CN203837182U - Efficient screwed pipe type multistage evaporative cooling air conditioning unit - Google Patents
Efficient screwed pipe type multistage evaporative cooling air conditioning unit Download PDFInfo
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- CN203837182U CN203837182U CN201420263749.0U CN201420263749U CN203837182U CN 203837182 U CN203837182 U CN 203837182U CN 201420263749 U CN201420263749 U CN 201420263749U CN 203837182 U CN203837182 U CN 203837182U
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- heat exchange
- curved surface
- air
- screwed pipe
- aluminium matter
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- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000004378 air conditioning Methods 0.000 title claims abstract description 15
- 230000000737 periodic effect Effects 0.000 claims abstract description 5
- 238000001704 evaporation Methods 0.000 claims description 47
- 230000008020 evaporation Effects 0.000 claims description 47
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 43
- 229910052782 aluminium Inorganic materials 0.000 claims description 43
- 239000004411 aluminium Substances 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an efficient screwed pipe type multistage evaporative cooling air conditioning unit. A filtering device, an indirect evaporative cooler and a direct evaporative cooler are arranged in sequence in the direction from a primary wind inlet to a primary wind outlet in a heat exchange machine tank, the indirect evaporative cooler is provided with a heat exchange air through pipe which is an aluminous threaded pipe. The overall peripheral wall of the aluminous threaded pipe stretches along a straight line, the aluminous threaded pipe is bent to form a first spiral line-shaped curved surface shell wall and a second spiral line-shaped curved surface shell wall which stretch along the same spiral line and are connected into a whole, the first spiral line-shaped curved surface shell wall arches in the reserve direction of an inner pipe cavity of the aluminous threaded pipe, the second spiral line-shaped curved surface shell wall arches towards the inner pipe cavity of the aluminous threaded pipe opposite to the first spiral line-shaped curved surface shell wall, and all longitudinal sections of the peripheral wall of the aluminous threaded pipe are of a periodic function-typed wave line shape. The efficient screwed pipe type multistage evaporative cooling air conditioning unit can further reduce the air temperature, increases the air temperature drop range, improves heat exchange efficiency and further reduces energy consumption.
Description
Technical field
The utility model relates to air-conditioning system, belongs to the improvement to mixed type air conditioner set constructor, particularly efficient screw tube type multistage evaporation cooling air conditioning group.
Background technology
Dry air can be the same with solar energy, wind energy, tide energy, is a kind of regenerative resource.The dry wet degree of air is different, and its ability of holding steam is also different.Because dry air can hold more steam, and water evaporation can absorb heat, so air is in the process wet by dry change, can provide needed energy for air-conditioning.The north of dry air Neng China, region, the northwestward are inexhaustible, nexhaustible clean reproducible energies.
Air-conditioning heat exchange unit utilizes water evaporation for cooling principle to carry out work, water has evaporability in air, do not having under other thermal source condition, the wet exchange process of heat between water and air is that air feeds water sensible heat transfer, the temperature of air is declined, wind pushing temperature reaches the wet-bulb temperature of intake air, and evaporative cooling can reach the dew-point temperature of intake air in conjunction with the wind pushing temperature of rear air.As long as air is not saturated, utilize directly (or passing through packing layer) spray air of recirculated water, just can obtain cooling-down effect.Using cooled air as blowing to reduce room temperature, this type of cooling is a kind of environment-friendly high-efficiency and the economic type of cooling, it has lower cooling device cost, can significantly reduce power consumption, and can reduce the discharge capacity of greenhouse gases and CFCs (Chloro-Fluoron-Carbon), but the handled Air Temperature range of decrease of existing air-conditioning unit degree is still less, and heat exchange efficiency is also lower, and energy consumption is bigger than normal.
Utility model content
The purpose of this utility model is to provide a kind of efficient screw tube type multistage evaporation cooling air conditioning group, further reduces air themperature, strengthens Air Temperature range of decrease degree, improves heat exchange efficiency, further reduces energy consumption.
The purpose of this utility model is achieved in that a kind of efficient screw tube type multistage evaporation cooling air conditioning group, comprise the filter being arranged in heat exchange cabinet, tank and blower fan, head at heat exchange cabinet, tail end is arranging respectively a wind air inlet and a wind exhaust outlet, in heat exchange cabinet, afterbody is arranging and can will be positioned at the wind exhaust blower of its inner air through above-mentioned said wind exhaust outlet discharge, direction along its wind air inlet to time wind air outlet in heat exchange cabinet is installed with filter successively, indirect evaporation cooler and direct evaporative cooler, a wind exhaust blower suction air, tracheae is crossed in the heat exchange that filter has so that air is flowed through successively, indirect evaporation cooler and direct evaporative cooler, indirect evaporation cooler is by Secondary Air exhaust blower, one-level shower, tracheae is crossed in heat exchange, one-level tank and one-level water pump form, the Secondary Air exhaust outlet being exposed to outside heat exchange cabinet is being set on the top of indirect evaporation cooler, in indirect evaporation cooler, be installed with successively from top to bottom and its inner air can be expelled to Secondary Air exhaust blower and the one-level shower of atmosphere through Secondary Air exhaust outlet, tracheae is crossed in heat exchange, one-level tank, Secondary Air exhaust blower is installed on the below of Secondary Air exhaust outlet, the Secondary Air air inlet that heat exchange cabinet inside arranges by indirect evaporation cooler bottom is communicated with the heat-exchanging chamber arranging in indirect evaporation cooler, heat-exchanging chamber is only communicated with atmosphere by Secondary Air exhaust outlet, and by heat exchange, crossing the sealing of tracheae outer tube wall and indirect evaporation cooler tank wall forms, heat exchange is crossed tracheae accumbency and is fixedly installed and is only communicated with heat exchange cabinet inside by its both ends open, in one-level tank, coordinate the one-level water pump of installing to be communicated with one-level shower by its delivery port, direct evaporative cooler is by secondary shower, cascade, secondary tank and secondary water pump form, the secondary shower that is positioned at heat exchange cabinet is fixedly mounted on the top of cascade, below cascade, be fixedly installed secondary tank, the secondary water pump arranging in secondary tank is communicated with secondary shower by its delivery port, it is aluminium matter screwed pipe that tracheae is crossed in described heat exchange, the pipe perisporium of aluminium matter screwed pipe totally himself bends to along straight line extension the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall that all extends and be connected as a single entity along same-handed line, the first zigzag shape curved surface shape shell wall dorsad aluminium matter screwed pipe interior lumen arch upward the second zigzag shape curved surface shape shell wall relative the first zigzag shape curved surface shape shell wall towards aluminium matter screwed pipe interior lumen, arch upward, any longitudinal section of aluminium matter screwed pipe pipe perisporium is periodic function type wave wire, so that zigzag shape external concavity curved surface and zigzag shape outer projection curved surface corresponding zigzag shape inner recess curved surface and the zigzag shape internal protrusion curved surface that the corresponding formation of aluminium matter screwed pipe pipe perisporium internal perisporium face is extended along this same-handed line that the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall make the corresponding formation of aluminium matter screwed pipe pipe perisporium periphery wall extend along this same-handed line.
The utility model operation principle is: an exhaust blower and an exhaust blower suck air in heat exchange cabinet through filter from an air inlet jointly, through one-level shower, to be ejected to direct evaporative cooler internal heat exchange downwards indoor by taking in the one-level heat-exchanging water of accumulating in one-level tank for one-level water pump, to trickle down in heat exchange, cross on tracheae outer tube wall, simultaneously, secondary water pump is sprayed onto on cascade by taking in the secondary heat exchange water of accumulating in secondary tank downwards through secondary shower, one time wind exhaust blower makes the first's air in a wind air inlet suction heat exchange box shell cross tracheae and walk from heat exchange, one-level heat-exchanging water is attached to is located at that the indoor heat exchange of direct evaporative cooler internal heat exchange is crossed on tracheae outer tube wall and by the downward drip of gravity, simultaneously, in heat exchange, cross tube wall and the one-level heat-exchanging water that first's air of walking in tracheae crosses tracheae by heat exchange and carry out heat exchange first (indirect heat exchange), so that stream is crossed (the one-level heat-exchanging water heat absorption of endotracheal first air cooling-down through heat exchange, absorb the heat of air and heat up), by cascade and the secondary heat exchange water that is downward through cascade according to gravity, there is heat exchange for the second time (direct heat exchange) again in first's air, further to be lowered the temperature, finally by a wind exhaust blower, through a wind exhaust outlet, discharged again, secondary heat exchange water is back to secondary tank after heat exchange, in order to again being pumped into secondary shower by secondary water pump, carry out heat exchange circulation, in addition, Secondary Air exhaust blower also makes Secondary Air air inlet suction that the second portion air in wind air inlet sucks heat exchange box shell offers from indirect evaporation cooler bottom to the heat-exchanging chamber of indirect evaporation cooler, after the one-level heat-exchanging water of crossing the downward drip of tracheae outer tube wall along heat exchange by gravity is crossed tracheae tube wall by heat exchange carries out heat exchange first with first's air (heat energy of first's air of tracheae is crossed in the absorption of one-level heat-exchanging water through heat exchange), one-level heat-exchanging water temperature raises, one-level heat-exchanging water after intensification directly carries out heat exchange with the second portion air in Secondary Air air inlet enters indirect evaporation cooler heat-exchanging chamber again, now, the heat release of one-level heat-exchanging water, the heat of second portion absorption of air one-level heat-exchanging water, one-level heat-exchanging water is also back to one-level tank after heat exchange, in order to again being pumped into one-level shower by one-level water pump, carry out heat exchange circulation, and after second portion air absorbs the heat of one-level heat-exchanging water again, second portion air becomes hot and humid air, second portion air is driven upwards and is flowed by Secondary Air exhaust blower, and discharge through Secondary Air exhaust outlet.
Core component of the present utility model is that tracheae (aluminium matter screwed pipe) is crossed in heat exchange, and any longitudinal section of aluminium matter screwed pipe pipe perisporium is periodic function type wave wire and aluminium matter screwed pipe pipe perisporium self bends to all the first zigzag shape curved surface shape shell wall being connected as a single entity and the second zigzag shape curved surface shape shell wall extending along same-handed line.It is large that aluminium matter screwed pipe has contact-making surface, and aluminium matter screwed pipe pipe perisporium periphery wall makes heat exchange area be greater than the light pipe of equal caliber, and heat transfer effect is more excellent.In summer, indirect evaporation cooler of the present utility model such as is mainly used at the wet cooling, and direct evaporative cooler is used for constant enthalpy cooling, and in winter, indirect evaporation cooler of the present utility model is used as heat regenerator, and direct evaporative cooler is used as humidifier.The utility model can further reduce air themperature, strengthens Air Temperature range of decrease degree, improves heat exchange efficiency, further reduces energy consumption.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the utility model general assembly sectional structure schematic diagram;
Fig. 2 is the top perspective structure schematic diagram of the utility model (Fig. 1 relatively);
Fig. 3 is any vertical section structure schematic diagram that tracheae is crossed in the utility model heat exchange;
Fig. 4 is the random cross-sectional configuration schematic diagram that tracheae is crossed in the utility model heat exchange.
The specific embodiment
A kind of efficient screw tube type multistage evaporation cooling air conditioning group, as depicted in figs. 1 and 2, comprise the filter 1 being arranged in heat exchange cabinet 10, tank and blower fan, head at heat exchange cabinet 10, tail end is arranging respectively a wind air inlet 11 and a wind exhaust outlet 12, at the interior afterbody of heat exchange cabinet 10, arranging and can will be positioned at the wind exhaust blower 9 of its inner air through an above-mentioned said wind exhaust outlet 12 discharges, direction along 11 to wind air outlets 12 of its wind air inlet in heat exchange cabinet 10 is installed with filter 1 successively, indirect evaporation cooler 2 and direct evaporative cooler, wind exhaust blower 9 suction air, tracheae 5 is crossed in the heat exchange that filter 1 has so that air is flowed through successively, indirect evaporation cooler 2 and direct evaporative cooler, indirect evaporation cooler 2 is by Secondary Air exhaust blower 3, one-level shower 4, tracheae 5 is crossed in heat exchange, one-level tank 7 and one-level water pump 6 form, the Secondary Air exhaust outlet 15 being exposed to outside heat exchange cabinet 10 is being set on the top of indirect evaporation cooler 2, in indirect evaporation cooler 2, be installed with successively from top to bottom and its inner air can be expelled to Secondary Air exhaust blower 3 and the one-level shower 4 of atmosphere through Secondary Air exhaust outlet 15, tracheae 5 is crossed in heat exchange, one-level tank 7, Secondary Air exhaust blower 3 is installed on the below of Secondary Air exhaust outlet 15, the inner Secondary Air air inlet arranging by indirect evaporation cooler 2 bottoms 16 of heat exchange cabinet 10 is communicated with the heat-exchanging chamber 17 of indirect evaporation cooler 2 interior settings, heat-exchanging chamber 17 is only communicated with atmosphere by Secondary Air exhaust outlet 15, and by heat exchange, crossing the 2 tank walls sealings of tracheae 5 outer tube walls and indirect evaporation cooler forms, heat exchange is crossed tracheae 5 accumbency and is fixedly installed and passes through its both ends open 13, 14 are only communicated with heat exchange cabinet 10 inside, the one-level water pump 6 of installing in the interior cooperation of one-level tank 7 is communicated with one-level shower 4 by its delivery port, direct evaporative cooler is by secondary shower 41, cascade 8, secondary tank 71 and secondary water pump 61 form, the secondary shower 41 that is positioned at heat exchange cabinet 10 is fixedly mounted on the top of cascade 8, below cascade 8, be fixedly installed secondary tank 71, secondary water pump 61 in the 71 interior settings of secondary tank is communicated with secondary shower 41 by its delivery port, as shown in Figure 3, described heat exchange is crossed tracheae 5 for aluminium matter screwed pipe, the pipe perisporium 18 of aluminium matter screwed pipe totally himself bends to along straight line extension the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall that all extends and be connected as a single entity along same-handed line, the first zigzag shape curved surface shape shell wall dorsad aluminium matter screwed pipe interior lumen arch upward the second zigzag shape curved surface shape shell wall relative the first zigzag shape curved surface shape shell wall towards aluminium matter screwed pipe interior lumen, arch upward, any longitudinal section of aluminium matter screwed pipe pipe perisporium 18 is periodic function type wave wire, so that zigzag shape external concavity curved surface 20 and zigzag shape outer projection curved surface 19 corresponding zigzag shape inner recess curved surface and the zigzag shape internal protrusion curved surface that the corresponding formation of aluminium matter screwed pipe pipe perisporium 18 internal perisporium face is extended along this same-handed line that the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall make the corresponding formation of aluminium matter screwed pipe pipe perisporium 18 periphery wall extend along this same-handed line.
As shown in Figure 3, the pitch P span of described same-handed line is 25 ㎜≤P≤35 ㎜; Zigzag shape external concavity curved surface 20 bottommosts are 2.5 ㎜≤H≤3.5 ㎜ towards orthographic projection and zigzag shape outer projection curved surface 19 tops of the projection of aluminium matter screwed pipe length direction towards the air line distance H span between the orthographic projection of aluminium matter screwed pipe length direction projection; The pipe external diameter R that its orthographic projection projecting towards aluminium matter screwed pipe length direction of pipe perisporium 18 arbitrary cross sections of aluminium matter screwed pipe is pipe perisporium 18 arbitrary cross sections of positive annular and aluminium matter screwed pipe is 20 ㎜-30 ㎜, as shown in Figure 4, the thickness T span of the pipe perisporium 18 arbitrary portion wall bodies of aluminium matter screwed pipe is 0.35 ㎜≤T≤0.45 ㎜.
Feature of the present utility model is: indirect evaporation cooler 2 and the direct evaporative cooler with aluminium matter screwed pipe are integrated in air-conditioning unit, and the outer wettability of aluminium matter screwed pipe pipe is good, and in pipe, disturbance is strong.
The utility model is mainly used in Arid Area and carrys out cooling, summer, outdoor new wind first passes through filter 1, enter again indirect evaporation cooler 2, secondary side trickle (shower water that one-level shower sprays) at indirect evaporation cooler 2, the temperature of secondary side trickle approaches the wet-bulb temperature of the air that is positioned at indirect evaporation cooler 2 Secondary Air air inlet 16 places, these shower waters are attached on the periphery tube wall of aluminium matter screwed pipe, high temperature air quilts in aluminium matter screwed pipe etc. are but clammy, in the situation that not increasing air humidity, reduced the temperature of the air that is positioned at aluminium matter screwed pipe, the air that wherein enters indirect evaporation cooler 8 heat-exchanging chambers through Secondary Air air inlet 16 is discharged by a wind exhaust blower 3 through 15, the wet coolings such as the primary air quilt in peraluminous screwed pipe, primary air after being processed by indirect evaporation cooler 2 carries out constant enthalpy cooling through direct evaporative cooler 8 again, finally by a wind exhaust blower 9, through a wind exhaust outlet 12, enter indoor.
At transition season in spring and autumn, according to the actual conditions of cold and humidity needs, select indirect evaporation cooler 2 and/or direct evaporative cooler.In winter, this indirect evaporation cooler 2 is not used one-level shower to spray, but makes indoor exhaust wind as auxiliary air, and indirect evaporation cooler 2 is used as heat regenerator.According to concrete climatic condition, open or close direct evaporative cooler, direct evaporative cooler is used mainly as humidifier.
Claims (2)
1. an efficient screw tube type multistage evaporation cooling air conditioning group, comprise the filter (1) being arranged in heat exchange cabinet (10), tank and blower fan, head in heat exchange cabinet (10), tail end is arranging respectively a wind air inlet (11) and a wind exhaust outlet (12), in heat exchange cabinet (10), afterbody is arranging and can will be positioned at the wind exhaust blower (9) of its inner air through an above-mentioned wind exhaust outlet (12) discharge, direction along its wind air inlet (11) to a wind air outlet (12) in heat exchange cabinet (10) is installed with filter (1) successively, indirect evaporation cooler (2) and direct evaporative cooler, a wind exhaust blower (9) suction air, tracheae (5) is crossed in the heat exchange that filter (1) has so that air is flowed through successively, indirect evaporation cooler (2) and direct evaporative cooler, indirect evaporation cooler (2) is by Secondary Air exhaust blower (3), one-level shower (4), tracheae (5) is crossed in heat exchange, one-level tank (7) and one-level water pump (6) form, the Secondary Air exhaust outlet (15) being exposed to outside heat exchange cabinet (10) is being set on the top of indirect evaporation cooler (2), in indirect evaporation cooler (2), be installed with successively from top to bottom and its inner air can be expelled to Secondary Air exhaust blower (3) and the one-level shower (4) of atmosphere through Secondary Air exhaust outlet (15), tracheae (5) is crossed in heat exchange, one-level tank (7), Secondary Air exhaust blower (3) is installed on the below of Secondary Air exhaust outlet (15), the inner Secondary Air air inlet (16) arranging by indirect evaporation cooler (2) bottom of heat exchange cabinet (10) is communicated with the heat-exchanging chamber (17) arranging in indirect evaporation cooler (2), heat-exchanging chamber (17) is only communicated with atmosphere by Secondary Air exhaust outlet (15), and by heat exchange, crossing the sealing of tracheae (5) outer tube wall and indirect evaporation cooler (2) tank wall forms, heat exchange is crossed tracheae (5) accumbency and is fixedly installed and passes through its both ends open (13, 14) be only communicated with heat exchange cabinet (10) inside, in one-level tank (7), coordinate the one-level water pump (6) of installing to be communicated with one-level shower (4) by its delivery port, direct evaporative cooler is by secondary shower (41), cascade (8), secondary tank (71) and secondary water pump (61) form, the secondary shower (41) that is positioned at heat exchange cabinet (10) is fixedly mounted on the top of cascade (8), in the below of cascade (8), be fixedly installed secondary tank (71), the secondary water pump (61) arranging in secondary tank (71) is communicated with secondary shower (41) by its delivery port, it is characterized in that: it is aluminium matter screwed pipe that tracheae (5) is crossed in described heat exchange, the pipe perisporium (18) of aluminium matter screwed pipe totally himself bends to along straight line extension the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall that all extends and be connected as a single entity along same-handed line, the first zigzag shape curved surface shape shell wall dorsad aluminium matter screwed pipe interior lumen arch upward the second zigzag shape curved surface shape shell wall relative the first zigzag shape curved surface shape shell wall towards aluminium matter screwed pipe interior lumen, arch upward, any longitudinal section of aluminium matter screwed pipe pipe perisporium (18) is periodic function type wave wire, so that zigzag shape external concavity curved surface (20) and zigzag shape outer projection curved surface (19) corresponding zigzag shape inner recess curved surface and the zigzag shape internal protrusion curved surface that the corresponding formation of aluminium matter screwed pipe pipe perisporium (18) internal perisporium face is extended along this same-handed line that the first zigzag shape curved surface shape shell wall and the second zigzag shape curved surface shape shell wall make the corresponding formation of aluminium matter screwed pipe pipe perisporium (18) periphery wall extend along this same-handed line.
2. efficient screw tube type multistage evaporation cooling air conditioning group according to claim 1, is characterized in that: the pitch P span of described same-handed line is 25 ㎜≤P≤35 ㎜; Zigzag shape external concavity curved surface (20) bottommost is 2.5 ㎜≤H≤3.5 ㎜ towards orthographic projection and zigzag shape outer projection curved surface (19) top of the projection of aluminium matter screwed pipe length direction towards the air line distance H span between the orthographic projection of aluminium matter screwed pipe length direction projection; The pipe external diameter R that its orthographic projection projecting towards aluminium matter screwed pipe length direction of pipe perisporium (18) arbitrary cross section of aluminium matter screwed pipe is pipe perisporium (18) arbitrary cross section of positive annular and aluminium matter screwed pipe is 20 ㎜-30 ㎜, and the thickness T span of pipe perisporium (18) the arbitrary portion wall body of aluminium matter screwed pipe is 0.35 ㎜≤T≤0.45 ㎜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263749.0U CN203837182U (en) | 2014-05-21 | 2014-05-21 | Efficient screwed pipe type multistage evaporative cooling air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263749.0U CN203837182U (en) | 2014-05-21 | 2014-05-21 | Efficient screwed pipe type multistage evaporative cooling air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837182U true CN203837182U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263749.0U Expired - Lifetime CN203837182U (en) | 2014-05-21 | 2014-05-21 | Efficient screwed pipe type multistage evaporative cooling air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203837182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500898A (en) * | 2019-08-21 | 2019-11-26 | 武奋超 | Cold water method and cold water equipment |
-
2014
- 2014-05-21 CN CN201420263749.0U patent/CN203837182U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110500898A (en) * | 2019-08-21 | 2019-11-26 | 武奋超 | Cold water method and cold water equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180424 Address after: 830011 No. 138 Beijing Middle Road, new town, Urumqi, the Xinjiang Uygur Autonomous Region Patentee after: XINJIANG XINTE AIR CONDITIONING ENERGY SAVING TECHNOLOGY Co.,Ltd. Address before: 830022 the Xinjiang Uygur Autonomous Region Urumqi economic and Technological Development Zone Guangzhou South Street 32, 4 Building 3, unit 602. Patentee before: Zhang Xinli |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140917 |