CN208653299U - A kind of online clean type gas-gas heat exchanger of paper machine - Google Patents
A kind of online clean type gas-gas heat exchanger of paper machine Download PDFInfo
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- CN208653299U CN208653299U CN201821190364.0U CN201821190364U CN208653299U CN 208653299 U CN208653299 U CN 208653299U CN 201821190364 U CN201821190364 U CN 201821190364U CN 208653299 U CN208653299 U CN 208653299U
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- heat exchange
- gas
- shell
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Abstract
The utility model relates to a kind of online clean type gas-gas heat exchangers of paper machine, including shell, side wall of the shell close to bottom is equipped with air inlet, the top of the shell is equipped with gas outlet, it is characterized by comprising the more heat exchanger tubes in the portion that is set in the housing of being spiraled with ring-wound, each heat exchanger tube ring-wound is formed with several radially spaced annular heat exchange units；It is equipped with water fender between the gas outlet and annular heat exchange unit, is equipped with cleaning device between water fender and annular heat exchange unit；The cleaning device includes the cleaning pipe that enclosure interior is penetrated from hull outside, and one end that the cleaning pipe penetrates shell is located at middle part and is rotatably connected to rotary-cleaning component at the end；The utility model has the beneficial effects that easy to clean, good effect of heat exchange.
Description
Technical field
The utility model relates to technical field of heat exchange equipment, in particular to the online clean type gas-gas heat exchange of a kind of paper machine
Device.
Background technique
Gas-gas heat exchanger refers to a kind of novel energy-saving environment-friendly equipment, is composed of the stainless sheet steel of a large amount of punching presses, cigarette
Gas and air in plate cross-flow and traveling heat exchange, suitable for the air preheat of the industries such as steel, papermaking, chemical industry, electric power and remaining
Recuperation of heat occasion.
It is inevitable when being passed through inside heat exchanger due to participating in recuperated gas in heat exchanger, long-term use process
It can be doped with some impurity such as dust, on the outer wall for being easily adsorbed on heat exchanger tube during heat exchange, so that heat exchange can be reduced
The heat transfer effect of device.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of online clean types of paper machine
Gas-gas heat exchanger, it is intended to solve the problem in above-mentioned background technique.
The technical solution of the utility model is achieved in that a kind of online clean type gas-gas heat exchanger of paper machine, packet
Shell is included, side wall of the shell close to bottom is equipped with air inlet, and the top of the shell is equipped with gas outlet, it is characterised in that: packet
More heat exchanger tubes for including the portion that is set in the housing of spiraling with ring-wound, between each heat exchanger tube ring-wound is formed with several radially
Every the annular heat exchange unit of setting；It is equipped with water fender between the gas outlet and annular heat exchange unit, is changed in water fender and annular
Cleaning device is equipped between hot cell；The cleaning device includes the cleaning pipe that enclosure interior is penetrated from hull outside, described clear
It washes pipe and penetrates one end of shell and be located at middle part and be rotatably connected to rotary-cleaning component at the end；The rotary-cleaning component includes
The fixed longitudinal transfer tube being connected to vertical with cleaning pipe, the longitudinal direction transfer tube are rotatably connected to lateral water spray by a transitioning component
Pipe, the bottom outer wall lateral separation of lateral sparge pipe are equipped with several and are used to spray water to the interval between adjacent annular heat exchange unit
Spray head, each spray head is obliquely installed to ipsilateral；The transitioning component includes fixing the transition storage tank being connected to longitudinal transfer tube,
The lateral outer wall of the transition storage tank be equipped with an annular recess, and in the annular recess be equipped be adapted with the annular recess and
The latch closure that catchments axially being rotatablely connected with annular recess outer wall, the outer wall of the latch closure that catchments are connected to the lateral sparge pipe, institute
The outer wall for stating annular recess is equipped with intensive apopore, is arranged at intervals with homogenizing plate below the annular heat exchange unit；It is described
The bottom of shell is equipped with sewage draining exit, and the collector being detachably connected is equipped at sewage draining exit.
