CN212789996U - Wastewater pretreatment equipment - Google Patents
Wastewater pretreatment equipment Download PDFInfo
- Publication number
- CN212789996U CN212789996U CN202021385279.7U CN202021385279U CN212789996U CN 212789996 U CN212789996 U CN 212789996U CN 202021385279 U CN202021385279 U CN 202021385279U CN 212789996 U CN212789996 U CN 212789996U
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- Prior art keywords
- cavity
- heat exchange
- filter
- filtering
- shell
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- 239000002351 wastewater Substances 0.000 title claims abstract description 72
- 238000001914 filtration Methods 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims description 5
- 239000008399 tap water Substances 0.000 description 8
- 235000020679 tap water Nutrition 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to a water treatment technical field discloses a waste water pretreatment equipment. The heat exchanger comprises a shell, wherein a cavity is formed in the shell, two partition plates are arranged in the cavity, and the cavity is divided into a heat exchange cavity, a filtering cavity and a collecting cavity from top to bottom by the two partition plates; a wavy heat exchange tube is arranged in the heat exchange cavity, one end of the heat exchange tube extends out of the upper end face of the shell, the other end of the heat exchange tube penetrates through the partition plate positioned on the upper side and extends into the filtering cavity, and a water inlet tube and a water outlet tube extending out of the shell are arranged on the side wall of the heat exchange cavity; the filter cavity is internally provided with a filter mechanism which is connected with the other end of the heat exchange tube and used for filtering wastewater, the side wall of the filter cavity is provided with a drain pipe communicated with the outside of the shell, and the partition plate positioned at the lower side is provided with a filter residue collecting port used for guiding filter residues into the collecting cavity. Through above-mentioned structure, make waste water pretreatment equipment can carry out heat exchange treatment to high temperature waste water and make waste water obtain preliminary filtration processing simultaneously.
Description
Technical Field
The utility model relates to a water treatment technical field, specifically speaking relates to a waste water pretreatment equipment.
Background
The waste water is a general term of water and runoff rainwater drained in the process of activities of residents. The water discharged during the activities of residents not only comprises the waste water produced in the lives of the residents, but also comprises the waste water discharged by factories. At present, with the development of industry, factories are continuously built, and the daily generated wastewater amount is gradually increased; for example, a large amount of high-temperature wastewater must be discharged in the production process of the industries such as textile, printing and dyeing, brewing, food, chemical industry and the like, the heat energy contained in the high-temperature wastewater cannot be recycled, and meanwhile, impurities with large particle size contained in the high-temperature wastewater are not pre-filtered well and are directly discharged, so that the high-temperature wastewater pollutes the environment.
SUMMERY OF THE UTILITY MODEL
To the heat energy in the waste water that exists among the prior art can't obtain preferred recycle and not obtain the defect that preliminary filtration handles the direct discharge polluted environment, the utility model provides a waste water pretreatment equipment. The waste water pre-filtering device can realize the functions of recycling heat energy in waste water and pre-filtering the waste water.
In order to solve the above technical problem, the present invention solves the above technical problems.
A wastewater pretreatment device comprises a shell, wherein a cavity is arranged in the shell, two clapboards are arranged in the cavity, and the cavity is divided into a heat exchange cavity, a filtering cavity and a collecting cavity from top to bottom by the two clapboards; a wavy heat exchange tube is arranged in the heat exchange cavity, one end of the heat exchange tube extends out of the upper end face of the shell, the other end of the heat exchange tube penetrates through the partition plate positioned on the upper side and extends into the filtering cavity, and a water inlet tube and a water outlet tube extending out of the shell are arranged on the side wall of the heat exchange cavity; the filter cavity is internally provided with a filter mechanism which is connected with the other end of the heat exchange tube and used for filtering wastewater, the side wall of the filter cavity is provided with a drain pipe communicated with the outside of the shell, and the partition plate positioned at the lower side is provided with a filter residue collecting port used for guiding filter residues into the collecting cavity.
Through the utility model provides a structure for the heat exchange tube can carry out heat transfer treatment to high temperature waste water, makes the heat energy in the waste water can obtain abundant utilization, and simultaneously, the setting of filter mechanism can make waste water obtain prefiltering treatment, makes the filter residue in the waste water obtain filtering, the post processing of the waste water of being convenient for better.
Preferably, the filtering mechanism comprises a filter cartridge with openings at two ends and obliquely arranged in the filter cavity, filter holes are uniformly distributed on the side surface of the filter cartridge, mounting plates are arranged at two ends of the filter cartridge, a wastewater inlet pipe communicated with the interior of the filter cartridge and connected with the other end of the heat exchange pipe is arranged on the mounting plate positioned at the upper side, and a filter residue outlet communicated with the interior of the filter cartridge is arranged on the mounting plate positioned at the lower side; the mounting plates are provided with a rotating shaft which can rotate and penetrate through the filter cartridge, rotating plates which are respectively attached to the corresponding mounting plates are arranged on the rotating shaft and positioned in the filter cartridge, and notches are oppositely arranged on the rotating plates and are respectively matched with the wastewater inlet pipe and the filter residue outlet.
