CN207197349U - A kind of plate type heat exchanger with on-line cleaning mechanism - Google Patents
A kind of plate type heat exchanger with on-line cleaning mechanism Download PDFInfo
- Publication number
- CN207197349U CN207197349U CN201721075608.6U CN201721075608U CN207197349U CN 207197349 U CN207197349 U CN 207197349U CN 201721075608 U CN201721075608 U CN 201721075608U CN 207197349 U CN207197349 U CN 207197349U
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- Prior art keywords
- heat exchanger
- acid
- valve
- pipe
- cleaning mechanism
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- 238000004140 cleaning Methods 0.000 title claims abstract description 33
- 239000002253 acid Substances 0.000 claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000007599 discharging Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 7
- 102000010637 Aquaporins Human genes 0.000 description 6
- 108010063290 Aquaporins Proteins 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 240000004282 Grewia occidentalis Species 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L Magnesium hydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Abstract
The utility model discloses a kind of plate type heat exchanger with on-line cleaning mechanism,Including heat exchanger body,On-line cleaning mechanism,The on-line cleaning mechanism includes acid delivering tube,ACID,Water-supply-pipe,Drainpipe,Woven hose,Discharging tube,The leakage fluid dram of described acid delivering tube one end and acid making system connects,The other end is connected by the first valve with the acid inlet of the heat exchanger body,Described ACID one end is connected with the acid mouth of the heat exchanger body,The liquid return hole of the other end and acid making system connects,Described water-supply-pipe one end is connected with the water inlet of the heat exchanger body,The other end is connected by the outlet pipe of the second valve and cooling tower,Described drainpipe one end is connected with the water return outlet of the heat exchanger body,The other end is connected by the 3rd valve with the return pipe of the cooling tower,Described woven hose one end is connected by the 4th valve with the acid delivering tube,The other end is connected with the water-supply-pipe,Described discharging tube one end is connected by the 5th valve with the drainpipe.
Description
Technical field
Technical field of chemical is the utility model is related to, more particularly to a kind of plate-type heat-exchange with on-line cleaning mechanism
Device.
Background technology
In sulphuric acid process, acid making system often relies on plate type heat exchanger and cooling is carried out to system except heat, so as to ensure
The steady production of system, plate type heat exchanger are that a series of one kind formed by sheet metal closed assemblies with certain bellows-shaped is efficient
Heat exchanger, thin rectangular shape passage is formed between various plates, heat exchange is carried out by plate, have that heat exchange efficiency is high, heat loss
The features such as small, advantages of compact and light structure, small floor space.
Detachable plate heat exchanger most widely used at present is to be stamped with corrugated sheet at regular intervals by many, and surrounding is led to
Gasket seal is crossed, and is formed with framework compression overlapping with spiral is compressed, four corner apertures of plate and pad form point of fluid
Pipe arrangement and manifold trunk, while again reasonably separate cold fluid and hot fluid, it is flowed respectively in the runner of every piece of plate both sides, lead to
Cross plate and carry out heat exchange.
For using water wisely, production cost is reduced, in the industrial production, plate type heat exchanger uses recirculated water mostly, due to following
Ring water is reused in production system for a long time, and a large amount of impurity dirts are contained in water, therefore, are transported for a long time in plate type heat exchanger
During row, its internal structure fouling and clogging can be caused, influences heat transfer effect, or even plate pressure at both sides can be caused unbalanced,
There is liquid leakage.
To ensure the steady production of system, irregular dismounting, cleaning need to be carried out to plate type heat exchanger, changes sealing gasket,
Such a maintenance mode, substantial amounts of human and material resources are not only expended, add sour water discharge capacity and new water consumption, also reduce board-like change
The service life of hot device.
Utility model content
The utility model is for deficiency existing for above-mentioned existing maintenance technology, there is provided one kind invests small, environmentally friendly, service life
A kind of long, cost-effective plate type heat exchanger with on-line cleaning mechanism.
To achieve these goals, the technical solution of the utility model is specific as follows：
A kind of plate type heat exchanger with on-line cleaning mechanism, including heat exchanger body, on-line cleaning mechanism, it is described online
Wiper mechanism includes acid delivering tube, ACID, water-supply-pipe, drainpipe, woven hose, discharging tube, described acid delivering tube one end and relieving haperacidity system
The leakage fluid dram connection of system, the other end are connected by the first valve with the acid inlet of the heat exchanger body, described ACID one end
It is connected with the acid mouth of the heat exchanger body, the liquid return hole connection of the other end and acid making system, described water-supply-pipe one end and institute
The water inlet connection of heat exchanger body is stated, the other end is connected by the outlet pipe of the second valve and cooling tower, the drainpipe one
End is connected with the water return outlet of the heat exchanger body, and the other end is connected by the 3rd valve with the return pipe of the cooling tower, institute
State woven hose one end to be connected with the acid delivering tube by the 4th valve, the other end is connected with the water-supply-pipe, the discharging tube one
End is connected by the 5th valve with the drainpipe, and the other end is connected with the ACID.
The acid mouth junction of the ACID and the heat exchanger body sets the 6th valve.
The water inlet junction of the water-supply-pipe and the heat exchanger body sets the 7th valve.
The water return outlet junction of the drainpipe and the heat exchanger body sets the 8th valve.
The woven hose sets the 9th valve with the water-supply-pipe junction.
Set on the woven hose and valvular first liquid discharging tube is installed.
The discharging tube sets the tenth valve with the ACID junction.
Set on the discharging tube and valvular second liquid discharging tube is installed.
The beneficial effects of the utility model are：The utility model need not be dismantled to plate type heat exchanger, effectively reduce
The loss of sealing gasket, increases the service life of plate type heat exchanger, reduces plate type heat exchanger cleaning charge, it is close to have saved replacing
The artificial and Master Cost of packing, because easy to clean, the cleaning frequency of plate type heat exchanger can be increased, effectively alleviate water channel,
The problem of sour road can not play maximum efficiency because of fouling deposition, the heat exchange area of plate type heat exchanger is increased, ensure that system is steady
Fixed production.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1. heat exchanger body, 2. acid delivering tubes, 3. ACIDs, 4. water-supply-pipes, 5. drainpipes, 6. woven hoses, 7. discharge opeings
Pipe, 8. first valves, 9. second valves, 10. the 3rd valves, 11. the 4th valves, 12. the 5th valves, 13. the 6th valves, 14.
7th valve, 15. the 8th valves, 16. the 9th valves, 17. valvular first liquid discharging tubes of installation, 18. the tenth valves, 19. peaces
Fill valvular second liquid discharging tube.
Embodiment
As shown in figure 1, a kind of plate type heat exchanger with on-line cleaning mechanism, including heat exchanger body 1, on-line cleaning machine
Structure, on-line cleaning mechanism include acid delivering tube 2, ACID 3, water-supply-pipe 4, drainpipe 5, woven hose 6, discharging tube 7, acid delivering tube 2 one
End is connected with the leakage fluid dram of acid making system, and the other end is connected by the first valve 8 with the acid inlet of heat exchanger body 1, ACID 3
One end is connected by the 6th valve 13 with the acid mouth of heat exchanger body 1, the liquid return hole connection of the other end and acid making system, water delivery
The one end of pipe 4 is connected by the 7th valve 14 with the water inlet of heat exchanger body 1, and the other end passes through the second valve 9 and cooling tower
Outlet pipe is connected, and the one end of drainpipe 5 is connected by the 8th valve 15 with the water return outlet of heat exchanger body 1, and the other end passes through the 3rd
Valve 10 is connected with the return pipe of cooling tower, and the one end of woven hose 6 is connected by the 4th valve 11 with acid delivering tube 2, and the other end passes through
9th valve 16 is connected with water-supply-pipe 4, is set on woven hose and is installed valvular first liquid discharging tube 17, described one end of discharging tube 7
It is connected by the 5th valve 12 with the drainpipe 5, the other end is connected by the tenth valve 18 with the ACID 3, discharging tube
Upper set installs valvular second liquid discharging tube 19.
The utility model when in use, when carrying out on-line cleaning to plate type heat exchanger water channel, closes the first valve 8, the
Six valves 13, the second valve 9, the 3rd valve 10, open the 4th valve 11, the tenth valve 18, the 9th valve 16, the 5th valve
12, diluted acid is entered in woven hose 6 by acid delivering tube 2, enters water-supply-pipe 4 by woven hose 6, enters heat exchanger sheet by water-supply-pipe 4
The water channel of body 1, acid solution and the fouling in water channel（CaCO3、Mg(OH)2）Chemically react, so as to reach the purpose of scale removal, instead
The sour water answered enters discharging tube 7 through drainpipe 5, and tower is returned by ACID 3.
After water channel has cleaned, then on-line cleaning is carried out to plate type heat exchanger acid road, close the 7th valve 14, the 8th valve
15th, the 3rd valve 10, the 5th valve 12, the tenth valve 18, the second valve 9, the 4th valve 11, the 9th valve 16, first are opened
Valve 8, the 6th valve 13, allow recirculated water to enter woven hose 6 by water-supply-pipe 4, then enter acid delivering tube 2 from woven hose 6, pass through defeated acid
Pipe 2 enters plate type heat exchanger acid road, by completing the cleaning of deposition on plate to the flushing in sour road, the water after cleaning after
It is continuous tower is returned by ACID 3 to recycle.
After whole cleanings terminate, the 4th valve 11, the 5th valve 12, the 9th valve 16, the tenth valve 18 are closed, and
Open and valvular first liquid discharging tube 17, valvular second liquid discharging tube 19 of installation are installed, drain the liquid of residual in pipeline.
Whole cleaning process, only needs manual adjustment valve, all sour waters can reuse to system, reduce sour water discharge
Amount, has saved new water, plays a part of environmental protection, energy-conservation, because need not be dismantled to plate type heat exchanger, effectively reduces close
The loss of packing, increase the service life of plate type heat exchanger, reduce plate type heat exchanger cleaning charge, save replacing sealing gasket
Cost, save manpower, because easy to clean, it is possible to increase the cleaning frequency of plate type heat exchanger, effectively prevent water channel acid road
Optimal effect is not had because of fouling deposition, increases the heat exchange area of plate type heat exchanger, ensures system steady production.
Claims (8)
1. a kind of plate type heat exchanger with on-line cleaning mechanism, including heat exchanger body（1）, on-line cleaning mechanism, its feature
It is：The on-line cleaning mechanism includes acid delivering tube（2）, ACID（3）, water-supply-pipe（4）, drainpipe（5）, woven hose（6）, row
Liquid pipe（7）, the acid delivering tube（2）The leakage fluid dram of one end and acid making system connects, and the other end passes through the first valve（8）Changed with described
Hot device body（1）Acid inlet connection, the ACID（3）One end and the heat exchanger body（1）Acid mouth connection, it is another
End is connected with the liquid return hole of acid making system, the water-supply-pipe（4）One end and the heat exchanger body（1）Water inlet connection, separately
One end passes through the second valve（9）It is connected with the outlet pipe of cooling tower, the drainpipe（5）One end and the heat exchanger body（1）
Water return outlet connection, the other end passes through the 3rd valve（10）It is connected with the return pipe of the cooling tower, the woven hose（6）One end
Pass through the 4th valve（11）With the acid delivering tube（2）Connection, the other end and the water-supply-pipe（4）Connection, the discharging tube（7）One
End passes through the 5th valve（12）With the drainpipe（5）Connection, the other end and the ACID（3）Connection.
A kind of 2. plate type heat exchanger with on-line cleaning mechanism according to claim 1, it is characterised in that：The acid discharge
Pipe（3）With the heat exchanger body（1）Acid mouth junction set the 6th valve（13）.
A kind of 3. plate type heat exchanger with on-line cleaning mechanism according to claim 2, it is characterised in that：The water delivery
Pipe（4）With the heat exchanger body（1）Water inlet junction set the 7th valve（14）.
A kind of 4. plate type heat exchanger with on-line cleaning mechanism according to claim 3, it is characterised in that：The draining
Pipe（5）With the heat exchanger body（1）Water return outlet junction set the 8th valve（15）.
A kind of 5. plate type heat exchanger with on-line cleaning mechanism according to claim 4, it is characterised in that：The transfusion
Pipe（6）With the water-supply-pipe（4）Junction sets the 9th valve（16）.
A kind of 6. plate type heat exchanger with on-line cleaning mechanism according to claim 5, it is characterised in that：The transfusion
Pipe（6）Upper set installs valvular first liquid discharging tube（17）.
A kind of 7. plate type heat exchanger with on-line cleaning mechanism according to claim 6, it is characterised in that：The discharge opeing
Pipe（7）With the ACID（3）Junction sets the tenth valve（18）.
A kind of 8. plate type heat exchanger with on-line cleaning mechanism according to claim 7, it is characterised in that：The discharge opeing
Pipe（7）Upper set installs valvular second liquid discharging tube（19）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721075608.6U CN207197349U (en) | 2017-08-25 | 2017-08-25 | A kind of plate type heat exchanger with on-line cleaning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721075608.6U CN207197349U (en) | 2017-08-25 | 2017-08-25 | A kind of plate type heat exchanger with on-line cleaning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207197349U true CN207197349U (en) | 2018-04-06 |
Family
ID=61795366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721075608.6U Active CN207197349U (en) | 2017-08-25 | 2017-08-25 | A kind of plate type heat exchanger with on-line cleaning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207197349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797839A (en) * | 2020-12-30 | 2021-05-14 | 卢龙县双益磷化有限责任公司 | Cleaning-free system of sulfuric acid purification plate type heat exchanger and use method |
-
2017
- 2017-08-25 CN CN201721075608.6U patent/CN207197349U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112797839A (en) * | 2020-12-30 | 2021-05-14 | 卢龙县双益磷化有限责任公司 | Cleaning-free system of sulfuric acid purification plate type heat exchanger and use method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |