CN207214023U - A kind of boiler economizer - Google Patents
A kind of boiler economizer Download PDFInfo
- Publication number
- CN207214023U CN207214023U CN201721207272.4U CN201721207272U CN207214023U CN 207214023 U CN207214023 U CN 207214023U CN 201721207272 U CN201721207272 U CN 201721207272U CN 207214023 U CN207214023 U CN 207214023U
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- China
- Prior art keywords
- economizer
- heat
- tube bundle
- exchanging tube
- water pump
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Abstract
The utility model discloses a kind of boiler economizer, including economizer body, point thin disk, smoke inlet, heat-exchanging tube bundle, floating rule and it is in charge of, a point thin disk is provided with the top of the economizer body, and the lower end of economizer body is provided with casing, the economizer body is internally provided with heat-exchanging tube bundle, and the side of economizer body is provided with discharge outlet, opposite side is provided with water pump.The utility model is scientific and reasonable for structure, it is safe and convenient to use, the bottom of water tank is provided with smoke discharging pipe, the temperature of feedwater can be increased, the temperature of feedwater is preheated, avoid the generation of low-temperature corrosion problem, there is provided a point thin disk, the contact area of flue gas and heat-exchanging tube bundle can be increased, make the water thermally equivalent inside heat-exchanging tube bundle, there is provided screen pack and push pedal, it can filter and clean out the impurity in flue gas, it is easy to staff to operate, the design not only increases the service life of economizer, and also increases the operating efficiency of economizer.
Description
Technical field
It the utility model is related to economizer ontology field, specially a kind of boiler economizer.
Background technology
Economizer, it is the heating surface for the saturation water being heated into boiler feedwater in boiler back end ductwork under drum pressure, by
In the heat for the low-temperature flue gas that it absorbs, reduce the exhaust gas temperature of flue gas, save the energy, improve efficiency, economizer by
Composition (practises and claim coiled pipe) to horizontally disposed connector bend in parallel, and boiler economizer is mounted to boiler tail and is used for recovery waste heat
A kind of device, mainly be applied to industry, also spread in recent years agricultural and some related industries it is commercial.
But economizer body in the market is not only complicated, and function is single, feeds water into water during economizer
Temperature is very low, and economizer heat-transfer area pipe outer wall easily condenses, and the sulfur trioxide (SO3) in flue gas combines what is formed with water (H2O)
After acid mist reaches dew-point temperature, low-temperature corrosion occurs, low-temperature corrosion causes the improper stoppage in transit of afterheat boiler system,
Service life of equipment is reduced, is not provided with a point thin disk, it is impossible to increase the contact area of flue gas and heat-exchanging tube bundle, it is impossible to make heat exchange
Water thermally equivalent inside tube bank, is not provided with screen pack and push pedal, it is impossible to filter and clean out the impurity in flue gas.
Utility model content
The utility model provides a kind of boiler economizer, can effectively solve to propose to feed water into province's coal in above-mentioned background technology
Water temperature is very low during device, and economizer heat-transfer area pipe outer wall easily condenses, and the sulfur trioxide (SO3) in flue gas combines institute with water (H2O)
After the acid mist of formation reaches dew-point temperature, low-temperature corrosion occurs, low-temperature corrosion causes the anon-normal of afterheat boiler system
Often stop transport, reduce service life of equipment, be not provided with a point thin disk, it is impossible to increase the contact area of flue gas and heat-exchanging tube bundle, no
The water thermally equivalent inside heat-exchanging tube bundle can be made, be not provided with screen pack and push pedal, it is impossible to filter and clean out and be in flue gas miscellaneous
The problem of matter.