Through the utility model provides a structure for the pivot is rotated and can be driven the breach and cooperate with waste water inlet tube and filter residue discharge port in proper order, and then makes the cartridge filter can be in and carry out filterable state and be convenient for the state to filter back filter residue discharge cartridge filter to waste water, realizes the separation of filtrating and filter residue after waste water preliminary filtration treatment better.
As preferred, in the pivot and lie in the rotor plate evenly to have laid along the radial scraper blade that sets up of cartridge filter, the lateral wall of scraper blade and the inboard wall laminating of cartridge filter mutually, make the pivot drive the scraper blade and scrape the cartridge filter inside wall better and sweep, avoid the filter residue to block up the filtration pore and make the filter effect reduce.
Preferably, the mounting plate at the lower side is provided with a motor for driving the rotating shaft to rotate, and preferably, the rotating shaft is driven to rotate.
Preferably, the end parts of the mounting plates extend outwards to form mounting parts, and the mounting parts are fixed on the side walls of the corresponding filter cavities through bolts, so that the mounting plates can be conveniently detached in the filter cavities.
Preferably, a slag discharge port is formed in the side wall of the collecting cavity, so that filter slag in the collecting cavity can be discharged out of the collecting cavity conveniently.
Drawings
FIG. 1 is a schematic view of a wastewater pretreatment apparatus in example 1;
fig. 2 is a schematic front view of the wastewater pretreatment apparatus in example 1;
fig. 3 is a schematic view of a mounting plate in embodiment 1;
fig. 4 is a schematic view of the rotating shaft in embodiment 1.
The names of the parts indicated by the numerical references in the drawings are as follows: 100. a housing; 101. a heat exchange cavity; 102. a filter chamber; 103. a collection chamber; 104. a drain pipe; 105. a slag discharge port; 110. a partition plate; 120. a filtering mechanism; 210. a heat exchange pipe; 221. a water inlet pipe; 222. a water outlet pipe; 230. a filter cartridge; 231. a filtration pore; 240. mounting a plate; 241. a motor; 311. a wastewater inlet pipe; 312. a residue discharge port; 313. an installation part; 410. a rotating shaft; 420. a rotating plate; 421. a notch; 422. a scraper.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1 to 4, the present embodiment provides a wastewater pretreatment apparatus, which includes a housing 100, a cavity is disposed in the housing 100, two partition plates 110 are disposed in the cavity, and the cavity is divided into a heat exchange chamber 101, a filter chamber 102 and a collection chamber 103 by the two partition plates 110 from top to bottom; a wavy heat exchange tube 210 is arranged in the heat exchange cavity 101, one end of the heat exchange tube 210 extends out of the upper end surface of the shell 100, the other end of the heat exchange tube 210 penetrates through the partition plate 110 positioned on the upper side and extends into the filter cavity 102, and a water inlet pipe 221 and a water outlet pipe 222 extending out of the shell 100 are arranged on the side wall of the heat exchange cavity 101; a filtering mechanism 120 connected with the other end of the heat exchange pipe 210 and used for filtering wastewater is arranged in the filtering cavity 102, a drain pipe 104 communicated with the outside of the casing 100 is arranged on the side wall of the filtering cavity 102, and a filter residue collecting port used for guiding filter residue into the collecting cavity 103 is arranged on the partition plate 110 positioned at the lower side.
Through the structure in the embodiment, normal-temperature tap water is injected into the heat exchange cavity 101 through the water inlet pipe 221, waste water is injected into the heat exchange pipe 210 through one end of the heat exchange pipe 210, the waste water in the heat exchange pipe 210 and the tap water in the heat exchange cavity 101 are subjected to heat exchange to heat up the tap water, water in the heat exchange pipe 210 is subjected to heat exchange and temperature reduction and then is injected into the filtering mechanism 120 through the other end of the heat exchange pipe 210 for pre-filtering treatment, and the warmed tap water in the heat exchange cavity 101 can be discharged through the water outlet pipe 222 for use; the heat exchange tubes 210 in this embodiment are made of a material with a good heat conductivity, and are arranged in a wavy manner, so that the heat exchange distance can be effectively increased, and the waste water in the heat exchange tubes can exchange heat with tap water better; the filtering mechanism 120 can filter the wastewater entering the filtering mechanism, so that the filtered wastewater is discharged from the filtering cavity 102 through the drain pipe 104, and the filtered filter residue enters the collecting cavity 103 through the residue discharge collecting port to be collected; according to the technical scheme, the heat energy of the high-temperature wastewater can be fully utilized by heat exchange, and meanwhile, the wastewater can be subjected to pre-filtering treatment, so that the wastewater pretreatment equipment is more energy-saving and environment-friendly.
