CN103322238B - Combined-type device capable of continuously feeding treated liquid - Google Patents
Combined-type device capable of continuously feeding treated liquid Download PDFInfo
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- CN103322238B CN103322238B CN201310268928.3A CN201310268928A CN103322238B CN 103322238 B CN103322238 B CN 103322238B CN 201310268928 A CN201310268928 A CN 201310268928A CN 103322238 B CN103322238 B CN 103322238B
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Abstract
The invention discloses a combined-type device capable of continuously feeding treated liquid. The combined-type device comprises a valve A, a valve B, a switching-over valve, a transition pipeline A and a transition pipeline B. The valve A and the valve B are connected with a tank A and a tank B respectively. A valve-A inlet and a valve-A outlet are arranged on the valve A, and a valve-B inlet and a valve-B outlet are arranged on the valve B. The valve A and the valve B are communicated into a whole through the switching-over valve, the transition pipeline A and the transition pipeline B, and operation conditions of water flow in the valve A and the valve B are controlled through different displacement, in an inner cavity of the switching-over valve, of a piston component in the switching-over valve, so that continuous water feeding is realized, occupied space is small, and manufacture costs of dies and the like are low.
Description
Technical field
The present invention relates to liquid handling device, especially a kind of knockdown liquid handling device.
Background technique
Liquid handling device can be used for processing liquid, and the water as larger to hardness softens.Must stop after an independent liquid handling device often uses a period of time supplying water and the resin with valve matched is regenerated just can work on, select two identical valves can be realized by the wiring of combined circuit and load in existing technology, and need to install electromagnetic valve additional during regeneration, and the life-span of solenoid valve is usually shorter, and can not work independently after two valves fractionations, there is shortcomings, need to improve.
Summary of the invention
The technical problem solved: the invention provides a kind of uninterrupted for the modular appliance of liquid after process, solves in prior art by technical problem that two identical valve combination exist wiring complexity, can not work independently.
Technological scheme: for solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of uninterrupted modular appliance for liquid after process, comprise valve A and valve B, described valve A is connected with tank body A, valve A is arranged valve A import and valve A outlet, the position that the valve B import of valve B and valve B export is exchanged relative to the position relationship between valve A import and valve A export.Also comprise conversion valve body, adapting pipe A and adapting pipe B;
The piston assembly matched is provided with in the body cavity of conversion valve body, described piston assembly comprises piston rod and piston, described piston rod is through the hole that conversion valve body is offered, described piston is columnar step type, comprise top bar, intermediate groove and getting out of a predicament or an embarrassing situation, describedly top bar identical with diameter of getting out of a predicament or an embarrassing situation and be all greater than the diameter of intermediate groove, described piston cavity arranges through piston internal channel; The sidewall of described body cavity is interval with from top to bottom 4 identical inner seal rings, is followed successively by the first seal ring, the second seal ring, the 3rd seal ring and the 4th seal ring from top to bottom; Described inner seal ring and piston assembly size suitable; Described changing valve body sidewall is provided with conversion valve body import A, conversion valve body import B and conversion valve outlet, described conversion valve body import A aims between 2 seal rings in top, described conversion valve body import B aims between 2 seal rings in below, and described conversion valve outlet is aimed between middle 2 seal rings; The outside of described conversion valve body is provided with No. ten interfaces, ride on Bus No. 11 interface and ten No. two interfaces, and described No. ten interfaces aim at conversion valve body import A, and described ten No. two interfaces aim at conversion valve body import B, and described ride on Bus No. 11 interface aims at conversion valve outlet; Described piston assembly has 2 working positions, when the topping bar and get out of a predicament or an embarrassing situation respectively with the first seal ring and the 3rd seal ring fitted seal of piston, and conversion valve body import A and conversion valve body outlet, conversion valve body import B blocking with conversion valve outlet; When the topping bar and get out of a predicament or an embarrassing situation respectively with the second seal ring and the 4th seal ring fitted seal of piston, conversion valve body import A blocking with conversion valve outlet, conversion valve body import B with change valve body outlet.
Described adapting pipe A comprises an interface, No. two interfaces, No. three interfaces, No. four interfaces and No. five interfaces, and a described interface, No. four interfaces are by a flow passage, and described No. five interfaces, No. two interfaces are by No. two flow passage; Described No. three interfaces are by No. three runners and a flow passage; Described No. three interfaces are connected to water source;
Described adapting pipe B comprises No. six interfaces, No. seven interfaces No. eight interfaces and No. nine interfaces, and described No. six interfaces and No. nine interfaces are by No. four flow passage; Described No. seven interfaces and No. eight interfaces are interconnected;
The interface of described adapting pipe A and No. four interfaces are connected to No. eight interfaces of two adapting pipe B of both sides respectively, and No. nine interfaces of two adapting pipe B are connected to No. ten interfaces and ten No. two interfaces of conversion valve body respectively; No. five interfaces of described adapting pipe A are connected to the ride on Bus No. 11 interface of conversion valve body;
No. seven interfaces of described two adapting pipe B are connected to valve A import and valve B import respectively; No. six interfaces of two adapting pipe B are connected to valve A outlet and the valve B outlet of homonymy respectively;
Preferably, in the present invention, the interface of described adapting pipe A, No. four interfaces and No. five jointings are equipped with annular seal groove and bayonet lock fixed groove.
Preferably, in the present invention, No. nine jointings of described adapting pipe B are provided with annular seal groove and bayonet lock fixed groove.
Preferably, in the present invention, No. eight jointings of described adapting pipe B are provided with pin hole.
Preferably, in the present invention, No. ten interfaces on described conversion valve body, ride on Bus No. 11 interface and ten No. two jointings are equipped with pin hole.
Preferably, in the present invention, the hole of described conversion valve body is provided with seal ring.Ensure the sealing between piston rod and hole.
Preferably, in the present invention, in the inner chamber of described conversion valve body, the sidewall above 4 seal rings is provided with the cushion block with piston adaptation.Piston is play the guiding role.
Further, in the present invention, No. seven interfaces of described two adapting pipe B to be connected with valve B import respectively by transit joint and valve A import and pass through to be connected clamping fixed; No. six interfaces of described two adapting pipe B respectively by transit joint and valve A export to export with valve B be connected and pass through to be connected clamping fixed.
Further, in the present invention, an interface on described adapting pipe A and the bayonet lock fixed groove on No. four interfaces are aligned with the pin hole on two No. eight interfaces on corresponding two adapting pipe B and are fixed by bayonet lock.Bayonet lock fixed groove on No. ten interfaces on described conversion valve body, ride on Bus No. 11 interface and ten No. two interfaces is aligned with the pin hole of two No. eight interfaces on corresponding two adapting pipe B and No. five jointings on adapting pipe A and is fixed by bayonet lock.Bayonet lock convenient fixing is quick.
Beneficial effect: the present invention is by design conversion valve body, adapting pipe A is also connected with valve B with valve A cleverly with the structure of adapting pipe B, the valve combination formed a whole, walked by the difference of piston assembly in changing valve intracoelomic cavity in conversion valve body the working condition of current of control valve body A and valve B, the switching that valve A supplies water and valve B supplies water can be realized, regeneration can be carried out on the resin be not in the valve body of service position and not affect external water supply simultaneously, and then achieve the object that can uninterruptedly supply water, and take separately valve A apart and valve B can be used alone, take up room little, Placement is simple, the low cost of manufactures such as mould.
Accompanying drawing explanation
Fig. 1 is the structural representation transforming valve body in the present invention;
Fig. 2 is piston assembly structure schematic diagram in the present invention;
Fig. 3 is the structural representation of adapting pipe A in the present invention;
Fig. 4 is that the A-A of Fig. 3 is to sectional view;
Fig. 5 is the structural representation of transition duct B in the present invention;
Fig. 6 is the interface structure schematic diagram changing valve body outside in the present invention;
Fig. 7 is linkage structure floor map of the present invention;
Fig. 8 is the vertical schematic diagram of linkage structure in the present invention;
Fig. 9 changes the schematic diagram that valve body is connected with No. five interfaces in the present invention;
Figure 10 is the A working position changing valve body piston in the present invention;
Figure 11 is the B working position changing valve body piston in the present invention;
Vertical connection diagram when Figure 12 is the A working position changing valve body piston in the present invention;
Vertical connection diagram when Figure 13 is the A working position changing valve body piston in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in the figure, a kind of uninterrupted modular appliance for liquid after process, comprise valve A 38 and valve B 43, described valve A 38 is connected with tank body B44 with tank body A37 respectively with valve B 43, described valve A 38 is arranged valve A import 40 and valve A outlet 39, described valve B 43 is arranged valve B import 42 and valve B outlet 41, the position relationship that the position that the valve B import 42 of valve B 43 and valve B export 41 exports between 39 relative to valve A import 40 and valve A is exchanged.
