CN212362289U - Air inlet pipe and air conditioning unit - Google Patents
Air inlet pipe and air conditioning unit Download PDFInfo
- Publication number
- CN212362289U CN212362289U CN202022228711.8U CN202022228711U CN212362289U CN 212362289 U CN212362289 U CN 212362289U CN 202022228711 U CN202022228711 U CN 202022228711U CN 212362289 U CN212362289 U CN 212362289U
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- Prior art keywords
- air
- air inlet
- filter screen
- filter
- dust
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 238000009991 scouring Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 239000002245 particle Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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Abstract
The utility model discloses an air inlet pipe and an air conditioning unit, wherein the air inlet pipe comprises a first pipe section, a second pipe section and a third pipe section; the first pipe section comprises an air inlet and at least two groups of air filtering devices; the air filtering device comprises a filter screen and a dust removing device; the dust removal device comprises a vibrator, a spray nozzle and a differential pressure gauge, the air inlet pipe further comprises a controller, and the controller is electrically connected with the differential pressure gauge, the vibrator and the spray nozzle respectively; the air inlet pipe also comprises a liquid sprayer; the dust removal method of the air inlet pipe comprises the following steps: and when the pressure difference of the filter screen is greater than a preset value, starting the vibrator and/or the spray head to clean the surface of the filter screen. Compared with the prior art, the utility model discloses in through set up at least two sets of air filter equipment in the intake pipe from bottom to top the interval, make the new trend that enters into among the air conditioning unit filter through heavily, and then greatly reduced the dust content who enters into the new trend among the unit.
Description
Technical Field
The utility model relates to a refrigerating system control field especially relates to an air-supply line and air conditioning unit.
Background
The combined air conditioning unit is an air treatment device assembled by various air treatment functional sections, is suitable for an air conditioning system with the resistance of more than 100Pa, and has the functions of air mixing, flow equalization, filtration, cooling and the like in the air treatment functional sections of the unit. However, when the existing combined air conditioning unit is used in high-temperature, dry and dusty environments, outdoor air has the characteristics of high temperature and large wind sand, and dust carried in outdoor fresh air is more, so that the dust is very easy to accumulate inside the unit, the heat exchange efficiency of the air conditioning unit is reduced, the load consumption is increased, and even the unit is damaged, and the problem that the load of a surface air cooler is large is caused by too high temperature of the fresh air.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air-supply line and air conditioning unit has solved the many technical problem of dust in the air conditioning unit new trend that exists among the prior art.
The utility model adopts the technical proposal that: an air inlet duct comprising: the first pipe section is vertically arranged and comprises an air inlet which is arranged downwards; at least two groups of air filtering devices which are arranged along the first pipe section at intervals and used for filtering fresh air repeatedly.
Further, the air filter device comprises a filter screen and a dust removal device for cleaning the filter screen.
Further, the dust removing device comprises a vibrator connected with the filter screen.
Furthermore, the dust removal device also comprises a spray head arranged on the leeward side of the filter screen to wash the filter screen.
Furthermore, the dust collector also comprises a differential pressure gauge arranged on the filter screen, and the air inlet pipe also comprises a controller which is respectively electrically connected with the differential pressure gauge, the vibrator and the spray head.
Furthermore, the air inlet pipe also comprises a liquid sprayer which is arranged between the air filtering device and is used for humidifying the air.
Furthermore, the air inlet pipe is in an inverted U shape, and further comprises a second pipe section which is communicated with the first pipe section and is horizontally arranged and a third pipe section which is communicated with the second pipe section and is vertically arranged, wherein the third pipe section comprises an air outlet which is arranged downwards.
An air conditioning unit comprises the air inlet pipe.
Furthermore, the air conditioning unit comprises a water receiving disc, and flow guide lines are arranged on the water receiving disc.
Compared with the prior art, the utility model discloses in through set up at least two sets of air filter equipment in the intake pipe from bottom to top the interval, make the new trend that enters into among the air conditioning unit filter through heavily, and then greatly reduced the dust content who enters into the new trend among the unit.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic structural diagram of the air conditioning unit of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides an air-supply line that air conditioning unit used suitable for many dirt soil environment, as shown in fig. 1, air-supply line in this application mainly includes three pipeline section, is the second pipeline section 2 of the first pipeline section 1 of vertical setting, level setting and the third pipeline section 3 of vertical setting respectively, and first pipeline section 1, second pipeline section 2 and 3 concatenations of third pipeline section form one and are the air-supply line of the shape of falling the U-shaped.
