CN208887043U - A kind of heat source recovery device - Google Patents

A kind of heat source recovery device Download PDF

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Publication number
CN208887043U
CN208887043U CN201821624700.8U CN201821624700U CN208887043U CN 208887043 U CN208887043 U CN 208887043U CN 201821624700 U CN201821624700 U CN 201821624700U CN 208887043 U CN208887043 U CN 208887043U
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China
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section
heat
heat pipe
pipe
coil
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Expired - Fee Related
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CN201821624700.8U
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Chinese (zh)
Inventor
林礼建
温承坤
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Fuzhou Pengfei Refrigeration Equipment Co Ltd
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Fuzhou Pengfei Refrigeration Equipment Co Ltd
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Priority to CN201821624700.8U priority Critical patent/CN208887043U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/56—Heat recovery units

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Abstract

The utility model relates to a kind of air conditioning and cleaning system, in particular to a kind of heat source recovery device, including air inlet unit and exhaust fan unit；It enters the wind unit and is equipped with fresh air section, initial effect filtering section, heat pipe table cold and heat recovery section, evaporator section, maintenance section, heat pipe secondary heat-recovery section, surface cooling section, bringing-up section, condensing units section, medium efficiency filtration section and humidifier section；Exhaust fan unit is equipped with initial effect filtering section, washing spray section, recuperation of heat exhausting section of heat pipe, oxidation sterilizing section, active carbon fillter section, compression condensation section and exhaust blower section.The utility model recycles coil pipe by setting multiple-effect circulation, including the heat pipe table cold and heat recovery section before evaporator section is arranged in, the heat pipe secondary heat-recovery section that is arranged in after evaporator section, the heat pipe after washing spray section is arranged in and once recycles exhausting section；The temperature difference in exhaust fan unit in exhaust gas and Fresh air handling units is efficiently used, so that the heat source of exhaustion section is fully used, further saves the energy.

Description

A kind of heat source recovery device
Technical field
The utility model relates to a kind of air conditioning and cleaning system, in particular to a kind of heat source recovery device.
Background technique
In recent years, air-conditioning market competition was more and more fierce, and the requirement to air-conditioning regulation performance is also higher and higher, air conditioning Main control include air quality, air themperature, air humidity and wind speed etc..
The control of air quality is compared from however effective method is to be set using outdoor fresh air to room air It changes or dilutes, that is, sucking outdoor fresh air, indoor exhaust air is discharged.For being under high humidity environment in existing aeration device Fresh air, the general moisture by condensing tube condensation fresh air achievees the purpose that fresh air dehumidification, and dehumidification by condensation can make newly The temperature of wind declines to a great extent, generally can be lower than indoor required preference temperature, to need using electric heating or other heating sides Formula enters back into interior after the fresh air after dehumidification by condensation to be heated to suitable temperature, using exhaust fan unit that indoor exhaust gas is direct Discharge is outdoor, does not carry out effective recycling and reusing to indoor exhaust gas, there are problems that high energy consumption.
Utility model content
In order to overcome the defects of the prior art described above, the technical problem to be solved by the utility model is to provide a kind of heat Source recyclable device, using the temperature difference of the fresh air in exhaust gas in exhaust fan unit and air inlet unit, the principle solution recycled using coil pipe In the certainly existing fresh air system using compressor principle the problem of energy waste.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of heat source recovery device, including Enter the wind unit and exhaust fan unit；
The air inlet unit includes along the sequentially connected fresh air section of fresh inlet end to fresh air outlet extreme direction, primarily efficient filter Section, heat pipe table cold and heat recovery section, evaporator section, maintenance section, heat pipe secondary heat-recovery section, surface cooling section, bringing-up section, condensing units Section, medium efficiency filtration section and humidifier section；The heat pipe table cold and heat recovery section is equipped with heat pipe coil pipe, and the heat pipe secondary heat-recovery section is set There is second heat pipe dish pipe；
The exhaust fan unit include along air draft input end to the sequentially connected air draft initial effect filtering section of wind exhausting outlet extreme direction, Spray section, heat-recovery section of heat pipe, oxidation sterilizing section, active carbon fillter section, compression condensation section and exhaust blower section are washed, it is described Heat-recovery section of heat pipe is equipped with a heat pipe coil pipe；
The heat pipe coil pipe of the heat pipe table cold and heat recovery section, a heat pipe coil pipe of heat-recovery section of heat pipe and heat pipe two The second heat pipe dish pipe of secondary heat-recovery section forms the heat recovery circuit of closed loop, and ethylene glycol solution is equipped in heat recovery circuit and is pumped.
The utility model has the beneficial effects that: by setting multiple-effect circulation recycle coil pipe, including setting evaporator section it The heat pipe secondary heat-recovery section that preceding heat pipe table cold and heat recovery section, is arranged in after evaporator section is arranged after washing spray section Heat-recovery section of heat pipe；The temperature difference in exhaust fan unit in exhaust gas and Fresh air handling units is efficiently used, the heat source of exhaustion section is made It is fully used, further saves the energy.
Detailed description of the invention
Fig. 1 show a kind of structural schematic diagram of heat source recovery device；
Fig. 2 show a kind of partial enlarged view of the air inlet unit heat pipe secondary heat-recovery section of heat source recovery device；
Fig. 3 show a kind of partial enlarged view of the air inlet unit evaporator section of heat source recovery device；
Label declaration:
1, unit is entered the wind；
11, fresh air section；
12, initial effect filtering section；121, primary filter；
13, heat pipe table cold and heat recovery section；
14, evaporator section；141, mouth is crimped in refrigerant；142, refrigerant low-voltage interface；143, device for drying and filtering；144, electric Sub- expansion valve；
15, heat pipe secondary heat-recovery section；151, check valve；152, ethylene glycol outlet end；153, ethylene glycol input end；154, Electronic ratio triple valve；155, check valve；
16, surface cooling section；161, chilled water water return outlet；162, refrigerant high pressure interface；
17, bringing-up section；
18, condensing units section；181, check valve；
19, fan section；110, medium efficiency filtration section；111, humidifier section；112, wind outlet section；113, medium effeciency filter；
2, exhaust fan unit；
21, initial effect filtering section；
22, spray section is washed；221, spray pump is washed；
23, heat-recovery section of heat pipe；231, ethylene glycol solution pumps；
24, oxidation sterilizing section；25, active carbon fillter section；26, active carbon fillter section；
27, compression condensation section；271, electric expansion valve；272, compressor；273, check valve；
28, exhaust blower section；
29, exhaustion section；
3, heat pipe liquid back pipe；
4, heat pipe liquid supply pipe.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match Attached drawing is closed to be explained.
The design of the utility model most critical is: utilizing the temperature of the fresh air in exhaust gas in exhaust fan unit and air inlet unit Difference solves the problems, such as energy waste in the existing fresh air system using compressor principle using the principle that coil pipe recycles.
It please refers to shown in Fig. 1 to Fig. 3, a kind of heat source recovery device of the utility model, including air inlet unit 1 and air draft Unit 2；
The air inlet unit includes exporting the sequentially connected fresh air section 11 of extreme direction along fresh inlet end to fresh air, just imitating Filter section 12, heat pipe table cold and heat recovery section 13, evaporator section 14, maintenance section, heat pipe secondary heat-recovery section 15, surface cooling section 16, bringing-up section 17, condensing units section 18, medium efficiency filtration section 110 and humidifier section 111；The heat pipe table cold and heat recovery section is equipped with heat pipe coil pipe, The heat pipe secondary heat-recovery section is equipped with second heat pipe dish pipe；
The exhaust fan unit includes along air draft input end to the sequentially connected air draft initial effect filtering section of wind exhausting outlet extreme direction 21, spray section 22, heat-recovery section 23 of heat pipe, oxidation sterilizing section 24, active carbon fillter section 25,27 and of compression condensation section are washed Exhaust blower section 28, heat-recovery section of the heat pipe are equipped with a heat pipe coil pipe；
The heat pipe coil pipe of the heat pipe table cold and heat recovery section 13, a heat pipe coil pipe of heat-recovery section 23 of heat pipe and heat The second heat pipe dish pipe for managing secondary heat-recovery section 15 forms the heat recovery circuit of closed loop, and it is molten that ethylene glycol is equipped in heat recovery circuit Liquid pump 231.
The working principle of above-mentioned heat source recovery device: after fresh air dehumidification work, fresh air goes successively to heat pipe secondary heat After exhausting section 15 and surface cooling section 16 carry out heat exchange, into bringing-up section 17 and condensing units section 18, heat fresh air, due to removing Air and evaporation coil after wet have carried out heat exchange, and air themperature is lower than indoor required temperature, needs to be heated to preference temperature After enter back into interior, be passed through in the condensing units coil pipe in condensing units section 18 be by compressor 272 compress after high pressure Refrigerant releases a large amount of heat since compressor 272 compresses refrigerant, and the refrigerant temperature in this section is high, by removing Fresh air after wet supercooling carries out heat exchange by the Duan Shiyu condensing units coil pipe, is warmed to room temperature, using medium efficiency filtration section 113 further filterings and humidifier section 111 enter the room after handling.
As can be seen from the above description, the utility model has the beneficial effects that: setting multiple-effect circulation recycles coil pipe, including setting Before evaporator section heat pipe table cold and heat recovery section, evaporator section 14 is set after heat pipe secondary heat-recovery section 15, setting exist Recuperation of heat exhausting section of heat pipe after washing spray section；It efficiently uses in exhaust fan unit 2 in exhaust gas and Fresh air handling units Temperature difference makes the heat source of exhaustion section be fully used, further saves the energy.
Further, the second heat pipe dish pipe of one end and heat pipe secondary heat-recovery section 15 of a heat pipe coil pipe into The connection of mouth end, the outlet end of the second heat pipe dish pipe of the heat pipe secondary heat-recovery section 15 and the heat of heat pipe table cold and heat recovery section 13 The input end of pipe dish pipe connects, the outlet end of the heat pipe coil pipe of the heat pipe table cold and heat recovery section 13 and a heat pipe coil pipe The other end connection.
As can be seen from the above description, by the way that three heat pipe heat-recovery sections are linked together, convenient for the transmitting of unit inner heat source and It is recycled.
Further, one end and the heat pipe secondary heat of a heat pipe coil pipe is arranged in the ethylene glycol solution pump 231 Between the input end of the second heat pipe dish pipe of exhausting section 15.
As can be seen from the above description, by the way that ethylene glycol solution is arranged between a heat pipe coil pipe and heat pipe secondary heat-recovery section Pump convenient for conveying ethylene glycol solution and accelerates flow velocity.
Further, the second heat pipe dish pipe of one end and heat pipe secondary heat-recovery section 15 of a heat pipe coil pipe into Mouth end passes through heat pipe liquid supply pipe 4 and connects.
As can be seen from the above description, by setting heat pipe liquid supply pipe, convenient for reducing ethylene glycol solution efficiency in transmission process Consumption.
Further, the outlet end of the heat pipe coil pipe of the heat pipe table cold and heat recovery section 13 and a heat pipe coil pipe The other end is connected by heat pipe liquid back pipe 3.
As can be seen from the above description, quickly being recycled by setting heat pipe liquid back pipe 3 convenient for ethylene glycol solution.
Further, the second heat pipe dish pipe of the heat pipe secondary heat-recovery section 15 include straight tube branch, coil pipe branch and Electronic ratio triple valve 154, electronic ratio triple valve 154 include first interface, second interface and third interface, and described first connects Mouth is connect with the input end of the second heat pipe dish pipe of heat pipe secondary heat-recovery section, the second interface and straight tube branch one end Connection, the third interface are connect with coil pipe branch one end, and the straight tube branch other end and the coil pipe branch other end connect It connects.
As can be seen from the above description, by the way that electronic ratio triple valve is arranged, convenient for control the flow velocity of ethylene glycol solution, flow and Flow direction.
Further, the straight tube branch road is equipped with check valve 155.
As can be seen from the above description, by setting check valve, convenient for preventing ethylene glycol solution from flowing back to electronic ratio triple valve 154。
Further, the coil pipe branch road is equipped with check valve.
As can be seen from the above description, by setting check valve, convenient for preventing ethylene glycol solution from flowing back to second heat pipe dish pipe.
It please refers to shown in Fig. 1 to Fig. 3, the embodiments of the present invention one are as follows:
A kind of heat source recovery device provided by the utility model, including air inlet unit 1 and exhaust fan unit 2；
The air inlet unit 1 includes along fresh inlet end to fresh air outlet extreme direction sequentially connected fresh air section 11, just effect Fillter section 12, heat pipe table cold and heat recovery section 13, evaporator section 14, maintenance section, heat pipe secondary heat-recovery section 15, surface cooling section 16, heating Section 17, condensing units section 18, medium efficiency filtration section 110, humidifier section 111 and wind outlet section 112；The heat pipe table cold and heat recovery section 13 Equipped with heat pipe coil pipe, the heat pipe secondary heat-recovery section 15 is equipped with second heat pipe dish pipe, ethylene glycol input end 153, ethylene glycol and goes out Mouth end 152；The maintenance section, which is equipped in refrigerant low-voltage interface 142 and refrigerant, crimps mouth 141；The evaporator section is equipped with evaporation The input end of coil pipe, the evaporation coil is equipped with device for drying and filtering 143 and electric expansion valve 144；The surface cooling section 16 is equipped with cold Freeze water water return outlet 161 and refrigerant high pressure interface 162；The initial effect filtering section 12 is equipped with primary filter 121；It was imitated in described It filters section 110 and is equipped with medium effeciency filter 113；
The exhaust fan unit 2 include along air draft input end to the sequentially connected initial effect filtering section 21 of wind exhausting outlet extreme direction, Wash spray section 22, heat-recovery section 23 of heat pipe, oxidation sterilizing section 24, active carbon fillter section 25, active carbon fillter section 26, Compression condensation section 27, exhaust blower section 28 and exhaustion section 29, the washing spray section 22 are equipped with washing spray pump 221；The heat pipe One time heat-recovery section is equipped with a heat pipe coil pipe；The compression condensation section includes electric expansion valve 271, fluid reservoir, compressor 272, check valve 273 and compression condensation coil pipe；
The heat pipe coil pipe of the heat pipe table cold and heat recovery section, a heat pipe coil pipe of heat-recovery section of heat pipe and heat pipe two The second heat pipe dish pipe of secondary heat-recovery section forms the heat recovery circuit of closed loop, and ethylene glycol solution is equipped in heat recovery circuit and is pumped 231, the outlet end of the ethylene glycol solution pump is connect with heat pipe liquid supply pipe 4, and the input end and heat pipe of ethylene glycol solution pump return liquid Pipe 3 connects；
The input end of the second heat pipe dish pipe of one end and heat pipe secondary heat-recovery section of heat pipe coil pipe is connect, institute State the input end of the outlet end of the second heat pipe dish pipe of heat pipe secondary heat-recovery section and the heat pipe coil pipe of heat pipe table cold and heat recovery section Connection, the outlet end of the heat pipe coil pipe of the heat pipe table cold and heat recovery section is connect with the other end of a heat pipe coil pipe；
The secondary of one end of a heat pipe coil pipe and heat pipe secondary heat-recovery section is arranged in ethylene glycol solution pump Between the input end of heat pipe coil pipe；
The input end of the second heat pipe dish pipe of one end and heat pipe secondary heat-recovery section of heat pipe coil pipe passes through heat The connection of pipe liquid supply pipe；
The outlet end of the heat pipe coil pipe of the heat pipe table cold and heat recovery section and the other end of a heat pipe coil pipe pass through The connection of heat pipe liquid back pipe；
The second heat pipe dish pipe of the heat pipe secondary heat-recovery section includes straight tube branch, coil pipe branch and electronic ratio threeway Valve 154, electronic ratio triple valve 154 include first interface, second interface and third interface, the first interface and heat pipe secondary The input end of the second heat pipe dish pipe of heat-recovery section connects, and the second interface is connect with straight tube branch one end, and described the Three interfaces are connect with coil pipe branch one end, and the straight tube branch other end is connect with the coil pipe branch other end；
The straight tube branch and coil pipe branch road are equipped with check valve 155 and check valve 151.
The variation of the temperature of fresh air is specific as follows in above-mentioned heat source recovery device:
Such as summer outdoor fresh air temperature is 36 DEG C, it is cold by initial effect filtering section 12 and heat pipe table into after air inlet unit 1 After heat-recovery section 13, the temperature of fresh air is down to 26 DEG C；After 14 dehumidification by condensation of evaporator section, new air temperature is down to 12 DEG C；By After heat pipe secondary heat-recovery section 15, new air temperature rises to 17 DEG C；After bringing-up section 17 and condensing units section 18, new air temperature Rise to 21 DEG C；Indoor new air temperature is finally putting at 22~23 DEG C；
Such as indoor exhaust gas temperature is 23~25 DEG C, into after exhaust fan unit 2, is sprayed by initial effect filtering section and washing Section, the temperature of exhaust gas are down to 18~21 DEG C；After heat-recovery section of superheater tube and oxidation sterilizing section, the temperature of exhaust gas rises to 25 ~29 DEG C, finally discharge is outdoor.
The variation of ethylene glycol temperature in above-mentioned heat source recovery device is specific as follows:
The ethylene glycol temperature of heat-recovery section 21 of heat pipe outflow is flowed at 21~23 DEG C from heat pipe secondary heat-recovery section 15 Ethylene glycol temperature out flows into the ethylene glycol temperature of heat pipe table cold and heat recovery section 13 at 17~23 DEG C, flows back to heat at 17~21 DEG C The ethylene glycol temperature of Guan Yici heat-recovery section 21 is at 24~28 DEG C.
In conclusion a kind of heat source recovery device provided by the utility model, setting multiple-effect circulation recycles coil pipe, including sets Set before evaporator section heat pipe table cold and heat recovery section, evaporator section 14 is set after heat pipe secondary heat-recovery section 15, setting In recuperation of heat exhausting section of heat pipe after washing spray section；It efficiently uses in exhaust fan unit in exhaust gas and Fresh air handling units Temperature difference makes the heat source of exhaustion section be fully used, further saves the energy.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck Domain is also included in the patent protection scope of the utility model.

Claims (8)

1.一种热源回收装置，其特征在于，包括进风机组和排风机组；1. a heat source recovery device, is characterized in that, comprises air inlet group and exhaust air group; 所述进风机组包括沿新风进口端至新风出口端方向依次连接的新风段、初效过滤段、热管表冷热回收段、蒸发段、检修段、热管二次热回收段、表冷段、加热段、冷凝热回收段、中效过滤段和加湿段；所述热管表冷热回收段设有热管盘管，所述热管二次热回收段设有二次热管盘管；The air inlet group includes a fresh air section, a primary filter section, a heat pipe surface cold and heat recovery section, an evaporation section, a maintenance section, a heat pipe secondary heat recovery section, a surface cooling section, and a fresh air section connected in sequence along the direction from the fresh air inlet end to the fresh air outlet end. heating section, condensation heat recovery section, medium-efficiency filter section and humidification section; the heat pipe surface cold and heat recovery section is provided with a heat pipe coil, and the secondary heat recovery section of the heat pipe is provided with a secondary heat pipe coil; 所述排风机组包括沿排风进口端至排风出口端方向依次连接的排风初效过滤段、水洗喷淋段、热管一次热回收段、氧化消毒段、活性炭过滤段、压缩冷凝段和排风机段，所述热管一次热回收段设有一次热管盘管；The exhaust fan group includes an exhaust primary effect filter section, a water washing spray section, a heat pipe primary heat recovery section, an oxidation disinfection section, an activated carbon filter section, a compression condensation section and In the exhaust fan section, the primary heat recovery section of the heat pipe is provided with a primary heat pipe coil; 所述热管表冷热回收段的热管盘管、热管一次热回收段的一次热管盘管和热管二次热回收段的二次热管盘管形成闭环的热回收回路，在热回收回路上设有乙二醇溶液泵。The heat pipe coil of the cold and heat recovery section of the heat pipe table, the primary heat pipe coil of the primary heat recovery section of the heat pipe, and the secondary heat pipe coil of the secondary heat recovery section of the heat pipe form a closed-loop heat recovery circuit, and a heat recovery circuit is provided with Glycol solution pump. 2.根据权利要求1所述的热源回收装置，其特征在于，所述一次热管盘管的一端与热管二次热回收段的二次热管盘管的进口端连接，所述热管二次热回收段的二次热管盘管的出口端与热管表冷热回收段的热管盘管的进口端连接，所述热管表冷热回收段的热管盘管的出口端与所述一次热管盘管的另一端连接。2 . The heat source recovery device according to claim 1 , wherein one end of the primary heat pipe coil is connected to the inlet end of the secondary heat pipe coil of the secondary heat recovery section of the heat pipe, and the secondary heat recovery of the heat pipe is performed. 3 . The outlet end of the secondary heat pipe coil of the heat pipe table is connected to the inlet end of the heat pipe coil of the cold and heat recovery section of the heat pipe table, and the outlet end of the heat pipe coil of the cold and heat recovery section of the heat pipe table is connected to the other end of the primary heat pipe coil. connected at one end. 3.根据权利要求2所述的热源回收装置，其特征在于，所述乙二醇溶液泵设置在所述一次热管盘管的一端与热管二次热回收段的二次热管盘管的进口端之间。3 . The heat source recovery device according to claim 2 , wherein the ethylene glycol solution pump is arranged at one end of the primary heat pipe coil and the inlet end of the secondary heat pipe coil of the secondary heat recovery section of the heat pipe. 4 . between. 4.根据权利要求2所述的热源回收装置，其特征在于，所述一次热管盘管的一端与热管二次热回收段的二次热管盘管的进口端通过热管供液管连接。4 . The heat source recovery device according to claim 2 , wherein one end of the primary heat pipe coil is connected to the inlet end of the secondary heat pipe coil of the secondary heat recovery section of the heat pipe through a heat pipe liquid supply pipe. 5 . 5.根据权利要求2所述的热源回收装置，其特征在于，所述热管表冷热回收段的热管盘管的出口端与所述一次热管盘管的另一端通过热管回液管连接。5 . The heat source recovery device according to claim 2 , wherein the outlet end of the heat pipe coil of the cold and heat recovery section of the heat pipe surface is connected to the other end of the primary heat pipe coil through a heat pipe return pipe. 6 . 6.根据权利要求1所述的热源回收装置，其特征在于，所述热管二次热回收段的二次热管盘管包括直管支路、盘管支路和电动比例三通阀，电动比例三通阀包括第一接口、第二接口和第三接口，所述第一接口与热管二次热回收段的二次热管盘管的进口端连接，所述第二接口与所述直管支路一端连接，所述第三接口与所述盘管支路一端连接，所述直管支路另一端与盘管支路另一端连接。6. The heat source recovery device according to claim 1, wherein the secondary heat pipe coil in the secondary heat recovery section of the heat pipe comprises a straight pipe branch, a coil branch and an electric proportional three-way valve, and the electric proportional The three-way valve includes a first port, a second port and a third port. The first port is connected to the inlet end of the secondary heat pipe coil in the secondary heat recovery section of the heat pipe, and the second port is connected to the straight pipe branch. One end of the pipe is connected to one end, the third interface is connected to one end of the coiled pipe branch, and the other end of the straight pipe branch is connected to the other end of the coiled pipe branch. 7.根据权利要求6所述的热源回收装置，其特征在于，所述直管支路上设有单向阀。7 . The heat source recovery device according to claim 6 , wherein a check valve is provided on the branch of the straight pipe. 8 . 8.根据权利要求6所述的热源回收装置，其特征在于，所述盘管支路上设有单向阀。8 . The heat source recovery device according to claim 6 , wherein a one-way valve is provided on the branch of the coil. 9 .
CN201821624700.8U 2018-10-08 2018-10-08 A kind of heat source recovery device Expired - Fee Related CN208887043U (en)

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CN201821624700.8U CN208887043U (en) 2018-10-08 2018-10-08 A kind of heat source recovery device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112594831A (en) * 2020-12-29 2021-04-02 福建瑞博恩环境科技有限公司 Split type heat pipe heat recovery fresh air unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112594831A (en) * 2020-12-29 2021-04-02 福建瑞博恩环境科技有限公司 Split type heat pipe heat recovery fresh air unit

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