Also comprise conversion valve body 2, adapting pipe A19 and adapting pipe B31; The piston assembly matched is provided with in the body cavity 34 of conversion valve body 2, described piston assembly comprises piston rod 11 and piston 10, described piston rod 11 is through the hole 4 that conversion valve body 2 is offered, and the hole 4 of conversion valve body 2 is provided with seal ring, ensures the sealing between piston rod 11 and hole 4; Described piston 10 is columnar step type, comprise top bar 12, intermediate groove 13 and get out of a predicament or an embarrassing situation 14, described in top bar 12 identical with 12 diameters of getting out of a predicament or an embarrassing situation and be all greater than the diameter of intermediate groove 13, described piston 10 inner chamber arranges through piston internal channel 9; The sidewall of described body cavity 34 is interval with from top to bottom 4 identical inner seal rings 5, is respectively the first seal ring, the second seal ring, the 3rd seal ring and the 4th seal ring from top to bottom.The sidewall of the piston internal channel above described inner seal ring is provided with cushion block 3, and described cushion block 3 mates with piston, play the guiding role.Form grid 7 between described adjacent seals circle, be respectively the first grid, the second grid, the 3rd grid.Described inner seal ring 5 is suitable with piston assembly size; Described conversion valve body 2 sidewall is provided with conversion valve body import A1, conversion valve body import B8 and conversion valve outlet 6, described conversion valve body import A1 aims between 2 seal rings in top, described conversion valve body import B8 aims between 2 seal rings in below, and described conversion valve outlet 6 is aimed between middle 2 seal rings; The outside of described conversion valve body 2 is provided with No. ten interfaces 33, ride on Bus No. 11 interface 35 and ten No. two interfaces 36, No. ten interfaces 33 on described conversion valve body 2, ride on Bus No. 11 interface 35 and ten No. two interface 36 places are equipped with pin hole 28, described No. ten interfaces 33 aim at conversion valve body import A1, described ten No. two interfaces 36 aim at conversion valve body import B8, and described ride on Bus No. 11 interface 35 aims at conversion valve outlet 6;
Described adapting pipe A19 comprises an interface 15, No. two interfaces 21, No. three interfaces 23, No. four interfaces 24 and No. five interfaces 25, an interface 15, No. four interfaces 24 of described adapting pipe A19 and No. five interface 25 places are equipped with annular seal groove 16 and bayonet lock fixed groove 17, a described interface 15, No. four interfaces 24 are communicated with by a runner 18, and described No. five interfaces 25 are by No. three runners 22 and a flow passage; No. two interfaces 21 are communicated with by No. two runners 20; Described No. three interfaces 23 are communicated with a runner 18 by No. three runners 22; Described No. three interfaces 23 are connected to water source;
Described adapting pipe B31 comprises No. six interfaces 26, No. seven interfaces 27, No. eight interfaces 29 and No. nine interfaces 32, No. nine interface 32 places of described adapting pipe B31 are provided with annular seal groove 16 and bayonet lock fixed groove 17, No. eight interface 29 places of described adapting pipe B31 are provided with pin hole 28, and described No. six interfaces 26 are communicated with by No. four runners 30 with No. nine interfaces 32; Described No. seven interfaces 27 and No. eight interfaces 29 are interconnected;
The interface 15 of described adapting pipe A19 and No. four interfaces 24 are connected to No. eight interfaces 29 of two adapting pipe B31 of both sides respectively, and the interface 15 on described adapting pipe A19 and the bayonet lock fixed groove 17 on No. four interfaces 24 are aligned with the pin hole 28 on two No. eight interfaces 29 on corresponding two adapting pipe B31 and fixed by bayonet lock 47.No. nine interfaces 32 of two adapting pipe B31 are connected to No. ten interfaces 33 and ten No. two interfaces 36 of conversion valve body 2 respectively; No. five interfaces 25 of described adapting pipe A19 are connected to the ride on Bus No. 11 interface 35 of conversion valve body 2; Bayonet lock fixed groove 17 on No. ten interfaces 33 on described conversion valve body 2, ride on Bus No. 11 interface 35 and ten No. two interfaces 36 is aligned with the pin hole 28 at two No. eight interfaces 29 on corresponding two adapting pipe B31 and No. five interface 25 places on adapting pipe A19 and is fixed by bayonet lock 47.No. seven interfaces 27 of described two adapting pipe B31 are connected respectively by transit joint 45 and valve A import 40 with valve B import 42 and pass through to be connected folder 46 and fix; No. six interfaces 26 of described two adapting pipe B31 export 39 respectively by transit joint 45 and valve A and export 41 with valve B and be connected and pass through to be connected folder 46 and fix.
During work, liquid in water source flows into transition duct A19 through No. two interfaces and flows into valve A 38 and valve B 43 respectively through first flow 18 from No. three interfaces 23, and the liquid after the RESIN FINISH in tank body A37 and tank body B44 flows into conversion valve body 2 by transition duct B31.
When piston 10 is in A working position as shown in Figure 10, piston top bar 12 and piston get out of a predicament or an embarrassing situation 14 respectively with conversion valve body 2 in the first seal ring and the 3rd seal ring fitted seal.Piston runner 13 is communicated with the first grid and second grid, and conversion valve body import A1 is communicated with conversion valve outlet 6.Now from valve A 38, after the process that conversion valve body import A1 flows into, liquid flows out from going out to change valve outlet 6, flows out the liquid after for process through the second runner 20 from the second interface 21.And from valve B 43, in conversion valve body 2, form filling by piston internal channel 9 through the liquid of conversion valve body import B8 and do not flow out.Now valve A 38 is outwards for the liquid after process, and valve B 43 for the liquid after process, now can not arrange other working staties to valve B 43, as reproduction operation state, regenerate the resin in valve B 43.
Valve A 38 is for after the liquid a period of time after process, and the resin in tank body A lost efficacy gradually, needed to switch to valve B 43 and worked.When piston 10 is in B working position as shown in figure 11, piston top bar 12 and piston get out of a predicament or an embarrassing situation 14 respectively with conversion valve body 2 in the second seal ring and the 4th seal ring fitted seal.Piston runner 13 is communicated with the second grid and the 3rd grid, and conversion valve body import B8 is communicated with conversion valve outlet 6.Now from valve B 43, after the process that conversion valve body import B8 flows into, liquid flows out from going out to change valve outlet 6, flows out the liquid after for process through the second runner 20 from the second interface 21.And from valve A 38, in conversion valve body, form filling by piston internal channel 9 through the liquid of conversion valve body import A1 and do not flow out.
