CN110740615A - rack type indoor unit of air conditioner - Google Patents
rack type indoor unit of air conditioner Download PDFInfo
- Publication number
- CN110740615A CN110740615A CN201910974298.9A CN201910974298A CN110740615A CN 110740615 A CN110740615 A CN 110740615A CN 201910974298 A CN201910974298 A CN 201910974298A CN 110740615 A CN110740615 A CN 110740615A
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- water
- plate
- indoor unit
- evaporator
- cavity
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
- H05K7/20745—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
Abstract
The invention discloses an rack-mounted air-conditioning indoor unit, wherein a shell is divided into a front cavity and a rear cavity by a partition board, an evaporator is arranged in the rear cavity, a centrifugal fan is arranged on the partition board and is arranged in the front cavity, an air inlet is arranged on a rear back board of the shell and is communicated with the rear cavity, air outlets are respectively arranged on a top board, a left side board and a right side board of the shell and are communicated with the front cavity, air after heat exchange of the evaporator is blown out from three side air outlets, directly flows into a cold channel of a cabinet to exchange heat with equipment and then flows to the air outlet from the air inlet, the air pressure loss is small, the heat exchange efficiency is high, a water receiving tray is arranged at the bottom of the evaporator and comprises a water receiving tray body and a water receiving tray partition board, a water containing cavity is formed between the water receiving tray partition board and the water receiving tray partition board, a water leakage hole is arranged on the water receiving tray structure, condensed water can be prevented from being brought into the front cavity by return air, a water discharging joint is arranged.
Description
Technical Field
The invention relates to the technical field of data center air conditioners, in particular to an rack type air conditioner indoor unit.
Background
In practical application, in order to ensure normal operation of data center machine room equipment, an air conditioner is required to refrigerate and radiate the equipment, and a common cabinet type data center air conditioner installation mode in the market is rack-mounted installation.
After the indoor unit is installed in a data center cabinet, because cold air blown out from the air outlet of the indoor unit of the air conditioner is in a horizontal direction, the cold air changes direction upwards due to the blocking of a panel of the cabinet, enters a cold channel and circulates, and part of air pressure is lost due to the change of the air direction of the air outlet mode, so that the heat exchange efficiency in the data center is reduced.
In addition, the water pan drain joint of the existing rack-mounted air conditioner indoor unit is arranged at the bottom of the machine like the prior art, and the operation is inconvenient when the drain pipe is connected because the space at the bottom of the rack of the data center is narrow.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
In view of the above, the present invention provides rack-mounted air conditioning indoor unit, so as to reduce the wind pressure loss, improve the heat exchange efficiency, and facilitate the connection of the drain pipe.
In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:
frame-type air-conditioning indoor unit comprises a casing, an evaporator, a centrifugal fan, an air inlet, air outlets, a water receiving tray, a water drainage joint and a water receiving tray, wherein a partition plate is arranged in the casing and divides the inner part of the casing into a front cavity and a rear cavity, the evaporator is arranged in the rear cavity, the centrifugal fan is arranged on the partition plate and positioned in the front cavity, the air inlet is arranged on a rear back plate of the casing and communicated with the rear cavity, the air outlets are arranged on a top plate, a left side plate and a right side plate of the casing and communicated with the front cavity, the water receiving tray is arranged at the bottom of the evaporator and positioned in the rear cavity, and the water drainage joint is connected with the water receiving tray and positioned in the rear cavity and faces the rear back plate along the horizontal direction.
, the partition board is provided with an opening, the opening is provided with an air inducing ring, and the centrifugal fan is arranged on the air inducing ring.
, the water pan comprises a water pan body and a water pan partition plate arranged on the upper portion of the water pan body, a water containing cavity for containing condensed water is formed between the bottom wall of the water pan body and the water pan partition plate, a plurality of water leakage holes are formed in the water pan partition plate, the water drainage connector is arranged on the side wall, close to the rear back plate, of the water pan body and communicated with the water containing cavity, and the evaporator is arranged on the water pan partition plate.
