CN201196482Y - Forced-circulation self-supporting type water heating boiler - Google Patents

Forced-circulation self-supporting type water heating boiler Download PDF

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Publication number
CN201196482Y
CN201196482Y CNU2008200318885U CN200820031888U CN201196482Y CN 201196482 Y CN201196482 Y CN 201196482Y CN U2008200318885 U CNU2008200318885 U CN U2008200318885U CN 200820031888 U CN200820031888 U CN 200820031888U CN 201196482 Y CN201196482 Y CN 201196482Y
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China
Prior art keywords
wall
water
boiler
afterbody
next part
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Expired - Lifetime
Application number
CNU2008200318885U
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Chinese (zh)
Inventor
李俊
张学明
沈解忠
董祖康
潘文龙
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Wuxi Huaguang Boiler Co Ltd
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Wuxi Huaguang Boiler Co Ltd
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Priority to CNU2008200318885U priority Critical patent/CN201196482Y/en
Application granted granted Critical
Publication of CN201196482Y publication Critical patent/CN201196482Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to an enforced circulation self supporting type water boiler. The water boiler which is different from a common combustion device with a supporting and suspending structure can be directly supported on a base only depending on the self structure of the boiler body, and the water boiler occupies little space and has lower manufacturing cost. The water boiler comprises a furnace combustion chamber, a reversing chamber, a tail heating surface, an upper header tank and a lower header tank. The water boiler is characterized in that the furnace combustion chamber, the reversing chamber and the tail heating surface respectively consist of membrane walls and are integrated into a whole; the integrated reversing chamber, tail heating surface, furnace combustion chamber and the upper header tank are directly pressed onto the lower header tank; and the lower header tank is arranged on the foundation.

Description

A kind of forced-circulation self-supporting water heating boiler
(1) technical field
The utility model relates to and is used for residential quarters heating, central heating hot-water boiler, is specially a kind of forced-circulation self-supporting water heating boiler.
(2) background technology
Fragmentary coal-fired arcola is adopted in residential quarters heating in the past usually, and power consumption is high, contaminated environment, and boiler efficiency is low.Reach the needs of " Blue Sky Project ", " clean day engineering " for the needs that satisfy the Chinese national economy sustainable development; minimizing is to the pollution of environment; country actively promotes and adopts central heat supplying; promote the use of high-quality and efficient energy-saving fuel; be beneficial to large-scale fuel oil, the gas-fired water heating boiler of environmental protection; and existing fuel oil, gas-fired water heating boiler, its structure adopts general frame, and the burner hearth of boiler is lifted on described framework.The shortcoming of this structure is exactly that the boiler occupation space is big, and the height in house is had requirement, and frame structure needs extra steel pipe, causes the manufacturing cost of boiler to strengthen.
(3) summary of the invention
The purpose of this utility model is to design a kind of forced-circulation self-supporting water heating boiler, and it is different from general propping up and hangs the combustion apparatus of structure, only needs to rely on the boiler body self structure directly to be bearing on the basis, and occupation space is little, and manufacturing cost is lower.
The technical program is such, it comprises fire box, reversal chamber, back-end surfaces, upper collecting chamber, next part case, it is characterized in that: described fire box, reversal chamber, back-end surfaces are made of membrane wall respectively and are linked as an integral body, the described reversal chamber that is connected as a single entity, back-end surfaces, fire box and upper collecting chamber directly press-fit in described next part case, and described next part case is installed on ground.
It is further characterized in that:
The water circulation system of described hot-water boiler adopts forced circulation in parallel and that series loop combines; In described parallel connection and the series loop, before, back wall next part case respectively with the water-cooling wall of front wall, the rear water wall that is in series, the pipe of having loose bowels, the side wall lower-left collection case that is in series, the left side water-cooling wall, left side water-cooling wall upper collecting chamber and the side wall bottom right collection case that is in series, the right side water-cooling wall, after the series connection of right side water-cooling wall upper collecting chamber more successively with the front-back wall upper collecting chamber, back bag wall, back bag wall next part case series connection, the output one tunnel and afterbody left side wall next part case of back bag wall next part case, wall water-cooling wall series connection back, afterbody left side imports the afterbody convection heating surface, another road and afterbody right-side wall next part case, afterbody right-side wall water-cooling wall series connection back imports the afterbody convection heating surface, and the output of described afterbody convection heating surface is respectively by afterbody left side wall upper collecting chamber, afterbody right-side wall upper collecting chamber connects outlet collection case;
The part that boiler tail bag cooling tube within the walls is corresponding with heated surface at the end of boiler is overlapped in the bracing frame on the boiler bag wall that is positioned at its offside to its end after the boiler internal bending, form neutral gear after the described cooling tube bending, and the steel plate sealing covers described neutral gear; Described steel plate is furnished with the maintenance aperture of door.
Among the said structure of the present utility model, boiler body directly is installed on ground by the next part case of its underpart, has omitted framework, has saved a large amount of steel construction pieces, has lowered metal consumption, and can reduce floor space and factory building height, saves cost of investment; And reversal chamber and convection pass are made of membrane wall, and fuse with burner hearth, make boiler body expansion direction unanimity, thereby make boiler have the better seal performance; And bracing frame is made in the cooling tube bending of furnace wall inside, and is reserved with the expansion clearance between this cooling tube and the furnace wall, has solved expansion and the sealing problem in the original structure; And water circulation system adopts forced circulation, helps controlling heating power deviation and hydraulic deviation, guarantees that the water circulation system of boiler is safe and reliable, makes boiler can adapt to multiple operating conditions such as base load, sharp cutting edge of a knife or a sword load, guarantees that the boiler leaving water temperature is stable.
(4) description of drawings
The structural representation that Fig. 1 looks for the utility model master;
Fig. 2 be in the utility model also, the series circulation system schematic;
Fig. 3 for the A-A of Fig. 1 to the schematic diagram of analysing and observe;
Fig. 4 for also, the series circulation flow chart;
Fig. 5 is heated surface at the end of boiler self-supporting structure sealing and fixing schematic diagram;
The structural representation that Fig. 6 looks for the right side of Fig. 5.
(5) specific embodiment
See Fig. 1, Fig. 2, Fig. 3, the utility model comprises fire box 1, reversal chamber 2, back-end surfaces 16, upper collecting chamber, next part case, fire box 1, reversal chamber 2, back-end surfaces 16 are made of membrane wall respectively and are linked as a whole (see figure 3), the reversal chamber 2 that is connected as a single entity, back-end surfaces 16, fire box 1 and upper collecting chamber directly press-fit in the next part case, the next part case comprises forward and backward wall next part case 4, side wall next part case 7, back bag wall next part case 13, afterbody side wall next part case 14, the next part case is installed on ground.The water circulation system of hot-water boiler adopts forced circulation in parallel and that series loop combines; See Fig. 4, in parallel connection and the series loop, before, back wall next part case 4 respectively with the water-cooling wall 5 of front wall, the rear water wall 6 that is in series, have loose bowels and manage 10, the left side water-cooling wall next part case 7a that is in series, left side water-cooling wall 8a, left side water-cooling wall upper collecting chamber 9a and the right side water-cooling wall next part case 7b that is in series, right side water-cooling wall 8b, after the right side water-cooling wall upper collecting chamber 9b series connection more successively with front-back wall upper collecting chamber 11, back bag wall 12, back bag wall next part case 13 series connection, the output one tunnel of back bag wall next part case 13 and afterbody left side wall next part case 14a, wall water-cooling wall 15a series connection back, afterbody left side imports the afterbody convection heating surface, another road and afterbody right-side wall next part case 14b, afterbody right-side wall water-cooling wall 15b series connection back imports afterbody convection heating surface 16, and the output of afterbody convection heating surface 16 is respectively by afterbody left side wall upper collecting chamber 17a, afterbody right-side wall upper collecting chamber 17b connects outlet collection case 18.Fuel is fully burning in fire box, and the high-temperature flue gas of generation flows through burner hearth successively, the pipe of having loose bowels, afterbody membrane type heating surface and afterbody convection heating surface.See Fig. 5, Fig. 6, boiler tail bag cooling tube 19 within the walls, the cooling tube 19 corresponding with heated surface at the end of boiler 16 is overlapped in the bracing frame 22 on the boiler bag wall that is positioned at its offside to its end after the boiler internal bending, form neutral gear after cooling tube 19 bendings, and steel plate 20 sealings cover neutral gears.Steel plate 20 is furnished with maintenance aperture of door 21.

Claims (5)

1. forced-circulation self-supporting water heating boiler, it comprises fire box, reversal chamber, back-end surfaces, upper collecting chamber, next part case, it is characterized in that: described fire box, reversal chamber, back-end surfaces are made of membrane wall respectively and are linked as an integral body, the described reversal chamber that is connected as a single entity, back-end surfaces, fire box and upper collecting chamber directly press-fit in described next part case, and described next part case is installed on ground.
2. according to the described a kind of forced-circulation self-supporting water heating boiler of claim 1, it is characterized in that: the water circulation system of described hot-water boiler adopts forced circulation in parallel and that series loop combines.
3. according to the described a kind of forced-circulation self-supporting water heating boiler of claim 2, it is characterized in that: in described parallel connection and the series loop, before, back wall next part case respectively with the water-cooling wall of front wall, the rear water wall that is in series, the pipe of having loose bowels, the side wall lower-left collection case that is in series, the left side water-cooling wall, left side water-cooling wall upper collecting chamber and the side wall bottom right collection case that is in series, the right side water-cooling wall, after the series connection of right side water-cooling wall upper collecting chamber more successively with the front-back wall upper collecting chamber, back bag wall, back bag wall next part case series connection, the output one tunnel and afterbody left side wall next part case of back bag wall next part case, wall water-cooling wall series connection back, afterbody left side imports the afterbody convection heating surface, another road and afterbody right-side wall next part case, afterbody right-side wall water-cooling wall series connection back imports the afterbody convection heating surface, and the output of described afterbody convection heating surface is respectively by afterbody left side wall upper collecting chamber, afterbody right-side wall upper collecting chamber connects outlet collection case.
4. according to the described a kind of forced-circulation self-supporting water heating boiler of claim 3, it is characterized in that: the part that boiler tail bag cooling tube within the walls is corresponding with heated surface at the end of boiler is overlapped in the bracing frame on the boiler bag wall that is positioned at its offside to its end after the boiler internal bending, form neutral gear after the described cooling tube bending, the steel plate sealing covers described neutral gear.
5. according to the described a kind of forced-circulation self-supporting water heating boiler of claim 4, it is characterized in that: described steel plate is furnished with the maintenance aperture of door.
CNU2008200318885U 2008-02-04 2008-02-04 Forced-circulation self-supporting type water heating boiler Expired - Lifetime CN201196482Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200318885U CN201196482Y (en) 2008-02-04 2008-02-04 Forced-circulation self-supporting type water heating boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200318885U CN201196482Y (en) 2008-02-04 2008-02-04 Forced-circulation self-supporting type water heating boiler

Publications (1)

Publication Number Publication Date
CN201196482Y true CN201196482Y (en) 2009-02-18

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Application Number Title Priority Date Filing Date
CNU2008200318885U Expired - Lifetime CN201196482Y (en) 2008-02-04 2008-02-04 Forced-circulation self-supporting type water heating boiler

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101504189B (en) * 2008-02-04 2012-10-31 无锡华光锅炉股份有限公司 Forced-circulation self-supporting water heating boiler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101504189B (en) * 2008-02-04 2012-10-31 无锡华光锅炉股份有限公司 Forced-circulation self-supporting water heating boiler

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20090218

Effective date of abandoning: 20080204

RGAV Abandon patent right to avoid regrant