It is preferred that are as follows: the angular interval of each spray head and lateral sparge pipe bottom outer wall institute angulation is 30 °~45 °.
By using above-mentioned technical proposal:, can be by being set in the housing the cleaning in portion after heat exchanger prolonged use
Device cleans the heat exchanger tube of enclosure interior, thus the clean-up performance to guarantee heat exchange pipe outer wall, and then to guarantee to exchange heat
The heat exchange efficiency of pipe；In more detail: the cleaning pipe for penetrating enclosure interior can be drawn water by being set to external flushing water pump,
Rotary-cleaning component is sprayed on the outer wall of each annular heat exchange unit by the gap Jiang Shui between adjacent annular heat exchange unit,
To achieve the purpose that cleaning, so come guarantee annular heat exchange unit outer wall (outer wall of the annular heat exchange unit be exactly gas and
Main heat-transfer surface between gas) tidiness, then guarantee the heat transfer effect of annular heat exchange unit；It should be understood that
Firstly, water is delivered in transition storage tank by flushing water pump by cleaning pipe conveying and longitudinal transfer tube, the water in transition storage tank is logical
The collecting ring button crossed the apopore of annular recess outer wall setting and circumferentially rotate connection with annular recess enters to lateral water spray
Guan Zhong, and each spray head by being set to lateral sparge pipe bottom is sprayed on the outer wall of each annular heat exchange unit, to reach
To the purpose of cleaning；Secondly, when water is sprayed on the outer wall of each annular heat exchange unit by each spray head, due to each spray head
It is obliquely installed, when water is hit to the outer wall of each annular heat exchange unit, due to the presence of interaction force, lateral sparge pipe
The thrust that can be circumferentially rotated, and by the latch closure that catchments around annular recess revolution motion, when the revolution of lateral sparge pipe,
The water that each spray head sprays can carry out the cleaning of circumferential (that is: 360 °) to the outer wall of each annular heat exchange unit, thus to improve
To the cleaning effect of each annular heat exchange unit, and then to improve the heat transfer effect of each annular heat exchange unit.
The utility model is further arranged to: the apopore axially spaced-apart of the annular recess outer wall has been scattered in several
Row, each water hole that is discharged includes multiple apopores that annular space is set to annular recess outer wall；Latch closure and the annular recess of catchmenting
Mating surface on axially spaced-apart be equipped with several and the one-to-one catch basin in each discharge water hole, the slot bottom of each catch basin is with separate
It is starting point with lateral sparge pipe connectivity part and puts on the basis of the starting point circumferential to be gradually recessed setting to two sides slot bottom.
It is preferred that are as follows: recess is equipped with sliding slot between each discharge water hole, and the cell wall of each catch basin is partially located at each sliding slot
It is interior.
By using above-mentioned technical proposal: the slot bottom of catch basin using it is separate with lateral sparge pipe connectivity part as starting point and with this
Put on the basis of starting point it is circumferential be gradually recessed setting to two sides slot bottom, due to above-mentioned setting, when water is discharged from apopore, portion
The apopore for being directed at lateral sparge pipe is divided to be directly entered in lateral sparge pipe, most of apopore spray for the lateral sparge pipe of alignment
Water out, by the guiding role of each catch basin slot bottom, water carries out axial surround movement around annular recess, and when movement
Enter inside lateral sparge pipe when to lateral sparge pipe, so far improves the efficiency that water enters in lateral sparge pipe, Jin Erti
The efficiency of high spray head water spray, to guarantee annular heat exchange to improve cleaning effect and cleaning effect to annular heat exchange unit
The heat transfer effect of unit；Secondly, recess is equipped with sliding slot between discharge water hole, and the cell wall of each catch basin is partially located at each cunning
In slot, which can play the position-limiting action to the latch closure that catchments, and can also further limit the work in each discharge water hole
Dynamic range, the further water that improves enter the efficiency in lateral sparge pipe, thus come improve the effect of cleaning and efficiency with
In the heat transfer effect for guaranteeing annular heat exchange unit.
The utility model is further arranged to: the bottom interior wall of the shell from edge to sewage draining exit at gradually recess set
It sets.