, a strong drainage pump is arranged at the upper part of the water pan clapboard, and the water outlet end of the strong drainage pump is arranged on the side wall of the water pan body close to the rear back plate.
, the evaporator is a V-shaped evaporator, the opening of the V-shaped evaporator faces the centrifugal fan, a left sealing plate is arranged between the end part of the V-shaped evaporator close to the centrifugal fan and the left side plate, and a right sealing plate is arranged between the V-shaped evaporator and the right side plate.
, a cover plate is arranged on the top of the V-shaped evaporator.
, a sealing sponge is arranged between the cover plate and the top plate.
, the evaporator is a -shaped evaporator which is obliquely arranged in the rear cavity, a left sealing plate is arranged between the end part of the -shaped evaporator close to the centrifugal fan and the left side plate, and a right sealing plate is arranged between the end part far away from the centrifugal fan and the right side plate.
, the backboard is detachably connected to the housing by screws.
And , fixing plates are respectively arranged on the left side plate and the right side plate along the vertical direction.
Compared with the prior art, the invention has the advantages and positive effects that:
the internal part of the shell is divided into a front cavity and a rear cavity by a partition plate, the evaporator is positioned in the rear cavity, the centrifugal fan is positioned in the front cavity, the air inlet is arranged on the rear back plate of the shell and communicated with the rear cavity, and the number of the air outlets is three, and the three air outlets are respectively arranged on the top plate, the left side plate and the right side plate of the shell and communicated with the front cavity. The air after heat exchange of the evaporator is respectively blown out from the air outlets on the top, the left side and the right side, directly flows into the cold channel of the cabinet to exchange heat with equipment, and then flows to the air outlet from the air inlet on the rear side, so that circulation of a heat exchange air path is formed, the air cannot be blocked by the front panel of the cabinet to cause steering, the air pressure loss is small, and the heat exchange efficiency is high;
when the cabinets are connected in parallel, the air outlets on the left side and the right side can provide cold air for the plurality of cabinets simultaneously;
condensed water generated in the heat exchange process of the evaporator drops onto a clapboard of the water receiving tray and flows into the water containing cavity through the water leakage holes, and the water receiving tray is of a double-layer structure, so that the condensed water can be prevented from being brought into the front cavity by return air to influence the heat exchange effect of the whole machine;
the water discharge joint connected with the water pan faces the backboard along the horizontal direction, and the drain pipe can be installed or maintained after the backboard is directly disassembled, so that the operation is convenient.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, is briefly introduced in the drawings required in the description of the embodiments or the prior art, it is obvious that the drawings in the following description are embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an indoor unit of a rack-mounted air conditioner according to an embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of an indoor unit of a rack-mounted air conditioner according to an embodiment of the present invention;
FIG. 3 is a third schematic structural view of an indoor unit of a rack-mounted air conditioner according to an embodiment of the present invention;
FIG. 4 is a top view (V-shaped evaporator) of the indoor unit of rack-mounted air conditioner according to the embodiment of the present invention;
FIG. 5 is a second top view ( -shaped evaporator) of the indoor unit of a rack-mounted air conditioner according to the present invention;
FIG. 6 is a schematic side view of an air circulation flow installed in a cabinet according to an embodiment of the indoor unit of a rack-mounted air conditioner of the present invention;
fig. 7 is a schematic top view of an airflow cycle of a rack-mounted indoor unit of an air conditioner according to an embodiment of the present invention.
The water-saving type solar water heater comprises a shell 100, a front back plate 110, a rear back plate 120, a top plate 130, a left side plate 140, a right side plate 150, a front cavity 161, a rear cavity 162, a heat exchange front cavity 1621, a heat exchange rear cavity 1622, an air inlet 170, an air outlet 180, a fixing plate 190, a partition plate 200, a centrifugal fan 300, an air guide ring 310, a V-shaped evaporator 410, an evaporator 420- , a left sealing plate 430, a right sealing plate 440, a cover plate 450, a water pan 500, a water pan body 510, a water pan partition plate 520, a water containing cavity 530, a water drainage joint 540, a strong drainage pump 600, an electric appliance box 700, an electric appliance box 800 and equipment 900.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete description of the technical solutions of the embodiments of the present invention will be given below with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are partial embodiments of of the present invention, rather than all embodiments.
It is to be understood that in describing the present invention, terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "lateral", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present invention.
The invention discloses a rack-mounted air-conditioning indoor unit, which is arranged at the bottom of a data center cabinet 800 and used for heat dissipation of equipment 900, referring to fig. 1 to 3, the air-conditioning indoor unit comprises a square casing 100, a hollow and fixed partition board 200 is arranged in the casing 100, the partition board 200 divides the casing 100 into a front cavity 161 and a rear cavity 162, an evaporator is arranged in the rear cavity 162, a centrifugal fan 300 is fixed on the partition board 200 and is positioned in the front cavity 161, an air inlet 170 is arranged on a rear back plate 120 of the casing 100 and is communicated with the rear cavity 162, three air outlets 180 are arranged on a top plate 130, a left side plate 140 and a right side plate 150 of the casing 100 respectively and are communicated with the front cavity 161, the air-conditioning indoor unit is mounted at the bottom of the cabinet 800, referring to fig. 6 and 7, air after heat exchange by the evaporator is blown out from the top, the left side and right side air outlets 180 respectively, directly flows into a cold channel of the cabinet 800 and flows into the air outlets 180 from the rear side air inlet 170 to form circulation of the heat exchange channel of the equipment 900, then flows into the air outlets 180 to form circulation of the heat exchange panel, no water flow loss occurs, when the water outlet 500 is arranged in parallel connection with the rear panel, the water collecting tray 500, the water collecting tray is arranged in the water channel, the water collecting tray 500, the water collecting tray can be convenient for maintenance, and can be arranged in the water collecting.
Preferably, referring to fig. 2, the partition board 200 is provided with an opening (not labeled), the opening is fixedly provided with the induced-draft ring 310, and the centrifugal fan 300 is fixedly arranged on the induced-draft ring 310, so that the installation structure of the centrifugal fan 300 is more reliable, and the air guiding effect is better.
Preferably, referring to fig. 2 and 3, the water pan 500 includes a water pan body 510 and a water pan partition 520 fixed to the upper portion of the water pan body 510, the bottom wall of the water pan body 510 abuts against the bottom plate of the casing 100, a water containing cavity 530 for containing condensed water is formed between the bottom wall of the water pan body 510 and the water pan partition 520, a plurality of water leakage holes (not shown) are formed in the water pan partition 520, the evaporator is fixed to the water pan partition 520, a drain connector 540 is fixed to the side wall of the water pan body 510 close to the rear back plate 120 and is communicated with the water containing cavity 530, the condensed water generated during heat exchange of the evaporator drops on the water pan partition 520, flows into the water containing cavity 530 through the water leakage holes and is then discharged through a drain pipe connected to the drain connector 540, the height of the water pan partition 520 is lower than the height of the top edge of the water pan body 510, so that the space above the water pan partition 520 has a certain storage function for storing the condensed water that cannot timely flow through the water leakage holes , and the condensed water cannot flow into other positions of.
This embodiment water collector 500 is bilayer structure, when guaranteeing the collection smoothly and the discharge of comdenstion water, can avoid the return air to take the comdenstion water to the front cavity 161 in and influence the heat transfer effect of complete machine.
Preferably, referring to fig. 4 and 5, a strong drainage pump 600 is disposed on the upper portion of the water-receiving tray partition 520, and a water outlet end of the strong drainage pump 600 is fixedly disposed on the side wall of the water-receiving tray body 510 close to the back plate 120. When the water pan 500 has unsmooth water drainage, the strong drainage pump 600 can be started to drain water, so that the normal water drainage of the indoor unit is ensured. After the backboard 120 is detached, the pipeline can be installed or maintained at the water outlet end of the strong drainage pump 600, which is convenient for operation.
The evaporator installed in the rear chamber 162 has two forms, is a V-type evaporator, and is a -type evaporator.
Specifically, when the V-type evaporator 410 is used, referring to fig. 2 and 4, the opening of the V-type evaporator 410 faces the centrifugal fan 300, a left sealing plate 430 is disposed between the end of the V-type evaporator 410 close to the centrifugal fan 300 and the left side plate 140, and a right sealing plate 440 is disposed between the right side plate 150. The rear cavity 162 is divided into a front heat exchange cavity 1621 and a rear heat exchange cavity 1622 by the left sealing plate 430, the right sealing plate 440 and the V-shaped evaporator 410 together, air flowing in from the air inlet 170 flows into the front heat exchange cavity 1621 first, and the left sealing plate 430 and the right sealing plate 440 can ensure that all air flows through the V-shaped evaporator 410, can flow into the rear heat exchange cavity 1622 after heat exchange, and then flows out from the air outlet 180 under the action of the centrifugal fan 300, so that the heat exchange effect is improved.
Preferably, the top of the V-shaped evaporator 410 is provided with a cover plate 450, so as to prevent air which is not subjected to heat exchange in the heat exchange front cavity 1621 from flowing into the heat exchange rear cavity 1622 from a gap between the V-shaped evaporator 410 and the top plate 130, thereby affecting the heat exchange effect.
Preferably, a sealing sponge (not shown) is disposed between the cover plate 450 and the top plate 130, as can be seen from fig. 2 and 4, the cover plate 450 is located on the upper portion of the heat exchange rear cavity 1622, and the sealing sponge can prevent the cold air in the heat exchange rear cavity 1622 from generating heat exchange with the external hot air through the cover plate 450 and the top plate 130, and thus the heat exchange effect is affected.
When the -shaped evaporator 420 is used, referring to fig. 3 and 5, the -shaped evaporator 420 is obliquely and fixedly arranged in the rear cavity 162, a left sealing plate 430 is arranged between the end of the -shaped evaporator 420 close to the centrifugal fan 300 and the left side plate 140, and a right sealing plate 440 is arranged between the end far away from the centrifugal fan 300 and the right side plate 150, and the functions of the left sealing plate 430 and the right sealing plate 440 are the same as those of the case of using the V-shaped evaporator 410, and thus, the description thereof is omitted.
The indoor unit of the air conditioner further includes an electrical box 700, and referring to fig. 1, the electrical box 700 is located in the front cavity 161 and is fixedly connected to the top plate 130. The front back plate 110 of the casing 100 is detachably connected with the casing 100 through screws, and the electrical box 700 can be maintained after the front back plate 110 is detached, so that the structure is compact and the operation is convenient.
In any of the embodiments described above, the backplate 120 is removably attached to the housing 100 by screws to facilitate installation or maintenance of the plumbing fixture at the rear of the drain fitting 540.
In any of the above embodiments, the left side plate 140 and the right side plate 150 are respectively provided with a fixing plate 190 along the vertical direction, the fixing plate 190 is fixedly connected to the rack of the cabinet 800, and the indoor unit is already fixedly installed in the cabinet 800.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1, rack-mounted air conditioner indoor unit, characterized by comprising:
the device comprises a shell, a front cavity and a rear cavity, wherein a partition plate is arranged in the shell and divides the inner part of the shell into the front cavity and the rear cavity;
the evaporator is arranged in the rear cavity;
the centrifugal fan is arranged on the partition plate and is positioned in the front cavity;
the air inlet is arranged on the rear back plate of the shell and is communicated with the rear cavity;
the air outlets are arranged on the top plate, the left side plate and the right side plate of the shell, and the three air outlets are communicated with the front cavity;
the water receiving tray is positioned in the rear cavity and comprises a water receiving tray body and a water receiving tray partition plate arranged on the upper portion of the water receiving tray body, a water containing cavity is formed between the water receiving tray body and the water receiving tray partition plate, a plurality of water leakage holes are formed in the water receiving tray partition plate, and the water receiving tray partition plate is arranged at the bottom of the evaporator;
and the water drainage connector is connected with the water pan body and is positioned in the rear cavity, and the water drainage connector faces the rear back plate along the horizontal direction.
2. The indoor unit of a rack air conditioner of claim 1, wherein,
the baffle is provided with a hole, the hole is provided with an induced draft ring, and the centrifugal fan is arranged on the induced draft ring.
3. The indoor unit of a rack air conditioner of claim 1, wherein,
the water discharging joint is arranged on the side wall of the water receiving tray body close to the rear back plate and communicated with the water containing cavity.
4. The indoor unit of a rack air conditioner of claim 3, wherein,
the upper portion of water collector baffle is equipped with forced drainage pump, forced drainage pump's outlet end is located the water collector body is close to on the lateral wall of backplate.
5. The indoor unit of a rack air conditioner of claim 1, wherein,
the evaporator is a V-shaped evaporator, and the opening of the V-shaped evaporator faces the centrifugal fan;
and a left sealing plate is arranged between the end part of the V-shaped evaporator close to the centrifugal fan and the left side plate, and a right sealing plate is arranged between the end part of the V-shaped evaporator close to the centrifugal fan and the right side plate.
6. The indoor unit of a rack air conditioner of claim 5, wherein,
and the top of the V-shaped evaporator is provided with a cover plate.
7. The indoor unit of a rack air conditioner of claim 6, wherein,
and a sealing sponge is arranged between the cover plate and the top plate.
8. The indoor unit of a rack air conditioner of claim 1, wherein,
the evaporator is an -shaped evaporator which is obliquely arranged in the rear cavity, a left sealing plate is arranged between the end part of the -shaped evaporator close to the centrifugal fan and the left side plate, and a right sealing plate is arranged between the end part of the -shaped evaporator far away from the centrifugal fan and the right side plate.
9. The indoor unit of a rack air conditioner as claimed in any one of claims 1 to 8, , wherein,
the backboard is detachably connected with the shell through screws.
10. The indoor unit of a rack air conditioner as claimed in any one of claims 1 to 8, , wherein,
and the left side plate and the right side plate are respectively provided with a fixing plate along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910974298.9A CN110740615B (en) | 2019-10-14 | 2019-10-14 | Rack type air conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910974298.9A CN110740615B (en) | 2019-10-14 | 2019-10-14 | Rack type air conditioner indoor unit |
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| Publication Number | Publication Date |
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| CN110740615A true CN110740615A (en) | 2020-01-31 |
| CN110740615B CN110740615B (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910974298.9A Active CN110740615B (en) | 2019-10-14 | 2019-10-14 | Rack type air conditioner indoor unit |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912063A (en) * | 2020-08-03 | 2020-11-10 | 南京佳力图机房环境技术股份有限公司 | Built-in cabinet air conditioner indoor unit convenient to disassemble |
| CN113983680A (en) * | 2021-10-28 | 2022-01-28 | 苏州浪潮智能科技有限公司 | Air conditioner prevents blowing water and receives water tray device |
| CN114216277A (en) * | 2021-12-08 | 2022-03-22 | 珠海格力电器股份有限公司 | Cabinet air conditioner and control method thereof |
| CN114340341A (en) * | 2021-12-24 | 2022-04-12 | 广东海悟科技有限公司 | Cabinet air conditioner and cabinet temperature control system |
| CN115060002A (en) * | 2022-06-27 | 2022-09-16 | 广东海悟科技有限公司 | Water receiving device and double-layer micromold square |
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| CN115060002A (en) * | 2022-06-27 | 2022-09-16 | 广东海悟科技有限公司 | Water receiving device and double-layer micromold square |
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|---|---|
| CN110740615B (en) | 2021-04-02 |
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