In this embodiment, the filtering mechanism 120 includes a filter cartridge 230 with two open ends and obliquely disposed in the filter chamber 102, the side surface of the filter cartridge 230 is uniformly distributed with filter holes 231, the two ends of the filter cartridge 230 are both provided with mounting plates 240, the mounting plate 240 located on the upper side is provided with a wastewater inlet pipe 311 communicated with the interior of the filter cartridge 230 and connected with the other end of the heat exchange pipe 210, and the mounting plate 240 located on the lower side is provided with a filter residue outlet 312 communicated with the interior of the filter cartridge 230; a rotating shaft 410 which can rotate and penetrates through the filter cartridge 230 is arranged between the mounting plates 240, rotating plates 420 which are respectively attached to the corresponding mounting plates 240 are arranged on the rotating shaft 410 and positioned in the filter cartridge 230, notches 421 are oppositely arranged on the rotating plates 420, and the notches 421 are respectively matched with the waste water inlet pipe 311 and the filter residue outlet 312.
Through the arrangement of the filter cartridge 230 and the filter holes 231 in the present embodiment, the wastewater entering the filter cartridge 230 can be filtered by the filter holes 231, so that the filter residue is retained in the filter cartridge 230; the rotating plate 420 and the mounting plate 240 are in close fit to prevent waste water from leaking from the opening of the filter cartridge 230 through the arrangement of the rotating shaft 410, the rotating plate 420, the notch 421, the waste water inlet pipe 311 and the filter residue outlet 312, wherein the waste water inlet pipe 311 and the filter residue outlet 312 are symmetrically distributed along the rotating shaft 410, so that the rotating shaft 410 rotates to drive the rotating plate 420 to rotate, when the notch 421 on the upper rotating plate 420 is opposite to the waste water inlet pipe 311, the lower rotating plate 420 can block the filter residue outlet 312, waste water can enter the filter cartridge 230 for filtering, and when the notch 421 on the lower rotating plate 420 is opposite to the filter residue outlet 312, the upper rotating plate 420 can block the waste water inlet pipe 311, so that filter residue can be discharged from the filter residue outlet 312; in this embodiment, the filter cartridge 230 is disposed obliquely, so that the filter residue can be discharged from the filter residue discharge port 312 due to its own weight; in this embodiment, the mounting plate 240 is fixed in the filter cavity 102 to separate the filter cavity 102, so that a mounting cavity is formed among the filter cavity 102, the partition plate 110 and the mounting plate 240, wherein the filter residue collecting port is located at the mounting cavity to prevent wastewater from entering the collecting cavity 103.
In this embodiment, the scraping plates 422 are uniformly disposed on the rotating shaft 410 and between the rotating plates 420, and the side walls of the scraping plates 422 are attached to the inner side walls of the filter cartridges 230.
Through the setting of scraper blade 422 in this embodiment for the pivoted in-process of pivot 410 can drive scraper blade 422 and rotate and make scraper blade 422 can scrape the filter residue of attaching to in filtration hole 231 department and sweep, avoids the filter residue to block up the filtration hole better and makes the filter effect reduce.
In this embodiment, the mounting plate 240 on the lower side is provided with a motor 241 for driving the rotation shaft 410 to rotate, preferably, the rotation shaft 410 is driven to rotate.
In this embodiment, the end portions of the mounting plates 240 extend outward to form mounting portions 313, and the mounting portions 313 are fixed on the corresponding side walls of the filter cavity 102 by bolts, so as to preferably facilitate the mounting and dismounting of the mounting plates 240 in the filter cavity 102.
In this embodiment, a slag discharge opening 105 is formed in a side wall of the collection cavity 103, which is preferably convenient for the filter residue in the collection cavity 103 to be discharged from the collection cavity 103.
When the wastewater pretreatment equipment of the embodiment is used specifically, firstly, tap water is filled into the heat exchange cavity 101 through the water inlet pipe 221, then high-temperature wastewater is filled into the heat exchange pipe 210 through one end of the heat exchange pipe 210, the high-temperature wastewater is subjected to heat exchange with the tap water in the heat exchange cavity 101 and then is filled into the heat exchange cylinder 230 through the other end of the heat exchange pipe 210 for filtering, and the filtered wastewater is discharged through the water discharge pipe 104; when tap water after heat exchange needs to be used, hot water in the heat exchange cavity 101 is discharged by the water outlet pipe 222 for use; after filtering for a period of time, the starting motor 241 drives the rotating shaft 410 to rotate so that the upper rotating plate 420 plugs the wastewater inlet pipe 311, the notch 421 on the lower rotating plate 420 is opposite to the residue outlet port 312 so that the residue in the filter cartridge 230 is discharged and collected in the collecting cavity 103 through the residue collecting port, after the residue is discharged, the starting motor 241 drives the rotating shaft 410 to rotate again so that the lower rotating plate 420 plugs the residue outlet port 312, and the notch 421 on the upper rotating plate 420 and the wastewater inlet pipe 311 relatively enable the wastewater to enter the filter cartridge 230 for pre-filtering treatment.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.