By using above-mentioned technical proposal: sewage obtained by being cleaned by cleaning device can pass through the row of housing bottom
Dirty mouth discharge, and the collector by being arranged at sewage draining exit is collected and carries out same processing, and certainly by housing bottom inner wall
The efficiency of blowdown can be improved to recess setting at sewage draining exit for edge, to guarantee the cleannes of enclosure interior, and then prevent impurity
Being adsorbed on the outer wall of each annular heat exchange unit repeatedly, and then come the heat transfer effect that guarantees each annular heat exchange unit.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is specific embodiment of the present invention structural schematic diagram；
Fig. 2 is A-A cross-sectional view in Fig. 1；
Fig. 3 is the portion the B enlarged drawing in Fig. 1；
Fig. 4 is C-C cross-sectional view in Fig. 1.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1 to 4, the utility model discloses a kind of online clean type gas-gas heat exchangers of paper machine, including
Shell 1, side wall of the shell 1 close to bottom are equipped with air inlet 11, and the top of the shell 1 is equipped with gas outlet 12, practical at this
In novel specific embodiment, including being spiraled the more heat exchanger tubes inside shell 1 with ring-wound, each heat exchanger tube ring-wound
It is formed with several radially spaced annular heat exchange units 13；It is set between the gas outlet 12 and annular heat exchange unit 13
There is water fender 14, is equipped with cleaning device 2 between water fender 14 and annular heat exchange unit 13；The cleaning device 2 includes from shell
The cleaning pipe 21 inside shell 1 is penetrated outside body 1, one end that the cleaning pipe 21 penetrates shell 1 is located at middle part and turns at the end
It is dynamic to be connected with rotary-cleaning component 3；The rotary-cleaning component 3 includes the fixed longitudinal transfer tube being connected to vertical with cleaning pipe 21
31, which is rotatably connected to lateral sparge pipe 33 by a transitioning component 32, outside the bottom of lateral sparge pipe 33
Wall lateral separation is equipped with several and is used for the spray head 331 to the interval water spray between adjacent annular heat exchange unit 13, each spray head 331
It is obliquely installed to ipsilateral；The transitioning component 32 includes and longitudinal transfer tube 31 fixes the transition storage tank 321 being connected to, the mistake
The lateral outer wall for crossing storage tank 321 is equipped with an annular recess 321a, and is equipped with and the annular recess in annular recess 321a
The latch closure 321b that catchments that 321a is adapted and is axially rotatablely connected with annular recess 321a outer wall, the outer wall of the latch closure 321b that catchments
It is connected to the lateral sparge pipe 33, the outer wall of the annular recess 321a is equipped with intensive apopore 321c, and the annular is changed
The lower section of hot cell 13 is arranged at intervals with homogenizing plate 4；The bottom of the shell 1 is equipped with sewage draining exit 5, and is equipped at sewage draining exit 5
The collector 51 being detachably connected.
In the utility model specific embodiment, the angle D of each spray head 331 and 33 bottom outer wall institute angulation of lateral sparge pipe
It can be 30 °.
In the utility model specific embodiment, the cleaning pipe 21 can be taken out by the flushing water pump 6 outside shell 1
Water.
