CN201697281U - Split-type energy recovery machine set - Google Patents
Split-type energy recovery machine set Download PDFInfo
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- CN201697281U CN201697281U CN201020226482XU CN201020226482U CN201697281U CN 201697281 U CN201697281 U CN 201697281U CN 201020226482X U CN201020226482X U CN 201020226482XU CN 201020226482 U CN201020226482 U CN 201020226482U CN 201697281 U CN201697281 U CN 201697281U
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Abstract
The utility model discloses a split-type energy recovery machine set which comprises at least a fresh air processor and at least an air exhaust processor, wherein the left end of the fresh air processor case is provided with a fresh air inlet and the right end thereof is provided with a fresh air outlet, and a first surface cooler and an air feeder are arranged in the fresh air processor case; the left end of the air exhaust processor case is provided with an exhaust inlet and the right end thereof is provided with an exhaust outlet, and a second surface cooler and an exhaust fan are arranged in the air exhaust processor case; the water outlet pipe of the first surface cooler is connected with the water inlet pipe of the second surface cooler, the water inlet pipe of the first surface cooler is connected with the water inlet pipe of the second surface cooler by a water return pipe, and a circulation pump is connected with the water return pipe. The split-type energy recovery machine set has ingenious design, simple structure, convenient fabrication, can reliably carry out indoor and outdoor air interchange during energy recovery, prevents cross pollution, can make the indoor environment suitable for living and production, and is extensively applicable to office buildings, hospitals and aseptic culture rooms.
Description
Technical field
The utility model relates to indoor-outdoor air switching technology field, relates in particular to split type energy-recovering machine group.
Background technology
Total institute is known, energy-recovering machine is a kind of visual plant in indoor-outdoor air exchange field, and it is in switch room's inner air and outer air, as far as possible with receiving indoor energy, create and be suitable for the indoor environment of living, producing, extensively apply to places such as office building, hospital and Aseptic Culture chamber at present.Traditional energy-recovering machine is an integral structure, and it comprises some corrugated platings, and with it as the heat exchange core, these corrugated platings formation " * " shape layer structure that is overlapping successively, and described corrugated plating is generally made by tinfoil paper.Simultaneously, four ports of described corrugated plating are equipped with the mouth of pipe, usually the upper left mouth of pipe are elected as outdoor new wind inlet, and this outdoor new wind inlet links to each other with the external world by pipeline, and is connected to the A/C blower fan on pipeline, and the bottom-right mouth of pipe is elected indoor new wind outlet as; The mouth of pipe of lower left is elected outdoor wind exhausting outlet as, and this outdoor wind exhausting outlet links to each other with the external world by pipeline, and is connected to the A/C blower fan on pipeline, and the top-right mouth of pipe is elected the indoor exhaust wind inlet as.It now is example with the summer, illustrate that conventional energy reclaims the operation principle of machine, specific as follows: indoor foul atmosphere is discharged to the external world through indoor exhaust wind inlet, corrugated plating and outdoor wind exhausting outlet, new wind is delivered to indoor through outdoor new wind inlet, corrugated plating and indoor new wind outlet, so just realized the indoor-outdoor air exchange.In the process of exchange of air, indoor foul atmosphere and outdoor new wind cross at the corrugated plating place, because the temperature of outdoor new wind is higher than room air, so cold wind and hot blast carry out energy exchange through corrugated plating, reclaim energy as much as possible, and effectively reduced the temperature of new wind.In daily use, tinfoil paper is very easily bored a hole, will cause outdoor new wind and indoor foul atmosphere to mix like this, causing discharging outdoor foul atmosphere follows again in the new wind inlet chamber, cause cross pollution, thereby can not carry out the indoor-outdoor air exchange reliably, can't provide and be suitable for the indoor environment of living, producing, health to people causes very important infringement, had a strong impact on normally carrying out of producing, situation is comparatively outstanding in hospital's (particularly infectious ward) and Aseptic Culture chamber like this, for this reason, needs badly and solves the problems of the technologies described above.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of split type energy-recovering machine group that can reliably carry out the indoor-outdoor air exchange.