Wherein, the new trend gets into the air-supply line from first pipeline section 1 in, the lower extreme of first pipeline section 1 is the air intake, be provided with at least two sets of air filter equipment in first pipeline section 1 with separating, be first air filter equipment 4 and second air filter equipment 5 respectively, the new trend loops through first air filter equipment 4 and second air filter equipment 5 in first pipeline section 1, through the filtration of these air filter equipment, fully filter the dust in the air, thereby greatly reduced the dust content who gets into air among the air conditioning unit.
In the present embodiment, the first air filtering device 4 and the second air filtering device 5 are sequentially disposed in the first pipe section 1 from bottom to top, and the first air filtering device 4 adopts the same structure, the first air filtering device 4 is taken as an example for description, the first air filtering device 4 includes a first filter screen 41 and a dust removing device, the dust removing device includes a first vibrator 42 disposed on the first filter screen 41 and a first nozzle 43 disposed on the leeward side of the first filter screen 41, the first filter screen 41 is used for filtering air, and the first vibrator 42 and the first nozzle 43 are used for removing dust on the surface of the first filter screen 41, so as to reduce manual operation and improve dust removing efficiency.
The second air filter device 5 includes a second filter 51, a second vibrator 52 provided on the second filter 51, and a second spray head 53 provided on the lee side of the second filter 51.
Specifically, in the present embodiment, the first filter screen 41 and the second filter screen 51 have the same filtering efficiency, so that dust with smaller particles can simultaneously pass through the two filter screens and enter the air conditioning unit, and therefore, in the present embodiment, a plurality of liquid sprayers 6 are disposed between the first air filter device 4 and the second air filter device 5, and when the air inlet pipe draws fresh air, the liquid sprayers 6 can spray water vapor, so that the dust penetrating through the lower first filter screen 41 can rapidly adsorb fine dust particles under the action of the water vapor under the action of the liquid sprayers 6, and then dust "aggregates" with larger particle size are formed, and these "aggregates" continue to rise and are filtered by the upper second filter screen 51, so that the dust content of the gas passing through the second filter screen 51 is greatly reduced; meanwhile, the liquid sprayer 6 can also play a role in reducing the temperature of fresh air entering the air conditioning unit, so that the load of the air conditioning unit is reduced, and the energy-saving effect is further achieved.
Further, the second air filter device 5 is explained as follows: when the lower surface of the second filter screen 51 is full of dust, the second vibrator 52 starts to operate to vibrate the dust and fall off from the surface of the second filter screen 51, the dust returns to the original particle size, naturally settles down to penetrate through the first filter screen 41 to be discharged into the air inlet pipe, or is matched with the second spray nozzle 53 to wash the second filter screen 51, and the dust on the surface of the second filter screen 51 is discharged as clean as possible under the action of the second spray nozzle 53 and the second vibrator 52.
It should be noted that the second spray head 53 (including the first spray head 43) can spray air flow or liquid to flush the second filter 51 (the first filter 41).
In other embodiments, only the second sprayer 53 or the second vibrator 52 may be turned on to remove dust; as to the dust removal method, the dust removal can be performed according to the dust adhesion degree on the surface of the second filter screen 51, and the dust adhesion degree is determined according to the magnitude of the differential pressure gauge, for example, the dust adhesion degree on the surface of the second filter screen 51 is divided into three stages from small to large according to the magnitude of the differential pressure value, when the surface of the second filter screen 51 is in the first stage, only the second vibrator 52 is turned on to start dust removal, when the surface of the second filter screen 51 is in the second stage, only the second nozzle 53 is turned on to start dust removal, and when the surface of the second filter screen 51 is in the third stage, both the second vibrator 52 and the second nozzle 53 are turned on to start dust removal.
The first air filter device 4 and the second air filter device 5 in the present application are the same in dust removal and use method.
Certainly in other embodiments, the first filter screen 41 and the second filter screen 51 may also be configured as filter screens with two filter performances, the filter performances from the first filter screen 41 to the second filter screen 51 are increased progressively, the first filter screen 41 performs primary filtering to filter out large-sized particles, the second filter screen 51 performs secondary filtering to filter out small-sized particles, and the dust content of the fresh air is ensured to be small enough through multiple filtering.
Wherein, still set up the differential pressure gauge on the air filter in this application, the differential pressure gauge is connected with the controller electricity, and the differential pressure gauge is used for detecting the pressure differential of each air filter's filter screen both sides, and the content of the adnexed dust on the accurate filter screen that detects, when it detects that pressure differential reaches a definite value, just control vibrator and/or shower nozzle and begin the deashing by the controller.
Further, the application still provides an air conditioning unit, as shown in fig. 1, the air conditioning unit is including the new trend section 7 that sets gradually, just imitate the filter segment 8, wet membrane humidification section 9, table cold section 10 and fan section 11, the lower extreme of third pipeline section 3 is the air outlet of air-supply line, new trend section 7 communicates with the lower extreme of third pipeline section 3, the new trend filters harmful gas through just imitating the filter segment 8 in proper order in the air conditioning unit, wet membrane humidification section 9 utilizes the heat absorption when the water evaporation to further reduce the new trend temperature, table cold section 10 adjusts the temperature of new trend, at last, supply air through fan section 11.
Still be equipped with the water collector in air conditioning unit's bottom, the water collector surface in this application is equipped with the water conservancy diversion line, and the water droplet that the water conservancy diversion line can drip its surface with higher speed assembles, and the water droplet assembles into a thigh and flows into the drain pipe fast, has improved the drainage efficiency of water collector, and then has improved air conditioning unit's wet and dry separation degree.
Simultaneously, this application has still provided the dust removal method of an air-supply line, and the dust removal method of this application includes: and detecting the pressure difference of each filter screen in real time by using a pressure difference meter, when the pressure difference of the filter screens exceeds a preset value, indicating that the dust attachment amount on the filter screens is large, closing a fan driving motor of the air conditioning unit, simultaneously starting a vibrator and a spray head to remove dust on the filter screens, and finishing dust removal work after preset time.
Preferably, the spray head operates for two minutes to finish the dust removal work of the filter screen.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. An air inlet duct, comprising: the first pipe section is vertically arranged and comprises an air inlet which is arranged downwards; at least two groups of air filtering devices are arranged at intervals along the vertical direction of the first pipe section to repeatedly filter fresh air.
2. The air inlet duct according to claim 1, wherein said air filter means includes a filter screen and a dust collector for cleaning the filter screen.
3. The air inlet duct according to claim 2, wherein said dust extraction means includes a vibrator connected to said screen.
4. The air inlet duct according to claim 3, wherein said dust removal device further comprises a spray head disposed on a leeward side of said filter screen for scouring said filter screen.
5. The air inlet pipe according to claim 4, wherein the dust removing device further comprises a differential pressure gauge disposed on the filter screen, and the air inlet pipe further comprises a controller electrically connected to the differential pressure gauge, the vibrator and the nozzle, respectively.
6. The air inlet duct according to claim 1, further comprising a spray applicator positioned between said air filter and said air filter for humidifying air.
7. The air inlet duct according to claim 1, wherein said air inlet duct is inverted U-shaped and further comprises a horizontally disposed second duct section in communication with said first duct section and a vertically disposed third duct section in communication with said second duct section, said third duct section including downwardly disposed air outlets.
8. An air conditioning assembly, characterized in that it comprises an air inlet duct according to any one of claims 1 to 7.
9. The air conditioning unit as set forth in claim 8, wherein the air conditioning unit includes a drip pan, and the drip pan is provided with flow guide lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022228711.8U CN212362289U (en) | 2020-10-09 | 2020-10-09 | Air inlet pipe and air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022228711.8U CN212362289U (en) | 2020-10-09 | 2020-10-09 | Air inlet pipe and air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212362289U true CN212362289U (en) | 2021-01-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022228711.8U Active CN212362289U (en) | 2020-10-09 | 2020-10-09 | Air inlet pipe and air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212362289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066491A (en) * | 2020-10-09 | 2020-12-11 | 珠海格力电器股份有限公司 | Air inlet pipe, air conditioning unit and dust removal method thereof |
-
2020
- 2020-10-09 CN CN202022228711.8U patent/CN212362289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112066491A (en) * | 2020-10-09 | 2020-12-11 | 珠海格力电器股份有限公司 | Air inlet pipe, air conditioning unit and dust removal method thereof |
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