air with comfortable humidity and temperature is sent into the passive room again through the working heat exchange of the dehumidification evaporator 20 and the temperature return pipe 21.

Warm and humid regulation chamber 18 in be equipped with second baffle 27, second baffle 27 separate into the warm and humid regulation chamber 18 first space 28 and the second space 29 of two partitions, inner loop air intake 24 and indoor fresh air mouth 25 be located first space 28 and second space 29 respectively, coil pipe fan 26 be located with first space 28 in and set up on second baffle 27, and coil pipe fan 26 air outlet is located second baffle 27, air inlet fan 14's air outlet pass through connecting pipe 30 and second space 29 intercommunication, just warm and humid regulating assembly 19 be located second space 29.

In the present embodiment, in the fresh air processing of the external circulation, the air sucked from the outside does not enter the first space 28 but directly enters the second space 29 during the flowing process and is subjected to temperature and humidity regulation under the operation of the temperature and humidity regulation assembly 19, and in the internal circulation operation, the air in the passive room is sucked into the first space 28 and then enters the second space 29 and is subjected to temperature and humidity regulation under the operation of the temperature and humidity regulation assembly 19. Because the external circulation and the internal circulation have relatively independent air inlet structures, the external circulation and the internal circulation can be separately operated and can also be simultaneously operated.

Air inlet channel 12 and air-out passageway 13 all include filter screen 31, air inlet channel 12 in the both sides of filter screen 31 communicate with outdoor air intake 15 and heat exchange core 11 respectively, air-out passageway 13 in the both sides of filter screen 31 communicate with indoor return air inlet 17 heat exchange core 11 respectively, just filter screen 31 be the level form and place.

In prior art, the filter screen generally adopts the ascending placing of vertical direction, but the thickness that is subject to the unit can not be too big, therefore the area of filter screen is really less, and in the air flow in-process, on the one hand receive the area restriction flow velocity to reduce, on the other hand, the area is little easy dust and is piled up the jam. And in this embodiment, the less problem of thickness can be overcome and its area is increased to the filter screen 31 of placing of face level on the one hand, does not restrict the velocity of flow, and on the other hand, no matter be air inlet or air-out, the flow direction of its air is all from down up flowing, if in case the dust is piled up on filter screen 31, the dust pile can drop under the gravity of self, can not bulky piling up to can not cause the jam.

The filter screen 31 is arranged in the filter box 32, and the filter box 32 is hollow.

In the embodiment, the air flows into the filter box 32 and then passes through the filter screen 31, and when the dust is accumulated on the filter screen 31, the dust stack falls into the filter box 32 under its own weight and is not diffused.

The heat exchange core 11 is horizontally arranged, and two ends of the heat exchange core 11 respectively support against the inner walls of two sides of the heat exchange cavity 22 in the width direction.

In the present embodiment, the length of the heat exchange core 11 is increased as much as possible, and the heat exchange efficiency of the outdoor air and the indoor air is increased.

One side of the heat exchange cavity 22 and the temperature and humidity adjusting cavity 18 is respectively provided with a plurality of cover plates 33, and the cover plates 33 are detachably connected with the casing 10 through a detachable structure.

In this embodiment, each cover plate 33 can be fixed by screwing bolts into the housing 10, so that the disassembly is convenient and the maintenance is convenient.

The working principle of the invention is as follows:

in the process of external circulation, the air inlet fan 14 makes the outdoor air enter the air inlet channel 12, the outdoor air passes through the outdoor air inlet 15, the heat exchange core 11 and the air inlet fan 14 in sequence and finally enters the temperature and humidity adjusting cavity 18, and the indoor air passes through the indoor air return opening 17, the heat exchange core 11 and the air outlet fan 16 in sequence. The outdoor air and the indoor air are intersected in the heat exchange core 11, and heat and humidity exchange is performed under the action of the heat exchange core 11, so that the temperature and humidity of the outdoor air and the temperature and humidity of the indoor air are adjusted, and finally the adjusted outdoor air enters the second space 29 of the temperature and humidity adjusting cavity 18. Because the humidity of the air in the passive room can not be too high, and the air temperature in the passive room also has certain requirements, the dehumidification evaporator 20 dehumidifies the air, although the humidity is reduced after the dehumidification evaporator 20 is processed, the temperature is also reduced, the temperature of the air is lower than the temperature of the space in the passive room at the moment, and the worker can feel uncomfortable when the air is directly blown into the passive room, therefore, hot air generated by the air conditioner in the using process is introduced into the reheating coil pipes and circulates in the reheating pipes 21, the heat of the hot air exchanges heat with the dehumidified air, and the cooled air is returned to the proper temperature and introduced into the passive room.

