CN218787611U - Air source heat pump outdoor unit - Google Patents
Air source heat pump outdoor unit Download PDFInfo
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- CN218787611U CN218787611U CN202223597062.4U CN202223597062U CN218787611U CN 218787611 U CN218787611 U CN 218787611U CN 202223597062 U CN202223597062 U CN 202223597062U CN 218787611 U CN218787611 U CN 218787611U
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- evaporator
- heat pump
- outdoor unit
- shell
- heater
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Abstract
The utility model discloses an air source heat pump outdoor unit, which comprises an outer shell, be provided with the evaporimeter in the shell, still include: the detection device is used for detecting the frosting condition on the evaporator, the ventilation device is fixedly installed inside the shell and used for ventilating the periphery of the shell, the heater is connected with the ventilation device, the controller is electrically connected with the heater and used for controlling the work of the heater, the periphery of the shell is ventilated and ventilated through the ventilation device, the cold island effect on the periphery of the shell is effectively broken, the air temperature on the periphery of the air source heat pump is close to the actual environment temperature, the working efficiency of the air source heat pump is further improved, and the phenomenon that the normal work of the heat pump is influenced by the cold island effect is avoided.
Description
Technical Field
The utility model relates to an air source heat pump field, concretely relates to air source heat pump outdoor unit.
Background
An air source heat pump is an energy-saving device which utilizes high-level energy to enable heat to flow from low-level heat source air to a high-level heat source. The heat pump is like a pump, can convert low-level heat energy (such as heat contained in air, soil and water) which cannot be directly utilized into high-level heat energy which can be utilized, thereby achieving the purpose of saving part of high-level energy (such as coal, gas, oil, electric energy and the like), and has the following problems when the air source heat pump is used: 1. the air source heat pump can absorb the heat of the surrounding air in the operation process, when the air source heat pump is installed, the air source heat pump is usually arranged at an outdoor ventilation position, but the air source heat pump is not allowed to be arranged at the outdoor ventilation position sometimes, so that the air source heat pump is arranged at a place with poor ventilation sometimes, the temperature of the surrounding air is continuously reduced along with the operation of the air source heat pump, and the temperature of the surrounding air of the heat pump is lower than the normal air temperature due to no supplement and replacement of external air, so that a cold island effect is formed, and the normal operation of the heat pump is influenced; 2. when the heat pump works, the surface temperature of the evaporator is reduced due to the fact that the evaporator absorbs heat, the surface temperature of the evaporator is lower than 0 ℃ along with the circulation, the frosting phenomenon can occur, and when the frost reaches a certain thickness, the normal work of the heat pump can be affected.
For forming the cold island effect, the chinese patent discloses an air source heat pump (No. CN 216591932U), and this patent technology can perform ventilation around the casing by setting up a ventilation device to destroy the cold island effect, so that the air temperature around the air source heat pump approaches the actual ambient temperature, thereby improving the working efficiency of the air source heat pump and maintaining a higher energy efficiency ratio, but when the temperature around the air source heat pump is lower and frost is formed on the evaporator, the frost cannot be effectively removed by the ventilation device, and the normal operation of the heat pump can be affected under long-time accumulation.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an air source heat pump outdoor unit, which comprises an outer shell, be provided with the evaporimeter in the shell, still include: the detection device is used for detecting the frosting condition on the evaporator, the ventilation device is fixedly installed inside the shell and used for ventilating the periphery of the shell, the heater is connected with the ventilation device, the controller is electrically connected with the heater, and the controller is used for controlling the work of the heater.
Preferably, the following components: the ventilation device comprises a first fan, and an air outlet of the first fan is positioned on one side of the shell.
Preferably: the ventilation device further comprises a second fan, and an air outlet of the second fan is located above the evaporator.
Preferably: and one side of the shell is provided with an air inlet grille.
Preferably: the ventilation device is fixedly installed inside the shell through bolts.
Preferably: the heater is specifically an electric heating wire.
Preferably: the evaporator below is equipped with collection device, collection device fixed mounting be in inside the shell.
Preferably: the collecting device comprises a collecting tray used for collecting the liquid dripped by the evaporator.
Preferably, the following components: a plurality of flow guide grooves are formed in the collecting disc.
Preferably, the following components: one end of the collecting disc is connected with a flow guide pipe.
The utility model discloses a technological effect and advantage:
1. the periphery of the shell is ventilated through the ventilation device, so that the cold island effect of the periphery of the shell is effectively broken, the air temperature around the air source heat pump is close to the actual environment temperature, the working efficiency of the air source heat pump is further improved, and the phenomenon that the cold island effect influences the normal work of the heat pump is avoided.
2. The detection device is arranged in the shell to detect the frosting condition on the evaporator, when the frosting condition of the evaporator is detected, the heater is started through the controller, and the frost on the evaporator is effectively removed by utilizing the matching of the ventilation device and the heater.
Drawings
Fig. 1 is a schematic structural diagram of an outdoor unit of an air source heat pump according to an embodiment of the present disclosure;
fig. 2 is a front view of an outdoor unit of an air source heat pump according to an embodiment of the present disclosure;
fig. 3 is a cross-sectional view of an outdoor unit of an air source heat pump according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a collecting tray in an air source heat pump outdoor unit according to an embodiment of the present disclosure.