Claims (6)
1. A wastewater pretreatment apparatus, characterized in that: the device comprises a shell (100), wherein a cavity is arranged in the shell (100), two partition plates (110) are arranged in the cavity, and the cavity is divided into a heat exchange cavity (101), a filter cavity (102) and a collection cavity (103) by the two partition plates (110) from top to bottom; a wavy heat exchange tube (210) is arranged in the heat exchange cavity (101), one end of the heat exchange tube (210) extends out of the upper end face of the shell (100), the other end of the heat exchange tube (210) penetrates through the partition plate (110) positioned on the upper side and extends into the filter cavity (102), and a water inlet tube (221) and a water outlet tube (222) extending out of the shell (100) are arranged on the side wall of the heat exchange cavity (101); a filtering mechanism (120) which is connected with the other end of the heat exchange pipe (210) and is used for filtering wastewater is arranged in the filtering cavity (102), a drain pipe (104) communicated with the outside of the shell (100) is arranged on the side wall of the filtering cavity (102), and a filter residue collecting port used for guiding filter residue into the collecting cavity (103) is arranged on the partition plate (110) positioned on the lower side.
2. The wastewater pretreatment apparatus of claim 1, wherein: the filtering mechanism (120) comprises a filtering cylinder (230) with two open ends and obliquely arranged in the filtering cavity (102), filtering holes (231) are uniformly distributed on the side surface of the filtering cylinder (230), mounting plates (240) are arranged at the two ends of the filtering cylinder (230), a wastewater inlet pipe (311) communicated with the inside of the filtering cylinder (230) and connected with the other end of the heat exchange pipe (210) is arranged on the mounting plate (240) positioned at the upper side, and a filter residue outlet (312) communicated with the inside of the filtering cylinder (230) is arranged on the mounting plate (240) positioned at the lower side; a rotating shaft (410) which can rotate and penetrates through the filter cartridge (230) is arranged between the mounting plates (240), rotating plates (420) which are respectively attached to the corresponding mounting plates (240) are arranged on the rotating shaft (410) and positioned in the filter cartridge (230), notches (421) are oppositely arranged on the rotating plates (420), and the notches (421) are respectively matched with the wastewater inlet pipe (311) and the filter residue outlet (312).
3. The wastewater pretreatment apparatus according to claim 2, characterized in that: the rotating shaft (410) is positioned between the rotating plates (420) and is uniformly provided with scrapers (422) which are arranged along the radial direction of the filter cylinder (230), and the side walls of the scrapers (422) are attached to the inner side wall of the filter cylinder (230).
4. The wastewater pretreatment apparatus according to claim 2, characterized in that: the mounting plate (240) positioned at the lower side is provided with a motor (241) for driving the rotating shaft (410) to rotate.
5. The wastewater pretreatment apparatus according to claim 2, characterized in that: the end parts of the mounting plates (240) extend outwards to form mounting parts (313), and the mounting parts (313) are fixed on the side walls of the corresponding filter cavities (102) through bolts.
6. The wastewater pretreatment apparatus according to claim 5, characterized in that: the side wall of the collection cavity (103) is provided with a slag discharge port (105).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021385279.7U CN212789996U (en) | 2020-07-15 | 2020-07-15 | Wastewater pretreatment equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021385279.7U CN212789996U (en) | 2020-07-15 | 2020-07-15 | Wastewater pretreatment equipment |
Publications (1)
Publication Number | Publication Date |
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CN212789996U true CN212789996U (en) | 2021-03-26 |
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ID=75102172
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Application Number | Title | Priority Date | Filing Date |
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CN202021385279.7U Expired - Fee Related CN212789996U (en) | 2020-07-15 | 2020-07-15 | Wastewater pretreatment equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113521839A (en) * | 2021-08-17 | 2021-10-22 | 浙江理工大学科技与艺术学院 | Circulating energy-saving equipment capable of recycling printing and dyeing sewage |
-
2020
- 2020-07-15 CN CN202021385279.7U patent/CN212789996U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113521839A (en) * | 2021-08-17 | 2021-10-22 | 浙江理工大学科技与艺术学院 | Circulating energy-saving equipment capable of recycling printing and dyeing sewage |
CN113521839B (en) * | 2021-08-17 | 2023-01-31 | 浙江理工大学科技与艺术学院 | Circulating energy-saving equipment capable of recycling printing and dyeing sewage |
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |