CN210487290U - Outdoor testing room and enthalpy difference laboratory - Google Patents
Outdoor testing room and enthalpy difference laboratory Download PDFInfo
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- CN210487290U CN210487290U CN201921958543.9U CN201921958543U CN210487290U CN 210487290 U CN210487290 U CN 210487290U CN 201921958543 U CN201921958543 U CN 201921958543U CN 210487290 U CN210487290 U CN 210487290U
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Abstract
The outdoor testing room and enthalpy difference laboratory that this embodiment provided relates to air conditioner performance test device field. The problem that performance test deviation is large between the existing outdoor tests is solved. Comprises a test room and an air handling unit; the air return channel is communicated with an air inlet of the air handling unit, the air return channel is provided with a top air return inlet positioned at the top of the test room and a side air return inlet positioned at the side of the test room, and the top air return inlet and the side air return inlet can be independently opened or closed; and the air supply channel is communicated with an air outlet of the air handling unit and is provided with an air supply outlet communicated with the test room. The outdoor unit can correspondingly perform air return treatment on the outdoor test room aiming at the top air outlet and the side air outlet, so that the air return treatment in the whole test room is thorough, the interference degree of air supply and air return in the whole air treatment process is obviously reduced, the simulation test data is more accurate and reliable, and the problem of larger performance test deviation in the existing outdoor test room is solved.
Description
Technical Field
The utility model relates to an air conditioner capability test device field particularly, relates to an outdoor test room and enthalpy difference laboratory.
Background
The enthalpy difference laboratory is a common laboratory for testing the performance of the air conditioner, and the enthalpy difference testing device is a device used for simulating the working environment of one or more tested products (mainly air conditioners) in the laboratory and can be used for testing the performance of the products during working and developing new products.
The enthalpy difference laboratory comprises an outdoor test room and an indoor test room, wherein the outdoor test room is used for providing the working condition of the tested air conditioner when an external machine of the tested air conditioner works normally, and the indoor test room is used for providing the working condition of the tested air conditioner when an internal machine of the tested air conditioner works normally.
However, the existing outdoor test room has the problem of large performance test deviation in the use process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a between outdoor test, for example, it can improve the great problem of performance test deviation between current outdoor test.
The utility model discloses an aim still includes, provides an enthalpy difference laboratory, and it can improve the great problem of performance test deviation between current outdoor test.
The embodiment of the utility model discloses a can realize like this:
the embodiment of the utility model provides an outdoor test room, include:
the system comprises a test room and an air handling unit, wherein the test room is used for placing an outdoor unit of a tested machine;
the air return channel is communicated with an air inlet of the air handling unit, the air return channel is provided with a top air return inlet which is communicated with the test room and is positioned at the top of the test room, and a side air return inlet which is positioned at the side part of the test room, and the top air return inlet and the side air return inlet can be independently opened or closed;
and the air supply channel is communicated with an air outlet of the air handling unit and is provided with an air supply outlet communicated with the test room.
In addition, the embodiment of the utility model provides an outdoor test room can also have following additional technical characterstic:
optionally: the air return channel comprises a first air channel and a second air channel which are sequentially communicated, a top air return inlet is formed in the first air channel, and the second air channel is communicated with the air handling unit;
the first air channel and the second air channel are arranged at an included angle to buffer air flowing through the second air channel.
Optionally: the side air return opening is arranged on the second air duct.
Optionally: the first air duct is arranged at the top of the test room, and the second air duct is arranged at the side part of the test room;
the top air return inlet is arranged at the bottom of the first air channel, and the side air return inlet is arranged at the side of the second air channel.
Optionally: the air supply outlet is positioned at the top of the test room, and the height from the air supply outlet to the bottom of the test room is lower than the height from the top air return inlet to the bottom of the test room.
Optionally: the air supply channel and the first air channel are arranged side by side, and the air supply outlet is formed in the bottom of the air supply channel.
Optionally: the number of the air supply channels is two;
the two air supply channels are arranged side by side at intervals and are positioned on two sides of the top air return inlet.
Optionally: the air handling unit is correspondingly positioned between the two air supply channels and supplies air to the two air supply channels.
Optionally: the outdoor test room also comprises an access door;
the access door is arranged between the test room and the second air duct.
The embodiment of the utility model provides an enthalpy difference laboratory is still provided. The enthalpy difference laboratory includes an outdoor test room.
The utility model discloses beneficial effect between outdoor test and enthalpy difference laboratory includes, for example:
in the outdoor test room, when the outdoor unit of the tested machine adopts a top air outlet mode, a top air return port is opened, side air return ports are closed, the outlet air of the outdoor unit flows through a return air channel through the top air return port and then enters an air handling unit for processing, and then is sent back to the test room through an air supply port of an air supply channel to form a cycle; when the outdoor unit of the tested machine adopts a side air outlet mode, the side air return inlets are opened, the top air return inlet is closed, the outlet air of the outdoor unit flows through the air return channel through the side air return inlets, then enters the air handling unit for processing, and then is sent back to the test room through the air supply outlet of the air supply channel, so that a cycle is formed. That is to the off-premises station of top air-out and lateral part air-out, the room that the application provided all can correspond carries out the return air and handles for the return air in the whole test room is handled more thoroughly, is showing the interference degree that reduces the air supply return air in the whole air handling process, better completion test task, and test data is more accurate reliable, improves the great problem of performance test deviation between current outdoor test.
The enthalpy difference laboratory, including above-mentioned outdoor test room, the return air in the whole test room is handled more thoroughly, is showing the interference degree that reduces the air supply return air in the whole air handling process, and test data is more accurate reliable, improves the great problem of performance test deviation between current outdoor test.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic diagram of a side view angle of an outdoor testing room according to an embodiment of the present invention;
fig. 2 is a schematic view of a front view angle of an outdoor testing room according to an embodiment of the present invention;
fig. 3 is a schematic view of a bottom view angle of an outdoor testing room according to an embodiment of the present invention.
Icon: 10-outdoor test room; 100-test room; 200-an air handling unit; 310-a first air duct; 311-top return air inlet; 320-a second air duct; 321-side return air inlets; 400-air supply channel; 410-air supply outlet; 500-a second electrically operated air valve; 600-access door.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.
Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The air outlet of the existing air conditioner outdoor unit has top air outlet and side air outlet, the air return structure of the existing enthalpy difference laboratory outdoor test room is single, and the existing enthalpy difference laboratory outdoor test room cannot be well matched with different types of tested machines, so that the poor air return affects the uniformity of a temperature field and a flow field of the outdoor test room, and the performance test has larger deviation. The technical problem can be improved by the outdoor inter-test and enthalpy difference laboratory provided by the embodiment.
The embodiment of the utility model provides an enthalpy difference laboratory. The enthalpy difference laboratory includes an outdoor test room. The enthalpy difference laboratory also includes an indoor test room. The outdoor test room is mainly used for providing a simulation environment for an outdoor unit of the tested machine so as to detect the use performance of the outdoor unit; the indoor test room is used for providing a simulation environment for the indoor unit of the tested machine so as to detect the service performance of the indoor unit. The "machine under test" in this embodiment mainly refers to an air conditioner.
The outdoor test chamber 10 provided in the present embodiment will be described in detail with reference to fig. 1 to 2.
Referring to fig. 1, an outdoor testing room 10 according to an embodiment of the present invention includes: the air handling unit 200 is arranged in the test room 100, and the test room 100 is used for placing an outdoor unit of a tested machine; the air return channel is communicated with an air inlet of the air handling unit 200, the air return channel is provided with a top air return opening 311 which is communicated with the test room 100 and is positioned at the top of the test room 100, and a side air return opening 321 which is positioned at the side part of the test room 100, and the top air return opening 311 and the side air return opening 321 can be independently opened or closed; and the air supply channel 400 is communicated with an air outlet of the air handling unit 200, and the air supply channel 400 is provided with an air supply outlet 410 communicated with the test room 100.
The "air handling unit 200" refers to an apparatus for handling air, which is called an air handling unit 200 or an air conditioning unit. Generally comprises a fan, a heater, a humidifier, an evaporation coil, a surface cooling coil, a dehumidification coil and a filter. The outlet air of the outdoor unit enters the return air channel through the top return air inlet 311 or the side return air inlet 321, flows through the return air channel and then enters the air handling unit 200, the air handling unit 200 processes the return air according to the set conditions and then discharges the return air into the air supply channel 400, and the processed air flows through the air supply channel 400 and then flows back to the test room 100 through the air supply outlet 410, so that the test room 100 reaches the working environment to be simulated, and the use performance of the outdoor unit is tested.
The top air return opening 311 and the side air return opening 321 are independently arranged, air return treatment can be performed according to different types of correspondence, the air return treatment is more thorough, and the simulated environment of the test room 100 can be controlled and adjusted more accurately. The return air and the air supply are independently arranged and do not interfere with each other, so that the test data are more accurate, the simulation environment of the test room 100 is more accurate, and the obtained performance test of the outdoor unit is more accurate. Both the top return air inlet 311 and the side return air inlet 321 enter the air handling unit 200 through return air channels.
In addition, the following should be noted: the top air return opening 311 and the side air return opening 321 can be opened or closed independently, including the following situations that the top air return opening 311 is opened and the side air return opening 321 is closed; or the top return air inlet 311 is closed and the side return air inlet 321 is open; or the top air return opening 311 is opened, and the side air return openings 321 are opened, which is mainly used for the situation that the outdoor unit adopts side air outlet, most of the side air return enters the air return channel from the side air return openings 321, and a few of the side air return flows to the air return channel through the top air return opening 311.
Referring to fig. 1, in the present embodiment, the air return channel includes a first air duct 310 and a second air duct 320 that are sequentially communicated, a top air return opening 311 is opened on the first air duct 310, and the second air duct 320 is communicated with the air handling unit 200; the first air duct 310 and the second air duct 320 are disposed at an included angle to buffer air flowing through the second air duct 320.
Specifically, the description is given with respect to the relative positions in fig. 1. The return air path includes a first air duct 310 at the top of the test booth 100 and a second air duct 320 at the side of the test booth 100. The top return air opening 311 is located at the top of the test compartment 100. When the outdoor unit adopts top air outlet, the outlet air enters the first air duct 310 from the top air return opening 311, and as the return air in the first air duct 310 accumulates, the return air gradually flows downward to the second air duct 320 and then flows to the air handling unit 200 from the second air duct 320 for handling. In this embodiment, the first air duct 310 and the second air duct 320 are perpendicular, and in the process that the return air flows from the first air duct 310 to the second air duct 320 and in the process that the return air flows in the second air duct 320, the second air duct 320 can buffer the return air, so that dust or impurities entering the air handling unit 200 under the action of the return air impulse force are reduced, and the air handling unit 200 is damaged. Similarly, the included angle between the first air duct 310 and the second air duct 320 is larger than zero, that is, the condition that the second air duct 320 bends relative to the first air duct 310 is satisfied, and the second air duct 320 has a buffering effect on return air.
In this embodiment, the air inlet of the air handling unit 200 is located at the side of the bottom end of the second air duct 320. The bottom end of the second air duct 320 can prolong the flowing distance of the return air in the second air duct 320, so that the impurity dust mixed in the return air is deposited at the bottom of the second air duct 320, and the impurity dust is reduced from entering the air handling unit 200 to influence the normal work of the air handling unit 200. The air inlet is disposed at a side portion, so as to reduce dust and impurities from entering the air handling unit 200 and affecting normal use of the air handling unit 200.
Referring to fig. 1, in the present embodiment, the side air return opening 321 is disposed on the second air duct 320. Specifically, referring to the relative position in fig. 1, the side air return opening 321 is disposed on the left side of the test compartment 100 and communicates with the second air duct 320. The return air from the top return air inlet 311 flows through the first air duct 310 and the second air duct 320 in this order, and the return air from the side return air inlet 321 flows from the second air duct 320 to the air handling unit 200. By the design, the second air duct 320 has a buffering effect on return air, can also be used for side return air, simplifies the structure and effectively utilizes a return air channel.
With continued reference to fig. 1, an air supply channel 400 is disposed at the top of the test chamber 100, and the air supply channel 400 is communicated with the air outlet of the air handling unit 200. Specifically, the air outlet of the air handling unit 200 is disposed at the top of the air handling unit 200, and the return air processed by the air handling unit 200 enters the air supply channel 400.
Referring to fig. 2, in the present embodiment, the first air duct 310 is disposed at the top of the test chamber 100, and the second air duct 320 is disposed at the side of the test chamber 100; the top air return opening 311 is opened at the bottom of the first air duct 310, and the side air return opening 321 is opened at the side of the second air duct 320. Specifically, referring to the relative positions shown in FIG. 2, the first air duct 310 is located at the top of the test chamber 100, and the second air duct 320 is located at the rear of the test chamber 100, i.e., opposite to the side air return openings 321. Specifically, a first electric air valve is arranged on the top air return opening 311, and the opening or closing of the top air return opening 311 is regulated and controlled through the first electric air valve.
With continued reference to fig. 2, the side air return opening 321 is provided with a second electric air valve 500, the second electric air valve 500 comprises a first layer and a second layer which are arranged side by side in the length direction of the side air return opening 321, the first layer comprises a transversely arranged air sheet, the second layer comprises a vertically arranged air sheet, and two air sheets are arranged to help to more accurately adjust and control the air return amount of the side air return opening 321. The side air returns 321 are opened or closed by the second electric damper 500.
Referring to fig. 2, in the present embodiment, the air blowing opening 410 is located at the top of the testing chamber 100, and the height from the air blowing opening 410 to the bottom of the testing chamber 100 is lower than the height from the top air return opening 311 to the bottom of the testing chamber 100. Helping to prevent air from being sent out of test compartment 100 from supply air outlet 410 from entering the return air channel through top return air inlet 311. Specifically, described in relative position in fig. 2, the top return air opening 311 is located above the supply air opening 410.
Referring to fig. 2, in the present embodiment, the air blowing passage 400 is disposed side by side with the first air duct 310, and the air blowing opening 410 is disposed at the bottom of the air blowing passage 400. Specifically, referring to the relative position in fig. 2, the air supply channel 400 is located below the first air duct 310, and the air supply outlet 410 is opened at the bottom of the air supply channel 400, so that the height of the air supply outlet 410 is lower than that of the top air return opening 311.
Referring to fig. 2, in the present embodiment, the number of the air supply channels 400 is two; the two blowing channels 400 are arranged side by side at intervals and are located on both sides of the top return air inlet 311. Referring to the relative positions in fig. 2, one air supply passage 400 is located at the upper left of the test booth 100, and one air supply passage 400 is located at the upper right of the test booth 100, and is located at the lower left and lower right of the first duct 310. Realize middle part return air, both sides air supply, return air and air supply stagger, are favorable to improving the return air treatment effect.
Referring to fig. 3, in the present embodiment, the air handling unit 200 is correspondingly disposed between two air supply channels 400 and supplies air to the two air supply channels 400. Referring to the relative position of FIG. 3, the air treatment unit 200 and the second air chute 320 are positioned side-by-side. The two air supply channels 400 are arranged at intervals from left to right in sequence, the air handling unit 200 is correspondingly positioned between the two air supply channels 400, and the air handling unit 200 supplies air to the air supply channel 400 positioned on the left side from the left side and supplies air to the air supply channel 400 positioned on the right side from the right side. Specifically, the left side and the right side of the air handling unit 200 are respectively provided with a transition passage, the two transition passages respectively correspond to the air supply passages 400, and the air handling unit 200 respectively supplies air to the two air supply passages 400 through the transition passages. The air supply channel 400 on the left side and the air supply channel 400 on the right side are respectively provided with four air supply outlets 410, and the four air supply outlets 410 are sequentially distributed at intervals along the length direction of the air supply channel 400. In other embodiments, the number of supply air ports 410 may be three, five, or six.
Referring again to fig. 2, in conjunction with fig. 1, in the present embodiment, the outdoor test chamber 10 further includes an access door 600; the access door 600 is disposed between the test compartment 100 and the second air chute 320. The second air duct 320 is used for buffering return air, and a large amount of dust or impurities are deposited in the second air duct 320 in the buffering process; in practice, the components on the outer surface of the air handling unit 200 are exposed in the second air duct 320, or the air handling unit 200 is disposed in the second air duct 320, and occupies a part of the space of the second air duct 320, so that a service person enters the second air duct 320 from the test room 100 through the service door 600, and the components on the outer surface of the air handling unit 200 can be conveniently serviced or troubleshooting. Specifically, a door frame is arranged between the second air duct 320 and the test room 100, and an access door 600 is arranged on the door frame; further, a heat-insulating partition wall is arranged between the second air duct 320 and the test room 100, a second electric air valve 500 is arranged on the heat-insulating partition wall, and two louver-side air return openings are arranged on the second electric air valve 500; the door frame sets up on the heat preservation partition wall, and sets up access door 600 on the door frame.
The outdoor test room 10 provided by the embodiment at least has the following advantages:
the outdoor test room 10 is provided with the top air return opening 311 and the side air return opening 321, and both the top air outlet outdoor unit and the side air outlet outdoor unit can be subjected to air return treatment correspondingly, so that the air return treatment in the whole test room 100 is thorough, the interference degree of air supply and air return in the whole air treatment process is remarkably reduced, and the problem of large performance test deviation of the existing outdoor test room 10 is solved.
The first air duct 310 and the second air duct 320 are arranged, the second air duct 320 buffers return air, dust and impurities are reduced and enter the air handling unit 200 along with the return air, and meanwhile return air data processed by the air handling unit 200 are more accurate and reliable.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An outdoor test chamber, comprising:
the system comprises a test room and an air handling unit, wherein the test room is used for placing an outdoor unit of a tested machine;
the air return channel is communicated with an air inlet of the air handling unit, the air return channel is provided with a top air return inlet which is communicated with the test room and is positioned at the top of the test room, and a side air return inlet which is positioned at the side part of the test room, and the top air return inlet and the side air return inlet can be independently opened or closed;
and the air supply channel is communicated with an air outlet of the air handling unit, and is provided with an air supply outlet communicated with the test room.
2. The outdoor test room of claim 1, wherein:
the air return channel comprises a first air channel and a second air channel which are sequentially communicated, the top air return inlet is formed in the first air channel, and the second air channel is communicated with the air handling unit;
the first air channel and the second air channel are arranged at an included angle so as to buffer air flowing through the second air channel.
3. The outdoor test room of claim 2, wherein:
and the side air return inlet is arranged on the second air duct.
4. The outdoor test room of claim 3, wherein:
the first air duct is arranged at the top of the test room, and the second air duct is arranged at the side part of the test room;
the top air return inlet is formed in the bottom of the first air duct, and the side air return inlet is formed in the side of the second air duct.
5. The outdoor test room of claim 4, wherein:
the air supply outlet is positioned at the top of the test room, and the height from the air supply outlet to the bottom of the test room is lower than the height from the top air return inlet to the bottom of the test room.
6. The outdoor test chamber of claim 5, wherein:
the air supply channel and the first air channel are arranged side by side, and the air supply outlet is formed in the bottom of the air supply channel.
7. The outdoor test room of claim 6, wherein:
the number of the air supply channels is two;
and the two air supply channels are arranged side by side at intervals and are positioned on two sides of the top air return inlet.
8. The outdoor test room of claim 7, wherein:
the air handling unit is correspondingly positioned between the two air supply channels and supplies air to the two air supply channels.
9. The outdoor test room of claim 2, wherein:
the outdoor test room also comprises an access door;
the access door is arranged between the test room and the second air duct.
10. An enthalpy difference laboratory, comprising:
the enthalpy difference laboratory comprises the outdoor test room of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958543.9U CN210487290U (en) | 2019-11-13 | 2019-11-13 | Outdoor testing room and enthalpy difference laboratory |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921958543.9U CN210487290U (en) | 2019-11-13 | 2019-11-13 | Outdoor testing room and enthalpy difference laboratory |
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| Publication Number | Publication Date |
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| CN210487290U true CN210487290U (en) | 2020-05-08 |
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| CN201921958543.9U Active CN210487290U (en) | 2019-11-13 | 2019-11-13 | Outdoor testing room and enthalpy difference laboratory |
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