CN203990121U - A kind of filtration for condensing boiler and flue gas check device - Google Patents
A kind of filtration for condensing boiler and flue gas check device Download PDFInfo
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- CN203990121U CN203990121U CN201420426706.XU CN201420426706U CN203990121U CN 203990121 U CN203990121 U CN 203990121U CN 201420426706 U CN201420426706 U CN 201420426706U CN 203990121 U CN203990121 U CN 203990121U
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- rose box
- coarse filtration
- flue gas
- valves
- smart rose
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Abstract
The utility model relates to boiler and manufactures field, discloses a kind of filtration for condensing boiler and flue gas check device, and this device comprises coarse filtration case, smart Rose Box, smart Rose Box bracing frame, flue gas check-valves and bracket; Coarse filtration case is arranged on the top of bracket, and smart Rose Box, smart Rose Box bracing frame and flue gas check-valves are arranged at the inside of coarse filtration case, and one end of flue gas check-valves is fixed on smart Rose Box, and the other end is relative with air inlet through coarse filtration case; Coarse filtration case filter screen is opened and is tied in coarse filtration rack surface, and the coarse filtration rack of coarse filtration case is fixed by snap in coarse filtration box body surface; Essence Rose Box filter screen is coated on essence and filters rack periphery; The rear end that essence is filtered rack dwindles formation sunk structure gradually to smart Rose Box filter screen inside.The utlity model has increase filter area, improve filter effect, be convenient to change and clean and space-saving advantage, effectively prevent smoke backflow, for many boiler common flues provide solution simultaneously.
Description
Technical field
The utility model relates to boiler and manufactures field, relates in particular to a kind of filtration for condensing boiler and flue gas check device.
Background technology
Condensing boiler is exactly to utilize efficient condensation waste-heat recovery device to carry out sensible heat and the latent heat that discharges of water recovery in high-temperature flue gas that absorption boiler discharges, to reach the object that improves boiler thermal output.Due to the heat that condensing boiler can utilize high-temperature flue gas to take away, so the thermal efficiency just likely exceedes 100%, the theoretical maximum thermal efficiency of condenser boiler can be up to 111% at present.In addition, condensing boiler can also reduce the CO producing because of fuel combustion in flue gas easily
2, NO
xwith a small amount of SO
2growing amount, these materials are discharged in atmosphere can aggravation greenhouse effects and produce acid rain.Therefore, adopt condensing boiler also to have great importance to protection of the environment.
A main hazard relevant to condensing boiler air inlet refers to entrained solid particulate matter in air inlet, the flying dust such as existing in atmosphere, thin smoke-type particle and dissimilar cigarette, dust etc.Their quality are slight, be difficult for separating from air-flow by gravity, and the hole of the burner of condensing boiler is less, these solid particulate matters can cause that burner stops up, also likely adsorbed by the lubricating oil between mechanical part, cause boiler normally to work.At present, power plant utilizes different fabric filtration materials from atmosphere, to remove particulate conventionally, and gas flows into and pass fabric, and solid particulate matter is stayed in fabric.Filter need the long period be exposed to heat, in environment abrasiveness and chemical corrosivity, therefore this environment must can be withstood for the manufacture of their material, pressure and temperature transient and thermal shock that especially they should have enough strong ability and bear burnt fuel and corrosivity particle.
Condensing boiler adopts modularized design, is convenient to according to load step-less adjustment.But in the time that wherein part of module quits work, the flue gas of working boiler can flow to boiler room from the air inlet of the boiler that stops, and flue gas check-valves need to be installed.
But the design defect such as the single and unreasonable structure of present widely used filter ubiquity screen pack material, make effective filtration area little and filter Netease and stop up, and screen pack is unpicked and washed inconvenience and can be brought the expensive of follow-up maintenance and cleaning.And the extra flue gas check device of installing has occupied certain space, expend extra cost, also affect to a certain extent attractive in appearance.
Utility model content
The purpose of this utility model is for overcoming the deficiencies in the prior art, provide a kind of and in condensing boiler burner, can filter out whole particle diameters and be greater than the dust of burner pore diameter and stop the flue gas of working boiler to flow to filtration and the flue gas check device of boiler room from air inlet simultaneously, solve the problem that burner in prior art brings because stopping up the check device that cannot normally work and additionally install.
In order to solve the problems of the technologies described above, the utility model provides a kind of filtration for condensing boiler and flue gas check device, and described filtration and flue gas check device comprise: coarse filtration case, smart Rose Box, smart Rose Box bracing frame, flue gas check-valves and bracket.
Described coarse filtration case is arranged on the top of described bracket, described smart Rose Box, smart Rose Box bracing frame and flue gas check-valves are arranged at the inside of described coarse filtration case, and described smart Rose Box is arranged at the top of described smart Rose Box bracing frame, one end of described flue gas check-valves is fixed on smart Rose Box, and the other end is through coarse filtration case relative with air inlet.
Described coarse filtration case comprises coarse filtration case filter screen, coarse filtration rack and buckle, and described coarse filtration case filter screen is opened and tied in described coarse filtration rack surface, and described coarse filtration rack is fixed by snap in described coarse filtration box body surface.
Described smart Rose Box comprises smart Rose Box filter screen and essence filtration rack; Described smart Rose Box filter screen is coated on described essence and filters rack periphery; The rear end that described essence is filtered rack dwindles formation sunk structure gradually to smart Rose Box filter screen inside.
Wherein, described flue gas check-valves comprises check-valves housing, rotating shaft and check-valves blade; Described check-valves housing is cylindrical shell; Described rotating shaft and check-valves blade are arranged at described check-valves enclosure interior, the diametric(al) of the circular cross-section of described rotating shaft and described check-valves housing is incline direction setting, described check-valves blade is semicircle thin slice, is connected to the left and right sides of described rotating shaft, and is hinge-type folding.
The fixed form of described flue gas check-valves on smart Rose Box, for to be socketed by elastic cord, to be riveted or is connected by screw with riveting nut by flange.
The coarse filtration rack of described coarse filtration case is latticed, and the periphery of coarse filtration rack is aluminium section bar; Described coarse filtration case filter screen is made up of stainless steel; The essence of described smart Rose Box is filtered rack and is made up of stainless steel.
The aperture of described coarse filtration case filter screen is 75～360 μ m.
The cross section of described coarse filtration case filter screen is circle, ellipse or polygonized structure.
The smart Rose Box filter screen of described smart Rose Box is cotton or papery, and the filter efficiency that described smart Rose Box filter screen is the particle of 1～10 μ m for particle diameter is 35%～95%.
The cross section of described smart Rose Box filter screen is circle, ellipse or polygonized structure.
The utlity model has following beneficial effect:
1. in present widely used filter, screen pack material is single, and one deck screen pack is only set, the disclosed filter of the utility model is provided with double medium filtration system, coarse filtration case adopts stainless steel filtering net, be convenient to clean, essence Rose Box adopts papery or cotton filter screen, and the particle intercepting efficiency being about more than 0.5 μ m for particle diameter can reach more than 65%, has greatly improved filter effect of the prior art.
2. in the disclosed filter of the utility model, the structure of smart Rose Box arranges ingenious, the smart screen pack of essence Rose Box sets up a structure to papery or cotton filter screen inner recess, increase the area coverage of papery or cotton filter screen, increased the effective filtration area in the confined space.
3. in the disclosed filter of the utility model, coarse filtration case and the filter screen of smart Rose Box or the shape in its cross section can be selected according to actual needs, can be made as circle or polygon (triangle, quadrangle, pentagon, hexagon or other polygons), prior art is more flexible relatively, and the scope of application is wider.
4. the stainless steel filtering net that the coarse filtration case of the disclosed filter of the utility model adopts adopts flexible buckle, is convenient to dismounting; Bracket support, at the support frame upper surface of condensing boiler, can, along horizontal direction drawing type movable, improve operating efficiency thereby can dismantle flexibly, be convenient to change to clean.
5. in prior art, the extra flue gas check device of installing has occupied certain space, expend extra cost, also affect to a certain extent attractive in appearance, the disclosed filtration of the utility model and flue gas check device are arranged at check device in the coarse filtration case of filter, save space and cost, and stop more efficiently the flue gas of boiler to flow to boiler room by air inlet, prevented that smoke backflow is also for many boiler common flues provide solution simultaneously.
Brief description of the drawings
Fig. 1 is a kind of filtration for condensing boiler of relating to of the utility model and the structural representation of flue gas check device;
Fig. 2 is a kind of filtration for condensing boiler of relating to of the utility model and the partial enlarged drawing of flue gas check device;
Fig. 3 is the partial enlarged drawing of the flue gas check-valves of a kind of filtration for condensing boiler of relating to of the utility model and flue gas check device;
Fig. 4 is the cutaway view of the flue gas check-valves of a kind of filtration for condensing boiler of relating to of the utility model and flue gas check device.
In figure, Reference numeral is expressed as: 1-coarse filtration case, 2-essence Rose Box, 3-essence Rose Box bracing frame, 4-flue gas check-valves, 5-bracket, 6-coarse filtration case filter screen, 7-coarse filtration rack, 8-buckle, 9-essence Rose Box filter screen, 10-essence is filtered rack, 11-sunk structure, 12-check-valves housing, 13-rotating shaft, 14-check-valves blade.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1, a kind of filtration for condensing boiler that the utility model provides and flue gas check device, concrete structure is referring to Fig. 2, be arranged at the side of air intake interface box, described filtration and flue gas check device comprise: coarse filtration case 1, smart Rose Box 2, smart Rose Box bracing frame 3, flue gas check-valves 4 and bracket 5;
Described coarse filtration case 1 is arranged on the top of described bracket 5, described smart Rose Box 2, smart Rose Box bracing frame 3 and flue gas check-valves 4 are arranged at the inside of described coarse filtration case 1, and described smart Rose Box 2 is arranged at the top of described smart Rose Box bracing frame 3, one end of described flue gas check-valves 4 is fixed on smart Rose Box 2, and the other end is through coarse filtration case 1 relative with air intake interface box;
Described coarse filtration case 1 comprises coarse filtration case filter screen 6, coarse filtration rack 7 and buckle 8, and 6 of described coarse filtration case filter screens are tied in described coarse filtration rack 7 surfaces, and described coarse filtration rack 7 is fixed on described coarse filtration box body surface by buckle 8;
Described smart Rose Box 2 comprises smart Rose Box filter screen 9 and essence filtration rack 10; Described smart Rose Box filter screen 9 is coated on described essence and filters rack 10 peripheries; The rear end that described essence is filtered rack 10 dwindles gradually to smart Rose Box filter screen 9 inside and forms sunk structure 11.
Described flue gas check-valves 4 comprises check-valves housing 12, rotating shaft 13 and check-valves blade 14; Described check-valves housing 12 is cylindrical shell; Described rotating shaft 13 and check-valves blade 14 are arranged at described check-valves housing 12 inside, described rotating shaft 13 is incline direction setting with the diametric(al) of the circular cross-section of described check-valves housing 12, described check-valves blade 14 is semicircle thin slice, be connected to the left and right sides of described rotating shaft 13, and be hinge-type folding.When closure state, the curved edge of described check-valves blade 14 suits mutually with the inwall of described check-valves housing 12; When open mode, the rotating shaft 13 being obliquely installed naturally droops described check-valves blade 14 under Action of Gravity Field.
The fixed form of described flue gas check-valves 4 on smart Rose Box 2, for to be socketed by elastic cord, to be specially elastic cord smart Rose Box 2 is directly enclosed within on the round edge of flue gas check-valves 4.
The coarse filtration rack 6 of described coarse filtration case 1 is latticed, and the periphery of coarse filtration rack 6 is aluminium section bar; Described coarse filtration case filter screen 7 is made up of stainless steel; The essence of described smart Rose Box 2 is filtered rack 10 and is made up of stainless steel.
The aperture of described coarse filtration case filter screen 7 is 180 μ m, can effectively tackle large-size particles thing.
The cross section of described coarse filtration case filter screen 7 is rectangle.
The smart Rose Box filter screen 10 of described smart Rose Box 2 is the combination material of PP nonwoven, melt-blown cotton and filter cotton, and the filter efficiency that described smart Rose Box filter screen 10 is the particle of 1～10 μ m for particle diameter is 95%, can effectively tackle small size particle.
The cross section of described smart Rose Box filter screen 10 is circular.
Embodiment 2:
As shown in Figure 1, a kind of filtration for condensing boiler that the utility model provides and flue gas check device, concrete structure is referring to Fig. 2, be arranged at the side of air intake interface box, described filtration and flue gas check device comprise: coarse filtration case 1, smart Rose Box 2, smart Rose Box bracing frame 3, flue gas check-valves 4 and bracket 5;
Described coarse filtration case 1 is arranged on the top of described bracket 5, described smart Rose Box 2, smart Rose Box bracing frame 3 and flue gas check-valves 4 are arranged at the inside of described coarse filtration case 1, and described smart Rose Box 2 is arranged at the top of described smart Rose Box bracing frame 3, one end of described flue gas check-valves 4 is fixed on smart Rose Box 2, and the other end is through coarse filtration case 1 relative with air intake interface box; Described coarse filtration case 1 comprises coarse filtration case filter screen 6, coarse filtration rack 7 and buckle 8, and 6 of described coarse filtration case filter screens are tied in described coarse filtration rack 7 surfaces, and described coarse filtration rack 7 is fixed on described coarse filtration box body surface by buckle 8;
Described smart Rose Box 2 comprises smart Rose Box filter screen 9 and essence filtration rack 10; Described smart Rose Box filter screen 9 is coated on described essence and filters rack 10 peripheries; The rear end that described essence is filtered rack 10 dwindles gradually to smart Rose Box filter screen 9 inside and forms sunk structure 11.
Described flue gas check-valves 4 comprises check-valves housing 12, rotating shaft 13 and check-valves blade 14; Described check-valves housing 12 is cylindrical shell; Described rotating shaft 13 and check-valves blade 14 are arranged at described check-valves housing 12 inside, described rotating shaft 13 is incline direction setting with the diametric(al) of the circular cross-section of described check-valves housing 12, described check-valves blade 14 is semicircle thin slice, be connected to the left and right sides of described rotating shaft 13, and be hinge-type folding.When closure state, the curved edge of described check-valves blade 14 suits mutually with the inwall of described check-valves housing 12; When open mode, the rotating shaft 13 being obliquely installed naturally droops described check-valves blade 14 under Action of Gravity Field.
The fixed form of described flue gas check-valves 4 on smart Rose Box 2 is by flange and riveting nut riveted joint, is convenient to dismounting.
The coarse filtration rack 6 of described coarse filtration case 1 is latticed, and the periphery of coarse filtration rack 6 is aluminium section bar; Described coarse filtration case filter screen 7 is made up of stainless steel; The essence of described smart Rose Box 2 is filtered rack 10 and is made up of stainless steel.
The aperture of described coarse filtration case filter screen 7 is 240 μ m, can effectively tackle large-size particles thing.
The cross section of described coarse filtration case filter screen 7 is rectangle.
The smart Rose Box filter screen 10 of described smart Rose Box 2 is the combination material of PP nonwoven, melt-blown cotton and filter cotton, and the filter efficiency that described smart Rose Box filter screen 9 is the particle of 1～10 μ m for particle diameter is 65%, can effectively tackle small size particle.
The cross section of described smart Rose Box filter screen 9 is hexagon.
Embodiment 3:
As shown in Figure 1, a kind of filtration for condensing boiler that the utility model provides and flue gas check device, concrete structure is referring to Fig. 2, and described filtration and flue gas check device comprise: coarse filtration case 1, smart Rose Box 2, smart Rose Box bracing frame 3, flue gas check-valves 4 and bracket 5; Described filtration and flue gas check device are connected with flexible pipe is airtight by a big or small adapter, lead to body of heater outside.
Described coarse filtration case 1 is arranged on the top of described bracket 5, described smart Rose Box 2, smart Rose Box bracing frame 3 and flue gas check-valves 4 are arranged at the inside of described coarse filtration case 1, and described smart Rose Box 2 is arranged at the top of described smart Rose Box bracing frame 3, one end of described flue gas check-valves 4 is fixed on smart Rose Box 2, and the other end is through coarse filtration case 1 relative with the outlet of airtight flexible pipe; Described coarse filtration case 1 comprises coarse filtration case filter screen 6, coarse filtration rack 7 and buckle 8, and 6 of described coarse filtration case filter screens are tied in described coarse filtration rack 7 surfaces, and described coarse filtration rack 7 is fixed on described coarse filtration box body surface by buckle 8;
Described smart Rose Box 2 comprises smart Rose Box filter screen 9 and essence filtration rack 10; Described smart Rose Box filter screen 9 is coated on described essence and filters rack 10 peripheries; The rear end that described essence is filtered rack 10 dwindles gradually to smart Rose Box filter screen 9 inside and forms sunk structure 11.
Described flue gas check-valves 4 comprises check-valves housing 12, rotating shaft 13 and check-valves blade 14; Described check-valves housing 12 is cylindrical shell; Described rotating shaft 13 and check-valves blade 14 are arranged at described check-valves housing 12 inside, described rotating shaft 13 is incline direction setting with the diametric(al) of the circular cross-section of described check-valves housing 12, described check-valves blade 14 is semicircle thin slice, be connected to the left and right sides of described rotating shaft 13, and be hinge-type folding.When closure state, the curved edge of described check-valves blade 14 suits mutually with the inwall of described check-valves housing 12; When open mode, the rotating shaft 13 being obliquely installed naturally droops described check-valves blade 14 under Action of Gravity Field.
The fixed form of described flue gas check-valves 4 on smart Rose Box 2, for to connect by screw, is convenient to dismounting.
The coarse filtration rack 6 of described coarse filtration case 1 is latticed, and the periphery of coarse filtration rack 6 is aluminium section bar; Described coarse filtration case filter screen 7 is made up of stainless steel; The essence of described smart Rose Box 2 is filtered rack 10 and is made up of ordinary carbon steel.
The aperture of described coarse filtration case filter screen 7 is 100 μ m, can effectively tackle large-size particles thing.
The cross section of described coarse filtration case filter screen 7 is rectangle.
The smart Rose Box filter screen 10 of described smart Rose Box 2 is the combination material of PP nonwoven, melt-blown cotton and filter cotton, and the filter efficiency that described smart Rose Box filter screen 9 is the particle of 1～10 μ m for particle diameter is 65%, can effectively tackle small size particle.
The cross section of described smart Rose Box filter screen 9 is circular.
Implement the utility model, there is following beneficial effect:
1. in present widely used filter, screen pack material is single, and one deck screen pack is only set, the disclosed filter of the utility model is provided with double medium filtration system, coarse filtration case adopts stainless steel filtering net, be convenient to clean, essence Rose Box adopts papery or cotton filter screen, and the particle intercepting efficiency being about more than 0.5 μ m for particle diameter can reach more than 65%, has greatly improved filter effect of the prior art.
2. in the disclosed filter of the utility model, the structure of smart Rose Box arranges ingenious, the smart screen pack of essence Rose Box sets up a structure to papery or cotton filter screen inner recess, increase the area coverage of papery or cotton filter screen, increased the effective filtration area in the confined space.
3. in the disclosed filter of the utility model, coarse filtration case and the filter screen of smart Rose Box or the shape in its cross section can be selected according to actual needs, can be made as circle or polygon (triangle, quadrangle, pentagon, hexagon or other polygons), prior art is more flexible relatively, and the scope of application is wider.
4. the stainless steel filtering net that the coarse filtration case of the disclosed filter of the utility model adopts adopts flexible buckle, is convenient to dismounting; Bracket support, at the support frame upper surface of condensing boiler, can, along horizontal direction drawing type movable, improve operating efficiency thereby can dismantle flexibly, be convenient to change to clean.
5. in prior art, the extra flue gas check device of installing has occupied certain space, expend extra cost, also affect to a certain extent attractive in appearance, the disclosed filtration of the utility model and flue gas check device are arranged at check device in the coarse filtration case of filter, save space and cost, and stop more efficiently the flue gas of boiler to flow to boiler room by air inlet, prevented that smoke backflow is also for many boiler common flues provide solution simultaneously.
The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (9)
1. the filtration for condensing boiler and flue gas check device, it is characterized in that, described filtration and flue gas check device comprise: coarse filtration case (1), smart Rose Box (2), smart Rose Box bracing frame (3), flue gas check-valves (4) and bracket (5);
Described coarse filtration case (1) is arranged on the top of described bracket (5), described smart Rose Box (2), smart Rose Box bracing frame (3) and flue gas check-valves (4) are arranged at the inside of described coarse filtration case (1), and described smart Rose Box (2) is arranged at the top of described smart Rose Box bracing frame (3), it is upper that one end of described flue gas check-valves (4) is fixed on smart Rose Box (2), and the other end is through coarse filtration case (1) relative with air inlet;
Described coarse filtration case (1) comprises coarse filtration case filter screen (6), coarse filtration rack (7) and buckle (8), described coarse filtration case filter screen (6) is tied in described coarse filtration rack (7) surface, and described coarse filtration rack (7) is fixed on described coarse filtration box body surface by buckle (8);
Described smart Rose Box (2) comprises smart Rose Box filter screen (9) and essence filtration rack (10); Described smart Rose Box filter screen (9) is coated on described essence and filters rack (10) periphery; The rear end that described essence is filtered rack (10) dwindles gradually to smart Rose Box filter screen (9) inside and forms sunk structure (11).
2. a kind of filtration for condensing boiler as claimed in claim 1 and flue gas check device, it is characterized in that, described flue gas check-valves (4) comprises check-valves housing (12), rotating shaft (13) and check-valves blade (14); Described check-valves housing (12) is cylindrical shell; Described rotating shaft (13) and check-valves blade (14) are arranged at described check-valves housing (12) inside, described rotating shaft (13) is incline direction setting with the diametric(al) of the circular cross-section of described check-valves housing (12), described check-valves blade (14) is semicircle thin slice, be connected to the left and right sides of described rotating shaft (13), and be hinge-type folding.
3. a kind of filtration for condensing boiler as claimed in claim 1 or 2 and flue gas check device, it is characterized in that, the fixed form of described flue gas check-valves (4) on smart Rose Box (2), for to be socketed by elastic cord, to be riveted or is connected by screw with riveting nut by flange.
4. a kind of filtration for condensing boiler as claimed in claim 1 or 2 and flue gas check device, it is characterized in that, described flue gas check-valves (4) other end is through coarse filtration case (1) relative with air inlet, described air inlet is the outlet of air intake interface box, or is furnished with the pipe outlet of obturator.
5. a kind of filtration for condensing boiler as claimed in claim 1 and flue gas check device, is characterized in that, the periphery of the coarse filtration rack (6) of described coarse filtration case (1) is aluminium section bar; Described coarse filtration case filter screen (7) is made up of stainless steel or nylon material, and the essence of described smart Rose Box (2) is filtered rack (10) and is made up of stainless steel or ordinary carbon steel.
6. a kind of filtration for condensing boiler as claimed in claim 1 and flue gas check device, is characterized in that, the aperture of described coarse filtration case filter screen (7) is 75～360 μ m.
7. a kind of filtration for condensing boiler as described in claim 1,2 or 5 and flue gas check device, is characterized in that, the cross section of described coarse filtration case filter screen (7) is circle, ellipse or polygonized structure.
8. a kind of filtration for condensing boiler as claimed in claim 7 and flue gas check device, it is characterized in that, the smart Rose Box filter screen (10) of described smart Rose Box (2) is cotton or papery, and described smart Rose Box filter screen (10) is that the filter efficiency of the particle of 1～10 μ m is 35%～95% for particle diameter.
9. a kind of filtration for condensing boiler as claimed in claim 8 and flue gas check device, is characterized in that, the cross section of described smart Rose Box filter screen (10) is circle, ellipse or polygonized structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426706.XU CN203990121U (en) | 2014-07-30 | 2014-07-30 | A kind of filtration for condensing boiler and flue gas check device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420426706.XU CN203990121U (en) | 2014-07-30 | 2014-07-30 | A kind of filtration for condensing boiler and flue gas check device |
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| Publication Number | Publication Date |
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| CN203990121U true CN203990121U (en) | 2014-12-10 |
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| CN201420426706.XU Active CN203990121U (en) | 2014-07-30 | 2014-07-30 | A kind of filtration for condensing boiler and flue gas check device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138693A (en) * | 2014-07-30 | 2014-11-12 | 王培勇 | Device for filtering and smoke return stopping of condensation boilers |
-
2014
- 2014-07-30 CN CN201420426706.XU patent/CN203990121U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138693A (en) * | 2014-07-30 | 2014-11-12 | 王培勇 | Device for filtering and smoke return stopping of condensation boilers |
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| C14 | Grant of patent or utility model | ||
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| ASS | Succession or assignment of patent right |
Owner name: SUZHOU TLEP CLIMATE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WANG PEIYONG Effective date: 20150508 Free format text: FORMER OWNER: ZANG SUOCHUN DAI JIUMING Effective date: 20150508 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 223236 HUAIAN, JIANGSU PROVINCE TO: 215124 SUZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150508 Address after: Guo Xiang Street Golden Port Road, Wuzhong Economic Development Zone of Suzhou City, Jiangsu province 215124 No. 77 Building No. 2 building 202 Patentee after: SUZHOU TLEP CLIMATE TECHNOLOGY CO., LTD. Address before: 223236, No. four, No. 44, ying village, song Ji village, Chuzhou District, Jiangsu, Huaian Patentee before: Wang Peiyong Patentee before: Cang Suochun Patentee before: Dai Jiuming |