The technical solution of the utility model is as follows: a kind of split type energy-recovering machine group, its key is: comprise at least one fresh air processor and at least one exhaust processor, wherein the left end of fresh air processor cabinet has new wind inlet, its right-hand member has new wind outlet, is provided with first surface cooler and pressure fan in the cabinet of fresh air processor; The left end of described exhaust processor cabinet has the air draft inlet, and its right-hand member has wind exhausting outlet, is provided with second surface cooler and exhaust blower in the cabinet of exhaust processor; The outlet pipe of described first surface cooler joins through the outlet pipe and the second surface cooler water inlet pipe, and the water inlet pipe of first surface cooler joins through the return pipe and the second surface cooler water inlet pipe, and is connected to circulating pump on return pipe.
When this split type energy-recovering machine group is installed, the new wind outlet of fresh air processor, the air draft inlet of exhaust processor are communicated with indoor through pipeline, the new wind of fresh air processor enters the mouth, the wind exhausting outlet of exhaust processor communicates with outdoor through pipeline.Indoor foul atmosphere is discharged to outdoor through the wind exhausting outlet of cabinet, second surface cooler and the exhaust processor of the air draft inlet of exhaust processor cabinet, exhaust processor under described exhaust blower effect; Simultaneously, outdoor new wind under the effect of described pressure fan, be sent to through the new wind outlet of new wind inlet, fresh air processor cabinet, first surface cooler and the fresh air processor of fresh air processor indoor, thereby reach the purpose of switch room's inner air and outer air.In the process of switch room's inner air and outer air, indoor foul atmosphere is blown over second surface cooler, and energy passed to second surface cooler, and second surface cooler is through return pipe, outlet pipe and described first surface cooler join, and be loaded with refrigerant (as glycol water) in return pipe and the outlet pipe, under the drive of described circulating pump, refrigerant circulates in return pipe and outlet pipe, and energy passed to first surface cooler, this first surface cooler utilizes the energy of indoor foul atmosphere to carry out preheating (or cooling) to delivering to indoor new wind, makes that delivering to indoor new wind is suitable for life, produce.Adopt above structure, indoor foul atmosphere is discharged to outdoor through exhaust processor, outdoor new wind is sent to indoor through described fresh air processor, both transport merit in different processor cabinets and pipeline, the phenomenon that foul atmosphere mixes with outdoor new wind in the generation chamber never, compare with traditional structure, the utility model is when realizing that energy reclaims, can realize the indoor-outdoor air exchange reliably, cross pollution can not take place, can create and be suitable for life, the indoor environment of producing is suitable for being widely used in office building, places such as hospital and Aseptic Culture chamber, and installation requirement is low, be skillfully constructed, simple in structure, easy to manufacture.
As an embodiment of the present utility model, described fresh air processor is two, and exhaust processor is one, and outlet pipe is a three-way pipe, two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers respectively, and the water out adapter of outlet pipe and the second surface cooler water inlet pipe join; Described return pipe is a three-way pipe, and the house steward's water supply connector of this return pipe and the second surface cooler outlet pipe join, and connect described circulating pump on the house steward of return pipe, and two of return pipe is in charge of water out adapter and is joined with the water inlet pipe of described two first surface coolers respectively.
As another embodiment of the present utility model, described fresh air processor is one, and exhaust processor is two, and outlet pipe is a three-way pipe, the water supply connector of this outlet pipe and the first surface cooler outlet pipe join, and two water out adapters of outlet pipe join with the water inlet pipe of two second surface coolers respectively; Described return pipe is a three-way pipe, and two of this return pipe is in charge of water supply connector and is joined with the outlet pipe of two second surface coolers respectively, and house steward's water out adapter of return pipe and the described first surface cooler water inlet pipe join, and connect described circulating pump on the house steward of return pipe.
As another embodiment of the present utility model, described fresh air processor is two, exhaust processor is two, and outlet pipe is a four-way pipe, two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers respectively, and two water out adapters of outlet pipe join with the water inlet pipe of two second surface coolers respectively; The water supply connector of the described return pipe house steward and first arm is joined with the outlet pipe of two second surface coolers respectively, and the water out adapter of the return pipe house steward and second arm joins with the water inlet pipe of described two first surface coolers respectively; Described circulating pump is connected on the return pipe house steward between first and second arm.