By using above-mentioned technical proposal:, can be by being set in the housing the cleaning in portion after heat exchanger prolonged use
Device cleans the heat exchanger tube of enclosure interior, thus the clean-up performance to guarantee heat exchange pipe outer wall, and then to guarantee to exchange heat
The heat exchange efficiency of pipe；In more detail: the cleaning pipe for penetrating enclosure interior can be drawn water by being set to external flushing water pump,
Rotary-cleaning component is sprayed on the outer wall of each annular heat exchange unit by the gap Jiang Shui between adjacent annular heat exchange unit,
To achieve the purpose that cleaning, so come guarantee annular heat exchange unit outer wall (outer wall of the annular heat exchange unit be exactly gas and
Main heat-transfer surface between gas) tidiness, then guarantee the heat transfer effect of annular heat exchange unit；It should be understood that
Firstly, water is delivered in transition storage tank by flushing water pump by cleaning pipe conveying and longitudinal transfer tube, the water in transition storage tank is logical
The collecting ring button crossed the apopore of annular recess outer wall setting and circumferentially rotate connection with annular recess enters to lateral water spray
Guan Zhong, and each spray head by being set to lateral sparge pipe bottom is sprayed on the outer wall of each annular heat exchange unit, to reach
To the purpose of cleaning；Secondly, when water is sprayed on the outer wall of each annular heat exchange unit by each spray head, due to each spray head
It is obliquely installed, when water is hit to the outer wall of each annular heat exchange unit, due to the presence of interaction force, lateral sparge pipe
The thrust that can be circumferentially rotated, and by the latch closure that catchments around annular recess revolution motion, when the revolution of lateral sparge pipe,
The water that each spray head sprays can carry out the cleaning of circumferential (that is: 360 °) to the outer wall of each annular heat exchange unit, thus to improve
To the cleaning effect of each annular heat exchange unit, and then to improve the heat transfer effect of each annular heat exchange unit.
In the utility model specific embodiment, the apopore 321c axially spaced-apart of the annular recess 321a outer wall is distributed
At there is several rows, each water hole 321c that is discharged includes multiple apopore 321c that annular space is set to annular recess 321a outer wall；Institute
It states axially spaced-apart in the mating surface of catchment latch closure 321b and annular recess 321c and is equipped with several with each discharge water hole 321c one by one
The slot bottom of corresponding catch basin 321d, each catch basin 321d using it is separate with lateral 33 connectivity part of sparge pipe as starting point and with the starting point
On the basis of put and circumferential be gradually recessed setting to two sides slot bottom.
In the utility model specific embodiment, each recess that is discharged between the 321c of water hole is equipped with sliding slot 321e, and each collection
The cell wall of sink 321d is partially located in each sliding slot 321e.
By using above-mentioned technical proposal: the slot bottom of catch basin using it is separate with lateral sparge pipe connectivity part as starting point and with this
Put on the basis of starting point it is circumferential be gradually recessed setting to two sides slot bottom, due to above-mentioned setting, when water is discharged from apopore, portion
The apopore for being directed at lateral sparge pipe is divided to be directly entered in lateral sparge pipe, most of apopore spray for the lateral sparge pipe of alignment
Water out, by the guiding role of each catch basin slot bottom, water carries out axial surround movement around annular recess, and when movement
Enter inside lateral sparge pipe when to lateral sparge pipe, so far improves the efficiency that water enters in lateral sparge pipe, Jin Erti
The efficiency of high spray head water spray, to guarantee annular heat exchange to improve cleaning effect and cleaning effect to annular heat exchange unit
The heat transfer effect of unit；Secondly, recess is equipped with sliding slot between discharge water hole, and the cell wall of each catch basin is partially located at each cunning
In slot, which can play the position-limiting action to the latch closure that catchments, and can also further limit the work in each discharge water hole
Dynamic range, the further water that improves enter the efficiency in lateral sparge pipe, thus come improve the effect of cleaning and efficiency with
In the heat transfer effect for guaranteeing annular heat exchange unit.
In the utility model specific embodiment, the bottom interior wall of the shell 1 from edge to sewage draining exit 5 at be gradually recessed
Setting.
In the utility model specific embodiment, the collector 51 may include the filter screen that is connect with sewage draining exit 5 with
And the surge drum 512 set on filter screen 511 and with 1 dismantling connection of shell.
