CN111765547A - Dehumidifier for swimming pool - Google Patents

Dehumidifier for swimming pool Download PDF

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Publication number
CN111765547A
CN111765547A CN202010509957.4A CN202010509957A CN111765547A CN 111765547 A CN111765547 A CN 111765547A CN 202010509957 A CN202010509957 A CN 202010509957A CN 111765547 A CN111765547 A CN 111765547A
Authority
CN
China
Prior art keywords
sleeve
cover
filter
sides
dehumidifier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010509957.4A
Other languages
Chinese (zh)
Inventor
潘珠梅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Shangshi Engineering Management Co ltd
Original Assignee
Guangzhou Shangshi Engineering Management Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangzhou Shangshi Engineering Management Co ltd filed Critical Guangzhou Shangshi Engineering Management Co ltd
Priority to CN202010509957.4A priority Critical patent/CN111765547A/en
Publication of CN111765547A publication Critical patent/CN111765547A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/02Ducting arrangements
    • F24F13/0254Ducting arrangements characterised by their mounting means, e.g. supports
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • F24F7/06Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F2003/144Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
    • F24F2003/1446Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only by condensing

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Gases (AREA)

Abstract

The invention discloses a dehumidifier for a swimming pool, which comprises a dehumidifying and heating device, wherein a heating cabinet is arranged on the left side of the dehumidifying and heating device, a condensation cabinet is arranged on the left side of the heating cabinet, a fixing sleeve is communicated with the top of the heating cabinet, the right side of the bottom of the fixing sleeve is communicated with the top of the heating cabinet, and an air supply pipe is communicated with the left side of the top of the fixing sleeve. According to the invention, the filter sleeve is supported and positioned by the mounting sleeve, and then the mounting sleeve and the filter sleeve are fixed by the mounting plate through the fixing mechanism, so that a user can conveniently disassemble and clean the filter sleeve in the air supply pipe and the air inlet pipe, thereby having the advantage of conveniently disassembling and assembling the filter plate, solving the problem that the filter plate is fixedly arranged in the wet air pipe and the fresh air pipe of the existing dehumidifying device through bolts to filter dust and impurities, so that the user is inconvenient to disassemble and assemble the filter plate, and improving the practicability of the dehumidifying device to a certain extent.

Description

Dehumidifier for swimming pool
Technical Field
The invention relates to the technical field of swimming pool dehumidification, in particular to a dehumidifier for a swimming pool.
Background
The swimming pool is a place where people are engaged in swimming sports, people can move or play games in the swimming pool, most of the swimming pools are built on the ground, and the swimming pools can be divided into a common swimming pool and a warm water swimming pool according to water temperature, and a swimming pool swimming sport special place is divided into an indoor place and an outdoor place.
And in indoor swimming pool, can use dehydrating unit to the heat loss recycle of pond water surface evaporation usually, shift to pond water and in the air to satisfy pond water and the required heat that air heat preservation, but the inside of current dehydrating unit's moist tuber pipe and fresh air pipe all has the filter to filter dust impurity through bolt fixed mounting, and the person of not being convenient for carries out the dismouting to the filter, the practicality of certain degree reduction dehydrating unit.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the dehumidifier for the swimming pool, which has the advantage of facilitating the disassembly and assembly of the filter plate, and solves the problems that the filter plates are fixedly arranged inside the wet air pipe and the fresh air pipe of the existing dehumidifier through bolts to filter dust and impurities, and the filter plates are inconvenient for users to disassemble and assemble.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dehumidifier for swimming pool, includes dehumidification heating device, dehumidification heating device's left side is provided with the heating cabinet, the left side of heating cabinet is provided with the condensation cabinet, the top intercommunication of heating cabinet has fixed cover, the right side intercommunication of fixed cover bottom is at the top of heating cabinet, the left side intercommunication at fixed cover top has the blast pipe, the right side intercommunication at fixed cover top has the air-supply line, the inside sliding connection of fixed cover has the installation cover, the equal sliding connection in both sides at installation cover top has the filter sleeve, the front side fixedly connected with mounting panel of installation cover.
Preferably, the both sides of fixed cover all are provided with fixed establishment, fixed establishment includes swivel nut, screw rod and bull stick, swivel nut fixed connection is in the both sides of fixed cover, screw rod threaded connection is in the inside of swivel nut, the bull stick sets up in the positive both sides of mounting panel, the front end of screw rod runs through mounting panel and fixed connection at the surface of bull stick through the connecting rod.
Preferably, the two sides of the bottom of the mounting sleeve are fixedly connected with a first sealing sleeve, the bottom of the first sealing sleeve is in contact with the bottom of the inner wall of the fixing sleeve, the top of the filter sleeve is fixedly connected with a second sealing sleeve, and the top of the second sealing sleeve is in contact with the top of the inner wall of the fixing sleeve.
Preferably, the inside fixedly connected with backing plate of installation cover, the equal fixedly connected with locating lever in both sides at backing plate top and installation cover top, the top of locating lever runs through to the inside of crossing filter sleeve.
Preferably, the two sides of the front surface of the mounting plate are respectively provided with an elastic gasket, and the front surface of the elastic gasket is in contact with the surface of the rotating rod.
Preferably, the shape of the inner wall of the filter sleeve is concave, and the top of the mounting plate and the top of the inner wall of the filter sleeve are fixedly connected with handles.
(III) advantageous effects
Compared with the prior art, the invention provides a dehumidifier for a swimming pool, which has the following beneficial effects:
1. this a dehumidifier for swimming pool, support the location to filtering the cover by the installation cover, carry out the rigidity to installation cover and filter sleeve through fixed establishment by the mounting panel again, the person of facilitating the use carries out the dismouting cleanness to the inside filter sleeve of blast pipe and air inlet pipe, thereby possessed and be convenient for carry out the advantage of dismouting to the filter, the inside of the moist tuber pipe of having solved current dehydrating unit and new tuber pipe all has the filter to filter dust impurity through bolt fixed mounting, the person of not being convenient for carries out the problem of dismouting to the filter, certain degree of improvement dehydrating unit's practicality.
2. This a dehumidifier for swimming pool, through setting up the bull stick, can the person of being convenient for rotate the screw rod, the phenomenon of the unable effective rotation screw rod of user has been avoided, through setting up seal cover one and seal cover two, can seal the installation cover, the phenomenon of blast pipe and air-supply line intercommunication has been avoided, through setting up backing plate and locating lever, can carry on spacingly to the filter cartridge, the pivoted phenomenon appears when using in the filter cartridge of having avoided, through setting up the elastic washer, can promote the bull stick through elasticity, the phenomenon of gyration has been avoided appearing in the screw rod, set up to the spill through the shape with the filter cartridge inner wall, can increase the area of contact of air and filter cartridge, the filter speed of filter cartridge has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side sectional view of the structural mounting plate of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
In the figure: the device comprises a dehumidification heating device 1, a heating cabinet 2, a condensation cabinet 3, a fixed sleeve 4, an air supply pipe 5, an air inlet pipe 6, an installation sleeve 7, a filter sleeve 8, an installation plate 9, a fixing mechanism 10, a threaded sleeve 101, a screw rod 102, a rotating rod 103, a first sealing sleeve 11, a second sealing sleeve 12, a base plate 13, a positioning rod 14, an elastic washer 15 and a handle 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a dehumidifier for a swimming pool comprises a dehumidifying and heating device 1, a heating cabinet 2 is arranged on the left side of the dehumidifying and heating device 1, a condensing cabinet 3 is arranged on the left side of the heating cabinet 2, a fixing sleeve 4 is communicated with the top of the heating cabinet 2, the right side of the bottom of the fixing sleeve 4 is communicated with the top of the heating cabinet 2, an air supply pipe 5 is communicated with the left side of the top of the fixing sleeve 4, an air inlet pipe 6 is communicated with the right side of the top of the fixing sleeve 4, an installation sleeve 7 is slidably connected inside the fixing sleeve 4, both sides of the top of the installation sleeve 7 are slidably connected with a filter sleeve 8, an installation plate 9 is fixedly connected with the front side of the installation sleeve 7, fixing mechanisms 10 are arranged on both sides of the fixing sleeve 4, each fixing mechanism 10 comprises a threaded sleeve 101, a screw 102 and a rotating rod 103, the threaded sleeve 101 is fixedly connected with both sides of the, the front end of the screw rod 102 penetrates through the mounting plate 9 through a connecting rod and is fixedly connected to the surface of the rotating rod 103, the rotating rod 103 is arranged, a user can conveniently rotate the screw rod 102, the phenomenon that the user cannot effectively rotate the screw rod 102 is avoided, two sides of the bottom of the mounting sleeve 7 are both fixedly connected with a first sealing sleeve 11, the bottom of the first sealing sleeve 11 is contacted with the bottom of the inner wall of the mounting sleeve 4, the top of the filter sleeve 8 is fixedly connected with a second sealing sleeve 12, the top of the second sealing sleeve 12 is contacted with the top of the inner wall of the mounting sleeve 4, the mounting sleeve 7 can be sealed through the arrangement of the first sealing sleeve 11 and the second sealing sleeve 12, the phenomenon that the air supply pipe 5 is communicated with the air inlet pipe 6 is avoided, a backing plate 13 is fixedly connected inside the mounting sleeve 7, two sides of the top of the backing plate 13 and two sides of the, through setting up backing plate 13 and locating lever 14, can carry on spacingly to filter sleeve 8, avoided filter sleeve 8 to appear pivoted phenomenon when using, the positive both sides of mounting panel 9 all are provided with elastic gasket 15, elastic gasket 15's the front and the surface contact of bull stick 103, through setting up elastic gasket 15, can promote bull stick 103 through elasticity, the phenomenon of gyration has been avoided appearing in screw rod 102, the shape of filter sleeve 8 inner wall is the spill, the equal fixedly connected with handle 16 in top of mounting panel 9 and the top of filter sleeve 8 inner wall, set up to the spill through the shape with filter sleeve 8 inner wall, can increase the area of contact of air and filter sleeve 8, the filter speed of filter sleeve 8 has been improved.
When the filter sleeve is used, a user firstly rotates the rotating rod 103, the rotating rod 103 drives the screw rod 102 to rotate, the screw rod 102 is enabled to be separated from the threaded sleeve 101, then the handle 16 is pulled, the handle 16 drives the mounting sleeve 7 to be separated from the fixed sleeve 4 through the mounting plate 9, at this time, the filter sleeve 8 can be taken out to be cleaned, when the filter sleeve is required to be mounted, the filter sleeve 8 is firstly placed in the mounting sleeve 7, the positioning rod 14 is enabled to be clamped into the inside of the filter sleeve 8 to limit the filter sleeve 8, then the handle 16 is pushed, the handle 16 drives the mounting sleeve 7 to be clamped into the inside of the fixed sleeve 4 through the mounting plate 9, the first sealing sleeve 11 and the second sealing sleeve 12 seal the mounting sleeve 7, and finally the rotating rod 103 is rotated reversely, the screw rod 102 is enabled to be in the inside of the threaded sleeve 101, the screw rod 102 drives the rotating rod 103.
To sum up, this dehumidifier for swimming pool, support the location to filter sleeve 8 by installation cover 7, carry out the rigidity to installation cover 7 and filter sleeve 8 through fixed establishment 10 by mounting panel 9 again, the person of facilitating the use carries out the dismouting cleanness to the filter sleeve 8 of blast pipe 5 and air-supply line 6 inside, thereby possessed and be convenient for carry out the advantage of dismouting to the filter, the inside of the moist tuber pipe of having solved current dehydrating unit and new tuber pipe all has the filter to filter dust impurity through bolt fixed mounting, the person of not facilitating the use carries out the problem of dismouting to the filter, the improvement of certain degree dehydrating unit's practicality.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A dehumidifier for swimming pool, including dehumidification heating device (1), its characterized in that: the left side of dehumidification heating device (1) is provided with heating cabinet (2), the left side of heating cabinet (2) is provided with condensation cabinet (3), the top intercommunication of heating cabinet (2) has fixed cover (4), the right side intercommunication of fixed cover (4) bottom is at the top of heating cabinet (2), the left side intercommunication at fixed cover (4) top has blast pipe (5), the right side intercommunication at fixed cover (4) top has air-supply line (6), the inside sliding connection of fixed cover (4) has installation cover (7), the equal sliding connection in both sides at installation cover (7) top has filter sleeve (8), the front side fixedly connected with mounting panel (9) of installation cover (7).
2. A dehumidifier for a swimming pool according to claim 1 wherein: the both sides of fixed cover (4) all are provided with fixed establishment (10), fixed establishment (10) include swivel nut (101), screw rod (102) and bull stick (103), swivel nut (101) fixed connection is in the both sides of fixed cover (4), screw rod (102) threaded connection is in the inside of swivel nut (101), bull stick (103) set up in the positive both sides of mounting panel (9), the front end of screw rod (102) runs through mounting panel (9) and fixed connection at the surface of bull stick (103) through the connecting rod.
3. A dehumidifier for a swimming pool according to claim 1 wherein: the equal fixedly connected with seal cover (11) in both sides of installation cover (7) bottom, the bottom of seal cover (11) and the bottom contact of fixed cover (4) inner wall, the top fixedly connected with seal cover two (12) of filter sleeve (8), the top of seal cover two (12) and the top contact of fixed cover (4) inner wall.
4. A dehumidifier for a swimming pool according to claim 1 wherein: the inside fixedly connected with backing plate (13) of installation cover (7), the equal fixedly connected with locating lever (14) in both sides at backing plate (13) top and the both sides at installation cover (7) top, the top of locating lever (14) is run through to the inside of crossing filter sleeve (8).
5. A dehumidifier for a swimming pool according to claim 2 wherein: the both sides in mounting panel (9) front all are provided with elastic washer (15), the front of elastic washer (15) and the surface contact of bull stick (103).
6. A dehumidifier for a swimming pool according to claim 1 wherein: the shape of the inner wall of the filter sleeve (8) is concave, and the top of the mounting plate (9) and the top of the inner wall of the filter sleeve (8) are fixedly connected with handles (16).
CN202010509957.4A 2020-06-05 2020-06-05 Dehumidifier for swimming pool Pending CN111765547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010509957.4A CN111765547A (en) 2020-06-05 2020-06-05 Dehumidifier for swimming pool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010509957.4A CN111765547A (en) 2020-06-05 2020-06-05 Dehumidifier for swimming pool

Publications (1)

Publication Number Publication Date
CN111765547A true CN111765547A (en) 2020-10-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010509957.4A Pending CN111765547A (en) 2020-06-05 2020-06-05 Dehumidifier for swimming pool

Country Status (1)

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CN (1) CN111765547A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577143A (en) * 2020-12-07 2021-03-30 北京住总第六开发建设有限公司 Passive room is with new trend system entry structure

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2716702Y (en) * 2004-01-15 2005-08-10 陈剑波 Embedded type dehumidifier with integrated ventilation, dehumidification, and heating
US20080290183A1 (en) * 2007-05-22 2008-11-27 Honeywell International Inc. Special purpose controller interface with instruction area
CN202470241U (en) * 2012-02-22 2012-10-03 北京睿达康之浮环保科技有限公司 Heat recovering type combined type swimming pool dehumidification air-conditioner
CN103256675A (en) * 2013-05-27 2013-08-21 中南大学 Simple air purifying and drying device
CN103566718A (en) * 2013-11-12 2014-02-12 南京铁旦电器科技有限公司 Heater used for dehumidifier and dehumidifier
JP2014190660A (en) * 2013-03-28 2014-10-06 Panasonic Corp Air quality purifier, humidifier with air quality purifier, gas generation device, method for measuring discharging amount of hypochlorous acid gas in air quality purifier
CN206018863U (en) * 2016-07-08 2017-03-15 广东联盛泳池水疗设备有限公司 A kind of swimming pool with integral combined dehumidifying constant-temperature heat pump device
CN207230842U (en) * 2017-09-06 2018-04-13 浙江欧伦电气有限公司 A kind of integrated fresh air dehumidifying system
CN108767689A (en) * 2018-06-26 2018-11-06 杭州新融方科技有限公司 A kind of electric automatization control cabinet and its operating method
CN208222707U (en) * 2018-05-04 2018-12-11 浙江宜合环境技术有限公司 A kind of multifunctional novel air dehumidifier
CN210278457U (en) * 2019-04-11 2020-04-10 亓传周 Filter screen device convenient to detach that hydraulic engineering used

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2716702Y (en) * 2004-01-15 2005-08-10 陈剑波 Embedded type dehumidifier with integrated ventilation, dehumidification, and heating
US20080290183A1 (en) * 2007-05-22 2008-11-27 Honeywell International Inc. Special purpose controller interface with instruction area
CN202470241U (en) * 2012-02-22 2012-10-03 北京睿达康之浮环保科技有限公司 Heat recovering type combined type swimming pool dehumidification air-conditioner
JP2014190660A (en) * 2013-03-28 2014-10-06 Panasonic Corp Air quality purifier, humidifier with air quality purifier, gas generation device, method for measuring discharging amount of hypochlorous acid gas in air quality purifier
CN103256675A (en) * 2013-05-27 2013-08-21 中南大学 Simple air purifying and drying device
CN103566718A (en) * 2013-11-12 2014-02-12 南京铁旦电器科技有限公司 Heater used for dehumidifier and dehumidifier
CN206018863U (en) * 2016-07-08 2017-03-15 广东联盛泳池水疗设备有限公司 A kind of swimming pool with integral combined dehumidifying constant-temperature heat pump device
CN207230842U (en) * 2017-09-06 2018-04-13 浙江欧伦电气有限公司 A kind of integrated fresh air dehumidifying system
CN208222707U (en) * 2018-05-04 2018-12-11 浙江宜合环境技术有限公司 A kind of multifunctional novel air dehumidifier
CN108767689A (en) * 2018-06-26 2018-11-06 杭州新融方科技有限公司 A kind of electric automatization control cabinet and its operating method
CN210278457U (en) * 2019-04-11 2020-04-10 亓传周 Filter screen device convenient to detach that hydraulic engineering used

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112577143A (en) * 2020-12-07 2021-03-30 北京住总第六开发建设有限公司 Passive room is with new trend system entry structure
CN112577143B (en) * 2020-12-07 2022-04-15 北京住总第六开发建设有限公司 Passive room is with new trend system entry structure

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Application publication date: 20201013