CN207180409U - A kind of condensate heat exchanger for desulfurizing tower - Google Patents
A kind of condensate heat exchanger for desulfurizing tower Download PDFInfo
- Publication number
- CN207180409U CN207180409U CN201720547012.5U CN201720547012U CN207180409U CN 207180409 U CN207180409 U CN 207180409U CN 201720547012 U CN201720547012 U CN 201720547012U CN 207180409 U CN207180409 U CN 207180409U
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- deflector
- heat exchanger
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- water tank
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Abstract
The utility model discloses a kind of condensate heat exchanger, it is related to energy-saving and water-saving field of Environment Protection in boiler exhaust gas processing, including some heat exchange groups, the heat exchange group includes framework, some U-shaped heat exchanger tubes, inlet water tank, water tank, the first deflector and the second deflector, first deflector and the second deflector form the passage for flue gas outflow, some U-shaped heat exchanger tubes pass through first deflector, between two neighboring U-shaped mozzle, plane where second deflector intersects second deflector with first deflector.The utility model solves heat exchanger tube in long-term running, and heat exchanger tube is by cigarette wind disheveled, the problem of causing heat exchange efficiency to decline.
Description
【Technical field】
It the utility model is related to energy-saving and water-saving field of Environment Protection in boiler exhaust gas processing, and in particular to a kind of condensate heat exchanger.
【Background technology】
Now, improvement of the country to boiler exhaust gas requires more and more higher, and each power plant especially north water deficit area is de-
Sulphur tower outlet installation condensate heat-exchanger rig, it is all to utilize to cool down saturation to be arranged on the various condensate heat-exchanger rigs after desulfurizing tower at present
The vapor that wet flue gas is condensed in flue gas reaches the purpose of water saving, dedusting.Heat transferring medium in heat exchanger tube by U heat exchange with
Flue gas heat exchange, saturation wet flue gas temperature is reduced, condense the vapor in saturation wet flue gas.The droplet collision heat exchanger tube that cooling condenses
Afterwards, along tube wall toward collecting downstream to bottom.In this process, droplet is by the acid absorbed in flue gas, other nuisances such as dirt
Matter, the water collected can be used for desulfurization water, reach the purpose of water saving.Heat exchanger tube in heat exchanger is mostly to be grouped to set, but
In the prior art, flue gas crossfire is caused without the suitable water conservancy diversion interlayer of design between every group of heat exchanger tube.Module vertical orientation
Suitable smoke deflector is not designed, for heat exchanger tube in long-term running, heat exchanger tube causes heat exchange to be imitated by cigarette wind disheveled
Rate declines.
【Utility model content】
To solve foregoing problems, the utility model provides a kind of new condensate heat exchanger, solves heat exchanger tube in length
In the running of phase, heat exchanger tube is by cigarette wind disheveled, the problem of causing heat exchange efficiency to decline.
In order to achieve the above object, the utility model adopts the following technical scheme that：
A kind of condensate heat exchanger for desulfurizing tower, including some heat exchange groups, the heat exchange group include framework, some U-shapeds
Heat exchanger tube, inlet water tank, water tank, the first deflector and the second deflector, the both ends of the U-shaped heat exchanger tube connect the inlet water tank
And water tank, the inlet water tank and water tank are installed on the framework, first deflector and the second deflector form and supply cigarette
The passage that air-flow goes out, some U-shaped heat exchanger tubes pass through first deflector, and second deflector is located at two neighboring U
Between shape mozzle, plane where second deflector intersects with first deflector.
Further, the framework includes vertical rack and reinforcement, and the reinforcement connection is two neighboring described vertical
Support, first deflector are fixedly installed in the vertical rack, and second deflector is fixedly installed in the reinforcement.
Further, first deflector and the second deflector are provided with multiple, and the reinforcement is multiple provided with more
First deflector is arranged at intervals along the vertical rack length direction, and each reinforcement is positioned at two neighboring described the
Between one deflector, multiple second deflectors are between two neighboring first deflector along the reinforcement length direction
It is arranged at intervals.
Further, guiding groove, the side that the guiding groove flows out along vertical flue gas are set on first deflector
To extension, the guiding groove is used to accept U-shaped heat exchanger tube condensate and condensate is exported into condensate heat exchanger.
Further, the infall of first deflector and second deflector is provided with opening, and the opening supplies
The guiding groove passes through.
Optionally, both sides of the heat exchange group along flue gas outflow direction are provided with dividing plate, and the two neighboring dividing plate passes through company
Socket part connects, to prevent flue gas from entering between the two neighboring heat exchange group.
Further, the guiding groove extends to the dividing plate.
Optionally.The inlet water tank includes water inlet and the water conservancy diversion for flowing into row buffering shunting to the water of the water inlet
Block, the baffle are in cone shape, are arranged inside the inlet water tank, and baffle described in the water inlet face is described
The bottom surface radius of baffle is more than the water inlet port radius.
Further, the inlet water tank also includes some tapping holes, and the U-shaped heat exchanger tube connects the tapping hole, from remote
From the baffle position to close to the baffle position, the aperture of the tapping hole is from large to small.
Optionally, first deflector and second deflector are PTFE plates or PFA plates.
After adopting the above technical scheme, the utility model has the following advantages that：
A kind of condensate heat exchanger for desulfurizing tower, including some heat exchange groups, the heat exchange group include framework, some U-shapeds
Heat exchanger tube, inlet water tank, water tank, the first deflector and the second deflector, the both ends of the U-shaped heat exchanger tube connect the inlet water tank
And water tank, the inlet water tank and water tank are installed on the framework, first deflector and the second deflector form and supply cigarette
The passage that air-flow goes out, some U-shaped heat exchanger tubes pass through first deflector, and second deflector is located at two neighboring U
Between shape mozzle, plane where second deflector intersects with first deflector：First deflector and the second water conservancy diversion
Plate forms the passage for flue gas outflow, makes flue gas being distributed between heat exchanger tube evenly, in flue gas and heat transferring medium entrance temperature
Higher heat exchange efficiency is presented in degree, flow identical situation, while U-shaped heat exchanger tube passes through the first deflector, avoids heat exchanger tube
Being blown by flue gas disorderly causes heat exchange efficiency to decline.
The framework includes vertical rack and reinforcement, and the reinforcement connects the two neighboring vertical rack, described
First deflector is fixedly installed in the vertical rack, and second deflector is fixedly installed in the reinforcement：Reinforcement pair
Framework plays a part of increasing stability and fastness, and the first deflector is arranged on vertical rack, flows through condensate in flue gas and change
The first deflector will not be disturbed by flue gas during hot device, and the first firm deflector strengthens the fixation to U-shaped heat exchanger tube, enters
One step avoids U-shaped heat exchanger tube from being disturbed by flue gas.
First deflector and the second deflector be provided with it is multiple, the reinforcement be provided with more, multiple described first lead
Flowing plate is arranged at intervals along the vertical rack length direction, each reinforcement be located at two neighboring first deflector it
Between, multiple second deflectors are arranged at intervals between two neighboring first deflector along the reinforcement length direction：It is more
Individual reinforcement further increases the stability and fastness of framework, and multiple first deflectors and multiple second deflectors form
The passage of multiple flue gas circulations so that flue gas is more evenly distributed between U-shaped heat exchanger tube, improves heat exchange efficiency.
Guiding groove is set on first deflector, and the direction that the guiding groove flows out along vertical flue gas extends, described
Guiding groove is used to accept U-shaped heat exchanger tube condensate and condensate is exported into condensate heat exchanger：Guiding groove is set on the first deflector, exchanged heat
Condensate on tube wall is flowed downward due to Action of Gravity Field and accepted by guiding groove, and the condensate accepted is arranged in time by guiding groove
Go out outside condensate heat exchanger, avoiding condensate causes the decline of heat exchange efficiency in the aggregation of heat exchanger tube bottom.
Further, the infall of first deflector and second deflector is provided with opening, and the opening supplies
The guiding groove passes through：The condensate for avoiding guiding groove from accepting is obstructed during condensate heat exchanger is discharged, and opening ensures
Condensate passes through along guiding groove.
The both sides that the heat exchange group flows out direction along flue gas are provided with dividing plate, and the two neighboring dividing plate is connected by connecting portion
Connect, to prevent flue gas from entering between the two neighboring heat exchange group：Connecting portion is by the regional seal between two neighboring dividing plate
Get up, prevent flue gas enters from causing heat exchange efficiency to decline without the position for arranging U-shaped heat exchanger tube, ensure that flue gas is fully entered and had
The region of U-shaped heat exchanger tube is fully exchanged heat.
The guiding groove extends to the dividing plate：The condensate that guiding groove is accepted can discharge condensate downwards along the plate face of dividing plate
Heat exchanger, it is easy and effective.
The inlet water tank includes water inlet and the baffle for flowing into row buffering shunting to the water of the water inlet, described
Baffle is in cone shape, is arranged inside the inlet water tank, baffle described in the water inlet face, the baffle
Bottom surface radius is more than the water inlet port radius：Water inlet is contacted with baffle, and the impulsive force into water water column is changed by baffle
Direction is simultaneously forced to the diffusion of inlet water tank surrounding, avoids the direct impact to U-shaped heat exchanger tube into water, it is therefore prevented that U-shaped heat exchanger tube
Be broken or come off, extend the service life of heat exchanger.
The inlet water tank also includes some tapping holes, and the U-shaped heat exchanger tube connects the tapping hole, from away from the water conservancy diversion
The position of block is to close to the position of the baffle, and the aperture of the tapping hole is from large to small：Due to close to baffle position water
Amount is big, and hydraulic pressure is high, therefore using the tapping hole of small-bore, intakes to be shunted to surrounding by baffle and scatter, away from baffle position
It is few compared to the position close to baffle to put water, the position that hydraulic pressure compares close baffle is low, therefore divides water using large aperture
Hole, the balanced hydraulic pressure entered in each U-shaped heat exchanger tube and water, improve overall heat exchange efficiency.
First deflector and second deflector are PTFE plates or PFA plates：PTFE plates or PFA plates have resistance to
The characteristics of high temperature, its coefficient of friction is extremely low, is advantageous to the drainage of condensate.
These features and advantage of the present utility model will be carried out in detail in following embodiment and accompanying drawing
Exposure.The optimal embodiment of the utility model or means will carry out detailed performance with reference to accompanying drawing, but be not new to this practicality
The limitation of type technical scheme.In addition, in each of the lower in text and accompanying drawing these features, key element and the component that occur be have it is multiple,
And different symbols or numeral are marked in order to represent convenient, but represents same or similar construction or the part of function.
【Brief description of the drawings】
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the front view of the utility model embodiment；
Fig. 2 is the side view of the utility model embodiment；
Fig. 3 is the top plan view of the utility model embodiment；
Fig. 4 is the side view of the first deflector in the utility model embodiment；
Fig. 5 is the top view of the first deflector in the utility model embodiment；
Fig. 6 is the top view of point water plate in the utility model embodiment.
【Embodiment】
The technical scheme of the utility model embodiment is explained with reference to the accompanying drawing of the utility model embodiment and
Illustrate, but following embodiments are only preferred embodiment of the present utility model, and it is not all.Based on the embodiment in embodiment,
Those skilled in the art obtain other embodiment on the premise of creative work is not made, and belong to of the present utility model
Protection domain.
" one embodiment " or " example " or " example " quoted in this manual means that itself is described in conjunction with the embodiments
Special characteristic, structure or characteristic can be included at least one embodiment disclosed in this patent.Phrase is " in one embodiment
In " appearance of each position in the description is not necessarily all referring to same embodiment.
In the description of the utility model embodiment, term " on ", " under ", "left", "right", " transverse direction ", " longitudinal direction ",
The orientation or position relationship of the instructions such as " interior ", " outer " are based on orientation shown in the drawings or position relationship, are for only for ease of and retouch
State the utility model rather than require the utility model must with specific azimuth configuration and operation, therefore it is not intended that to this
The limitation of utility model.
The utility model provides a kind of condensate heat exchanger.
Embodiment：
A kind of condensate heat exchanger for desulfurizing tower, including some heat exchange groups, heat exchange group includes framework 1, some U-shapeds exchange heat
Pipe 2, inlet water tank 3, water tank 4, the first deflector 5 and the second deflector 6, framework 1 are made of carbon steel, are used with smoke contacts face
Glass flake preservative treatment, U-shaped heat exchanger tube 2 are made of PTFE plastics, and inlet water tank 3 and water tank 4 are made of carbon steel, with cigarette
The glass flake preservative treatment of the contact surface of gas, the both ends connection inlet water tank 3 and water tank 4 of U-shaped heat exchanger tube 2 and go out inlet water tank 3
Water tank 4 is installed on framework 1 by the way of welding.Flow through heat exchanger in direction shown in flue gas along arrow in Fig. 1.
First deflector 5 and the second deflector 6 are PTFE plates or PFA plates, the preferred PFA plates of the present embodiment.First water conservancy diversion
The deflector 6 of plate 5 and second forms the passage for flue gas outflow, and some U-shaped heat exchanger tubes 2 pass through the first deflector 5, the second deflector
6 between two neighboring U-shaped mozzle 2, and the second deflector 6 and the first deflector 5 are perpendicular.Framework 1 includes vertical rack
12 and reinforcement 11, reinforcement 11 is provided with more, and the first deflector 5 and the second deflector 6 are provided with multiple, and reinforcement 11 connects phase
Adjacent two vertical racks 12, multiple first deflectors 5 are arranged at intervals along the length direction of vertical rack 11 and are fixedly installed in vertically
Support 11, the spacing between two neighboring first deflector is 40cm.Each reinforcement 11 is located at two neighboring first deflector 5
Between, multiple second deflectors 6 are arranged at intervals and fixed along the length direction of reinforcement 11 between two neighboring first deflector 5
Reinforcement 11 is installed on, the spacing of two neighboring second deflector 6 is 40cm.
Guiding groove 51 is set on first deflector 5, and the direction that guiding groove 51 flows out along vertical flue gas extends, guiding groove 51
For accepting the condensate of U-shaped heat exchanger tube 2 and condensate being exported into condensate heat exchanger.In the present embodiment, guiding groove 51 changes along every row's U-shaped
The orientation extension of heat pipe 2, guiding groove 51 are used to accept the condensate of U-shaped heat exchanger tube 2 and along shown in arrow in Fig. 3 or Fig. 5
Condensate is exported condensate heat exchanger by direction.Heat exchanger tube cartridge part 52, heat exchanger tube cartridge part are formed between two neighboring guiding groove 51
52 arch upward upwards it is curved, between the cell wall of heat exchanger tube cartridge part 52 and guiding groove 51 for arc transition connect, deflector 5 cut
Face is S-shaped, meanwhile, heat exchanger tube cartridge part 52 is provided with the mounting hole 53 for being used for inserting U-shaped heat exchanger tube 2, and mounting hole 53 is positioned at circle
The arc top position of the heat exchanger tube cartridge part 52 of arc, and be interference fitted with U-shaped heat exchanger tube 2, U-shaped heat exchanger tube is played further
Fixation.The infall of first deflector 5 and the second deflector 6 is provided with opening (not marked in figure), and opening is for 51 grooves of guiding
Pass through.First deflector 5 is surrounded by mounting hole 54, and vertical rack 111 passes through four mounting holes 54 of deflector 5 and is fixed on
On vertical rack 11.
The both sides that heat exchange group flows out direction along flue gas are provided with dividing plate 7, and dividing plate 7 is that PTFE plates or PFA plates, the present embodiment are preferred
PTFE plates.Two neighboring dividing plate 7 is connected by connecting portion 8, connecting portion 8 and the formation of dividing plate 7 closed area, without U-shaped in the region
Heat exchanger tube 2 arranges that connecting portion 8 prevents flue gas from entering between two neighboring heat exchange group.Guiding groove 51 extends to dividing plate 7, guiding groove
51 condensates accepted can discharge condensate heat exchanger downwards along the plate face of dividing plate 7.
The top of inlet water tank 3 is provided with the water inlet pipe 31 upwardly extended and radially extends the mounting flange to be formed along water inlet pipe 31
32, water inlet pipe 31 with being connected inside inlet water tank 4, be easy to be connected with exterior line by mounting flange 32.Inlet water tank 3 includes point water plate
34, point water plate 34 is provided with tapping hole 35.In the present embodiment, along the length direction of inlet water tank 3, water inlet pipe 31 uniform three.U-shaped changes
Heat pipe 2 connects tapping hole 35, and point water plate 34 is provided with baffle 33, and baffle 33 is cone shape, the bus of cone and
For the angulation of point water plate 34 between 45 ° to 60 °, the present embodiment is preferably 60 °.Baffle 33 is provided with three, each cone
The center of the end face of pinnacle face water inlet pipe 31 of the baffle 33 of shape, the internal diameter of water inlet pipe 31 are less than the half of the bottom surface of baffle 33
Footpath.Baffle 33 can be integrally formed with point water plate 34, can also be connected by the mode such as welding, being bonded, the present embodiment is preferably adopted
With the mode of welding.
In point water plate 34, tapping hole 35 is divided into three groups, is set per component water hole 35 around baffle 33, from away from baffle
33 position to close to the position of baffle 33, the aperture of tapping hole 35 from large to small, to ensure point water plate 34 to water inlet to U-shaped
Heat exchanger tube 2 it is evenly distributed, using AND DEWATERING FOR ORIFICE STRUCTURE principle, the water inlet for forcing high pressure to enter is evenly distributed under inlet water tank 3
In each U-shaped heat exchanger tube 2 in portion, overall heat exchange efficiency is improved.
More than, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited thereto,
It is familiar with the those skilled in the art and should be understood that the utility model includes but is not limited in accompanying drawing and above embodiment
The content of description.Any modification without departing from function and structure principle of the present utility model is intended to be included in the model of claims
In enclosing.
Claims (10)
- A kind of 1. condensate heat exchanger for desulfurizing tower, it is characterised in that：Including some heat exchange groups, the heat exchange group includes frame Frame, some U-shaped heat exchanger tubes, inlet water tank, water tank, the first deflector and the second deflector, the both ends connection of the U-shaped heat exchanger tube The inlet water tank and water tank, the inlet water tank and water tank are installed on the framework, first deflector and the second water conservancy diversion Plate forms the passage for flue gas outflow, and some U-shaped heat exchanger tubes pass through first deflector, and second deflector is located at Between two neighboring U-shaped mozzle, plane where second deflector intersects with first deflector.
- 2. condensate heat exchanger according to claim 1, it is characterised in that：The framework includes vertical rack and reinforcement, The reinforcement connects the two neighboring vertical rack, and first deflector is fixedly installed in the vertical rack, described Second deflector is fixedly installed in the reinforcement.
- 3. condensate heat exchanger according to claim 2, it is characterised in that：First deflector and the second deflector are provided with Multiple, the reinforcement is provided with more, and multiple first deflectors are arranged at intervals along the vertical rack length direction, each The reinforcement is between two neighboring first deflector, and multiple second deflectors are in two neighboring first water conservancy diversion It is arranged at intervals between plate along the reinforcement length direction.
- 4. condensate heat exchanger according to claim 3, it is characterised in that：Guiding groove is set on first deflector, institute State the direction that guiding groove flows out along vertical flue gas to extend, the guiding groove is used to accept U-shaped heat exchanger tube condensate and lead condensate Go out condensate heat exchanger.
- 5. condensate heat exchanger according to claim 4, it is characterised in that：First deflector and second deflector Infall be provided with opening, the opening passes through for the guiding groove.
- 6. condensate heat exchanger according to claim 4, it is characterised in that：The heat exchange group flows out the both sides in direction along flue gas Provided with dividing plate, the two neighboring dividing plate is connected by connecting portion, to prevent flue gas enter the two neighboring heat exchange group it Between.
- 7. condensate heat exchanger according to claim 6, it is characterised in that：The guiding groove extends to the dividing plate.
- 8. condensate heat exchanger according to claim 1, it is characterised in that：The inlet water tank includes water inlet and for institute The water for stating water inlet flows into the baffle of row buffering shunting, and the baffle is in cone shape, is arranged in the inlet water tank Portion, baffle described in the water inlet face, the bottom surface radius of the baffle are more than the water inlet port radius.
- 9. condensate heat exchanger according to claim 8, it is characterised in that：The inlet water tank also includes some tapping holes, institute State U-shaped heat exchanger tube and connect the tapping hole, from the position away from the baffle to close to the position of the baffle, described point The aperture in water hole is from large to small.
- 10. the condensate heat exchanger according to one of claim 1 to 9, it is characterised in that：First deflector and described Second deflector is PTFE plates or PFA plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547012.5U CN207180409U (en) | 2017-05-17 | 2017-05-17 | A kind of condensate heat exchanger for desulfurizing tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547012.5U CN207180409U (en) | 2017-05-17 | 2017-05-17 | A kind of condensate heat exchanger for desulfurizing tower |
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| Publication Number | Publication Date |
|---|---|
| CN207180409U true CN207180409U (en) | 2018-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720547012.5U Active CN207180409U (en) | 2017-05-17 | 2017-05-17 | A kind of condensate heat exchanger for desulfurizing tower |
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| Country | Link |
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| CN (1) | CN207180409U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579567A (en) * | 2018-11-07 | 2019-04-05 | 浙江西安交通大学研究院 | Adaptive resistance fluoroplastics condensate device and design method |
| CN111811160A (en) * | 2020-07-01 | 2020-10-23 | 同方节能装备有限公司 | Anticorrosion structure of lithium bromide unit water system |
-
2017
- 2017-05-17 CN CN201720547012.5U patent/CN207180409U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109579567A (en) * | 2018-11-07 | 2019-04-05 | 浙江西安交通大学研究院 | Adaptive resistance fluoroplastics condensate device and design method |
| CN111811160A (en) * | 2020-07-01 | 2020-10-23 | 同方节能装备有限公司 | Anticorrosion structure of lithium bromide unit water system |
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