CN208012431U - Heat-exchange device in Dyeing Wastewater Treatment system - Google Patents
Heat-exchange device in Dyeing Wastewater Treatment system Download PDFInfo
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- CN208012431U CN208012431U CN201820096887.2U CN201820096887U CN208012431U CN 208012431 U CN208012431 U CN 208012431U CN 201820096887 U CN201820096887 U CN 201820096887U CN 208012431 U CN208012431 U CN 208012431U
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Abstract
The utility model discloses the heat-exchange devices in a kind of Dyeing Wastewater Treatment system, it is related to sewage treatment field, including wastewater disposal basin, the sewage pipe being connected with wastewater disposal basin, the plate heat exchanger being connected with sewage pipe, it is connected with plate heat exchanger and flows to opposite cold water pipe with sewage pipe, the sewage pipe includes the sewage inlet pipe being connected with plate heat exchanger one end, the sewage outlet pipe being connected with the plate heat exchanger other end, the cold water pipe includes the cold water inlet pipe being connected with plate heat exchanger setting sewage outlet pipe one end, the cold water outlet pipe being connected with plate heat exchanger setting sewage inlet pipe one end, it is both provided with inlet valve at the sewage inlet pipe and cold water inlet pipe, it is both provided with flowing water Valve at the sewage outlet pipe and cold water outlet pipe.The utility model, which provides, to be recycled the heat in waste water, play the heat-exchange device in a kind of Dyeing Wastewater Treatment system of energy-saving effect.
Description
Technical field
The utility model is related to field of waste water treatment, the more particularly to heat-exchange device in Dyeing Wastewater Treatment system.
Background technology
The dye species that the whole world uses at present reach tens thousand of kinds, in bleaching and dyeing wastewater mainly contain dyestuff, slurry, auxiliary agent, finish,
There is complicated component, changeableization, concentration height, strong toxicity, difficult to degrade, water quality to change model for soda acid, fiber impurity, heavy metallic salt etc.
Big feature is enclosed, is one of main organic wastewater pollution sources in China.
The patent document of China Patent Publication No. CN103723888A discloses a kind of Dyeing Wastewater Treatment technique, including such as
Lower process：A. pre-treatment is carried out to bleaching and dyeing wastewater, removes insoluble impurities therein；B. the solubility gold in bleaching and dyeing wastewater is removed
Belong to ion；C. the pH value of bleaching and dyeing wastewater is adjusted to 3.8-4, and to its preoxygenation 1-3 hours；D. bioactivity film unit is used
Organic matter in degradation bleaching and dyeing wastewater；E. bleaching and dyeing wastewater is placed under sunlight exposure 20-30 hours；F. it is put into bleaching and dyeing wastewater
For rice-straw ash-quartz sand-Mixture of Activated Carbon of its volume 20-25%, 10-12 hours are stood, filters off plant ash-quartz sand-activity
Carbon mixture；Organic matter in the film unit aerobic breakdown bleaching and dyeing wastewater using bioactivity is allowed to bioactivity film unit
It is soaked in 30-40 DEG C of bleaching and dyeing wastewater 10-15 hours, and sky was passed through to bleaching and dyeing wastewater bottom with 0.2-0.7L/ seconds speed
Gas.
During bleachinging and dyeing, it will be passed through steam into dye vat and heated and exchanged heat, so the temperature meeting of bleaching and dyeing wastewater
Higher than normal-temperature water, and directly waste water is handled in above-mentioned technical proposal, it will cause the loss of the energy and wastes.
Utility model content
The purpose of this utility model is to provide the heat-exchange device in a kind of Dyeing Wastewater Treatment system, can will be in waste water
Heat be recycled, play energy-saving effect.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of Dyeing Wastewater Treatment
Heat-exchange device in system, including wastewater disposal basin, the sewage pipe being connected with wastewater disposal basin, the plate-type heat-exchange that is connected with sewage pipe
Device is connected with plate heat exchanger and flows to opposite cold water pipe with sewage pipe.
By using above-mentioned technical proposal, because the waste water temperature after bleachinging and dyeing is higher, carried out just to the effluent part
Before formula processing, first by the effluent part by plate heat exchanger, meanwhile, the water at low temperature that actual needs uses is passed through into cold water pipe
Plate heat exchanger is also passed through, the heat conduction between waste water and water at low temperature is realized in this process, by heat contained in waste water
It makes full use of, to play energy-saving effect, reduces and the energy that water at low temperature heats up is used, play the role of reducing cost.
The utility model is further arranged to：The sewage pipe include the sewage that is connected with plate heat exchanger one end into
Pipe, the sewage outlet pipe being connected with the plate heat exchanger other end, the cold water pipe include that sewage outlet pipe is arranged with plate heat exchanger
Cold water inlet pipe that one end is connected, the cold water outlet pipe being connected with plate heat exchanger setting sewage inlet pipe one end, the sewage into
It is both provided with inlet valve at pipe and cold water inlet pipe, flowing water Valve is both provided at the sewage outlet pipe and cold water outlet pipe.
By using above-mentioned technical proposal, the hot waste water and water at low temperature of opposite course are respectively flowing through sewage pipe and cold water
Heat exchange will be realized after pipe in plate heat exchanger, to reduce to the energy used in water at low temperature heating, plays energy-efficient effect
Fruit, and flow can be opened and closed using inlet valve and flowing water Valve.
The utility model is further arranged to：The sewage pipe is communicated in wastewater disposal basin away from one end of plate heat exchanger, institute
It states and is provided with grid in wastewater disposal basin.
It, can be to large volume of in waste water before waste water enters to plate heat exchanger by using above-mentioned technical proposal
Solid matter plays the role of isolation removal, avoids having adverse effect on the performance of plate heat exchanger because of impurity.
The utility model is further arranged to：The first recoil mechanism is provided between the sewage inlet pipe and sewage outlet pipe,
It is described first recoil mechanism include the first recoil tube being communicated between sewage inlet pipe and sewage outlet pipe, be communicated in sewage inlet pipe and
The first return duct between sewage outlet pipe, one end that first recoil tube is communicated in sewage inlet pipe connect relative to the first return duct
The one end for passing through sewage inlet pipe is away from plate heat exchanger, and first recoil tube is communicated in one end of sewage outlet pipe relative to
One return duct is communicated in one end of sewage outlet pipe close to plate heat exchanger, and first recoil tube is provided with the first recoil valve
Door, first return duct are provided with the first return valve.
By using above-mentioned technical proposal, waste water from sewage inlet pipe enters plate heat exchanger and from sewage outlet pipe to outflow
Go out, meanwhile, water at low temperature is entered into plate heat exchanger by cold water inlet pipe and is flowed outwardly from cold water outlet pipe, to realize waste water and low
Heat conduction between warm water, recycles the thermal energy in waste water, reduces and uses the energy that water at low temperature heats up, plays energy saving effect
Fruit；Using the first recoil tube and the first return duct, after some time has elapsed, by closing inlet valve and flowing water Valve,
The first recoil valve and the first return valve are opened, waste water can be made to flow counterflow through plate heat exchanger, to play backwash
Effect, extends the service life of plate heat exchanger.
The utility model is further arranged to：The second recoil mechanism is provided between the cold water inlet pipe and cold water outlet pipe,
It is described second recoil mechanism include the second recoil tube being communicated between cold water inlet pipe and cold water outlet pipe, be communicated in cold water inlet pipe and
The second return duct between cold water outlet pipe, one end that second recoil tube is communicated in sewage inlet pipe connect relative to the second return duct
The one end for passing through sewage inlet pipe is away from plate heat exchanger, and second recoil tube is communicated in one end of sewage outlet pipe relative to
Two return ducts are communicated in one end of sewage outlet pipe close to plate heat exchanger, and second recoil tube is provided with the second recoil valve
Door, second return duct are provided with the second return valve.
By using above-mentioned technical proposal, when waste water recoils, then water at low temperature is also realized to recoil, keep in cold water pipe
Water at low temperature is flowed to waste water flow direction in sewage pipe always on the contrary, then realizing water at low temperature and the heat exchange of waste water.
The utility model is further arranged to：Suction pump, the wastewater disposal basin are provided between the sewage pipe and wastewater disposal basin
Less than suction pump, vacuum diversion volume is provided between the suction pump and wastewater disposal basin.
It can be preferably by the effect of suction pump when vacuum diversion volume is in vacuum by using above-mentioned technical proposal
Waste water in wastewater disposal basin is pumped into plate heat exchanger, the flowing for influencing waste water because of the low level of wastewater disposal basin and heat is avoided to hand over
It changes.
The utility model is further arranged to：Communicating pipe, the company are provided between the vacuum diversion volume and wastewater disposal basin
Siphunculus includes the access tube for being communicated in wastewater disposal basin, one end is communicated in access tube and the other end is communicated in the transition of vacuum diversion volume
Pipe, respectively with access tube and vacuum diversion volume in being detachably connected, the end of the coupling tube is embedded at the both ends of the coupling tube
There is filter screen.
By using above-mentioned technical proposal, filtering can be further functioned as before entering plate heat exchanger to waste water and made
With, and coupling tube can be dismantled and filter screen is replaced, or coupling tube inside is cleaned.
The utility model is further arranged to：The grid vertically slides the side wall for being connected to wastewater disposal basin.
It, can be to the solids that is retained down on grid by pulling up grid by using above-mentioned technical proposal
Matter is removed, to allow grid to be persistently filtered solid impurity.
In conclusion the utility model has the advantages that：
One：Conduction heat exchange can be carried out to the heat in hot waste water, enable heat in waste water by plate heat exchanger
In enough conduction to water at low temperature, to reduce the use of the energy, energy-efficient effect is played；
Secondly：Using the first, second recoil mechanism, plate heat exchanger can be backwashed, extend plate heat exchanger
Service life, while realize heat conduction can be also carried out in back flushing process.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is that the present embodiment is mainly used for embodying the vertical view of plate heat exchanger.
Reference numeral：1, wastewater disposal basin；2, sewage pipe；21, sewage inlet pipe；22, sewage outlet pipe；3, plate heat exchanger；4, cold
Water pipe；41, cold water inlet pipe；42, cold water outlet pipe；5, inlet valve；6, flowing water Valve；7, grid；8, the first recoil mechanism；81,
First recoil tube；82, the first return duct；83, the first recoil valve；84, the first return valve；9, the second recoil mechanism；91,
Two recoil tubes；92, the second return duct；93, the second recoil valve；94, the second return valve；10, suction pump；11, vacuum water diversion
Tank；12, communicating pipe；121, access tube；122, coupling tube.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
A kind of heat-exchange device in Dyeing Wastewater Treatment system, referring to Fig.1 shown in, including it is wastewater disposal basin 1, useless for being connected to
The sewage pipe 2 in pond 1, the cold water pipe 4 for being connected to water at low temperature, the plate heat exchanger being connected with sewage pipe 2 and cold water pipe 4
3, and the water (flow) direction in sewage pipe 2 and cold water pipe 4 during flowing through plate heat exchanger 3 on the contrary, so that realize that high temperature is useless
Heat exchange between water and water at low temperature, promotes the temperature of water at low temperature, and the water at low temperature after will heat up is used for actual production.
With reference to shown in Fig. 2, sewage pipe 2 is communicated in wastewater disposal basin 1 including one end（It is shown in Fig. 1）And the other end be communicated in it is board-like
The sewage inlet pipe 21 of heat exchanger 3；Sewage pipe 2 further includes the sewage outlet pipe 22 for being communicated in plate heat exchanger 3 and sewage inlet pipe 21, is given up
Waste water in pond 1 enters to plate heat exchanger 3 by sewage inlet pipe 21, then is discharged from sewage outlet pipe 22.In order to right
Effective recycling is carried out by the heat in the waste water of plate heat exchanger 3, is provided on plate heat exchanger 3 and sewage pipe 2
Opposite cold water pipe 4 is flowed to, cold water pipe 4 includes the cold water for being communicated in plate heat exchanger 3 and being located at the same side with sewage outlet pipe 22
It inlet pipe 41 and is communicated in plate heat exchanger 3 and cold water inlet pipe 41 and is located at the cold water outlet pipe 42 of the same side with sewage inlet pipe 21,
Cold water inlet pipe 41 is communicated in the water at low temperature that actual needs uses, and water at low temperature is entered to from cold water inlet pipe 41 in plate heat exchanger 3,
Heat exchange is realized with waste water, so that the temperature of the water at low temperature flowed out from cold water outlet pipe 42 is had and improve, in turn during being somebody's turn to do
Heat in waste water can be realized and be recycled, reach better energy-saving effect.
It is backwashed to be realized to plate heat exchanger 3, it is anti-that first is provided between sewage inlet pipe 21 and sewage outlet pipe 22
Punch mechanism 8, the first recoil mechanism 8 include the first recoil tube 81 being communicated between sewage inlet pipe 21 and sewage outlet pipe 22, connection
The first return duct 82 between sewage inlet pipe 21 and sewage outlet pipe 22, the first recoil tube 81 are communicated in one end of sewage inlet pipe 21
One end that sewage inlet pipe 21 is communicated in relative to the first return duct 82 is located farther from plate heat exchanger 3, then waste water is in flowing, first
It flows through the first recoil tube 81 and passes through the first return duct 82；And one end that the first recoil tube 81 is communicated in sewage outlet pipe 22 is opposite
One end that sewage outlet pipe 22 is communicated in the first return duct 82 is closer to plate heat exchanger 3, then waste water is first flowed through in flowing
First recoil tube 81 passes through the first return duct 82.
And it is provided with inlet valve 5 between the first recoil tube 81 and the first return duct 82 in sewage inlet pipe 21,
Sewage outlet pipe 22 is provided with flowing water Valve 6 between the first recoil tube 81 and the first return duct 82, is leaned in the first recoil tube 81
One end of nearly sewage inlet pipe 21 is provided with the first recoil valve 83, is arranged close to one end of sewage outlet pipe 22 in the first return duct 82
There is the first return valve 84.During normal use, the first recoil valve 83 and the first return valve 84 are closed, water inlet is opened
Valve 5 and flowing water Valve 6, to enable waste water to be entered in plate heat exchanger 3 again by sewage outlet pipe 22 by sewage inlet pipe 21
It discharges.And when backwashing is desired, inlet valve 5 and flowing water Valve 6 are closed, the first recoil valve 83 and first time are opened
Valve 84 is flowed, then the waste water in sewage inlet pipe 21 reversely flows into plate heat exchanger 3 via the first recoil tube 81, then from first time
Flow tube 82 flows out and flow to sewage outlet pipe 22 and discharge.
In order to which heat exchange still may be implemented in back flushing process, it is also provided between cold water inlet pipe 41 and cold water outlet pipe 42
There is the second recoil mechanism 9, the second recoil mechanism 9 is communicated in cold water inlet pipe 41 including one end and the other end is communicated in cold water outlet pipe 42
The second recoil tube 91, one end is communicated in cold water inlet pipe 41 and the other end is communicated in the second return duct 92 of cold water outlet pipe 42, and
And second recoil tube 91 be communicated in one end of cold water inlet pipe 41 and be communicated in one end of cold water inlet pipe 41 relative to the second return duct 92
It is located farther from plate heat exchanger 3, then water at low temperature first flows through the second recoil tube 91 and pass through the second return duct 92 in flowing；And
And second recoil tube 91 be communicated in one end of cold water outlet pipe 42 and be communicated in one end of cold water outlet pipe 42 relative to the second return duct 92
It is closer to plate heat exchanger 3, then water at low temperature first flows through the second recoil tube 91 and pass through the second return duct 92 in flowing.And
It is provided with inlet valve 5 between the second recoil tube 91 and the second return duct 92 in cold water inlet pipe 41, in cold water outlet pipe 42
It is provided with flowing water Valve 6 between the second recoil tube 91 and the second return duct 92, near-cool-water inlet pipe 41 is leaned in the second recoil tube 91
One end be provided with the second recoil valve 93, one end of near-cool-water outlet pipe 42 is provided with the second return valve in the second return duct 92
Door 94.Then water at low temperature is then also realized recoil by waste water in back flushing process, keeps water at low temperature flow direction and sewage in cold water pipe 4
Waste water flow direction is always on the contrary, then realize water at low temperature and the heat exchange of waste water in pipe 2.
Shown in referring to Fig.1, wastewater disposal basin 1 is in open setting and is less than plate heat exchanger 3, between 1 opposing sidewalls of wastewater disposal basin
There are one the grids 7 for removing large volume solid impurity for vertically sliding connection, after waste water flows through grid 7, in waste water
A communicating pipe 12 is stretched into pond 1, communicating pipe 12 includes the access tube 121 being inserted into wastewater disposal basin 1, and access tube 121 is upward
Extend and stretch out on wastewater disposal basin 1 and be open, one is removably connected with by flange in the one end of access tube 121 far from wastewater disposal basin 1
Coupling tube 122 is embedded with a filter screen in the port of coupling tube 122（It is not indicated in figure）；In coupling tube 122 far from access tube
There are one vacuum diversion volume 11, vacuum diversion volume 11 is connected with a suction pump 10, the water outlet of suction pump 10 for 121 one end setting
Pipe is communicated in sewage pipe 21, is successfully passed through to progress in plate heat exchanger 3 so as to the waste water in the wastewater disposal basin 1 by low level
Heat exchange.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. the heat-exchange device in a kind of Dyeing Wastewater Treatment system, it is characterized in that：Including wastewater disposal basin（1）With wastewater disposal basin（1）Phase
The sewage pipe of connection（2）With sewage pipe（2）The plate heat exchanger being connected（3）With plate heat exchanger（3）Be connected and with dirt
Water pipe（2）Flow to opposite cold water pipe（4）.
2. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 1, it is characterized in that：The sewage pipe
（2）Including with plate heat exchanger（3）The sewage inlet pipe that one end is connected（21）With plate heat exchanger（3）What the other end was connected
Sewage outlet pipe（22）, the cold water pipe（4）Including with plate heat exchanger（3）Sewage outlet pipe is set（22）The cold water that one end is connected
Inlet pipe（41）With plate heat exchanger（3）Sewage inlet pipe is set（21）The cold water outlet pipe that one end is connected（42）, the sewage inlet pipe
（21）With cold water inlet pipe（41）Place is both provided with inlet valve（5）, the sewage outlet pipe（22）With cold water outlet pipe（42）Place is all provided with
It is equipped with flowing water Valve（6）.
3. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 1 or 2, it is characterized in that：The sewage
Pipe（2）Away from plate heat exchanger（3）One end be communicated in wastewater disposal basin（1）, the wastewater disposal basin（1）Inside it is provided with grid（7）.
4. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 2, it is characterized in that：The sewage inlet pipe
（21）With sewage outlet pipe（22）Between be provided with the first recoil mechanism（8）, first recoil mechanism（8）Including being communicated in sewage
Inlet pipe（21）With sewage outlet pipe（22）Between the first recoil tube（81）, be communicated in sewage inlet pipe（21）With sewage outlet pipe（22）It
Between the first return duct（82）, first recoil tube（81）It is communicated in sewage inlet pipe（21）One end relative to the first return duct
（82）It is communicated in sewage inlet pipe（21）One end be away from plate heat exchanger（3）, first recoil tube（81）It is communicated in sewage
Outlet pipe（22）One end relative to the first return duct（82）It is communicated in sewage outlet pipe（22）One end close to plate heat exchanger
（3）, first recoil tube（81）It is provided with the first recoil valve（83）, first return duct（82）It is provided with the first reflux
Valve（84）.
5. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 4, it is characterized in that：The cold water inlet pipe
（41）With cold water outlet pipe（42）Between be provided with the second recoil mechanism（9）, second recoil mechanism（9）Including being communicated in cold water
Inlet pipe（41）With cold water outlet pipe（42）Between the second recoil tube（91）, be communicated in cold water inlet pipe（41）With cold water outlet pipe（42）It
Between the second return duct（92）, second recoil tube（91）It is communicated in sewage inlet pipe（21）One end relative to the second return duct
（92）It is communicated in sewage inlet pipe（21）One end be away from plate heat exchanger（3）, second recoil tube（91）It is communicated in sewage
Outlet pipe（22）One end relative to the second return duct（92）It is communicated in sewage outlet pipe（22）One end close to plate heat exchanger
（3）, second recoil tube（91）It is provided with the second recoil valve（93）, second return duct（92）It is provided with the second reflux
Valve（94）.
6. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 5, it is characterized in that：The sewage pipe
（2）With wastewater disposal basin（1）Between be provided with suction pump（10）, the wastewater disposal basin（1）Less than suction pump（10）, the suction pump（10）
With wastewater disposal basin（1）Between be provided with vacuum diversion volume（11）.
7. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 6, it is characterized in that：The vacuum water diversion
Tank（11）With wastewater disposal basin（1）Between be provided with communicating pipe（12）, the communicating pipe（12）Including being communicated in wastewater disposal basin（1）Be passed through
Pipe（121）, one end be communicated in access tube（121）And the other end is communicated in vacuum diversion volume（11）Coupling tube（122）, the mistake
Cross pipe（122）Both ends respectively with access tube（121）And vacuum diversion volume（11）In being detachably connected, the coupling tube（122）
End be embedded with filter screen.
8. the heat-exchange device in Dyeing Wastewater Treatment system according to claim 3, it is characterized in that：The grid（7）
Vertically sliding is connected to wastewater disposal basin（1）Side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096887.2U CN208012431U (en) | 2018-01-19 | 2018-01-19 | Heat-exchange device in Dyeing Wastewater Treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820096887.2U CN208012431U (en) | 2018-01-19 | 2018-01-19 | Heat-exchange device in Dyeing Wastewater Treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208012431U true CN208012431U (en) | 2018-10-26 |
Family
ID=63883226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820096887.2U Expired - Fee Related CN208012431U (en) | 2018-01-19 | 2018-01-19 | Heat-exchange device in Dyeing Wastewater Treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208012431U (en) |
-
2018
- 2018-01-19 CN CN201820096887.2U patent/CN208012431U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314023 dyeing zone of Honghe Town, Xiuzhou District, Jiaxing, Zhejiang Patentee after: Jiaxing Qizhou bleaching and dyeing Co.,Ltd. Address before: 314023 dyeing zone of Honghe Town, Xiuzhou District, Jiaxing, Zhejiang Patentee before: JIAXING QIZHOU BLEACHING & DYEING CO.,LTD. |
|
| 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: 20181026 Termination date: 20220119 |