CN209325739U - Gas-fired condensing boiler - Google Patents
Gas-fired condensing boiler Download PDFInfo
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- CN209325739U CN209325739U CN201822268136.7U CN201822268136U CN209325739U CN 209325739 U CN209325739 U CN 209325739U CN 201822268136 U CN201822268136 U CN 201822268136U CN 209325739 U CN209325739 U CN 209325739U
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- boiler
- boiler shell
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Abstract
The utility model discloses gas-fired condensing boilers, it includes boiler shell, and burner, combustion chamber, threaded flue, energy-saving appliance and the first connecting tube are provided on boiler shell；It is connected with reservoir on the bottom surface of boiler shell, is connected with vibration means for main pipe for supplying water on reservoir；It is connected with the first water supply branch pipe and the second water supply branch pipe of the first gate valve of band on vibration means for main pipe for supplying water, is provided with the second gate valve and water inlet pipe on the second water supply branch pipe；It is provided with outlet pipe on energy-saving appliance, is provided with check-valves on outlet pipe；It is provided with condenser on the top surface of boiler shell, flue gas inlet pipe is provided between condenser and energy-saving appliance；The side of flue gas inlet pipe is provided with the second connecting tube of the second safety corner valve of band, and the steam outlet pipe of carrying vapour gate valve is provided between the second connecting tube and condenser.The utility model can not only improve energy-saving effect, also have the advantages that long service life, work efficiency is high, easy to use, good effect of heat exchange, structural strength are good and it is convenient to overhaul.
Description
Technical field
The utility model relates to a kind of gas fired-boilers, especially gas-fired condensing boiler.
Background technique
Boiler is a kind of common energy conversion, will be in the chemical energy or industrial production that release after fuel combustion
High-temperature flue gas thermal energy, the water in boiler is transferred energy to by diabatic process, make water absorb heat after become high-temperature water or tool
There is the steam of certain thermal energy.
And traditional boiler is during the work time, the flue gas that burning generates in boiler be directly be discharged by chimney, but
Since the temperature of discharge flue gas is higher, and a large amount of vapor in an overheated state are carry in flue gas, so that a large amount of heat
It emits, heating can not be used in, energy-saving effect is poor；And traditional boiler is all horizontally or vertically to be arranged
, this makes in combustion, the high-temperature flue gas of generation can the back tube sheet to boiler directly washed away so that for a long time
After work, the back tube sheet damage of boiler is more serious, and service life is shorter.Therefore, there is energy-saving effects for existing gas fired-boiler
The poor and shorter problem of service life.
Utility model content
The purpose of the utility model is to provide a kind of gas-fired condensing boilers.The utility model can not only improve energy conservation
Effect also has the advantages that long service life.
The technical solution of the utility model includes: gas-fired condensing boiler, including boiler shell, it is arranged on the one side of boiler shell
There is burner；Eccentric setting combuster in boiler shell, combustion chamber are connect with burner；Combustion chamber is close to burner one end
Threaded flue is provided on top surface, one end of threaded flue is connected with energy-saving appliance, and energy-saving appliance is arranged on the side of boiler shell；
Combustion chamber is provided with the first connecting tube on the top surface far from burner one end, the first safety corner valve is provided in the first connecting tube；
It is connected with reservoir on the bottom surface of the boiler shell, vibration means for main pipe for supplying water is connected on reservoir, is connected with and draws water on vibration means for main pipe for supplying water
Pump；The end of vibration means for main pipe for supplying water is connected with the first water supply branch pipe, and one end of the first water supply branch pipe is connect with energy-saving appliance, the first water supply branch
The first gate valve is provided on pipe；The side of first water supply branch pipe is provided with the second water supply branch pipe, is provided on the second water supply branch pipe
Second gate valve；The end of second water supply branch pipe is connected with water inlet pipe, and one end of water inlet pipe is connected to boiler shell；The energy-saving appliance
One side on be provided with outlet pipe, one end of outlet pipe is connected to water inlet pipe, and check-valves is provided on outlet pipe；The boiler
It is provided with condenser on the top surface of shell, flue gas inlet pipe is provided between condenser and energy-saving appliance；The side of flue gas inlet pipe is arranged
There is the second connecting tube, the second safety corner valve is provided in the second connecting tube；Steam is provided between second connecting tube and condenser
Outlet pipe is provided with steam gate valve in steam outlet pipe.
