CN104532917A - Automatic high-efficiency reclaimed water pressurization water-saving tank - Google Patents

Automatic high-efficiency reclaimed water pressurization water-saving tank Download PDF

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Publication number
CN104532917A
CN104532917A CN201410767632.0A CN201410767632A CN104532917A CN 104532917 A CN104532917 A CN 104532917A CN 201410767632 A CN201410767632 A CN 201410767632A CN 104532917 A CN104532917 A CN 104532917A
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CN
China
Prior art keywords
valve
water tank
middle water
cavity
water
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Granted
Application number
CN201410767632.0A
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Chinese (zh)
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CN104532917B (en
Inventor
韦战
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.)
China Science and Technology Development Group Co., Ltd.
Original Assignee
Liuzhou Jingyang Energy Conservation Technology Research and Development Ltd Co
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.)
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Application filed by Liuzhou Jingyang Energy Conservation Technology Research and Development Ltd Co filed Critical Liuzhou Jingyang Energy Conservation Technology Research and Development Ltd Co
Priority to CN201410767632.0A priority Critical patent/CN104532917B/en
Publication of CN104532917A publication Critical patent/CN104532917A/en
Application granted granted Critical
Publication of CN104532917B publication Critical patent/CN104532917B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00Methods or layout of installations for water supply
    • E03B1/04Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041Greywater supply systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00Methods or layout of installations for water supply
    • E03B1/04Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041Greywater supply systems
    • E03B1/042Details thereof, e.g. valves or pumps
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03CDOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/12Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
    • E03C1/14Wash-basins connected to the waste-pipe
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03BINSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00Methods or layout of installations for water supply
    • E03B1/04Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041Greywater supply systems
    • E03B2001/045Greywater supply systems using household water

Abstract

The invention discloses an automatic high-efficiency reclaimed water pressurization water-saving tank which mainly consists of three parts, namely a cavity, a valve body and a pipe fitting, wherein an upper plug cavity is positioned on the upper side of a reclaimed water cavity; a lower plug cavity is positioned on the lower side of the reclaimed water cavity; a reclaimed water tank is positioned on the lower side of a wash-basin; the reclaimed water cavity is of an inverted 'L' shape and is positioned on the upper side of the reclaimed water tank 9; the wash-basin is positioned on the upper side of the reclaimed water tank; a water pressure valve is arranged on the upper side of the reclaimed water tank; a main plug valve consists of upper and lower floating blocks and a through hole plug rod; an inner plug valve is arranged on one side of the lower plug cavity; a reclaimed water valve is arranged on one side at the lower end of the reclaimed water tank; a check valve is arranged on the inner upper side of the reclaimed water tank; a blow-down valve is arranged at the lower end of the reclaimed water tank; a flushing valve is arranged on the upper side of the reclaimed water tank; an overflow valve is arranged on the upper side of the reclaimed water tank; a push valve consists of a rotating rod and a push plate; a filtering net is arranged on the lower side of the reclaimed water tank; a water pressure pipe is arranged on the inner side of the reclaimed water tank; the upper and lower ends of a discharge pipe are respectively communicated with the lower sides of the wash-basin and the filtering net; and a water faucet is arranged on the upper side of the wash-basin. Therefore, the water-saving tank disclosed by the invention is excellent in technical performance, exquisite, multi-purpose, universal, and efficient saves, energy, is environmentally friendly, reliable, durable and extremely low in manufacturing cost.

Description

Automatical and efficient middle water pressurized water-saving case
[technical field]
The present invention relates to a kind of water-saving cistern, particularly a kind of automatical and efficient middle water pressurized water-saving case.
[background technology]
Society; people have been fully recognized that the development of social all our undertakings synchronously should be carried out with environmental resource protection; synthesis energy saving need be vigorously advocated, fall dirty reduction of discharging, lower consumption synergy; and the fwaater resources protection being called Source of life is become particularly important; people are except minimizing is to except the pollution of water resource and coyoting while water conservation, and scientific and reasonable water is also increasingly important and urgent with raising comprehensive water-saving rate.At present, the a large amount of middle water that vast town and country produce, the tap water used that works and live produces and sewage, quite a few is disposal and utilization, but the part of the untreated utilization of part Buddhist monk of processed utilization, all because of middle water and wastewater level and pressure too low and cannot fully effectively recycle, and cause the overall water waste of the whole society and added cost, directly affect further raising and the development of synthesis energy saving environmental protection and economy benefit and social benefit.Therefore, be necessary to invent a kind of comprehensive technology structural advantage, pacify with convenient reliable and new-type pressurized water-saving case that middle water sewerage treatment utilizing status is better.
[summary of the invention]
The object of the invention is for existing relevant in water Technology of Sewage lack and socio-economic development needs of problems, a kind of superior performance, convenient, solid durable, the automatical and efficient middle water pressurized water-saving case that water saving efficiency is higher of widely applicable, diverse in function, peace are provided.
The technical scheme that the present invention is adopted for achieving the above object is: a kind of automatical and efficient middle water pressurized water-saving case, it is characterized in that, this water-saving cistern comprises cavity, valve body, pipe fitting three parts.
Described cavity comprises top plug chamber, lower plug chamber, middle water tank, middle water cavity, wash basin, described top plug chamber is arranged on the upside of water cavity and wash basin side, described lower plug chamber to be arranged on the downside of water cavity and on the upside of water tank, described middle water tank is arranged on the downside of lower plug chamber, water cavity, wash basin, described middle water cavity is arranged on the downside of top plug chamber, wash basin and the upper horizontal chamber of " L " shape and lower straight chamber are fallen in lower plug chamber, on the upside of water tank and side being formed, and described wash basin is arranged on the upside of side, top plug chamber and water cavity, water tank;
Described valve body comprises hydraulic valve, main plug valve, interior plug valve, middle water valve, flap valve, blowoff valve, flushing valve, spilling water valve, pushing volume valve, described hydraulic valve is arranged at middle water cavity and falls side, horizontal chamber on " L " shape, described main plug valve is by the upper floating block being placed in top plug chamber, lower floating block in lower plug chamber and middle water cavity to fall on " L " shape in horizontal chamber and be provided with several can the stopper rod composition of conducting pressure water quality through hole, described interior plug valve is arranged at lower plug chamber and middle water cavity and falls adjacent side, straight chamber under " L " shape, described middle water valve is arranged at side, middle water tank lower end, described flap valve is arranged at upside and middle water cavity in middle water tank and falls under " L " shape in the through hole that communicates on the downside of directly chamber, described blowoff valve is arranged at middle water tank lower end opposite side, described flushing valve is arranged at side, middle water tank upper end and is communicated with power conduit with the inner, described spilling water valve is arranged at above middle side, water tank upper end and flushing valve, described pushing volume valve is by through on the downside of wash basin and be placed in water cavity and fall straight chamber under " L " shape and lower end one and save and be less than the swing arm that upper end and end are provided with snib, and water yield push pedal centre being provided with slide opening is placed in trifle,
Described pipe fitting comprise screen pack, power conduit, under let out pipe, water tap, described screen pack is arranged in middle water tank lower wall, described power conduit is arranged at the interior upside of middle water tank, and and one end is communicated with flushing valve the inner and the other end is communicated with straight side, chamber under middle water cavity " L " shape, let out connected sum lower end on the downside of pipe upper end and wash basin under described to be perforated through filter screen and to be placed on the downside of water tank, described water tap is arranged on the upside of wash basin.
Owing to adopting above-mentioned technical pattern, the present invention has following beneficial effect:
The automatical and efficient middle water pressurized water-saving case of the present invention, mainly adopt advanced comprehensive Design theory and technical pattern, by existing various common flushing tank and relevant middle water, the technical performance feature that sewage collecting process utilizes, and the questions of substance such as technological lag easily causes the large and environment pollution of water waste energy consumption serious are set, comprehensively analyze, reject, rub up, optimize and improve, be designed to by the automatical and efficient middle water pressurized water-saving case formed with the grade of annex of main part, in this, water pressurized water-saving case is to collect water in process utilization, sewage is the tap water used and have pressure on a small quantity of advocating peace, the object of high-efficient energy-saving environment friendly and low-carbon (LC) operation can be realized without the need to electricity consumption and other ancillary technique, and can be widely used in all kinds of enterprise produce and work and living environment produce in water, sewage quick, Efficient Collection process utilizes, effectively overcome and perplex whole society's production for a long time, the a large amount of middle water that the aspects such as work and life produce, sewage, because water level is low without pressure with need the large and technical sophistication of supporting facility expense etc., and cannot be abundant, circulate widely, fast, the middle water that the efficiency utilization magnitude of value is high and non-renewable, the hard nut to crack of sewage resource and hysteresis techniques drawback thereof, and the steady of whole society's synthesis energy saving environmental protection and economy benefit and sustainable development can be promoted effectively, and filled up the blank of this comprehensive technology domestic and usefulness.Experiment proves, this arrange technological synthesis water saving efficiency than existing common flushing tank and relevant delayed middle water with sewage collecting processing and utilizing technology up to more than 80%, and dirty reduction of discharging more than 80% can be fallen relatively.Therefore, the present invention have integrated design technique superior performance, exquisite multipotency extensively with, high-efficient energy-saving environment friendly, install and use facility, high-quality is reliability and durability, system cost is extremely low and comprehensive cost performance is higher, it promotes the use of comprehensive water-saving economic benefit and social benefit is very obvious.
Below in conjunction with drawings and Examples, the invention will be further described.
[accompanying drawing explanation]
Accompanying drawing 1 is the automatical and efficient middle water pressurized water-saving case work structuring schematic diagram of the present invention;
Accompanying drawing 2 is the automatical and efficient middle water pressurized water-saving case closing structure schematic diagrames of the present invention.
Critical element label declaration: 1-top plug chamber, 2-hydraulic valve, fills in chamber under 3-, the main plug valve of 4-, plug valve in 5-, water valve in 6-, 7-screen pack, 8-flap valve, water tank in 9-, water cavity in 10-, 11-power conduit, lets out pipe under 12-, 13-blowoff valve, 14-flushing valve, 15-spilling water valve, 16-pushing volume valve, 17-wash basin, 18-water tap.
[embodiment]
As shown in Figure 1, the automatical and efficient middle water pressurized water-saving case of the present invention, comprise cavity, valve body, pipe fitting three parts, principal character is:
Described cavity comprises top plug chamber 1, lower plug chamber 3, middle water tank 9, middle water cavity 10, wash basin 17,
Described top plug chamber 1 is arranged on the upside of water cavity 10 and wash basin 17 side, and its Main Function is accommodating main plug valve 4 upper end floating block,
Described lower plug chamber 3 is arranged on the downside of water cavity 10 and on the upside of water tank 9, its Main Function is accommodating main plug valve 4 lower end floating block,
Described middle water tank 9 is arranged on the downside of lower plug chamber 3, water cavity 10, wash basin 17, and its Main Function collects water or sewage in process accumulation,
Described middle water cavity 10 is arranged on the downside of top plug chamber 1, wash basin 17 and the upper horizontal chamber of " L " shape and lower straight chamber are fallen in lower plug chamber 3, on the upside of water tank 9 and side being formed, and its Main Function arranges main plug valve 4 and pushing volume valve 16 and accumulates water quantitatively,
Described wash basin 17 is arranged on the upside of side, top plug chamber 1 and water cavity 10, water tank 9, and its Main Function is water in scrubbing and collecting;
Described valve body comprises hydraulic valve 2, main plug valve 4, interior plug valve 5, middle water valve 6, flap valve 8, blowoff valve 13, flushing valve 14, spilling water valve 15, pushing volume valve 16,
Described hydraulic valve 2 is arranged at middle water cavity 10 and falls side, horizontal chamber on " L " shape, and its Main Function is the water quality being injected with pressure,
Described main plug valve 4 falls horizontal chamber on " L " shape and be provided with several and can the stopper rod of conducting pressure water quality through hole form by being placed in the upper floating block in top plug chamber 1, the lower floating block in lower plug chamber 3 and water cavity 10, its Main Function be as required opening and closing hydraulic valve 2 be injected with the passage of pressure water quality
Described interior plug valve 5 is arranged at lower plug chamber 3 and middle water cavity 10 and falls adjacent side, straight chamber under " L " shape, and its Main Function gets rid of middle water in lower plug chamber 3 and blocking lower plug chamber 3 port to impel the lower floating block of main plug valve 4 and be provided with the stopper rod of pressure water quality through hole descending,
Described middle water valve 6 is arranged at side, middle water tank 9 lower end, and its Main Function injects water or sewage,
Described flap valve 8 is arranged at upside and middle water cavity 10 in middle water tank 9 and falls in the through hole that communicates on the downside of straight chamber under " L " shape, and the water to middle water cavity 10 and lower plug chamber 3 and in stoping that overflows waterborne in middle water tank 9 refluxes by its Main Function,
Described blowoff valve 13 is arranged at middle water tank 9 lower end opposite side, and its Main Function gets rid of dirt,
Described flushing valve 14 is arranged at side, middle water tank 9 upper end and is communicated with power conduit 11 with the inner, and its Main Function is the middle water that opening and closing has pressure,
Described spilling water valve 15 is arranged at above middle side, water tank 9 upper end and flushing valve 14, and water in unnecessary is discharged into its place and utilizes by its Main Function,
Described pushing volume valve 16 is by through on the downside of wash basin 17 and be placed in water cavity 10 and fall straight chamber under " L " shape and lower end one and save and be less than the swing arm that upper end and end are provided with snib, and water yield push pedal centre being provided with slide opening is placed in trifle, its Main Function is that namely quantitatively middle water impel water to increase pressure with the pressure water quality pushing water that has on a small quantity utilizing hydraulic valve 2 to inject;
Described pipe fitting comprise screen pack 7, power conduit 11, under let out pipe 12, water tap 18,
Described screen pack 7 is arranged in middle water tank 9 lower wall, and its Main Function is the water or the sewage that filter blowoff valve 13 injection,
Described power conduit 11 be arranged at upside and one end in middle water tank 9 be communicated with flushing valve 14 the inner and the other end with under middle water cavity 10 " L " shape directly side, chamber be communicated with, its Main Function by lower straight chamber in supercharging water be directed in flushing valve 14,
Let out connected sum lower end on the downside of pipe 12 upper end and wash basin 17 under described to be perforated through filter screen 7 and to be placed on the downside of water tank 9, its Main Function filters washing in wash basin 17 with letting out under water in crossing on the downside of middle water tank 9 and screen pack 7,
Described water tap 18 is arranged on the upside of wash basin 17, and its Main Function is that opening and closing tap water utilizes with Water Sproading in convenience.
Concise and to the point embodiment: by the hydraulic valve 2 on automatical and efficient for the present invention middle water pressurized water-saving case, water tap 18 and middle water valve 6, blowoff valve 13, flushing valve 14, spilling water valve 15 respectively with outside running water pipe, middle water pipe, blow-off pipe, middle hydrophone tool, other position is communicated with, and regulate pushing volume valve 16 to set each middle water consumption, again respectively by hydraulic valve 2, middle water valve 6, spilling water valve 15 is opened, impel and have the tap water of pressure namely to enter between inner and main plug valve 4 stopper rod in horizontal chamber on middle water cavity 10 " L " shape of hydraulic valve 2, middle water or sewage then to enter in middle water tank 9 and after the scrubbing of filter screen 7 counter-infiltration multiple filtration, and through flap valve 8 overflow to middle water cavity 10, in lower plug chamber 3 and power conduit 11, if the water tap 18 at this moment opened above wash basin 17 is scrubbed, used middle water namely through under let out pipe and to let out for 12 times on the downside of screen pack 7 and to be subject to the scrubbing of counter-infiltration multiple filtration.When opening water in flushing valve 14 use, in middle water cavity 10 times straight chambeies and lower plug chamber 3 through interior plug valve 5 overflow and in power conduit 11 in while first water go out from flushing valve 14, namely the lower floating block that main plug valve 4 is arranged in lower plug chamber 3 drives water cavity 10 to fall horizontal chamber on " L " shape to be provided with the stopper rod of some pressure water quality through holes and the upper floating block DL synchronization in top plug chamber 1 with water level decreasing, and water promotes the water yield push pedal be placed in pushing volume valve 16 adjusting rod trifle together the setting water yield in lower straight chamber is gone out (as shown in Figure 1) from flushing valve 14 in the lump in namely the tap water with pressure promotes in upper horizontal chamber part by stopper rod through hole, when closing flushing valve 14 and stopping using middle water, namely water-saving cistern replys former stand-by state (as shown in Figure 2), in the middle of the middle water yield in water tank 9 when exceeding burden, namely automatic be discharged into its through spilling water valve 15 place be another use, and after using a period of time, opening blowoff valve 13 can get rid of dirt.Thus reach the ideal effect of setting.
Above embodiment is only concise and to the point and preferred embodiment of the present invention; structure of the present invention is not limited to the form cited by above-described embodiment; all any amendments of doing in spirit of the present invention and principle with technology category and similar be equal to replacement etc., all should be included in resist technology category of the present invention.

