CN209042749U - Hot-water boiler - Google Patents
Hot-water boiler Download PDFInfo
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- CN209042749U CN209042749U CN201821852349.8U CN201821852349U CN209042749U CN 209042749 U CN209042749 U CN 209042749U CN 201821852349 U CN201821852349 U CN 201821852349U CN 209042749 U CN209042749 U CN 209042749U
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- combustion chamber
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- return combustion
- tube sheet
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Abstract
The utility model relates to boiler plant fields, in particular to hot-water boiler；It includes boiler body, flue, return combustion chamber, discharging device, water outlet pipe and smoke pipe；Flue is set to the inside of boiler body, return combustion chamber is set to one end of flue, and the junction of return combustion chamber and flue has return combustion chamber front tube sheet, discharging device is connect with return combustion chamber front tube sheet, discharging device and return combustion chamber front tube sheet form the first water chamber, the first end of water outlet pipe is connected to discharging device, the second end of water outlet pipe stretches out boiler body, one end of smoke pipe passes through discharging device and connect with return combustion chamber front tube sheet, there is the first gap between the side of smoke pipe and discharging device far from return combustion chamber front tube sheet, its flowing that can effectively utilize the medium in boiler, enhance effective cooling of return combustion chamber front tube sheet, reduce the generation of crackle on return combustion chamber front tube sheet, the service life of prolonged boiler.
Description
Technical field
The utility model relates to boiler plant fields, in particular to hot-water boiler.
Background technique
Shelled hot water boiler is commonly available to civil heating, domestic hot-water and industrial production etc..
The return combustion chamber front tube sheet for the shell hot water boiler that the relevant technologies provide is in temperature for a long time and is up to 1000 DEG C
A fairly large number of two return smoke pipe is disposed in high-temperature flue gas heat radiation environment, and on return combustion chamber front tube sheet, so that before return combustion chamber
It is multinomial that tube sheet is in thermal (temperature difference) stress after the compression of medium in furnace, the expansive force for the smoke collecting tube that is connected and heating temperature rise etc.
Under the collective effect of alternate stress, it is easy to produce crackle, to cause corresponding safety accident, shortens the service life of boiler.
Utility model content
The purpose of this utility model is to provide a kind of hot-water boilers, can effectively utilize the stream of the medium in boiler
It is dynamic, enhance effective cooling of return combustion chamber front tube sheet, reduce the generation of crackle on return combustion chamber front tube sheet, prolonged boiler uses the longevity
Life.
The embodiments of the present invention are achieved in that
A kind of hot-water boiler comprising boiler body, flue, return combustion chamber, discharging device, water outlet pipe and smoke pipe；Flue
It is set to the inside of boiler body, return combustion chamber is set to one end of flue, and the junction of return combustion chamber and flue has return combustion chamber
Front tube sheet, discharging device are connect with return combustion chamber front tube sheet, the first water chamber are formed between discharging device and return combustion chamber front tube sheet, out
The first end of water adapter tube is connected to discharging device, and the second end of water outlet pipe stretches out boiler body, and one end of smoke pipe passes through water outlet
Device is connect with return combustion chamber front tube sheet, has the first gap between the side of smoke pipe and discharging device far from return combustion chamber front tube sheet.
In the utility model preferred embodiment:
Above-mentioned discharging device includes orifice plate and top plate member, and orifice plate and return combustion chamber front tube sheet relative spacing are arranged, and top plate
Component is connected to orifice plate and return combustion chamber front tube sheet simultaneously, has between second between orifice plate one end and flue far from top plate member
Gap, the first through hole that smoke pipe passes through orifice plate are connect with return combustion chamber front tube sheet, and have the first gap between smoke pipe and first through hole,
Orifice plate, flue, return combustion chamber front tube sheet and top plate member, which are enclosed, is set as the first water chamber, and top plate member has to be connected to the first water chamber
The second water chamber, water outlet pipe is connected to the second water chamber.
In the utility model preferred embodiment:
Above-mentioned top plate member includes interior coaming plate, peripheral board and arc plate, and interior coaming plate is connected to orifice plate and return combustion chamber front tube simultaneously
Plate, arc plate and orifice plate relative spacing are arranged, and the side of arc plate is connect with interior coaming plate, and peripheral board connects arc plate simultaneously and encloses far from interior
The side of plate and orifice plate；Orifice plate, interior coaming plate, arc plate and peripheral board, which enclose, is set as the second water chamber, and interior coaming plate offers the second through-hole,
The first water chamber to be connected to the second water chamber, water outlet pipe is set to peripheral board.
In the utility model preferred embodiment:
The above-mentioned axial direction along flue, the width of the width of the second water chamber less than the first water chamber.
In the utility model preferred embodiment:
Above-mentioned orifice plate is arc panel, and orifice plate has opposite first side and second side, and first side is arc chimb,
Second side is arc concave edge, and first side is connect with interior coaming plate, and second side is arranged along the periphery of flue and flue interval.
In the utility model preferred embodiment:
The above-mentioned circumferential direction along first side, interior coaming plate are provided at least two second through-holes.
In the utility model preferred embodiment:
The above-mentioned axial direction along flue, interior coaming plate are provided at least two second through-holes.
In the utility model preferred embodiment:
Above-mentioned interior coaming plate and return combustion chamber front tube sheet weld.
In the utility model preferred embodiment:
Above-mentioned interior coaming plate and orifice plate weld.
In the utility model preferred embodiment:
Above-mentioned smoke pipe and return combustion chamber front tube sheet weld.
The beneficial effect of the hot-water boiler of the utility model embodiment is:
Hot-water boiler provided by the embodiment of the utility model includes boiler body, flue, return combustion chamber, discharging device, water outlet
Adapter tube and smoke pipe；Flue is set to the inside of boiler body, and return combustion chamber is set to one end of flue, and the company of return combustion chamber and flue
Meeting place has return combustion chamber front tube sheet, and discharging device connect with return combustion chamber front tube sheet, discharging device and the formation of return combustion chamber front tube sheet the
The first end of one water chamber, water outlet pipe is connected to discharging device, the second end stretching boiler body of water outlet pipe, and the one of smoke pipe
End is connect across discharging device with return combustion chamber front tube sheet, and smoke pipe and discharging device have between the side far from return combustion chamber front tube sheet
First gap；There is the storage chamber for storing furnace water, and the furnace water energy in storage chamber is enough from cigarette between boiler body and flue
The first gap between pipe and discharging device flows into the first water chamber of discharging device, and the medium in the first water chamber can
It is contacted with return combustion chamber front tube sheet, and the water energy in the first water chamber is enough from the water outlet pipe being connected to discharging device outflow, makes
The medium obtained in boiler body can flow in the first water chamber, and the medium along the flowing of set direction can be cooled effectively back
Room front tube sheet is fired, to reduce the generation of crackle on return combustion chamber front tube sheet, the accidents such as leak is reduced and occurs, the use of prolonged boiler
Service life.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the partial sectional view of hot-water boiler in the utility model embodiment；
Fig. 2 is the enlarged drawing in Fig. 1 at II；
Fig. 3 is the structural schematic diagram at the first visual angle of discharging device in the utility model embodiment；
Fig. 4 is the schematic diagram of arc plate in the utility model embodiment；
Fig. 5 is the structural schematic diagram at the second visual angle of discharging device in the utility model embodiment；
Fig. 6 is the structural schematic diagram of interior coaming plate in the utility model embodiment.
Icon: 010- hot-water boiler；100- boiler body；200- flue；300- return combustion chamber；400- discharging device；500-
Water outlet pipe；600- smoke pipe；310- return combustion chamber front tube sheet；The first water chamber of 401-；The first gap 601-；410- orifice plate；420-
Top plate member；The second gap 602-；The second water chamber of 402-；411- first through hole；Coaming plate in 421-；422- peripheral board；423-
Arc plate；The second through-hole of 424-；The first side 412-；The second side 413-.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it should be noted that the instruction such as term " on ", "lower", "inner", "outside"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product use when it is usual
The orientation or positional relationship put, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this reality
With novel limitation.In addition, term " first ", " second ", " third " etc. be only used for distinguish description, and should not be understood as instruction or
Imply relative importance.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art
Language " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
Referring to Fig.1 and 2, be Horizontal IC Shell Type Hot-Water Boilers the present embodiment provides a kind of hot-water boiler 010,
It includes boiler body 100, flue 200, return combustion chamber 300, discharging device 400, water outlet pipe 500 and smoke pipe 600, wherein furnace
Gallbladder 200 is set to the inside of boiler body 100, and return combustion chamber 300 is set to one end of flue 200, and return combustion chamber 300 and flue
200 junction has return combustion chamber front tube sheet 310, and above-mentioned discharging device 400 is connect with return combustion chamber front tube sheet 310, discharging device
The first water chamber 401 is formed between 400 and return combustion chamber front tube sheet 310, the first end and discharging device 400 of water outlet pipe 500 connect
Logical, the second end of water outlet pipe 500 stretches out boiler body 100, before one end of smoke pipe 600 passes through discharging device 400 and return combustion chamber
Tube sheet 310 connects, and has the first gap 601 between the side of smoke pipe 600 and discharging device 400 far from return combustion chamber front tube sheet 310.
It should be noted that 100 accumbency of boiler body in the present embodiment is arranged, flue 200 is set to boiler body 100
Lower part, and the axis of flue 200 and the axis of boiler body 100 are arranged in parallel, i.e., the length of flue 200 is along boiler body
100 axially extending, the storage chamber of formation storage furnace water, time being connect with flue 200 between flue 200 and boiler body 100
Combustion room 300 is extending at least partially into above-mentioned storage chamber, and above-mentioned return combustion chamber front tube sheet 310 is set to return combustion chamber 300 and protrudes into storage
The part of chamber, the smoke pipe 600 connecting with return combustion chamber front tube sheet 310 are located in storage chamber；Water outlet pipe 500 in the present embodiment is used
In connecting the medium circulation pipeline outside the boiler body 100, which includes water pump, and pipeloop connects far from water outlet
The other end of pipe 500 is connected to boiler body 100, to realize circulating for medium.
When the hot-water boiler 010 when in use, medium in storage chamber passes through between smoke pipe 600 and discharging device 400
First gap 601 flows into the first water chamber 401 of discharging device 400, so that return combustion chamber front tube sheet 310 can be with hot-water boiler
Media contact in 010, and the medium in the first water chamber 401 can flow to outside hot-water boiler 010 by water outlet pipe 500
Pipeloop, so, medium in boiler body 100 has centainly stable flow direction, and can flow through back
Room front tube sheet 310 is fired, so as to cool down using the medium in boiler body 100 to return combustion chamber front tube sheet 310, to subtract
Few return combustion chamber front tube sheet 310 is cracked, with the service life of prolonged boiler.
Referring to figure 3., the discharging device 400 of the present embodiment include orifice plate 410 and top plate member 420, orifice plate 410 with it is above-mentioned
The setting of 310 relative spacing of return combustion chamber front tube sheet, and top plate member 420 connects orifice plate 410 and return combustion chamber front tube sheet 310, hole simultaneously
There is the second gap 602 (as shown in Figure 2), smoke pipe 600 between plate 410 one end and above-mentioned flue 200 far from top plate member 420
First through hole 411 across orifice plate 410 is connect with return combustion chamber front tube sheet 310, and is had between smoke pipe 600 and first through hole 411
The internal diameter for the first through hole 411 that the first above-mentioned gap 601 (as shown in Figure 2), the i.e. orifice plate 410 of the present embodiment are arranged is greater than cigarette
The outer diameter of pipe 600, so that smoke pipe 600 passes through after first through hole 411 connect with return combustion chamber front tube sheet 310, smoke pipe 600 and first leads to
Above-mentioned first gap 601, above-mentioned orifice plate 410, flue 200, return combustion chamber front tube sheet 310 and top plate member 420 are formed between hole 411
Between surround above-mentioned first water chamber 401, and top plate member 420 has the second water chamber 402, the second water chamber 402 and first
Water chamber 401 is connected to, and above-mentioned water outlet pipe 500 is connected to the second water chamber 402.
When the hot-water boiler 010 when in use, be stored in the medium of boiler body 100 by smoke pipe 600 and first through hole
Gap between 411 flows into the first water chamber 401 of discharging device 400, so that return combustion chamber front tube sheet 310 can be with hot-water boiler
Media contact in 010, and the medium in the first water chamber 401 can flow into the second water chamber 402 of top plate member 420,
And water outlet pipe 500 is flowed into from the second water chamber 402, so, the furnace water energy in boiler body 100 enough utilizes discharging device
400 according to followed by the first water chamber 401, the second water chamber 402 and water outlet pipe 500, and is constantly recycled, can be with
It is efficiently cooled the return combustion chamber front tube sheet 310 being arranged with 410 relative spacing of orifice plate under the action of the medium of flowing, subtracts
Few return combustion chamber front tube sheet 310 cracks, and extends the service life of the hot-water boiler 010.
Referring to figure 3. and Fig. 4, the top plate member 420 of the present embodiment include interior coaming plate 421, peripheral board 422 and arc plate 423,
Wherein, interior coaming plate 421 is connected to orifice plate 410 and return combustion chamber front tube sheet 310 simultaneously, and arc plate 423 is set with 410 relative spacing of orifice plate
It sets, and the side of arc plate 423 is connect with interior coaming plate 421, peripheral board 422 connects side of the arc plate 423 far from interior coaming plate 421 simultaneously
With orifice plate 410；Above-mentioned orifice plate 410, interior coaming plate 421, arc plate 423 and peripheral board 422, which enclose, is set as above-mentioned second water chamber 402, hole
Plate 410, interior coaming plate 421, return combustion chamber front tube sheet 310 and flue 200 surround above-mentioned first water chamber 401, and above-mentioned interior coaming plate 421 is opened
Equipped with the second through-hole 424, by the second through-hole 424 so that the first water chamber 401 is connected to the second water chamber 402, above-mentioned water outlet
Adapter tube 500 is set to peripheral board 422, and water outlet pipe 500 is connected to the second water chamber 402.Into Jie of the first water chamber 401
Matter flows into the second water chamber 402 by the second through-hole 424 that interior coaming plate 421 opens up, and can make Jie stored in boiler body 100
The flow path of matter is more stable, further to improve the cooling effect of return combustion chamber front tube sheet 310.
Further, along the axial direction of flue 200, the width of the width of above-mentioned second water chamber 402 less than the first water chamber 401
Degree, still further, along the radial direction of boiler body 100, the width of the second water chamber 402 less than the first water chamber 401 width,
So, the volume of the second water chamber 402 less than the first water chamber 401 volume, when the medium in the first water chamber 401 has
When certain amount of storage, medium further flows into the second water chamber 402, so that medium has more group in the flowing of discharging device 400
Knitting property, to return combustion chamber front tube sheet 310 cooling effect more preferably.
Further, referring to figure 5., the orifice plate 410 of the present embodiment is arc panel, and orifice plate 410 has the first opposite side
Side 412 and second side 413, first side 412 be arc chimb, second side 413 be arc concave edge, first side 412 with
Above-mentioned interior coaming plate 421 connects, and second side 413 is arranged along the periphery of flue 200 and the interval of flue 200；It sets orifice plate 410 to
Arc panel can be such that orifice plate 410 is arranged around the periphery of flue 200, so that the furnace water energy in boiler body 100 is enough stable from hole
Gap between plate 410 and flue 200 enters the first water chamber 401, effectively cools down return combustion chamber front tube sheet 310.
It should be noted that the interior coaming plate 421 and peripheral board 422 of the present embodiment are arc panel, and interior coaming plate 421 and hole
The side that plate 410 connects, crooked radian are identical as the crooked radian of 410 first side 412 of orifice plate.
Referring to figure 3. and Fig. 6, the circumferential direction along first side 412, interior coaming plate 421 are provided at least two second through-holes
424；Further, along the axial direction of flue 200, interior coaming plate 421 is provided at least two second through-holes 424；It is arranged multiple second
The medium that through-hole 424 is conducive in the first water chamber 401 flows to the second water chamber 402.
Interior coaming plate 421 and return combustion chamber front tube sheet 310 in the present embodiment weld, and interior coaming plate 421 is welded with orifice plate 410, cigarette
Pipe 600 and return combustion chamber front tube sheet 310 weld, and peripheral board 422 and orifice plate 410 weld, and peripheral board 422 and arc plate 423 weld；It is optional
, in other embodiments, orifice plate 410, interior coaming plate 421, peripheral board 422 and arc plate 423 can be integrally formed.
It should be noted that other structures, working principle of hot-water boiler 010 of the present embodiment etc. with it is in the prior art
Horizontal shell hot-water boiler is similar, and details are not described herein.
When in use, the furnace water energy in boiler body 100 is enough from 601 He of the first gap for the hot-water boiler 010 of the present embodiment
Second gap 602 flows into the first water chamber 401 of discharging device 400, subsequently into the second water chamber 402, and by with second
The water outlet pipe 500 that water chamber 402 is connected to flows into the pipeloop outside boiler body 100, i.e. medium in boiler body 100
Crackle is reduced effectively to cool down return combustion chamber front tube sheet 310 with certain stable, organized flow direction, extends and uses
Service life.
In conclusion the beneficial effect of the hot-water boiler of the utility model is:
There is the storage chamber for storing furnace water, and the furnace in storage chamber between the boiler body and flue of the hot-water boiler
Enough the first gaps between smoke pipe and discharging device of water energy flow into the first water chamber of discharging device, and in the first water chamber
Medium can be contacted with return combustion chamber front tube sheet, and the water energy in the first water chamber is enough connects from the water outlet being connected to discharging device
Pipe outflow, enables the medium in boiler body to flow in the first water chamber, and the medium along the flowing of set direction can have
The cooling return combustion chamber front tube sheet in effect ground reduces the accidents such as leak and occurs, extend to reduce the generation of crackle on return combustion chamber front tube sheet
The service life of boiler.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of hot-water boiler, which is characterized in that including boiler body, flue, return combustion chamber, discharging device, water outlet pipe and cigarette
Pipe；
The flue is set to the inside of the boiler body, and the return combustion chamber is set to one end of the flue, and described time
The junction for firing room and the flue has return combustion chamber front tube sheet,
The discharging device is connect with the return combustion chamber front tube sheet, is formed between the discharging device and the return combustion chamber front tube sheet
First water chamber, the first end of the water outlet pipe are connected to the discharging device, and the second end of the water outlet pipe stretches out institute
Boiler body is stated,
One end of the smoke pipe passes through the discharging device and connect with the return combustion chamber front tube sheet, and the smoke pipe and the water outlet fill
Setting has the first gap between the side far from the return combustion chamber front tube sheet.
2. hot-water boiler according to claim 1, which is characterized in that the discharging device includes orifice plate and top plate member,
The orifice plate and the return combustion chamber front tube sheet relative spacing are arranged, and the top plate member is connected to the orifice plate and described simultaneously
Return combustion chamber front tube sheet has the second gap, the cigarette between the orifice plate one end and the flue far from the top plate member
Pipe is connect across the first through hole of the orifice plate with the return combustion chamber front tube sheet, and is had between the smoke pipe and the first through hole
There is first gap, the orifice plate, the flue, the return combustion chamber front tube sheet and the top plate member enclose and be set as described first
Water chamber, the top plate member have the second water chamber for be connected to first water chamber, the water outlet pipe and described the
The connection of two water chambers.
3. hot-water boiler according to claim 2, which is characterized in that the top plate member include interior coaming plate, peripheral board and
Arc plate, the interior coaming plate is connected to the orifice plate and the return combustion chamber front tube sheet simultaneously, between the arc plate is opposite with the orifice plate
Every setting, the side of the arc plate is connect with the interior coaming plate, and the peripheral board connects the arc plate far from described interior simultaneously
The side of coaming plate and the orifice plate；The orifice plate, the interior coaming plate, the arc plate and the peripheral board, which enclose, to be set as described second and deposits
Water cavity, the interior coaming plate offer the second through-hole, first water chamber are connected to second water chamber, the water outlet
Adapter tube is set to the peripheral board.
4. hot-water boiler according to claim 3, which is characterized in that along the axial direction of the flue, second water chamber
Width be less than first water chamber width.
5. hot-water boiler according to claim 3, which is characterized in that the orifice plate is arc panel, and the orifice plate has phase
Pair first side and second side, the first side be arc chimb, the second side be arc concave edge, described first
Side is connect with the interior coaming plate, and the second side is arranged along the periphery of the flue and the flue interval.
6. hot-water boiler according to claim 5, which is characterized in that the circumferential direction along the first side, the interior coaming plate
It is provided at least two second through-holes.
7. hot-water boiler according to claim 6, which is characterized in that along the axial direction of the flue, the interior coaming plate setting
There are at least two second through-holes.
8. hot-water boiler according to claim 3, which is characterized in that the interior coaming plate and the return combustion chamber front tube sheet weld
It connects.
9. hot-water boiler according to claim 3, which is characterized in that the interior coaming plate and the orifice plate weld.
10. hot-water boiler according to claim 1, which is characterized in that the smoke pipe and the return combustion chamber front tube sheet weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852349.8U CN209042749U (en) | 2018-11-09 | 2018-11-09 | Hot-water boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821852349.8U CN209042749U (en) | 2018-11-09 | 2018-11-09 | Hot-water boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209042749U true CN209042749U (en) | 2019-06-28 |
Family
ID=67041530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821852349.8U Active CN209042749U (en) | 2018-11-09 | 2018-11-09 | Hot-water boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209042749U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322311A (en) * | 2021-12-30 | 2022-04-12 | 江西方德能源环境工程有限公司 | Be used for gas boiler maintenance incrustation scale treatment facility |
-
2018
- 2018-11-09 CN CN201821852349.8U patent/CN209042749U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114322311A (en) * | 2021-12-30 | 2022-04-12 | 江西方德能源环境工程有限公司 | Be used for gas boiler maintenance incrustation scale treatment facility |
| CN114322311B (en) * | 2021-12-30 | 2023-03-28 | 江西方德能源环境工程有限公司 | Be used for gas boiler maintenance incrustation scale treatment facility |
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Address after: No. 21, Chuangye West Road, Xinbei District, Changzhou City, Jiangsu Province, 212300 Patentee after: Desen (Changzhou) Energy Equipment Co.,Ltd. Address before: 213001 21 Chuang Chuang Road, Xinbei District, Changzhou, Jiangsu Patentee before: DEVOTION (CHANGZHOU) BOILER Co.,Ltd. |