In like manner, valve B 43 worked after a period of time can switch back A working position again, so repeatedly, is formed and uninterruptedly externally provides the liquid processed.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. one kind uninterruptedly supplies the modular appliance of the rear liquid of process, comprise valve A (38) and valve B (43), described valve A (38) is connected with tank body A (37), valve A (38) is arranged valve A import (40) and valve A outlet (39), the position relationship that the position that the valve B import (42) of valve B (43) and valve B export (41) exports between (39) relative to valve A import (40) and valve A is exchanged, it is characterized in that: also comprise conversion valve body (2), adapting pipe A (19) and adapting pipe B (31),
The piston assembly matched is provided with in the body cavity (34) of conversion valve body (2), described piston assembly comprises piston rod (11) and piston (10), described piston rod (11) is through the hole (4) that conversion valve body (2) is offered, described piston (10) is columnar step type, comprise top bar (12), intermediate groove (13) and get out of a predicament or an embarrassing situation (14), described top bar (12) are identical with (12) diameter of getting out of a predicament or an embarrassing situation and be all greater than the diameter of intermediate groove (13), described piston (10) inner chamber arranges through piston internal channel (9), the sidewall of described body cavity (34) is interval with from top to bottom 4 identical inner seal rings 5, be followed successively by the first seal ring, the second seal ring, the 3rd seal ring and the 4th seal ring from top to bottom, described inner seal ring 5 is suitable with piston assembly size, described conversion valve body (2) sidewall is provided with conversion valve body import A (1), conversion valve body import B (8) and conversion valve outlet (6), described conversion valve body import A (1) is aimed between 2 seal rings in top, described conversion valve body import B (8) is aimed between 2 seal rings in below, and described conversion valve outlet (6) is aimed between middle 2 seal rings, the outside of described conversion valve body (2) is provided with No. ten interfaces (33), ride on Bus No. 11 interface (35) and ten No. two interfaces (36), described No. ten interfaces (33) aim at conversion valve body import A (1), described ten No. two interfaces (36) aim at conversion valve body import B (8), and described ride on Bus No. 11 interface (35) aims at conversion valve outlet (6), described piston assembly has 2 working positions, when top bar (12) and get out of a predicament or an embarrassing situation (14) of piston (10) are respectively with the first seal ring and the 3rd seal ring fitted seal, conversion valve body import A (1) is communicated with conversion valve outlet (6), and conversion valve body import B (8) blocks with conversion valve outlet (6), when top bar (12) and get out of a predicament or an embarrassing situation (14) of piston (10) are respectively with the second seal ring and the 4th seal ring fitted seal, conversion valve body import A (1) blocks with conversion valve outlet (6), and conversion valve body import B (8) is communicated with conversion valve outlet (6),
Described adapting pipe A (19) comprises an interface (15), No. two interfaces (21), No. three interfaces (23), No. four interfaces (24) and No. five interfaces (25), a described interface (15), No. four interfaces (24) are communicated with by a runner (18), and described No. five interfaces (25), No. two interfaces (21) are communicated with by No. two runners (20); Described No. three interfaces (23) are communicated with a runner (18) by No. three runners (22); Described No. three interfaces (23) are connected to water source;
Described adapting pipe B (31) comprises No. six interfaces (26), No. seven interfaces (27), No. eight interfaces (29) and No. nine interfaces (32), and described No. six interfaces (26) are communicated with by No. four runners (30) with No. nine interfaces (32); Described No. seven interfaces (27) and No. eight interfaces (29) are interconnected;
An interface (15) of described adapting pipe A (19) and No. four interfaces (24) are connected to No. eight interfaces (29) of two adapting pipe B (31) of both sides respectively, and No. nine interfaces (32) of two adapting pipe B (31) are connected to No. ten interfaces (33) and ten No. two interfaces (36) of conversion valve body (2) respectively; No. five interfaces (25) of described adapting pipe A (19) are connected to the ride on Bus No. 11 interface (35) of conversion valve body (2);
No. seven interfaces (27) of described two adapting pipe B (31) are connected to valve A import (40) and valve B import (42) respectively; No. six interfaces (26) of two adapting pipe B (31) are connected to valve A outlet (39) and valve B outlet (41) of homonymy respectively.
2. a kind of uninterrupted modular appliance for liquid after process according to claim 1, is characterized in that: an interface (15) of described adapting pipe A (19), No. four interfaces (24) and No. five interface (25) places are equipped with annular seal groove (16) and bayonet lock fixed groove (17).
3. a kind of uninterrupted modular appliance for liquid after process according to claim 1, is characterized in that: No. nine interface (32) places of described adapting pipe B (31) are provided with annular seal groove (16) and bayonet lock fixed groove (17).
4. a kind of uninterrupted modular appliance for liquid after process according to claim 1, is characterized in that: No. eight interface (29) places of described adapting pipe B (31) are provided with pin hole (28).
5. a kind of uninterrupted modular appliance for liquid after process according to claim 1, is characterized in that: No. ten interfaces (33) on described conversion valve body (2), ride on Bus No. 11 interface (35) and ten No. two interface (36) places are equipped with pin hole (28).
6. a kind of uninterrupted modular appliance for liquid after process according to claim 1, is characterized in that: the hole (4) of described conversion valve body (2) is provided with seal ring.