Claims (1)

1. an automatical and efficient middle water pressurized water-saving case, comprises cavity, valve body, pipe fitting three parts, it is characterized in that:
Described cavity comprises top plug chamber (1), lower plug chamber (3), middle water tank (9), middle water cavity (10), wash basin (17), described top plug chamber (1) is arranged in water cavity (10) upside and wash basin (17) side, described lower plug chamber (3) is arranged in water cavity (10) downside and water tank (9) upside, described middle water tank (9) is positioned at lower plug chamber (3), middle water cavity (10), wash basin (17) downside, described middle water cavity (10) is positioned at top plug chamber (1), wash basin (17) downside and lower plug chamber (3), middle water tank (9) upside and side also form the upper horizontal chamber of " L " shape and lower straight chamber, described wash basin (17) is arranged in (1) side, top plug chamber and water cavity (10), middle water tank (9) upside,
Described valve body comprises hydraulic valve (2), main plug valve (4), interior plug valve (5), middle water valve (6), flap valve (8), blowoff valve (13), flushing valve (14), spilling water valve (15), pushing volume valve (16), described hydraulic valve (2) is arranged at middle water cavity (10) and falls side, horizontal chamber on " L " shape, described main plug valve (4) is by the upper floating block being placed in top plug chamber (1), lower floating block in lower plug chamber (3) and middle water cavity (10) to fall on " L " shape in horizontal chamber and be provided with several can the stopper rod composition of conducting pressure water quality through hole, described interior plug valve (5) is arranged at lower plug chamber (3) side adjacent with straight chamber under middle water cavity (10) " L " shape, described middle water valve (6) is arranged at middle water tank (9) side, lower end, described flap valve (8) is arranged at upside and middle water cavity (10) in middle water tank (9) and falls under " L " shape in the through hole that communicates on the downside of directly chamber, described blowoff valve (13) is arranged at middle water tank (9) lower end opposite side, described flushing valve (14) is arranged at middle water tank (9) side, upper end and is communicated with power conduit (11) with the inner, described spilling water valve (15) is arranged at middle water tank (9) side, upper end and flushing valve (14) top, described pushing volume valve (16) is by through wash basin (17) downside be placed in water cavity (10) and fall straight chamber under " L " shape and lower end one and save and be less than the swing arm that upper end and end are provided with snib, and water yield push pedal centre being provided with slide opening is placed in trifle,
Described pipe fitting comprises screen pack (7), power conduit (11), under let out pipe (12), water tap (18), described screen pack (7) is arranged in middle water tank (9) lower wall, described power conduit (11) is arranged at the interior upside of middle water tank (9), and and one end is communicated with flushing valve (14) the inner and the other end is communicated with straight side, chamber under middle water cavity (10) " L " shape, let out under described pipe (12) upper end and wash basin (17) downside connected sum lower end be perforated through filter screen (7) be placed in water tank (9) downside, described water tap (18) is arranged at wash basin (17) upside.
CN201410767632.0A 2014-12-12 2014-12-12 Automatical and efficient middle water pressurized water-saving case Expired - Fee Related CN104532917B (en)

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Application Number Priority Date Filing Date Title
CN201410767632.0A CN104532917B (en) 2014-12-12 2014-12-12 Automatical and efficient middle water pressurized water-saving case

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Application Number Priority Date Filing Date Title
CN201410767632.0A CN104532917B (en) 2014-12-12 2014-12-12 Automatical and efficient middle water pressurized water-saving case

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CN104532917B CN104532917B (en) 2016-09-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107386377A (en) * 2017-06-13 2017-11-24 赵慧 A kind of convenient kitchen basin cabinet

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5317766A (en) * 1992-01-14 1994-06-07 John R. McDonald Gray water recycle system
JP2004108033A (en) * 2002-09-19 2004-04-08 Toto Ltd Toilet unit
CN1654750A (en) * 2005-04-08 2005-08-17 吕平 Automatic water-saving tank
CN1955384A (en) * 2005-10-30 2007-05-02 张荣鑫 Domestic water saving system
CN101158171A (en) * 2007-08-30 2008-04-09 聂治平 Waste water reutilization apparatus
CN201125422Y (en) * 2007-11-16 2008-10-01 罗云国 Household water-saving reuse apparatus
CN201132983Y (en) * 2007-10-26 2008-10-15 于金田 Reutilization device for reclaimed water of low position
CN102828546A (en) * 2012-09-07 2012-12-19 张行彪 Full automatic water-saving device for bathroom accessory
CN203008050U (en) * 2012-12-26 2013-06-19 林兆友 Wastewater recycling device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5317766A (en) * 1992-01-14 1994-06-07 John R. McDonald Gray water recycle system
JP2004108033A (en) * 2002-09-19 2004-04-08 Toto Ltd Toilet unit
CN1654750A (en) * 2005-04-08 2005-08-17 吕平 Automatic water-saving tank
CN1955384A (en) * 2005-10-30 2007-05-02 张荣鑫 Domestic water saving system
CN101158171A (en) * 2007-08-30 2008-04-09 聂治平 Waste water reutilization apparatus
CN201132983Y (en) * 2007-10-26 2008-10-15 于金田 Reutilization device for reclaimed water of low position
CN201125422Y (en) * 2007-11-16 2008-10-01 罗云国 Household water-saving reuse apparatus
CN102828546A (en) * 2012-09-07 2012-12-19 张行彪 Full automatic water-saving device for bathroom accessory
CN203008050U (en) * 2012-12-26 2013-06-19 林兆友 Wastewater recycling device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107386377A (en) * 2017-06-13 2017-11-24 赵慧 A kind of convenient kitchen basin cabinet

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Effective date of registration: 20191225

Address after: No. 704, Qinggong dormitory building, No. 3, Zhenhua Road, high tech Zone, Nanning City, 530000 Guangxi Zhuang Autonomous Region

Patentee after: China Science and Technology Development Group Co., Ltd.

Address before: 545006, No. 717, No. 7, 15 industrial park, hi tech Road, the Guangxi Zhuang Autonomous Region, Liuzhou

Patentee before: Liuzhou Jingyang Energy-Saving Technology Research Development Co., Ltd.

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Granted publication date: 20160921

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