In the figure:
1. the device comprises a shell, 101, an air inlet grille, 2, an evaporator, 3, a detection device, 4, a ventilation device, 401, a first fan, 402, a second fan, 5, a heater, 6, a collection device, 601, a collection disc, 602, a diversion trench, 603, a diversion pipe, 7 and a controller.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Examples
As shown in fig. 1 to 4, in the present embodiment, there is provided an air source heat pump outdoor unit, which includes a casing 1, an air inlet grille 101 is disposed on one side of the casing 1, an evaporator 2 is disposed in the casing 1, a detection device 3 is disposed on one side of the evaporator 2, the type of the detection device 3 may be determined according to actual needs, in the present embodiment, a temperature sensor is employed, the temperature of the evaporator 2 is detected by the temperature sensor, a ventilation device 4 is further fixedly mounted inside the casing 1, the ventilation device 4 includes a first fan 401 and a second fan 402, when the evaporator 2 works, the temperature around the casing 1 continuously decreases to form a cold island effect, at this time, the first fan 401 starts, an air outlet of the first fan 401 is located on one side of the casing 1, the first fan 401 draws air inside the casing 1 to the periphery of the casing 1 to cause air convection, so that the air temperature around the air source heat pump approaches an actual ambient temperature, further improve the working efficiency of the air source heat pump, the occurrence of the cold island effect that the heat pump normally works is avoided, when the detection device 3 detects that frost is on the evaporator 2, the evaporator 3 transmits a signal to a controller 7, wherein the heater 3 and the heater 7 are electrically connected to the evaporator 5, the evaporator 2 starts to control the evaporator to start the heater, and the evaporator 2, and the evaporator to start the evaporator to control the evaporator to start the evaporator by the heater 5, and the evaporator 2, and the evaporator to control the evaporator to start the evaporator to control the evaporator to start the heater, and the evaporator to control the heater 5, and the evaporator to start the evaporator 2, wherein the evaporator 3, and the evaporator type of the evaporator 3, and the evaporator 3.
As shown in fig. 4, in this embodiment, a collecting device 6 is disposed below the evaporator 2, the collecting device 6 is fixedly mounted inside the housing 1 through bolts, when the second fan 402 is matched with the heater 5 to remove frost on the evaporator 2, the frost melts and produces liquid to drip from the evaporator 2, the collecting device 6 includes a collecting tray 601, the collecting tray 601 is used to collect the liquid dripping from the evaporator 2, a plurality of guiding channels 602 are disposed on the collecting tray 601, wherein the number of the guiding channels 602 can be determined according to actual needs, in this embodiment, four guiding channels 602 are employed, after the liquid is collected by the collecting tray 601, the liquid rapidly flows to the guiding pipe 603 through the guiding channels 602, and is then discharged through the guiding pipe 603, the structure is simple, the application range is wide, the liquid after the frost melts is collected, and the management is more convenient.
The utility model discloses a theory of operation is:
the air source heat pump comprises a shell, an evaporator is arranged in the shell, a detection device is arranged on one side of the evaporator, a ventilation device is fixedly arranged in the shell and comprises a first fan and a second fan, when the evaporator works, the temperature around the shell is continuously reduced to form a cold island effect, the first fan is started at the moment, an air outlet of the first fan is located on one side of the shell, the first fan can pump out air inside the shell to the periphery of the shell to cause air convection, the air temperature around the air source heat pump is close to the actual environment temperature, the working efficiency of the air source heat pump is further improved, the phenomenon that the cold island effect influences the normal work of the heat pump is avoided, meanwhile, after the detection device detects frosting on the evaporator, the detection device transmits a signal to a controller, the detection device and the controller are electrically connected through a lead, the controller controls the heating device to be started, the heating device is located on one side of the second fan, after the heating device is started, the second fan starts to blow hot air to the evaporator, and the frost on the evaporator is effectively removed through hot air.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art and related fields without creative efforts shall fall within the protection scope of the present invention. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.
Claims (10)
1. An air source heat pump outdoor unit, includes shell (1), be provided with evaporimeter (2) in shell (1), its characterized in that still includes: -detection means (3), said detection means (3) being intended to detect the frosting on said evaporator (2);
the ventilation device (4), the ventilation device (4) is fixedly arranged inside the shell (1), and the ventilation device (4) is used for ventilating the periphery of the shell (1);
a heater (5), wherein the heater (5) is connected with the ventilation device (4);
the controller (7), the controller (7) with heater (5) electricity is connected, controller (7) are used for controlling heater (5) work.
2. The outdoor unit of claim 1, wherein the ventilating device (4) comprises a first fan (401), and an air outlet of the first fan (401) is located at one side of the casing (1).
3. The outdoor unit of claim 1, wherein the ventilating device (4) further comprises a second fan (402), and an air outlet of the second fan (402) is located above the evaporator (2).
4. The outdoor unit of claim 1, wherein an air inlet grille (101) is formed at one side of the casing (1).
5. The outdoor unit of claim 4, wherein the ventilating device (4) is fixedly installed inside the casing (1) by bolts.
6. The outdoor unit of claim 5, wherein the heater (5) is a heating wire.
7. The outdoor unit of claim 1, wherein a collecting device (6) is disposed below the evaporator (2), and the collecting device (6) is fixedly installed inside the casing (1).
8. The outdoor unit of claim 7, wherein the collecting means (6) comprises a collecting tray (601), and the collecting tray (601) is used for collecting the liquid dropped from the evaporator (2).
9. The outdoor unit of claim 8, wherein the collecting plate (601) is formed with a plurality of flow guide grooves (602).
10. The outdoor unit of claim 9, wherein a duct (603) is connected to one end of the collecting tray (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597062.4U CN218787611U (en) | 2022-12-30 | 2022-12-30 | Air source heat pump outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223597062.4U CN218787611U (en) | 2022-12-30 | 2022-12-30 | Air source heat pump outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218787611U true CN218787611U (en) | 2023-04-04 |
Family
ID=86501841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223597062.4U Active CN218787611U (en) | 2022-12-30 | 2022-12-30 | Air source heat pump outdoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218787611U (en) |
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2022
- 2022-12-30 CN CN202223597062.4U patent/CN218787611U/en active Active
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