In gas-fired condensing boiler above-mentioned, the side wall of the combustion chamber is corrugated；Between the combustion chamber and burner
It is provided with flame outlet pipe, is provided with insulating layer on the outer wall of flame outlet pipe.
In gas-fired condensing boiler above-mentioned, regulation pipe is connected on the flue gas inlet pipe, the end of regulation pipe is provided with stream
Fast sensor is provided with triple valve at the position that regulation pipe is connect with flue gas inlet pipe.
In gas-fired condensing boiler above-mentioned, multiple equally distributed supports are provided on two lateral surfaces of the reservoir
Bar, one end of each support rod are connect with the side of boiler shell.
In gas-fired condensing boiler above-mentioned, the serpentine-like pipe structure of the connecting tube of the inside of the energy-saving appliance and condenser.
In gas-fired condensing boiler above-mentioned, it is equipped at the position of respective combustion chamber one end on the one side of the boiler shell
Access hole is rotatably equipped with protective door on access hole；Sealing ring is provided between protective door and access hole.
Compared with prior art, the utility model improves existing gas fired-boiler, by boiler shell bias set
It is equipped with combustion chamber, is provided with energy-saving appliance and condenser on boiler shell, during gas fired-boiler burning, can be produced in combustion chamber
Raw a large amount of flue gas, since combustion chamber is in eccentric setting, so that the rear pipe that the flue gas generated will not quickly directly to combustion chamber
Plate is washed away, and so as to reduce the abrasion to back tube sheet, extends service life；The high-temperature flue gas meeting generated in combustion chamber
The high-temperature flue gas for first passing through threaded flue to enter in energy-saving appliance, and entering threaded flue is returned to carry out first time prior to the water in boiler
The heat exchange of journey；Then flue gas enters the heat exchange that energy-saving appliance carries out the second backhaul, and the heat at energy-saving appliance exchange can be with
It is preheated into the boiler water in energy-saving appliance, so that the initial temperature of boiler water is improved, to accelerate the rate of steam generation,
It improves work efficiency；Finally the flue gas after energy-saving appliance exchanges heat carries out further heat exchange cooling by condenser, then
Low-temperature flue gas is discharged from chimney, by the heat exchange of three backhauls, most of heat in flue gas is recycled and is used for
In heating, rate of heat exchange is not only increased, additionally it is possible to improve energy-saving effect；By the way that the water in reservoir is passed through the in suction pump
One water supply branch pipe and the second water supply branch pipe, are respectively fed in energy-saving appliance and boiler shell, thus improving boiler water initial temperature
While, it can also guarantee that the water capacity in boiler is enough, is convenient to use；Meanwhile by the way that the first connecting tube and second is arranged
It is respectively arranged with the first safety corner valve and the second safety corner valve in connecting tube, the first connecting tube and the second connecting tube, so as to
Detection control is carried out to the intracorporal pressure value of boiler shell and the indoor pressure value of burning, increases safety.In addition, this is practical
Novel corrugated by the way that the side wall of combustion chamber to be arranged, one facilitates using corrugated and extenuates to the flow velocity of flue gas, from
And reduce impact of the flue gas to combustion chamber；On the other hand by undulatory design, to increase boiler water and combustion chamber side
Contact area between wall, to further improve heat exchange efficiency；By being provided with insulating layer on the outer wall of flame outlet pipe,
It can guarantee the temperature of flame；By being provided with regulation pipe between flue gas inlet pipe and condenser, flow velocity is provided in regulation pipe
Sensor and triple valve are detected and are adjusted to the flue gas flow rate passed through in regulation pipe using flow sensor and triple valve,
Flue gas flow rate shakiness is prevented, smoke effect is influenced, has further facilitated use；By between reservoir and boiler shell
Multiple support rods are provided with, to increase structural strength；By the way that access hole, access hole are arranged on the one side of boiler shell
On be provided with protective door, sealing ring is provided between protective door and maintenance building, so as in the leakproofness for guaranteeing boiler internal
While good, additionally it is possible to convenient to overhaul.Therefore, the utility model can not only improve energy-saving effect, also have long service life,
Work efficiency is high, easy to use, good effect of heat exchange, structural strength are good and overhauls convenient advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of boiler shell；
Fig. 3 is the side view of boiler shell；
Fig. 4 is the partial enlarged view in Fig. 1 at A；
Fig. 5 is the partial enlarged view in Fig. 3 at B.
The label in accompanying drawing is: 1- boiler shell, 2- burner, the combustion chamber 3-, 4- threaded flue, 5- energy-saving appliance, 6-
One connecting tube, the first safety corner valve of 7-, 8- reservoir, 9- vibration means for main pipe for supplying water, 10- suction pump, 11- the first water supply branch pipe, 12- first
Gate valve, 13- the second water supply branch pipe, the second gate valve of 14-, 15- water inlet pipe, 16- outlet pipe, 17- check-valves, 18- condenser, 19-
Flue gas inlet pipe, the second connecting tube of 20-, the second safety corner valve of 21-, 22- steam outlet pipe, 23- steam gate valve, 24- flame outlet pipe,
25- insulating layer, 26- regulation pipe, 27- flow sensor, 28- triple valve, 29- support rod, 30- access hole, 31- protective door, 32-
Sealing ring.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment.Gas-fired condensing boiler is constituted as shown in Fig. 1 to 5, including boiler shell 1, the one side of boiler shell 1
On be provided with burner 2；Eccentric setting combuster 3 in boiler shell 1, combustion chamber 3 are connect with burner 2；Combustion chamber 3 is close
Threaded flue 4 is provided on the top surface of 2 one end of burner, one end of threaded flue 4 is connected with energy-saving appliance 5, and the setting of energy-saving appliance 5 exists
On the side of boiler shell 1；Combustion chamber 3 is provided with the first connecting tube 6, the first connecting tube 6 on the top surface far from 2 one end of burner
On be provided with the first safety corner valve 7；It is connected with reservoir 8 on the bottom surface of the boiler shell 1, water supply is connected on reservoir 8
9 are responsible for, is connected with suction pump 10 on vibration means for main pipe for supplying water 9；The end of vibration means for main pipe for supplying water 9 is connected with the first water supply branch pipe 11, and first supplies water
One end of branch pipe 11 is connect with energy-saving appliance 5, and the first gate valve 12 is provided on the first water supply branch pipe 11；The one of first water supply branch pipe 11
Side is provided with the second water supply branch pipe 13, and the second gate valve 14 is provided on the second water supply branch pipe 13；The end of second water supply branch pipe 13
It is connected with water inlet pipe 15, one end of water inlet pipe 15 is connected to boiler shell 1；Water outlet is provided on the one side of the energy-saving appliance 5
One end of pipe 16, outlet pipe 16 is connected to water inlet pipe 15, and check-valves 17 is provided on outlet pipe 16；The top of the boiler shell 1
It is provided with condenser 18 on face, flue gas inlet pipe 19 is provided between condenser 18 and energy-saving appliance 5；The side of flue gas inlet pipe 19 is arranged
There is the second connecting tube 20, the second safety corner valve 21 is provided in the second connecting tube 20；Between second connecting tube 20 and condenser 18
It is provided with steam outlet pipe 22, steam gate valve 23 is provided in steam outlet pipe 22.
The side wall of the combustion chamber 3 is corrugated；Flame outlet pipe 24 is provided between the combustion chamber 3 and burner 2, fire
Insulating layer 25 is provided on the outer wall of flame outlet pipe 24；Regulation pipe 26, the end of regulation pipe 26 are connected on the flue gas inlet pipe 19
It is provided with flow sensor 27, triple valve 28 is provided at the position that regulation pipe 26 is connect with flue gas inlet pipe 19；The reservoir 8
Two lateral surfaces on be provided with multiple equally distributed support rods 29, one end of each support rod 29 with boiler shell 1
Side connection；The serpentine-like pipe structure of the connecting tube of the inside of the energy-saving appliance 5 and condenser 18；The side of the boiler shell 1
Access hole 30 is equipped on face at the position of 3 one end of respective combustion chamber, is rotatably equipped with protective door 31 on access hole 30；Protective door 31
Sealing ring 32 is provided between access hole 30.
Working principle: for boiler when being worked, first starting suction pump 10 can will be in reservoir 8 after suction pump 10 starts
Water be sent into vibration means for main pipe for supplying water 9, and be respectively fed in the first water supply branch pipe 11 and the second water supply branch pipe 13 by vibration means for main pipe for supplying water 9,
Water into the first water supply branch pipe 11 can enter in energy-saving appliance 5, and the water entered in the second water supply branch pipe 13 can enter boiler shell
In body 1；In equal boiler shells 1 after the water with certain volume, start burner 2, burner 2 can be in combustion chamber 3 after starting
Burning generates high-temperature flue gas and heat, since the side wall of combustion chamber 3 is corrugated and is in eccentric setting in boiler shell 1, no
The a large amount of flue gases generated in combustion chamber 3 are made directly not wash away the side of combustion chamber 3, only so as to reduce smoke-shock pair
The damage of combustion chamber extends service life, while can also increase the contact area between 3 side wall of waters combustion chamber, thus
Heat exchange area is increased, heat exchange efficiency is improved；The flue gas generated in combustion chamber 3 can be introduced into threaded flue 4, pass through screw thread
Smoke pipe 4 and water carry out the first backhaul heat exchange work, so that making the temperature of flue gas reduces；With the flowing of flue gas, flue gas can be from spiral shell
Line smoke pipe 4 enters in energy-saving appliance 5, and into after energy-saving appliance 5, the heat exchange work of the second backhaul, energy conservation are carried out with the water in energy-saving appliance 5
The water that water in device 5 can make after completing heat exchange has certain initial temperature, and the water with initial temperature can pass through water outlet
Pipe 15 and water inlet pipe 15 enter in boiler shell 1, to accelerate the speed of steam generation, improve work efficiency；And it is saving
Flue gas after completing the heat exchange work of the second backhaul in energy device 5 enters in condenser 18 eventually by flue gas inlet pipe 19 to carry out into one
Heat exchange cooling is walked, heat is discharged, so that the flue gas being finally discharged from chimney is low-temperature flue gas；And the water in boiler shell 1 by
Steam is generated after heat, the steam of generation can be discharged by steam outlet pipe 22.
During entire heating, pass through the open and close of the first safety corner valve 7 and the second safety corner valve 21, Neng Goutong
It crosses the first connecting tube 6 and the second connecting tube 20 is adjusted the pressure in boiler shell 1 and combustion chamber 3, to improve peace
Quan Xing；And when the flue gas flowed through in flue gas inlet pipe 19 occurs discontinuously or flue gas flow rate is excessive, flow sensor 27 will be examined
Flow velocity fluctuation is measured, to control the starting of triple valve 28, the flow velocity on flue gas inlet pipe 19 is adjusted.
When needing to overhauling in combustion chamber 3, protective door 31 can be opened, by access hole 30 to boiler internal into
Row maintenance, maintenance are got up very convenient.
Claims (6)
1. gas-fired condensing boiler, it is characterised in that: including boiler shell (1), be provided with burning on the one side of boiler shell (1)
Device (2)；The interior eccentric setting combuster (3) of boiler shell (1), combustion chamber (3) are connect with burner (2)；Combustion chamber (3) is close
It is provided with threaded flue (4) on the top surface of burner (2) one end, one end of threaded flue (4) is connected with energy-saving appliance (5), energy conservation
Device (5) is arranged on the side of boiler shell (1)；The first company is provided on the top surface of separate burner (2) one end in combustion chamber (3)
It takes over (6), is provided with the first safety corner valve (7) in the first connecting tube (6)；Storage is connected on the bottom surface of the boiler shell (1)
Pond (8) is connected with vibration means for main pipe for supplying water (9) on reservoir (8), suction pump (10) is connected on vibration means for main pipe for supplying water (9)；Vibration means for main pipe for supplying water
(9) end is connected with the first water supply branch pipe (11), and one end of the first water supply branch pipe (11) is connect with energy-saving appliance (5), and first supplies
The first gate valve (12) are provided on water branch pipe (11)；The side of first water supply branch pipe (11) is provided with the second water supply branch pipe (13),
The second gate valve (14) are provided on second water supply branch pipe (13)；The end of second water supply branch pipe (13) is connected with water inlet pipe (15),
One end of water inlet pipe (15) is connected to boiler shell (1)；Outlet pipe (16) are provided on the one side of the energy-saving appliance (5), out
One end of water pipe (16) is connected to water inlet pipe (15), and check-valves (17) are provided on outlet pipe (16)；The boiler shell (1)
It is provided on top surface condenser (18), flue gas inlet pipe (19) is provided between condenser (18) and energy-saving appliance (5)；Flue gas inlet pipe
(19) side is provided with the second connecting tube (20), and the second safety corner valve (21) are provided in the second connecting tube (20)；Second connects
It is provided with steam outlet pipe (22) between adapter tube (20) and condenser (18), steam gate valve (23) is provided in steam outlet pipe (22).
2. gas-fired condensing boiler according to claim 1, it is characterised in that: the side wall of the combustion chamber (3) is corrugated；
It is provided with flame outlet pipe (24) between the combustion chamber (3) and burner (2), is provided with heat preservation on the outer wall of flame outlet pipe (24)
Layer (25).
3. gas-fired condensing boiler according to claim 1, it is characterised in that: be connected with adjusting on the flue gas inlet pipe (19)
It manages (26), the end of regulation pipe (26) is provided with flow sensor (27), the position that regulation pipe (26) is connect with flue gas inlet pipe (19)
The place of setting is provided with triple valve (28).
4. gas-fired condensing boiler according to claim 1, it is characterised in that: on two lateral surfaces of the reservoir (8)
Multiple equally distributed support rods (29) are provided with, one end of each support rod (29) is connect with the side of boiler shell (1).
5. gas-fired condensing boiler according to claim 1, it is characterised in that: the energy-saving appliance (5) and condenser (18)
The internal serpentine-like pipe structure of connecting tube.
6. according to claim 1 to gas-fired condensing boiler described in any claim in 5, it is characterised in that: the boiler shell
Access hole (30) are equipped at the position of respective combustion chamber (3) one end on the one side of body (1), access hole is rotatably equipped on (30)
Protective door (31)；Sealing ring (32) are provided between protective door (31) and access hole (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822268136.7U CN209325739U (en) | 2018-12-29 | 2018-12-29 | Gas-fired condensing boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822268136.7U CN209325739U (en) | 2018-12-29 | 2018-12-29 | Gas-fired condensing boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325739U true CN209325739U (en) | 2019-08-30 |
Family
ID=67730146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822268136.7U Active CN209325739U (en) | 2018-12-29 | 2018-12-29 | Gas-fired condensing boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325739U (en) |
-
2018
- 2018-12-29 CN CN201822268136.7U patent/CN209325739U/en active Active
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