By using above-mentioned technical proposal: sewage obtained by being cleaned by cleaning device can pass through the row of housing bottom
Dirty mouth discharge, and the collector by being arranged at sewage draining exit is collected and carries out same processing, and certainly by housing bottom inner wall
The efficiency of blowdown can be improved to recess setting at sewage draining exit for edge, to guarantee the cleannes of enclosure interior, and then prevent impurity
Being adsorbed on the outer wall of each annular heat exchange unit repeatedly, and then come the heat transfer effect that guarantees each annular heat exchange unit.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of online clean type gas-gas heat exchanger of paper machine, including shell, side wall of the shell close to bottom be equipped with into
The top of port, the shell is equipped with gas outlet, it is characterised in that: more including the portion that is set in the housing of being spiraled with ring-wound are changed
Heat pipe, each heat exchanger tube ring-wound are formed with several radially spaced annular heat exchange units；The gas outlet and ring
It is equipped with water fender between shape heat exchange unit, is equipped with cleaning device between water fender and annular heat exchange unit；The cleaning device
Cleaning pipe including penetrating enclosure interior from hull outside, one end that the cleaning pipe penetrates shell are located at middle part and turn at the end
It is dynamic to be connected with rotary-cleaning component；The rotary-cleaning component includes the fixed longitudinal transfer tube being connected to vertical with cleaning pipe, should
Longitudinal transfer tube is rotatably connected to lateral sparge pipe by a transitioning component, and the bottom outer wall lateral separation of lateral sparge pipe is equipped with
Several are used for the spray head to the interval water spray between adjacent annular heat exchange unit, and each spray head is obliquely installed to ipsilateral；It is described
Transitioning component includes fixing the transition storage tank being connected to longitudinal transfer tube, and it is recessed that the lateral outer wall of the transition storage tank is equipped with an annular
Portion, and the collecting ring for being adapted with the annular recess and being axially rotatablely connected with annular recess outer wall is equipped in the annular recess
Button, the outer wall of the latch closure that catchments are connected to the lateral sparge pipe, and the outer wall of the annular recess is equipped with intensive apopore, institute
It states and is arranged at intervals with homogenizing plate below annular heat exchange unit；The bottom of the shell is equipped with sewage draining exit, and sets at sewage draining exit
There is the collector being detachably connected.
2. a kind of online clean type gas-gas heat exchanger of paper machine according to claim 1, it is characterised in that: the annular
The apopore axially spaced-apart of recess portion outer wall has been scattered in several rows, and each water hole that is discharged includes that annular space is set to annular recess outer wall
Multiple apopores；Axially spaced-apart is equipped with several and each discharge water hole one in the mating surface of catchment latch closure and the annular recess
One corresponding catch basin, the slot bottom of each catch basin by it is separate with lateral sparge pipe connectivity part for starting point and the point on the basis of the starting point
It is circumferential to be gradually recessed setting to two sides slot bottom.
3. a kind of online clean type gas-gas heat exchanger of paper machine according to claim 1, it is characterised in that: the shell
Bottom interior wall from edge to sewage draining exit at be gradually recessed setting.
4. a kind of online clean type gas-gas heat exchanger of paper machine according to claim 1, it is characterised in that: each spray head with
The angular interval of lateral sparge pipe bottom outer wall institute angulation is 30 °~45 °.
5. a kind of online clean type gas-gas heat exchanger of paper machine according to claim 2, it is characterised in that: water is respectively discharged
Recess is equipped with sliding slot between hole, and the cell wall of each catch basin is partially located in each sliding slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190364.0U CN208653299U (en) | 2018-07-26 | 2018-07-26 | A kind of online clean type gas-gas heat exchanger of paper machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821190364.0U CN208653299U (en) | 2018-07-26 | 2018-07-26 | A kind of online clean type gas-gas heat exchanger of paper machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208653299U true CN208653299U (en) | 2019-03-26 |
Family
ID=65786935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821190364.0U Expired - Fee Related CN208653299U (en) | 2018-07-26 | 2018-07-26 | A kind of online clean type gas-gas heat exchanger of paper machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208653299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670113A (en) * | 2021-09-14 | 2021-11-19 | 东北电力大学 | Multi-dimensional cleaning device for ammonium bisulfate deposition in rotary air preheater |
-
2018
- 2018-07-26 CN CN201821190364.0U patent/CN208653299U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113670113A (en) * | 2021-09-14 | 2021-11-19 | 东北电力大学 | Multi-dimensional cleaning device for ammonium bisulfate deposition in rotary air preheater |
| CN113670113B (en) * | 2021-09-14 | 2023-10-24 | 东北电力大学 | Integrated cleaning device of rotary air preheater |
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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 |
Granted publication date: 20190326 Termination date: 20210726 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |