CN204880414U - Air conditioning unit suitable for in subway - Google Patents
Air conditioning unit suitable for in subway Download PDFInfo
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- CN204880414U CN204880414U CN201520508063.8U CN201520508063U CN204880414U CN 204880414 U CN204880414 U CN 204880414U CN 201520508063 U CN201520508063 U CN 201520508063U CN 204880414 U CN204880414 U CN 204880414U
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Abstract
The utility model discloses an air conditioning unit suitable for in subway, including the unit casing, the interior formation parallel arrangement's of unit casing last wind channel and lower wind channel are provided with fresh wind port a, supply -air outlet respectively on going up the corresponding import in wind channel and exporting the both sides wall, be provided with fresh wind port b, air exit on descending the corresponding import in wind channel and exporting the both sides wall respectively, go up in the wind channel: new return air mixing chamber, filter, riser indirect evaporative cooler and evaporation unit has set gradually between fresh wind port an and supply -air outlet, down in the wind channel: be provided with condensation unit, compressor and exhaust fan between fresh wind port b and air exit. The utility model discloses an air conditioning unit has saved chilled water system, cooling water system and cooling tower, has the refrigeration efficiency height, carries the characteristics that the energy consumption is low, area is little, energy -concerving and environment -protective and economic.
Description
Technical field
The utility model belongs to air conditioner technical field, is specifically related to a kind of air-conditioner set be applicable in subway.
Background technology
Subway ventilation air-conditioning system forms primarily of subway concourse, platform ventilation and air conditioning system, equipment control ventilation and air conditioning system and air-conditioner water system.And as a rule, equipment in subway ventilation air-conditioning system mainly contains handpiece Water Chilling Units, air-treatment unit and cooling tower, its operational mode is: chilled water handpiece Water Chilling Units produced is sent in air-treatment unit, carry out cool-down dehumidification process to the new wind in outdoor, the cooling water of cooling tower to absorption condensation heat cools.
As can be seen here, the air-conditioning equipment comprised in the large and small system of subway ventilation air-conditioning is more, and this just causes floor space large, and more complicated arranged by pipeline; In addition, larger energy consumption can be produced in cooling water, chilled water transmission & distribution process.Therefore, develop that a kind of floor space is little, pipeline arrange simple, energy consumption lower ground iron air-conditioning seem particularly important.
Utility model content
The purpose of this utility model is to provide a kind of air-conditioner set be applicable in subway, solves that more, the floor space of air-conditioning equipment that the large and small system of existing subway ventilation air-conditioning exists is large, pipeline complicated layout and the larger problem of energy consumption.
The technical scheme that the utility model adopts is, a kind of air-conditioner set be applicable in subway, includes machine unit shell, forms the upper air duct be arranged in parallel and lower air duct in machine unit shell; The import that upper air duct is corresponding and outlet two side are respectively arranged with fresh wind port a, air outlet; The import that lower air duct is corresponding and outlet two side are respectively arranged with fresh wind port b, exhaust outlet;
In upper air duct: be disposed with new return air mixing chamber, filter, standpipe indirect evaporation cooler and evaporation element between fresh wind port a and air outlet;
In lower air duct: be disposed with condensing unit, compressor and exhaust blower between fresh wind port b and exhaust outlet;
Evaporation element, condensing unit and compressor are connected by pipe network;
Air-valve is provided with in fresh wind port a, fresh wind port b, air outlet and exhaust outlet.
Feature of the present utility model is also:
New return air mixing chamber top is provided with return air inlet;
Blowing unit is provided with in new return air mixing chamber.
Air-valve is provided with in return air inlet; Blowing unit adopts forced blower fan.
Evaporation element is made up of evaporimeter and the water tank b be arranged at below evaporimeter, and water tank b was connected with the water tank a in standpipe indirect evaporation cooler by communicating pipe;
Condensing unit, includes condenser, and the top of condenser is provided with shower, shower is provided with multiple nozzle b towards condenser spray; The below of condenser is provided with water tank c, and water tank c is connected with shower by water pipe, water pipe is provided with water pump b;
Evaporimeter, condenser are connected with compressor by pipe network.
Standpipe indirect evaporation cooler, includes vertical heat exchanging pipe group, and the top of vertical heat exchanging pipe group is provided with water distributor, water distributor is evenly provided with multiple nozzle a towards vertical heat exchanging pipe group spray; The below of vertical heat exchanging pipe group is provided with water tank a, and water tank a is connected with water distributor by feed pipe, and water tank a is also connected with the water tank b in evaporation element by communicating pipe; Form air channel between vertical heat exchanging Guan Zuyu water tank a, the machine unit shell sidewall that air channel is corresponding is provided with overfiren air port.
Machine unit shell roof corresponding above water fender is provided with air outlet.
Vertical heat exchanging pipe group is made up of the heat exchanger tube that many are vertically arranged.
Feed pipe is provided with water pump a.
The water side of evaporimeter is connected with compressor by the first pipeline, compressor is connected with the water inlet end of condenser by second pipe, the water side of condenser is connected with the water inlet end of evaporimeter by the 3rd pipeline, and the 3rd pipeline is provided with choke valve, forms refrigerant system.
The beneficial effects of the utility model are:
1. evaporation cooling technique combines with mechanical refrigeration techniques by air-conditioner set of the present utility model, achieve the multistep treatment to the new wind in outdoor: first with indirect evaporation cooler to outdoor pre-cooling of fresh air, with evaporimeter, cool-down dehumidification process is carried out to it again, reach required temperature and the requirement of humidity, send into subway concourse and the platform of subway.
2. have employed the evaporimeter carrying low-temperature receiver in air-conditioner set of the present utility model, eliminate chilled water system, by square under the vaporizers, water tank is set, collect the condensate water of evaporimeter, condensate water can flow into for standpipe type indirect evaporation cooler application in the water tank of standpipe type indirect evaporation cooler, effectively the temperature of reduction recirculated water; Condenser adopts the form of unit evaporating type condensing, by taking away the condensation heat of cold-producing medium at condenser surface water spray and forced ventilation, eliminates cooling tower and cooling water system.
3. air-conditioner set of the present utility model, its unit inside is divided into upper and lower two air passage portions; Upper air duct realizes the process to the new wind in outdoor, and the condensation heat of lower air duct to cold-producing medium processes; Whole unit is arranged more convenient, flexible, is convenient to I&M.
4. air-conditioner set of the present utility model, the pressure fan of its inside adopts forced pressure fan, eliminates secondary exhausting machine.
5. air-conditioner set of the present utility model, indirect evaporation cooler adopts standpipe indirect evaporation cooler, vertical, reduces the size of collator.
6. air-conditioner set of the present utility model not only has the high advantage of refrigerating efficiency, also reduces conveying energy consumption, makes unit more energy-conservation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model air-conditioner set.
In figure: 1. fresh wind port a, 2. return air inlet, 3. new return air mixing chamber, 4. filter, 5. water fender, 6. nozzle a, 7. heat exchanger tube, 8. evaporimeter, 9. water pump a, 10. overfiren air port, 11. water tank a, 12. communicating pipes, 13. water tank b, 14. blowing units, 15. air outlets, 16. fresh wind port b, 17. nozzle b, 18. water tank c, 19. condensers, 20. water pump b, 21. choke valves, 22. compressors, 23. exhaust blowers, 24. exhaust outlets, 25. water pipes, 26. feed pipes, 27. air outlets, G1. the first pipeline, G2. second pipe, G3. the 3rd pipeline.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model is applicable to the air-conditioner set in subway, its structure as shown in Figure 1, include machine unit shell, in machine unit shell, form the upper air duct be arranged in parallel and lower air duct, the import that upper air duct is corresponding and outlet two side are respectively arranged with fresh wind port a1, air outlet 15; The import that lower air duct is corresponding and outlet two side are respectively arranged with fresh wind port b16, exhaust outlet 24; In upper air duct: be disposed with new return air mixing chamber 3, filter 4, standpipe indirect evaporation cooler and evaporation element between fresh wind port a1 and air outlet 15; In lower air duct: be disposed with condensing unit, compressor 22 and exhaust blower 23 between fresh wind port b16 and exhaust outlet 24; Evaporation element, condensing unit and compressor 22 is connected by pipe network.
Air-valve is provided with, for regulating the size of resh air requirement in fresh wind port a1 and fresh wind port b16.
Air-valve is provided with, for adjusting air quantity in air outlet 15 and exhaust outlet 24.
New return air mixing chamber 3 top is provided with return air inlet 2, is provided with air-valve in return air inlet 2, for regulating the size of return air amount; Blowing unit 14 is provided with in new return air mixing chamber 3; What blowing unit 14 adopted is forced blower fan.
Evaporation element is made up of evaporimeter 8 and the water tank b13 be arranged at below evaporimeter.
Condensing unit, includes condenser 19, and the top of condenser 19 is provided with shower, shower is provided with multiple nozzle b17 sprayed towards condenser 19; The below of condenser 19 is provided with water tank c18, and water tank c18 is connected with shower by water pipe 25, water pipe 25 is provided with water pump b20; Evaporimeter 8, condenser 19 are connected with compressor 22 by pipe network.
The water side of evaporimeter 8 is connected with compressor 22 by the first pipeline G1, compressor 22 is connected with the water inlet end of condenser 19 by second pipe G2, the water side of condenser 19 is connected with the water inlet end of evaporimeter 8 by the 3rd pipeline G3,3rd pipeline G3 is provided with choke valve 21, forms refrigerant system.
Standpipe indirect evaporation cooler, includes vertical heat exchanging pipe group, and the top of vertical heat exchanging pipe group is disposed with water distributor and water fender 5, water distributor is evenly provided with multiple nozzle a6 towards vertical heat exchanging pipe group spray; The below of vertical heat exchanging pipe group is provided with water tank a11, and water tank a11 is connected with water distributor by feed pipe 26, feed pipe is provided with water pump a9, and water tank a11 is also by being connected with the water tank b13 in evaporation element communicating pipe 12; Form air channel between vertical heat exchanging Guan Zuyu water tank a11, the machine unit shell sidewall that air channel is corresponding is provided with overfiren air port 10.
Machine unit shell roof corresponding above water fender 5 is provided with air outlet 27.
Vertical heat exchanging pipe group is made up of the heat exchanger tube 7 that many are vertically arranged.
Volume control damper is provided with in overfiren air port 10.
The effect that the utility model is applicable to critical piece in the air-conditioner set in subway is as follows:
Being provided with the air-valve controlling air quantity in fresh wind port a1 and return air inlet 2, entering resh air requirement in upper air duct and return air amount for regulating.
Filter 4: for filtering out dust in new wind and return air and impurity.
Standpipe indirect evaporation cooler: cool for closing wind to new wind, return air or new back-mixing, water tank a11 in its neutral tube indirect evaporation cooler is connected by communicating pipe 12 with the water tank b13 in evaporation element, the condensate water in water tank b13 can be utilized, effectively reduce the temperature of recirculated water, thus improve evaporative cooling efficiency; In addition, have employed vertical heat exchanging pipe group in standpipe indirect evaporation cooler, the size of unit can be effectively reduced.
Refrigerant system: its inside is provided with evaporation element, condensing unit, compressor 22 and choke valve 21; Wherein, the evaporimeter 8 in evaporation element carries low-temperature receiver, eliminates chilled water system; Condenser 19 in condensing unit adopts the form of evaporating type condensing, utilizes nozzle b17 to condenser 19 surface sprinkling, and is taken away the condensation heat of cold-producing medium by forced ventilation, eliminate cooling tower and cooling water system.
The utility model is applicable to the air-conditioner set in subway, and its workflow is as follows:
(1) work of wind system is as follows:
Supply air system:
Outdoor new wind enters in the upper air duct in machine unit shell by fresh wind port a1, the return air of subway subway concourse, platform also enters in the upper air duct in machine unit shell by return air inlet 2; In being in the wind: new wind mixes at new return air mixing chamber 3 with return air, then through filter 4 filtration, purification, flow into afterwards in standpipe indirect evaporation cooler, heat exchange is carried out with the moisture film outside many vertical heat exchanging pipes, air is by precooling, air after precooling continues to flow in evaporation element, after carrying out the humiture that cool-down dehumidification reaches required, sends into subway concourse, platform and equipment room by air outlet 15 by evaporimeter 8.
Auxiliary air enters in standpipe indirect evaporation cooler by overfiren air port 10, flow in many heat exchanger tubes from bottom to top, with through nozzle a6, the recirculated water sprayed in heat exchanger tube 7 carries out hot and humid area, after the processed air outside cooling heat transferring pipe, discharged by air outlet 27.
Exhaust system:
Outdoor air is entered in the lower air duct in machine unit shell by fresh wind port b16, in lower air duct: the condenser 19 in outdoor air and condensing unit carries out hot and humid area, takes away the condensation heat of cold-producing medium, is discharged afterwards under the effect of exhaust blower 23 by exhaust outlet 24.
(2) course of work of water system is as follows:
Be provided with water tank b13 below the evaporimeter 8 of evaporation element, the low-temperature condensate in water tank b13 by being transported to communicating pipe 12 in the water tank a11 in standpipe type indirect evaporation cooler, for reducing the temperature of recirculated water in water tank a11; Recirculated water in water tank a11 is transported in the nozzle a6 that water distributor is arranged under water pump a9 effect through feed pipe 26, by nozzle a6 by Water spray in many heat exchanger tubes 7, hot and humid area is carried out, the processed air outside cooling heat transferring pipe 7 with the auxiliary air flowed through in heat exchanger tube 7.
In condensing unit: the recirculated water in water tank c18 pressurizes through water pump b20 and promotes, shower is given by water pipe 25, by the multiple nozzle b17 on shower by Water spray on condenser 19, the moisture film on condenser 19 surface carries out hot and humid area with the outdoor air entered in lower air duct through fresh wind port b16, the condensation heat of condenser 19 is taken away by outdoor air, unevaporated recirculated water falls back in water tank c18, so circulates.
(3) course of work of refrigerant system:
Cold-producing medium becomes the refrigerant gas of HTHP after compressor 22 compresses, condenser 19 condensation heat release is delivered into through second pipe G2, heat is taken away by outdoor air, cold-producing medium becomes the liquid of cryogenic high pressure, the refrigerant liquid of low-temp low-pressure is become again after the 3rd pipeline G3 enters choke valve 21, evaporimeter 8 evaporation endothermic is entered finally by the 3rd pipeline G3, to the dehumidifying of processed air cooling-down, cold-producing medium becomes the gas of high-temperature low-pressure, got back in compressor 22 through the first pipeline G1 by evaporimeter 8 again, so circulate.
The utility model is applicable to form upper air duct, lower air duct in the air-conditioner set in subway; Parts in upper air duct are used for processing the new wind in outdoor and return air; Parts in lower air duct are used for processing the condensation heat of cold-producing medium; Whole unit is arranged more convenient, flexible, is convenient to I&M; The mode that evaporation element wherein adopts evaporimeter 8 to be combined with water tank b13 eliminates chilled water system, and condensing unit adopts the form of evaporative condenser, eliminates the setting of cooling water system and cooling tower.The utility model air-conditioner set be applicable in subway has that refrigerating efficiency is high, conveying energy consumption is low, floor space is little, the feature of energy-conserving and environment-protective and economy.
Claims (9)
1. be applicable to the air-conditioner set in subway, it is characterized in that, include machine unit shell, in described machine unit shell, form the upper air duct be arranged in parallel and lower air duct; The import that described upper air duct is corresponding and outlet two side are respectively arranged with fresh wind port a (1), air outlet (15); The import that described lower air duct is corresponding and outlet two side are respectively arranged with fresh wind port b (16), exhaust outlet (24);
In described upper air duct: be disposed with new return air mixing chamber (3), filter (4), standpipe indirect evaporation cooler and evaporation element between fresh wind port a (1) and air outlet (15);
In described lower air duct: be disposed with condensing unit, compressor (22) and exhaust blower (23) between fresh wind port b (16) and exhaust outlet (24);
Described evaporation element, condensing unit and compressor (22) are connected by pipe network;
Air-valve is provided with in described fresh wind port a (1), fresh wind port b (16), air outlet (15) and exhaust outlet (24).
2. the air-conditioner set be applicable in subway according to claim 1, is characterized in that, described new return air mixing chamber (3) top is provided with return air inlet (2);
Blowing unit (14) is provided with in described new return air mixing chamber (3).
3. the air-conditioner set be applicable in subway according to claim 2, is characterized in that, described return air inlet is provided with air-valve in (2);
Described blowing unit (14) adopts forced blower fan.