In the internal circulation process, when the humidity in the passive room is increased, the coil fan 26 works to make the air in the passive room firstly enter the first space 28 and then enter the second space 29, and then the air with comfortable humidity and temperature is sent into the passive room again through the working heat exchange of the dehumidification evaporator 20 and the temperature return pipe 21.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although the casing 10, the heat exchange core 11, the air intake passage 12, the air outlet passage 13, the air intake fan 14, the outdoor air intake 15, the air outlet fan 16, the indoor air return 17, the temperature and humidity adjusting chamber 18, the temperature and humidity adjusting assembly 19, the dehumidifying evaporator 20, the temperature return pipe 21, the heat exchange chamber 22, the first partition 23, the internal circulation air intake 24, the indoor fresh air opening 25, the coil fan 26, the second partition 27, the first space 28, the second space 29, the connection pipe 30, the filter screen 31, the filter box 32, the cover plate 33, etc., are more used herein, these terms are merely used to more conveniently describe and explain the essence of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A heat pump fresh air all-in-one machine comprises a machine shell (10) and is characterized in that a heat exchange core (11) is arranged in the machine shell (10), an air inlet channel (12) and an air outlet channel (13) are further arranged in the machine shell (10), the air inlet channel (12) and the air outlet channel (13) both penetrate through the heat exchange core (11), the air inlet channel (12) and the air outlet channel (13) are arranged in a crossed mode, the air inlet channel (12) comprises an air inlet fan (14) and an outdoor air inlet (15) communicated with the outdoor, the air outlet channel (13) comprises an air outlet fan (16) and an indoor air return opening (17) communicated with the indoor, a temperature and humidity adjusting cavity (18) communicated with the indoor is further arranged in the machine shell (10), an air outlet of the air inlet fan (14) is communicated with the temperature and humidity adjusting cavity (18), and the indoor air return opening (17) and the temperature and humidity adjusting cavity (18) are arranged independently, warm and humid regulation chamber (18) in be equipped with warm and humid regulation subassembly (19), casing (10) in still be equipped with heat exchange chamber (22), heat exchange core (11), air-out passageway (13) and inlet air channel (12) all be located heat exchange chamber (22), heat exchange chamber (22) cut off with warm and humid regulation chamber (18) through first baffle (23), warm and humid regulation chamber (18) including with indoor intercommunication inner loop air intake (24) and with indoor new wind gap (25) of intercommunication, inner loop air intake (24) department be connected with coil pipe fan (26).

2. The heat pump fresh air all-in-one machine is characterized in that the temperature and humidity adjusting assembly (19) comprises a dehumidifying evaporator (20), and a plurality of temperature return pipes (21) are arranged in the dehumidifying evaporator in a penetrating mode.

3. The heat pump fresh air all-in-one machine is characterized in that a plurality of reheating pipes (21) are connected end to form a reheating coil communicated with an air conditioner external unit.

4. A heat pump fresh air all-in-one machine as claimed in claim 3, wherein two dehumidifying evaporators (20) are arranged in the temperature and humidity adjusting cavity (18), the two dehumidifying evaporators (20) are obliquely arranged and form an included angle, and the distance between the two dehumidifying evaporators (20) is gradually reduced from one end far away from the temperature and humidity adjusting cavity (18) and communicated with the indoor to the other end.

5. The heat pump fresh air all-in-one machine as claimed in claim 4, wherein a second partition plate (27) is arranged in the temperature and humidity adjusting cavity (18), the temperature and humidity adjusting cavity (18) is divided into a first space (28) and a second space (29) which are separated by the second partition plate (27), the internal circulation air inlet (24) and the indoor fresh air inlet (25) are respectively positioned in the first space (28) and the second space (29), the coil fan (26) is positioned in the first space (28) and arranged on the second partition plate (27), the air outlet of the coil fan (26) is positioned on the second partition plate (27), the air outlet of the air inlet fan (14) is communicated with the second space (29) through a connecting pipe (30), and the temperature and humidity adjusting component (19) is positioned in the second space (29).

6. A heat pump fresh air all-in-one machine as claimed in claim 5, characterized in that the air inlet channel (12) and the air outlet channel (13) both comprise a filter screen (31).

7. The heat pump fresh air all-in-one machine is characterized in that two sides of a filter screen (31) in the air inlet channel (12) are respectively communicated with an outdoor air inlet (15) and the heat exchange core (11), two sides of the filter screen (31) in the air outlet channel (13) are respectively communicated with the heat exchange core (11) of the indoor air return inlet (17), and the filter screen (31) is horizontally arranged.

8. A heat pump fresh air all-in-one machine as claimed in claim 7, characterized in that the filter screen (31) is arranged in a filter box (32), and the filter box (32) is arranged in a hollow manner.

9. The heat pump fresh air all-in-one machine is characterized in that the heat exchange core (11) is horizontally arranged, and two ends of the heat exchange core (11) are respectively abutted against the inner walls of two sides of the heat exchange cavity (22) in the width direction.

10. A heat pump fresh air all-in-one machine as claimed in claim 9, wherein one side of the heat exchange chamber (22) and the temperature and humidity adjusting chamber (18) is respectively provided with a plurality of cover plates (33), and the cover plates (33) are detachably connected with the casing (10) through a detachable structure.