For the ease of making and the combination utilization, make described fresh air processor consistent, and pressure fan is the brush DC blower fan with the structure of exhaust processor.Simultaneously, the selecting for use of brush DC blower fan as an important inventive point of the present utility model, energy consumption is little, digitized degree is high because the brush DC blower fan has, be convenient to advantage such as centralized Control, is subjected to numerous clients' approval deeply and likes.
As preferably, it is right-hand that described pressure fan is horizontally set on first surface cooler, and the mount pad of pressure fan right part is fixed on the vertical plate, and the upper end of this vertical plate is fixed on the top board of fresh air processor cabinet, and its lower end is fixed on the base plate of fresh air processor cabinet.
For the ease of in time discharging the condensed water that first surface cooler produces, the spy is provided with condensed water discharge pipe in the front side board bottom of described fresh air processor cabinet, the front end of this condensed water discharge pipe is positioned at outside the fresh air processor cabinet, and its rear end is stretched in the cabinet of fresh air processor.
Beneficial effect: the utility model is skillfully constructed, simple in structure, easy to make, when recovering energy, can carry out the indoor-outdoor air exchange reliably, prevent cross pollution, can create and be suitable for the indoor environment of living, producing, can be widely used in places such as office building, hospital and Aseptic Culture chamber.
Description of drawings
Fig. 1 is the outline drawing of embodiment 1.
Fig. 2 is the schematic diagram of opening among Fig. 1 behind the cabinet top board of new, exhaust processor.
Fig. 3 is the schematic diagram of opening among Fig. 1 behind the cabinet front side board of new, exhaust processor.
Fig. 4 is the schematic diagram of embodiment 2.
Fig. 5 is the schematic diagram of embodiment 3.
Fig. 6 is the schematic diagram of embodiment 4.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Shown in Fig. 1～3, a kind of split type energy-recovering machine group, constitute by at least one fresh air processor 1, at least one exhaust processor 2, new wind inlet 3, new wind outlet 4, first surface cooler 5, pressure fan 6, air draft inlet 7, wind exhausting outlet 8, second surface cooler 9, exhaust blower 10, outlet pipe 11, return pipe 12, circulating pump 13, vertical plate 14 and condensed water discharge pipe 15 etc., wherein fresh air processor 1 has cabinet, this cabinet is spliced by the double-layer heat insulation boxboard, has good antiseptic property, and hardness is higher, and its material can be according to customer selecting.Left end at described fresh air processor 1 cabinet has new wind inlet 3, this new wind inlet 3 communicates with outdoor through pipeline, outdoor new wind enters the mouth from new wind and 3 enters in the cabinet of fresh air processor 1, the right-hand member of fresh air processor 1 has new wind outlet 4, export 4 places at this new wind and also be connected to pipeline, this pipeline is sent to the new wind in fresh air processor 1 cabinet indoor.Front side board bottom at fresh air processor 1 cabinet is provided with condensed water discharge pipe 15, and the front end of this condensed water discharge pipe 15 is positioned at outside the cabinet of fresh air processor 1, and its rear end is stretched in the cabinet of fresh air processor 1.On the front side board of fresh air processor 1 cabinet, be provided with transparent observing window 16, so that the operation conditions of this energy-recovering machine of Real Time Observation.In the cabinet of described fresh air processor 1, be provided with first surface cooler 5 and pressure fan 6, wherein pressure fan 6 is the brush DC blower fan, and it is right-hand to be horizontally set on first surface cooler 5, and the mount pad of pressure fan 6 right parts is fixed on the vertical plate 14, the upper end of this vertical plate 14 is fixed on the top board of fresh air processor cabinet, and the lower end of vertical plate 14 is fixed on the base plate of fresh air processor 1 cabinet.Between first surface cooler 5 and pressure fan 6, be provided with baffle plate 17, the front and back ends of this baffle plate 17 is separately fixed on the forward and backward side plate of first cabinet, 1 correspondence, on baffle plate 17, have air vent 17a, and on the baffle plate 17 at air vent 17a place, being fixed with air-ducting ring 18, this air-ducting ring 18 is docked with the air outlet of described pressure fan 4 left parts.On the top board in described fresh air processor 1 cabinet two ultraviolet sterilizing lamps 19 are housed, wherein sterilamp 19 is positioned at new wind 3 places that enter the mouth, and another small cup is positioned at new wind and exports 4 places, and 19 pairs of new wind of described sterilamp carry out sterilization treatment.Simultaneously, also can arbitrarily add some special functional sections in the cabinet of fresh air processor 1 according to client's actual needs, as humidifier section, initial effect filtering section and medium air filtration section, its specific embodiment is the conventional techniques means of this area, does not do at this and gives unnecessary details.
As also finding out in Fig. 1～3, described exhaust processor 2 has cabinet, left end at cabinet has air draft inlet 7, this air draft inlet 7 communicates with indoor through pipeline, the air of indoor dirt enters in the cabinet of exhaust processor 2 through air draft inlet 7, has wind exhausting outlet 8 at the right-hand member of exhaust processor 2, and these wind exhausting outlet 8 places also are connected to pipeline, this pipeline communicates with outdoor, and the foul atmosphere in exhaust processor 2 cabinets is discharged to outdoor from wind exhausting outlet 8.Be provided with second surface cooler 9 and exhaust blower 10 in the cabinet of exhaust processor 2 from left to right, the mounting structure of exhaust blower 10 is identical with described pressure fan 6, and all the other structures of exhaust processor 2 are also identical with described fresh air processor 1, does not do at this and gives unnecessary details.For the ease of making, being used in combination, make described fresh air processor 1 consistent with the structure of exhaust processor 2.
As also can further finding out in Fig. 1～3, the fresh air processor 1 of present embodiment is that one, exhaust processor 2 also are one, the outlet pipe of described first surface cooler 5 joins through outlet pipe 11 and second surface cooler, 9 water inlet pipes, and the water inlet pipe of first surface cooler 5 joins through return pipe 12 and second surface cooler, 9 water inlet pipes.In outlet pipe 11 and return pipe 12, be loaded with refrigerant (as glycol water), and on return pipe 12, be connected to circulating pump 13, this circulating pump 13 drives refrigerant and circulates in outlet pipe 11 and return pipe 12, thereby energy is delivered to first surface cooler 5 from second surface cooler 9, and then carry out preheating or cooling to delivering to indoor new wind, make that being sent to indoor new wind is suitable for life, produces.
Described fresh air processor 1 is two, and exhaust processor 2 is one, and outlet pipe 11 is three-way pipe, and two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers 5 respectively, and the water out adapter of outlet pipe 11 and second surface cooler, 9 water inlet pipes join.Described return pipe 12 is a three-way pipe, house steward's water supply connector of this return pipe and second surface cooler, 9 outlet pipes join, and on the house steward of return pipe 12, connect described circulating pump 13, two of return pipe 12 is in charge of water out adapter and is joined with the water inlet pipe of described two first surface coolers 5 respectively, all the other structures and the embodiment 1 of present embodiment are identical, do not do at this and give unnecessary details.
Two fresh air processors 1 match with an exhaust processor 2, help to strengthen the processing to outdoor new wind.In for example northerly winter, indoor temperature is much higher than outdoor, so can recover energy morely, makes that to be sent to indoor new wind-warm syndrome degree higher, creates to be suitable for the indoor environment of living, producing.
Described fresh air processor 1 is one, and exhaust processor 2 is two, and outlet pipe 11 is three-way pipe, and the water supply connector of this outlet pipe and first surface cooler, 5 outlet pipes join, and two water out adapters of outlet pipe 11 join with the water inlet pipe of two second surface coolers 9 respectively.Described return pipe 12 is a three-way pipe, two of this return pipe is in charge of water supply connector and is joined with the outlet pipe of two second surface coolers 9 respectively, house steward's water out adapter of return pipe 12 and described first surface cooler, 5 water inlet pipes join, and on the house steward of return pipe 12, connect described circulating pump 13, all the other structures and the embodiment 1 of present embodiment are identical, do not do at this and give unnecessary details.
A fresh air processor 1 matches with two exhaust processors 2, helps to accelerate to discharge indoor foul atmosphere.
Described fresh air processor 1 is two, exhaust processor 2 is two, and outlet pipe 11 is a four-way pipe, and two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers 5 respectively, and two water out adapters of outlet pipe 11 join with the water inlet pipe of two second surface coolers 9 respectively.The water supply connector of the described return pipe house steward 12a and the first arm 12b is joined with the outlet pipe of two second surface coolers 9 respectively, and the water out adapter of the return pipe house steward 12a and the second arm 12c joins with the water inlet pipe of described two first surface coolers 5 respectively; Described circulating pump 13 is connected on the return pipe house steward 12a between first and second arm 12b, the 12c, and all the other structures and the embodiment 1 of present embodiment are identical, do not do at this and give unnecessary details.
When this split type energy-recovering machine group is installed, the air draft inlet 7 of the new wind outlet 4 of fresh air processor 1, exhaust processor 2 is communicated with indoor through pipeline, the new wind of fresh air processor 1 enters the mouth 3, the wind exhausting outlet 8 of exhaust processor 2 communicates with outdoor through pipeline.Indoor foul atmosphere is discharged to outdoor through the wind exhausting outlet 8 of casing, second surface cooler 9 and the exhaust processor 2 of the air draft of exhaust processor 2 inlet 7, exhaust processor 2 under the effect of described exhaust blower 10.Simultaneously, outdoor new wind under the effect of described pressure fan 6, be sent to through the new wind outlet 4 of casing, first surface cooler 5 and the fresh air processor 1 of the new wind inlet 3 of fresh air processor 1, fresh air processor 1 indoor, thereby reach the purpose of switch room's inner air and outer air.In the process of switch room's inner air and outer air, indoor foul atmosphere is blown over second surface cooler 9, and energy passed to second surface cooler 9, and second surface cooler 9 is through outlet pipe 11, return pipe 12 joins with described first surface cooler 5, and be loaded with refrigerant such as glycol water in outlet pipe 11 and the return pipe 12, under the drive of described circulating pump 13, refrigerant circulates in outlet pipe 11 and return pipe 12, and energy passed to first surface cooler 5, this first surface cooler 5 utilizes the energy of indoor foul atmosphere to carry out preheating or cooling to delivering to indoor new wind, makes that delivering to indoor new wind is suitable for life, produce.Adopt above structure, indoor foul atmosphere is discharged to outdoor through exhaust processor 2, outdoor new wind is sent to indoor through described fresh air processor 1, both transport merit in different cabinets and pipeline, the phenomenon that foul atmosphere mixes with outdoor new wind in the generation chamber never, compare with traditional structure, the utility model is when realizing that energy reclaims, can realize the indoor-outdoor air exchange reliably, cross pollution can not take place, can create and be suitable for life, the indoor environment of producing is suitable for being widely used in office building, places such as hospital and Aseptic Culture chamber, and be skillfully constructed, simple in structure, easy to manufacture.
The above only is preferred embodiment of the present utility model; it is not restriction with the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. split type energy-recovering machine group, it is characterized in that: comprise at least one fresh air processor (1) and at least one exhaust processor (2), wherein the left end of fresh air processor (1) cabinet has new wind inlet (3), its right-hand member has new wind outlet (4), is provided with first surface cooler (5) and pressure fan (6) in the cabinet of fresh air processor (1); The left end of described exhaust processor (2) cabinet has air draft inlet (7), and its right-hand member has wind exhausting outlet (8), is provided with second surface cooler (9) and exhaust blower (10) in the cabinet of exhaust processor (2); The outlet pipe of described first surface cooler (5) joins through outlet pipe (11) and second surface cooler (9) water inlet pipe, the water inlet pipe of first surface cooler (5) joins through return pipe (12) and second surface cooler (9) water inlet pipe, and is connected to circulating pump (13) on return pipe (12).
2. split type energy-recovering machine group according to claim 1, it is characterized in that: described fresh air processor (1) is two, exhaust processor (2) is one, and outlet pipe (11) is a three-way pipe, two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers (5) respectively, and the water out adapter of outlet pipe (11) and second surface cooler (9) water inlet pipe join; Described return pipe (12) is a three-way pipe, house steward's water supply connector of this return pipe and second surface cooler (9) outlet pipe join, and on the house steward of return pipe (12), connecing described circulating pump (13), two of return pipe (12) is in charge of water out adapter and is joined with the water inlet pipe of described two first surface coolers (5) respectively.
3. split type energy-recovering machine group according to claim 1, it is characterized in that: described fresh air processor (1) is one, exhaust processor (2) is two, and outlet pipe (11) is a three-way pipe, the water supply connector of this outlet pipe and first surface cooler (5) outlet pipe join, and two water out adapters of outlet pipe (11) join with the water inlet pipe of two second surface coolers (9) respectively; Described return pipe (12) is a three-way pipe, two of this return pipe is in charge of water supply connector and is joined with the outlet pipe of two second surface coolers (9) respectively, house steward's water out adapter of return pipe (12) and described first surface cooler (5) water inlet pipe join, and connect described circulating pump (13) on the house steward of return pipe (12).
4. split type energy-recovering machine group according to claim 1, it is characterized in that: described fresh air processor (1) is two, exhaust processor (2) also is two, and outlet pipe (11) is a four-way pipe, two water supply connectors of this outlet pipe are joined with the outlet pipe of two first surface coolers (5) respectively, and two water out adapters of outlet pipe (11) join with the water inlet pipe of two second surface coolers (9) respectively; Described return pipe (12) is a four-way pipe, this return pipe (12) has house steward (12a), and on house steward (12a), be connected to first and second arm (12b, 12c), the water supply connector of described return pipe house steward (12a) and first arm (12b) is joined with the outlet pipe of two second surface coolers (9) respectively, and the water out adapter of return pipe house steward (12a) and second arm (12c) joins with the water inlet pipe of described two first surface coolers (5) respectively; Described circulating pump (13) is connected on the return pipe house steward (12a) between first and second arm (12b, 12c).
5. according to the arbitrary described split type energy-recovering machine group of claim 1 to 4, it is characterized in that: described fresh air processor (1) is consistent with the structure of exhaust processor (2), and pressure fan (6) is the brush DC blower fan.
6. split type energy-recovering machine group according to claim 5, it is characterized in that: it is right-hand that described pressure fan (6) is horizontally set on first surface cooler (5), and the mount pad of pressure fan (6) right part is fixed on the vertical plate (14), the upper end of this vertical plate is fixed on the top board of fresh air processor (1) cabinet, and the lower end of vertical plate (14) is fixed on the base plate of fresh air processor cabinet.
7. split type energy-recovering machine group according to claim 6, it is characterized in that: the front side board bottom at described fresh air processor (1) cabinet is provided with condensed water discharge pipe (15), the front end of this condensed water discharge pipe (15) is positioned at outside fresh air processor (1) cabinet, and its rear end is stretched in the cabinet of fresh air processor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020226482XU CN201697281U (en) | 2010-06-13 | 2010-06-13 | Split-type energy recovery machine set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020226482XU CN201697281U (en) | 2010-06-13 | 2010-06-13 | Split-type energy recovery machine set |
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| Publication Number | Publication Date |
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| CN201697281U true CN201697281U (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020226482XU Expired - Fee Related CN201697281U (en) | 2010-06-13 | 2010-06-13 | Split-type energy recovery machine set |
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| CN (1) | CN201697281U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865502A (en) * | 2010-06-13 | 2010-10-20 | 重庆海润节能技术股份有限公司 | Digitalized split type energy recovery unit |
| CN109000329A (en) * | 2018-08-01 | 2018-12-14 | 珠海格力电器股份有限公司 | Air-conditioning system and its Energy-Conservation Ventilation Means |
-
2010
- 2010-06-13 CN CN201020226482XU patent/CN201697281U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101865502A (en) * | 2010-06-13 | 2010-10-20 | 重庆海润节能技术股份有限公司 | Digitalized split type energy recovery unit |
| CN109000329A (en) * | 2018-08-01 | 2018-12-14 | 珠海格力电器股份有限公司 | Air-conditioning system and its Energy-Conservation Ventilation Means |
| CN109000329B (en) * | 2018-08-01 | 2019-12-10 | 珠海格力电器股份有限公司 | Air conditioning system and energy-saving air exchange device thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20180613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |