CN211854288U - Air conditioner air supply system of hundred thousand-level dust-free workshop - Google Patents
Air conditioner air supply system of hundred thousand-level dust-free workshop Download PDFInfo
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- CN211854288U CN211854288U CN202020407201.4U CN202020407201U CN211854288U CN 211854288 U CN211854288 U CN 211854288U CN 202020407201 U CN202020407201 U CN 202020407201U CN 211854288 U CN211854288 U CN 211854288U
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Abstract
The utility model discloses an air conditioner air supply system in dustless workshop of hundred thousand grades, include with the outdoor communicating new trend fan in dustless workshop of hundred thousand grades, the new trend purification unit passes through the pipeline and corresponds the intercommunication with the air conditioner, the air conditioner passes through the pipeline and corresponds the intercommunication with high efficiency air cleaner, high efficiency air cleaner's export corresponds the intercommunication with the blast pipe correspond to be equipped with a plurality of air-out boxes on the blast pipe the lateral wall lower part in dustless workshop of hundred thousand grades corresponds and is equipped with the return air inlet, the return air inlet corresponds the intercommunication through the import of return air pipeline and air conditioner still correspond on the return air pipeline and be equipped with the return air fan correspond between air conditioner and the high efficiency air cleaner and be equipped with the pressurization fan still correspond on the pipeline behind the high efficiency air cleaner and be equipped with the ultraviolet disinfection lamp. The utility model discloses reduce the energy consumption of fan to a certain extent. Bacteria and viruses in the air are killed through the ultraviolet disinfection lamp, and the sanitation guarantee capacity of a hundred thousand-level dust-free workshop is improved.
Description
Technical Field
The utility model belongs to the technical field of the dust-free workshop auxiliary assembly and specifically relates to an air conditioner air supply system in a hundred thousand grade dust-free workshop.
Background
With the continuous development of the industry in China, dust-free workshops are more and more common to use, and are applied to various industries such as electronics, precision instruments, metallurgy, chemical engineering and the like. And the dust-free workshop is classified according to the grade of the dust-free workshop, and the dust-free workshop is widely applied at present and mainly comprises hundreds of thousands of grades. The hundred thousand grade dust-free workshop is a clean workshop with the air cleanliness of one hundred thousand grade. The air cleanliness is the degree of suspended particles in the air in a clean environment, and generally, the air cleanliness is low when the dust concentration in the air is high, and the air cleanliness is high when the dust concentration is low. It is its air cleanliness class that is determined by the maximum allowable number of particles per cubic meter of air.
When a hundred thousand-level dust-free workshop has no special requirements on temperature and humidity, the temperature is generally controlled to be 20-22 ℃ in winter, and the wearing of clean working clothes is not comfortable; 24-26 ℃ in summer; fluctuation was. + -. 2 ℃. The humidity of the clean room in winter is controlled to be 30-50%, and the humidity of the clean room in summer is controlled to be 50-70%. Power distribution: the general illumination value of the main production rooms of the clean room (area) is preferably more than or equal to 300 Lx; the illuminance value in the auxiliary workroom, the room for personnel and material purification, the airlock, the corridor, etc. is preferably 200 to 300 Lx.
The air supply mode mainly adopted by the hundred thousand-level dust-free workshop is as follows: 1. local pore plate ceiling air supply; 2. the ceiling of the high-efficiency air filter with the diffusion plate supplies air; 3. and the upper side wall supplies air and the like. The return air mode that hundred thousand grades of dust-free plants mainly adopted: 1. an air return inlet is arranged at the lower part of the single side wall; 2. when corridor air return is adopted, air return openings are uniformly distributed in the corridor or are intensively arranged at the end part of the corridor.