To achieve the above object, the utility model provides following technical scheme：A kind of boiler economizer, including economizer sheet
Body, point thin disk, smoke inlet, heat-exchanging tube bundle, water inlet pipe, water pump, suction hose, supporting leg, smoke exhaust pipe, water tank, screen pack, push pedal,
Dust collecting trough, dust storage chamber, fume collecting chamber, casing, blower fan, discharge outlet, electric expansion bar, floating rule and it is in charge of, the economizer body
Top is provided with a point thin disk, and the lower end of economizer body is provided with casing, and the economizer body is internally provided with heat exchange
Tube bank, and the side of economizer body is provided with discharge outlet, opposite side is provided with water pump, and one end of the water pump is connected with into water
Pipe, and the other end of water pump is connected with suction hose, the lower end of the casing is provided with supporting leg, and the side of casing is provided with collection
Smoke-box, opposite side are provided with water tank, and blower fan is provided with the inside of the fume collecting chamber, and the bottom of fume collecting chamber is provided with dust storage chamber,
One side bottom of the fume collecting chamber is provided with dust collecting trough, and the bottom of the water tank is provided with smoke exhaust pipe, the inside of the dust collecting trough
Push pedal is provided with, and the side of dust collecting trough is provided with screen pack, described push pedal one end is provided with electric expansion bar, and push pedal is upper
End is provided with floating rule, and the upper end of described point of thin disk is provided with smoke inlet, and point being internally provided with for thin disk is in charge of.
Preferably, the outer surface insertion of the economizer body is provided with controlling switch, the water pump, blower fan and electronic stretches
The input of contracting bar is electrically connected with the output end of controlling switch.
Preferably, one end of the water pump is connected by water inlet pipe with heat-exchanging tube bundle, and the other end of water pump passes through water suction
Pipe is connected with water tank.
Preferably, the heat-exchanging tube bundle is that U-shape structure spirals in the inside of economizer body.
Preferably, the electric expansion bar is fixed on the inside of dust collecting trough, and electric expansion bar is connected with push pedal by bolt
Connect, the push pedal is connected with screen pack by floating rule.
Compared with prior art, the beneficial effects of the utility model：The utility model is scientific and reasonable for structure, side safe to use
Just, the bottom of water tank is provided with smoke discharging pipe, by increasing capacitance it is possible to increase the temperature of feedwater, the temperature of feedwater is preheated, avoided
The generation of low-temperature corrosion problem, there is provided a point thin disk, by increasing capacitance it is possible to increase the contact area of flue gas and heat-exchanging tube bundle, makes in heat-exchanging tube bundle
The water thermally equivalent in portion, there is provided screen pack and push pedal, can filter and clean out the impurity in flue gas, be easy to staff to grasp
Make, the design not only increases the service life of economizer, reduces its spoilage, and also increases the work effect of economizer
Rate.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the mounting structure schematic diagram of the utility model electric expansion bar；
Fig. 3 is the structural representation of the thin disk of the utility model point；
Label in figure：1st, economizer body body；2nd, thin disk is divided；3rd, smoke inlet；4th, heat-exchanging tube bundle；5th, water inlet pipe；6th, water
Pump；7th, suction hose；8th, supporting leg；9th, smoke exhaust pipe；10th, water tank；11st, screen pack；12nd, push pedal；13rd, dust collecting trough；14th, dust storage chamber；
15th, fume collecting chamber；16th, casing；17th, blower fan；18th, discharge outlet；19th, electric expansion bar；20th, floating rule, 21, be in charge of.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment：As Figure 1-3, the utility model provides a kind of technical scheme, a kind of boiler economizer, including saves coal
Device body 1, point thin disk 2, smoke inlet 3, heat-exchanging tube bundle 4, water inlet pipe 5, water pump 6, suction hose 7, supporting leg 8, smoke exhaust pipe 9, water tank
10th, screen pack 11, push pedal 12, dust collecting trough 13, dust storage chamber 14, fume collecting chamber 15, casing 16, blower fan 17, discharge outlet 18, electric expansion
Bar 19, floating rule 20 and it is in charge of 21, the top of economizer body 1 is provided with a point thin disk 2, and the lower end of economizer body 1 is provided with
Casing 16, economizer body 1 is internally provided with heat-exchanging tube bundle 4, and the side of economizer body 1 is provided with discharge outlet 18, separately
Side is provided with water pump 6, and one end of water pump 6 is connected with water inlet pipe 5, and the other end of water pump 6 is connected with suction hose 7, casing 16
Lower end be provided with supporting leg 8, and the side of casing 16 is provided with fume collecting chamber 15, and opposite side is provided with water tank 10, fume collecting chamber 15
Inner side be provided with blower fan 17, and the bottom of fume collecting chamber 15 is provided with dust storage chamber 14, and a side bottom of fume collecting chamber 15 is provided with collection
Dirt groove 13, the bottom of water tank 10 are provided with smoke exhaust pipe 9, and dust collecting trough 13 is internally provided with push pedal 12, and the side of dust collecting trough 13
Screen pack 11 is provided with, the one end of push pedal 12 is provided with electric expansion bar 19, and the upper end of push pedal 12 is provided with floating rule 20, point thin disk
2 upper end is provided with smoke inlet 3, and point thin being internally provided with for disk 2 is in charge of 21.
In order that economizer normal work, facilitates staff to operate, in the present embodiment, it is preferred that economizer body 1
Outer surface insertion is provided with controlling switch, the output of the input of water pump 6, blower fan 17 and electric expansion bar 19 with controlling switch
End is electrically connected with.
Water is extracted into inside heat-exchanging tube bundle 4 from water tank 10 by water pump 6 in order to realize, in the present embodiment, it is preferred that water pump
6 one end is connected by water inlet pipe 5 with heat-exchanging tube bundle 4, and the other end of water pump 6 is connected by suction hose 7 with water tank 10.
In order to increase the contact area of heat-exchanging tube bundle 4 and cigarette, in the present embodiment, it is preferred that heat-exchanging tube bundle 4 is U-shape structure
Spiral in the inside of economizer body 1.
In order to drive push pedal 12 to move by electric expansion bar 19, and then dust is released, in the present embodiment, it is preferred that
Electric expansion bar 19 is fixed on the inside of dust collecting trough 13, and electric expansion bar 19 is bolted with push pedal 12, push pedal 12 with
Screen pack 11 is connected by floating rule 20.
Operation principle and process for using of the present utility model：The top of economizer body 1 is provided with a point thin disk 2, point thin disk 2
Upper end be provided with smoke inlet 3, and being internally provided with for point thin disk 2 is in charge of 21, after flue gas enters point thin inside of disk 2, through multiple
It is in charge of 21 discharges, by increasing capacitance it is possible to increase the contact area of flue gas and heat-exchanging tube bundle 4, make the water thermally equivalent inside heat-exchanging tube bundle 4, and save
The lower end of coal device body 1 is provided with casing 16, and economizer body 1 is internally provided with heat-exchanging tube bundle 4, and the side of casing 16 is set
Fume collecting chamber 15 is equipped with, opposite side is provided with water tank 10, and the inner side of fume collecting chamber 15 is provided with blower fan 17, and the bottom of fume collecting chamber 15 is set
Dust storage chamber 14 is equipped with, a side bottom of fume collecting chamber 15 is provided with dust collecting trough 13, and the bottom of water tank 10 is provided with smoke exhaust pipe 9, can
Increase the temperature of feedwater, the temperature of feedwater is preheated, avoids the generation of low-temperature corrosion problem, the inside of dust collecting trough 13 is set
Push pedal 12 is equipped with, and the side of dust collecting trough 13 is provided with screen pack 11, the one end of push pedal 12 is provided with electric expansion bar 19, and push pedal
12 upper end is provided with floating rule 20, and flue gas is blowed to the side of smoke exhaust pipe 9 by blower fan 17, by screen pack 11 by flue gas
Contaminant filter falls, and adsorbs the dirt on screen pack 11, drives push pedal 12 to move by electric expansion bar 19, by push pedal 12
Floating rule 20 dirt on screen pack 11 scraped to drop released inside dust collecting trough 13, can filter and clean out and be in flue gas miscellaneous
Matter, it is easy to staff to operate, the design not only increases the service life of economizer, and also increases the work of economizer
Efficiency.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this reality
With new, although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it can still be modified to the technical scheme described in foregoing embodiments, or which part technical characteristic is entered
Row equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc., all should
Within the scope of protection of the utility model.
Claims (5)
1. a kind of boiler economizer, including economizer body (1), point thin disk (2), smoke inlet (3), heat-exchanging tube bundle (4), water inlet pipe
(5), water pump (6), suction hose (7), supporting leg (8), smoke exhaust pipe (9), water tank (10), screen pack (11), push pedal (12), dust collecting trough
(13), dust storage chamber (14), fume collecting chamber (15), casing (16), blower fan (17), discharge outlet (18), electric expansion bar (19), floating rule
(20) and it is in charge of (21), it is characterised in that：A point thin disk (2), and economizer body are provided with the top of the economizer body (1)
(1) lower end is provided with casing (16), and the economizer body (1) is internally provided with heat-exchanging tube bundle (4), and economizer body
(1) side is provided with discharge outlet (18), and opposite side is provided with water pump (6), and one end of the water pump (6) is connected with water inlet pipe
(5), and the other end of water pump (6) is connected with suction hose (7), and the lower end of the casing (16) is provided with supporting leg (8), and casing
(16) side is provided with fume collecting chamber (15), and opposite side is provided with water tank (10), wind is provided with the inside of the fume collecting chamber (15)
Machine (17), and the bottom of fume collecting chamber (15) is provided with dust storage chamber (14), a side bottom of the fume collecting chamber (15) is provided with dust
Groove (13), the bottom of the water tank (10) are provided with smoke exhaust pipe (9), and the dust collecting trough (13) is internally provided with push pedal (12),
And the side of dust collecting trough (13) is provided with screen pack (11), described push pedal (12) one end is provided with electric expansion bar (19), and pushes away
The upper end of plate (12) is provided with floating rule (20), and the upper end of described point of thin disk (2) is provided with smoke inlet (3), and point thin disk (2) is interior
Portion, which is provided with, to be in charge of (21).
A kind of 2. boiler economizer according to claim 1, it is characterised in that：The outer surface of the economizer body (1)
It is embedded to be provided with controlling switch, the input of the water pump (6), blower fan (17) and electric expansion bar (19) with controlling switch
Output end is electrically connected with.
A kind of 3. boiler economizer according to claim 1, it is characterised in that：One end of the water pump (6) passes through water inlet
Pipe (5) is connected with heat-exchanging tube bundle (4), and the other end of water pump (6) is connected by suction hose (7) with water tank (10).
A kind of 4. boiler economizer according to claim 1, it is characterised in that：The heat-exchanging tube bundle (4) is U-shape structure disk
It is spun on the inside of economizer body (1).
A kind of 5. boiler economizer according to claim 1, it is characterised in that：The electric expansion bar (19) is fixed on collection
The inside of dirt groove (13), and electric expansion bar (19) is bolted with push pedal (12), the push pedal (12) and screen pack
(11) connected by floating rule (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721207272.4U CN207214023U (en) | 2017-09-20 | 2017-09-20 | A kind of boiler economizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721207272.4U CN207214023U (en) | 2017-09-20 | 2017-09-20 | A kind of boiler economizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207214023U true CN207214023U (en) | 2018-04-10 |
Family
ID=61821780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721207272.4U Expired - Fee Related CN207214023U (en) | 2017-09-20 | 2017-09-20 | A kind of boiler economizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207214023U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716689A (en) * | 2018-06-20 | 2018-10-30 | 芜湖乐知智能科技有限公司 | A kind of My heat recovery and its exhaust heat recovering method |
| CN109140419A (en) * | 2018-07-31 | 2019-01-04 | 深圳市晓控通信科技有限公司 | A kind of H-type fin economizer with descaling function |
| CN111396843A (en) * | 2020-03-16 | 2020-07-10 | 南京加诺能源设备有限公司 | Chemical industry flue gas rectilinear heat pipe exhaust-heat boiler |
-
2017
- 2017-09-20 CN CN201721207272.4U patent/CN207214023U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108716689A (en) * | 2018-06-20 | 2018-10-30 | 芜湖乐知智能科技有限公司 | A kind of My heat recovery and its exhaust heat recovering method |
| CN109140419A (en) * | 2018-07-31 | 2019-01-04 | 深圳市晓控通信科技有限公司 | A kind of H-type fin economizer with descaling function |
| CN111396843A (en) * | 2020-03-16 | 2020-07-10 | 南京加诺能源设备有限公司 | Chemical industry flue gas rectilinear heat pipe exhaust-heat boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20180920 |