7. a kind of uninterrupted modular appliance for liquid after process according to claim 1, it is characterized in that: in the inner chamber of described conversion valve body (2), the sidewall above 4 seal rings is provided with and the cushion block of piston adaptation (3).
8. according to claim 1 a kind of uninterrupted for the modular appliance of liquid after process, it is characterized in that: No. seven interfaces (27) of described two adapting pipe B (31) to be connected with valve B import (42) respectively by transit joint (45) and valve A import (40) and to pass through to be connected and press from both sides (46) and fix; No. six interfaces (26) of described two adapting pipe B (31) to export (39) respectively by transit joint (45) and to export (41) with valve B and be connected and pass through to be connected and press from both sides (46) and fix with valve A.
9. a kind of uninterrupted modular appliance for liquid after process according to claim 2, is characterized in that: an interface (15) on described adapting pipe A (19) and the bayonet lock fixed groove (17) on No. four interfaces (24) are aligned with the pin hole (28) on two No. eight interfaces (29) on corresponding two adapting pipe B (31) and fixed by bayonet lock (47).
10. a kind of uninterrupted modular appliance for liquid after process according to claim 5, is characterized in that: the bayonet lock fixed groove (17) on No. ten interfaces (33) on described conversion valve body (2), ride on Bus No. 11 interface (35) and ten No. two interfaces (36) is aligned with the pin hole (28) at two No. eight interfaces (29) on corresponding two adapting pipe B (31) and No. five interface (25) places on adapting pipe A (19) and fixed by bayonet lock (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268928.3A CN103322238B (en) | 2013-06-28 | 2013-06-28 | Combined-type device capable of continuously feeding treated liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310268928.3A CN103322238B (en) | 2013-06-28 | 2013-06-28 | Combined-type device capable of continuously feeding treated liquid |
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| Publication Number | Publication Date |
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| CN103322238A CN103322238A (en) | 2013-09-25 |
| CN103322238B true CN103322238B (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310268928.3A Active CN103322238B (en) | 2013-06-28 | 2013-06-28 | Combined-type device capable of continuously feeding treated liquid |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105757435A (en) * | 2016-05-10 | 2016-07-13 | 苏州道众机械制造有限公司 | Inductive oil tube connector |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995027862A1 (en) * | 1994-04-06 | 1995-10-19 | Flühs Drehtechnik GmbH | Multiple-way valve |
| JP2006046414A (en) * | 2004-08-02 | 2006-02-16 | Smc Corp | Three-port solenoid valve |
| CN101680567B (en) * | 2007-07-17 | 2011-08-03 | 东芝开利株式会社 | Electromagnetic three-way valve, rotary compressor, and refrigeration cycle device |
| CN102338231B (en) * | 2011-08-26 | 2013-02-13 | 北京航天动力研究所 | Two-position three-way electromagnetic valve |
| CN202302092U (en) * | 2011-11-02 | 2012-07-04 | 南京福碧源环境技术有限公司 | Multifunctional control valve |
| CN202992262U (en) * | 2012-12-18 | 2013-06-12 | 南京福碧源环境技术有限公司 | Multifunctional control valve |
| CN203363284U (en) * | 2013-06-28 | 2013-12-25 | 南京福碧源环境技术有限公司 | Combined device capable of supplying processed liquid incessantly |
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Denomination of invention: Combined-type device capable of continuously feeding treated liquid Effective date of registration: 20180228 Granted publication date: 20150617 Pledgee: Bank of China, Limited by Share Ltd, Nanjing Jiangning branch Pledgor: Nanjing Fobrite Environmental Technology Co., Ltd. Registration number: 2018320000024 |
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Date of cancellation: 20200928 Granted publication date: 20150617 Pledgee: Bank of China Limited by Share Ltd. Nanjing Jiangning branch Pledgor: NANJING FOBRITE ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Registration number: 2018320000024 |
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Denomination of invention: A combined device for uninterrupted supply of treated liquid Effective date of registration: 20200929 Granted publication date: 20150617 Pledgee: Bank of China Limited by Share Ltd. Nanjing Jiangning branch Pledgor: NANJING FOBRITE ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Registration number: Y2020980006612 |
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