According to the regulations of relevant specifications, the requirements of indoor air parameters of a hundred thousand-level dust-free workshop are as follows: 1. the fresh air volume is large. Since there are many people in such a plant, the following maximum value can be taken according to the following values: the total air output of the non-unidirectional flow clean room is 10-30%; fresh air quantity required for compensating indoor air exhaust and maintaining indoor positive pressure value; ensure every person in the room to be new every hourFresh air quantity is more than or equal to 40m3/h。
2. Temperature and humidity requirements: the temperature is usually 24. + -. 2 ℃ and the relative humidity is 55. + -. 5%.
3. The air supply volume is large. In order to satisfy cleanliness and heat and humidity balance in a dust-free plant, a large amount of air supply is required.
The energy consumption of the air-conditioning air supply system mainly comprises air-conditioning energy consumption and fan energy consumption, because the air supply volume of a dust-free workshop is much larger than that of a common air-conditioning system, the air volume of a fan used is large, the pressure head of the fan is 500-700Pa more for overcoming the air resistance of the system, the air-conditioning air supply system occupies about half of the pressure head of the common system, the power load of the dust-free workshop in operation is 3-30 times larger than that of the common air-conditioning system, and the energy-saving problem of the air-conditioning air supply system of the hundred thousand-level dust-free workshop. On the basis of ensuring that the static pressure value of a dust-free workshop, the temperature and humidity in the workshop and the dust concentration reach relevant specifications, how to reduce the energy consumption of the dust-free workshop is very important, the wind resistance of a recycling filter and a fresh air filter of the dust-free workshop is large, the energy consumption of a fan is high, and if the energy consumption of the fan can be reduced, the energy consumption of an air supply system of an air conditioner can be reduced to a certain extent. In addition, in long-term use, bacteria and viruses in a dust-free workshop cannot be eliminated, public health is affected, and the existing air-conditioning air supply system is inconvenient to use, so that the air-conditioning air supply system of the hundred thousand-level dust-free workshop needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the air-conditioning air supply system for the dust-free workshop is provided.
The utility model discloses a following scheme realizes:
an air-conditioning air supply system of a hundred thousand-level dust-free workshop comprises a fresh air fan communicated with the outside of the hundred thousand-level dust-free workshop, an air outlet is correspondingly arranged on the side edge of the hundred thousand grade dust-free workshop, the fresh air fan is correspondingly communicated with the fresh air purifying unit through a pipeline, the fresh air purification unit is correspondingly communicated with an air conditioner through a pipeline, the air conditioner is correspondingly communicated with a high-efficiency air filter through a pipeline, an outlet of the high-efficiency air filter is correspondingly communicated with an air supply pipe, a plurality of air outlet boxes are correspondingly arranged on the air supply pipe, an air return opening is correspondingly arranged at the lower part of the side wall of the hundred thousand grade dust-free workshop, the air return opening is correspondingly communicated with an inlet of an air conditioner through an air return pipeline, the air conditioner is characterized in that a return air fan is correspondingly arranged on the return air pipeline, a pressurizing fan is correspondingly arranged between the air conditioner and the high-efficiency air filter, and an ultraviolet disinfection lamp is correspondingly arranged on the pipeline behind the high-efficiency air filter.
The fresh air purification unit comprises an asbestos filter paper filter layer and a glass fiber filter layer which are sequentially connected in series.
And an air inlet valve is correspondingly arranged at the inlet of the fresh air fan.
High efficiency air cleaner includes cavity structures's urceolus, the urceolus includes the open upper cylinder of lower extreme and the open lower section of thick bamboo in upper end, the upper cylinder corresponds releasable connection through the screw thread with lower section of thick bamboo correspond on the urceolus and be equipped with high efficiency air cleaner air inlet and high efficiency air cleaner gas outlet follow in the urceolus and to being equipped with activated carbon filter layer, first electret melt-blown material layer, second electret melt-blown material layer, third electret melt-blown material layer down in proper order.
The thickness of the active carbon filter layer is smaller than that of the first electret melt-blown material layer, and the thickness of the first electret melt-blown material layer is the same as that of the second electret melt-blown material layer and that of the third electret melt-blown material layer.
Isolation nets are correspondingly arranged among the active carbon filter layer, the first electret melt-blown material layer, the second electret melt-blown material layer and the third electret melt-blown material layer.
The active carbon filter is characterized in that a connecting shaft is correspondingly arranged at the middle shaft of the outer barrel, the upper end and the lower end of the connecting shaft are correspondingly connected with the upper barrel and the lower barrel respectively, and the connecting shaft sequentially penetrates through the active carbon filter layer, the first electret melt-blown material layer, the second electret melt-blown material layer and the third electret melt-blown material layer.
The air outlet box comprises a plurality of tops which are uniformly arranged in a hundred thousand-level dust-free workshop, the air outlet box comprises a shell, an air outlet grid is correspondingly arranged on one side, away from the shell, of the shell, a plurality of main air outlets parallel to each other are correspondingly arranged between the air outlet grids, and a plurality of auxiliary air outlets which are uniformly distributed are correspondingly arranged on the periphery of each main air outlet.
And a return air one-way valve is correspondingly arranged on a pipeline between the return air fan and the air conditioner.
The utility model has the advantages that:
the utility model relates to an air conditioner air supply system in dustless workshop of hundred thousand grades adopts low resistance air cleaner to reduce air conditioner air supply system's energy consumption, and the circulated air that will need the return air to handle through the return air fan in addition directly lets in air conditioner and high-efficient air cleaner, need not get into the great new trend purification unit of pressure drop to reduce the energy consumption of fan to a certain extent. Bacteria and viruses in the air are killed through the ultraviolet disinfection lamp, and the sanitation guarantee capacity of a hundred thousand-level dust-free workshop is improved. In practical application, the air supply quantity of the system can be reduced, the air exhaust quantity is reduced, and the temperature and humidity base number required by a dust-free workshop is changed, so that the energy consumption is reduced to a greater extent.
Drawings
Fig. 1 is a schematic structural diagram of an air-conditioning air supply system of a hundred thousand-level dust-free workshop according to the present invention;
fig. 2 is a detailed structural view of a high-efficiency air filter of an air-conditioning air supply system of a hundred thousand-level dust-free workshop according to the present invention;
fig. 3 is a detailed structural diagram of an air outlet box of an air conditioning air supply system of a hundred thousand-level dust-free workshop of the present invention;
in the figure: the device comprises a fresh air fan 1, a dust-free workshop 2 of hundred thousand levels, a fresh air purification unit 3, an asbestos filter paper filter layer 31, a glass fiber filter layer 32, an air inlet valve 4, an air conditioner 5, a high-efficiency air filter 6, an upper cylinder 61, a lower cylinder 62, a thread 63, an air inlet of the high-efficiency air filter 64, an air outlet of the high-efficiency air filter 65, an active carbon filter layer 66, a first electret melt-blown material layer 67, a second electret melt-blown material layer 68, a third electret melt-blown material layer 69, an isolation net 610, a connecting shaft 611, an air supply pipe 7, an air outlet box 8, a shell 81, an air outlet grid 82, a main air outlet 83, an auxiliary air outlet 84, an air outlet 9, an air outlet 10, a return air fan 11, a return air one-way valve 12, a pressurizing fan 13 and an ultraviolet disinfection lamp 14.
Detailed Description
The preferred embodiments of the present invention will be further described with reference to the accompanying drawings in which:
as shown in fig. 1, an air-conditioning air supply system for a hundred thousand-level dust-free workshop comprises a fresh air fan 1 communicated with the outside of a hundred thousand-level dust-free workshop 2, an air outlet 9 is correspondingly arranged on the side of the hundred thousand-level dust-free workshop 2, the fresh air fan 1 is correspondingly communicated with a fresh air purification unit 3 through a pipeline, the fresh air purification unit 3 is correspondingly communicated with an air conditioner 5 through a pipeline, the air conditioner 5 is correspondingly communicated with a high-efficiency air filter 6 through a pipeline, an outlet of the high-efficiency air filter 6 is correspondingly communicated with an air supply pipe 7, a plurality of air outlet boxes 8 are correspondingly arranged on the air supply pipe 7, an air return opening 10 is correspondingly arranged at the lower part of the side wall of the hundred thousand-level dust-free workshop 2, the air return opening 10 is correspondingly communicated with an inlet of the air conditioner 5 through an air return pipeline, an air return fan 11 is correspondingly arranged on the air return pipeline, and a pressurizing fan 13 is correspondingly arranged between, an ultraviolet disinfection lamp 14 is correspondingly arranged on the pipeline behind the high-efficiency air filter 6.
The working process of the application is briefly described as follows: fresh air fan 1 inhales outdoor air into fresh air purification unit 3 and tentatively purifies, then gets into air conditioner 5 and carries out humidity and temperature adjustment, and the pressurization through booster fan 13 gets into high efficiency air cleaner 6 afterwards and carries out meticulous filtration, then through blast pipe 7, a plurality of play wind box 8 accurate distribution to in the dust-free workshop. At the same time, the air outlet 9 discharges part of the dust-free room air. The return air inlet 10 recycles part of the air in the dust-free workshop to the air conditioner 5 for temperature and humidity adjustment, although the air is subjected to precise filtration and enters the dust-free workshop again.
The booster fan provides power for the air entering the high-efficiency air filter, and the purification effect and efficiency are improved. The circulating air needing to be subjected to return air treatment is directly introduced into the air conditioner and the efficient air filter through the return air fan, and does not need to enter a fresh air purification unit with large pressure drop, so that the energy consumption of the fan is reduced to a certain extent. Bacteria and viruses in the air are killed through the ultraviolet disinfection lamp, and the sanitation guarantee capacity of a hundred thousand-level dust-free workshop is improved. The process, specific internal structure and principle of the ultraviolet disinfection lamp for killing bacteria and viruses in the air are well known technology, and are not described in detail herein.
The temperature and the humidity of the air entering the hundred thousand-level dust-free workshop are adjusted by the air conditioner, the working process, the specific internal structure and the principle of the air conditioner are known technologies, and the details are not repeated.
The fresh air purification unit 3 comprises an asbestos filter paper filter layer 31 and a glass fiber filter layer 32 which are connected in series in sequence. An air inlet valve 4 is correspondingly arranged at the inlet of the fresh air fan 1. Fresh air is extracted from the outside of a hundred thousand-level dust-free workshop by a fresh air fan 1 and then sequentially passes through an asbestos filter paper filter layer and a glass fiber filter layer for primary filtration, so that larger particulate matters are removed. The admission valve can control opening and closing of new trend fan inlet channel.
As shown in fig. 2, the high efficiency air filter 6 includes an outer cylinder of a hollow cavity structure, the outer cylinder includes an upper cylinder 61 with an open lower end and a lower cylinder 62 with an open upper end, the upper cylinder 61 corresponds detachable connection with the lower cylinder 62 through a thread 63, a high efficiency air filter air inlet 64 and a high efficiency air filter air outlet 65 are correspondingly arranged on the outer cylinder, and an active carbon filter layer 66, a first electret melt-blown material layer 67, a second electret melt-blown material layer 68 and a third electret melt-blown material layer 69 are sequentially arranged in the outer cylinder from top to bottom.
The thickness of the activated carbon filter layer 66 is smaller than that of the first electret melt-blown material layer 67, and the thickness of the first electret melt-blown material layer 67 is the same as that of the second electret melt-blown material layer 68 and the third electret melt-blown material layer 69. Isolation nets 610 are correspondingly arranged among the activated carbon filter layer 66, the first electret melt-blown material layer 67, the second electret melt-blown material layer 68 and the third electret melt-blown material layer 69. A connecting shaft 611 is correspondingly arranged at the middle shaft of the outer cylinder, the upper end and the lower end of the connecting shaft 611 are respectively and correspondingly connected with the upper cylinder 61 and the lower cylinder 62, and the connecting shaft 611 sequentially penetrates through the activated carbon filter layer 66, the first electret melt-blown material layer 67, the second electret melt-blown material layer 68 and the third electret melt-blown material layer 69.
The multi-section electret melt-blown material is correspondingly arranged in the high-efficiency air filter 6, the filtration efficiency of the electret melt-blown material can reach 99.996%, and the electret melt-blown material can greatly reduce the pressure drop, so that the gas filtered and purified by the high-efficiency air filter can meet the dust concentration requirement of a hundred thousand-level dust-free workshop. The air is pre-filtered through a thin active carbon filter layer to remove most dust in the air, and then the air is further filtered through a multi-section electret melt-blown material consisting of a first electret melt-blown material layer, a second electret melt-blown material layer and a third electret melt-blown material layer. The pressure drop of the active carbon is larger, so the adopted electret melt-blown material is thinner, the pressure drop of the electret melt-blown material is smaller, and the thicker electret melt-blown material can be adopted to purify air. The separation net can divide the multi-section electret melt-blown material layer into a plurality of sections, so that the installation and maintenance are convenient, and the multi-section electret melt-blown material layer and the active carbon filter layer can be separated. The arrangement of the connecting shaft can obviously improve the structural strength of the high-efficiency air filter 6 and also facilitate the installation and the disassembly of the multi-section electret melt-blown material layer and the activated carbon filter layer.
As shown in fig. 3, the air-out box 8 comprises a plurality of and evenly set at the top of the dust-free workshop 2 of hundred thousand levels, the air-out box 8 comprises a housing 81, an air-out grille 82 is correspondingly arranged at one side of the housing 81 far away from the air-out grille 82, a plurality of main air outlets 83 parallel to each other are correspondingly arranged between the air-out grille 82, and a plurality of auxiliary air outlets 84 evenly distributed are correspondingly arranged around the main air outlets 83. Can be simultaneously to the all directions air supply in dust-free workshop through a plurality of air-out boxes, make each corner in dust-free workshop keep the equilibrium of amount of wind, can realize rapid and stable's refrigeration. The main air outlet and the auxiliary air outlet are matched, so that the air outlet efficiency of each air outlet box can be improved. The air outlet box can be embedded into the ceiling of a dust-free workshop or can be directly suspended at the top of the dust-free workshop, but needs to be fixed.
And a return air one-way valve 12 is correspondingly arranged on a pipeline between the return air fan 11 and the air conditioner 5. The return air one-way valve 12 can ensure that return air coming out of a hundred thousand-grade dust-free workshop enters an air conditioner and a high-efficiency air filter.
The activated carbon, electret melt-blown material, asbestos filter paper and glass fiber in the application can be purchased on the market according to the requirements, and the specific components, preparation method and installation process are known technologies and are not described herein again.
Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides an air conditioner air supply system in dustless workshop of hundred thousand grades, include with outdoor communicating new trend fan (1) of dustless workshop of hundred thousand grades (2) the side correspondence of dustless workshop of hundred thousand grades (2) is equipped with air exit (9), its characterized in that: the fresh air fan (1) is correspondingly communicated with the fresh air purification unit (3) through a pipeline, the fresh air purification unit (3) is correspondingly communicated with an air conditioner (5) through a pipeline, the air conditioner (5) is correspondingly communicated with a high-efficiency air filter (6) through a pipeline, the outlet of the high-efficiency air filter (6) is correspondingly communicated with the blast pipe (7), a plurality of air outlet boxes (8) are correspondingly arranged on the air supply pipe (7), an air return opening (10) is correspondingly arranged at the lower part of the side wall of the hundred thousand grade dust-free workshop (2), the air return inlet (10) is correspondingly communicated with an inlet of the air conditioner (5) through an air return pipeline, a return air fan (11) is correspondingly arranged on the return air pipeline, a pressurizing fan (13) is correspondingly arranged between the air conditioner (5) and the high-efficiency air filter (6), an ultraviolet disinfection lamp (14) is correspondingly arranged on the pipeline behind the high-efficiency air filter (6).
2. The air-conditioning air supply system of the hundred thousand grade dust-free workshop, according to claim 1, is characterized in that: the fresh air purification unit (3) comprises an asbestos filter paper filter layer (31) and a glass fiber filter layer (32) which are sequentially connected in series.
3. The air-conditioning air supply system of the hundred thousand grade dust-free workshop, according to claim 1, is characterized in that: an air inlet valve (4) is correspondingly arranged at the inlet of the fresh air fan (1).
4. The air-conditioning air supply system of the hundred thousand grade dust-free workshop, according to claim 1, is characterized in that: high efficiency air cleaner (6) urceolus including cavity structures, the urceolus includes an open last section of thick bamboo (61) of lower extreme and an open lower section of thick bamboo (62) in upper end, go up section of thick bamboo (61) and correspond releasable connection through screw thread (63) with lower section of thick bamboo (62) correspond on the urceolus and be equipped with high efficiency air cleaner air inlet (64) and high efficiency air cleaner gas outlet (65) from last to being equipped with activated carbon filter layer (66), first electret melt-blown material layer (67), second electret melt-blown material layer (68), third electret melt-blown material layer (69) down in proper order in the urceolus.
5. The air supply system of the air conditioner of the hundred thousand grade dust-free workshop, according to claim 4, is characterized in that: the thickness of the active carbon filter layer (66) is smaller than that of the first electret melt-blown material layer (67), and the thickness of the first electret melt-blown material layer (67) is the same as that of the second electret melt-blown material layer (68) and the third electret melt-blown material layer (69).
6. The air supply system of the air conditioner of the hundred thousand grade dust-free workshop, according to claim 4, is characterized in that: isolation nets (610) are correspondingly arranged among the active carbon filter layer (66), the first electret melt-blown material layer (67), the second electret melt-blown material layer (68) and the third electret melt-blown material layer (69).
7. The air supply system of the air conditioner of the hundred thousand grade dust-free workshop, according to claim 4, is characterized in that: the middle shaft of the outer cylinder is correspondingly provided with a connecting shaft (611), the upper end and the lower end of the connecting shaft (611) are correspondingly connected with the upper cylinder (61) and the lower cylinder (62) respectively, and the connecting shaft (611) sequentially penetrates through the activated carbon filter layer (66), the first electret melt-blown material layer (67), the second electret melt-blown material layer (68) and the third electret melt-blown material layer (69).
8. The air-conditioning air supply system of the hundred thousand grade dust-free workshop, according to claim 1, is characterized in that: go out wind box (8) including a plurality of and evenly set up at the top of hundred thousand grades of dust-free workshop (2), it includes shell (81) to go out wind box (8) one side correspondence that shell (81) kept away from is equipped with air-out grid (82) correspond between air-out grid (82) and are equipped with a plurality of main air outlet (83) that are parallel to each other main air outlet (83) correspond all around and are equipped with a plurality of evenly distributed's supplementary air outlet (84).
9. The air-conditioning air supply system of the hundred thousand grade dust-free workshop, according to claim 1, is characterized in that: and a return air one-way valve (12) is correspondingly arranged on a pipeline between the return air fan (11) and the air conditioner (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020407201.4U CN211854288U (en) | 2020-03-26 | 2020-03-26 | Air conditioner air supply system of hundred thousand-level dust-free workshop |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020407201.4U CN211854288U (en) | 2020-03-26 | 2020-03-26 | Air conditioner air supply system of hundred thousand-level dust-free workshop |
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| CN211854288U true CN211854288U (en) | 2020-11-03 |
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| CN202020407201.4U Active CN211854288U (en) | 2020-03-26 | 2020-03-26 | Air conditioner air supply system of hundred thousand-level dust-free workshop |
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