4. the air-conditioner set be applicable in subway according to claim 1, it is characterized in that, described evaporation element is made up of evaporimeter (8) and the water tank b (13) be arranged at below evaporimeter, and described water tank b (13) was connected with the water tank a (11) in standpipe indirect evaporation cooler by communicating pipe (12);
Described condensing unit, includes condenser (19), and the top of described condenser (19) is provided with shower, described shower is provided with multiple nozzle b (17) sprayed towards condenser (19); The below of described condenser (19) is provided with water tank c (18), described water tank c (18) is connected with shower by water pipe (25), described water pipe (25) is provided with water pump b (20);
Described evaporimeter (8), condenser (19) are connected with compressor (22) by pipe network.
5. the air-conditioner set be applicable in subway according to claim 1 or 4, it is characterized in that, described standpipe indirect evaporation cooler, include vertical heat exchanging pipe group, the top of described vertical heat exchanging pipe group is provided with water distributor, described water distributor is evenly provided with multiple nozzle a (6) towards vertical heat exchanging pipe group spray;
The below of described vertical heat exchanging pipe group is provided with water tank a (11), described water tank a (11) is connected with water distributor by feed pipe (26), and described water tank a (11) is also by being connected with the water tank b (13) in evaporation element communicating pipe (12);
Form air channel between described vertical heat exchanging Guan Zuyu water tank a (11), the machine unit shell sidewall that described air channel is corresponding is provided with overfiren air port (10).
6. the air-conditioner set be applicable in subway according to claim 5, it is characterized in that, the top of described water distributor is provided with water fender (5), and the machine unit shell roof that described water fender (5) top is corresponding is provided with air outlet (27).
7. the air-conditioner set be applicable in subway according to claim 5, is characterized in that, described vertical heat exchanging pipe group is made up of the heat exchanger tube (7) that many are vertically arranged.
8. the air-conditioner set be applicable in subway according to claim 5, is characterized in that, described feed pipe (26) is provided with water pump a (9).
9. the air-conditioner set be applicable in subway according to claim 4, it is characterized in that, the water side of described evaporimeter (8) is connected with compressor (22) by the first pipeline (G1), described compressor (22) is connected by the water inlet end of second pipe (G2) with condenser (19), the water side of described condenser (19) is connected with the water inlet end of evaporimeter (8) by the 3rd pipeline (G3), described 3rd pipeline (G3) is provided with choke valve (21), forms refrigerant system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508063.8U CN204880414U (en) | 2015-07-14 | 2015-07-14 | Air conditioning unit suitable for in subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508063.8U CN204880414U (en) | 2015-07-14 | 2015-07-14 | Air conditioning unit suitable for in subway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204880414U true CN204880414U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520508063.8U Expired - Fee Related CN204880414U (en) | 2015-07-14 | 2015-07-14 | Air conditioning unit suitable for in subway |
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| CN (1) | CN204880414U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864933A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Air conditioner unit with horizontal cross flow indirect evaporation refrigeration devices |
| CN105864934A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Evaporation refrigeration air conditioner unit combined with curtain |
| CN105864913A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Evaporation refrigeration air conditioner unit combined with window |
| CN112857074A (en) * | 2021-01-27 | 2021-05-28 | 杭一林 | Condensing equipment is used in production of environmental protection plasticizer |
-
2015
- 2015-07-14 CN CN201520508063.8U patent/CN204880414U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864933A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Air conditioner unit with horizontal cross flow indirect evaporation refrigeration devices |
| CN105864934A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Evaporation refrigeration air conditioner unit combined with curtain |
| CN105864913A (en) * | 2016-04-28 | 2016-08-17 | 于向阳 | Evaporation refrigeration air conditioner unit combined with window |
| CN105864933B (en) * | 2016-04-28 | 2018-09-28 | 于向阳 | Air-conditioner set with horizontal cross stream indirect evaporation refrigerating device |
| CN105864913B (en) * | 2016-04-28 | 2018-09-28 | 于向阳 | With the evaporation refrigeration air conditioner group that window is combined |
| CN105864934B (en) * | 2016-04-28 | 2018-12-07 | 于向阳 | The evaporation refrigeration air conditioner group combined with curtain |
| CN112857074A (en) * | 2021-01-27 | 2021-05-28 | 杭一林 | Condensing equipment is used in production of environmental protection plasticizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160714 |