CN220449907U - PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment - Google Patents
PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment Download PDFInfo
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- CN220449907U CN220449907U CN202322036638.8U CN202322036638U CN220449907U CN 220449907 U CN220449907 U CN 220449907U CN 202322036638 U CN202322036638 U CN 202322036638U CN 220449907 U CN220449907 U CN 220449907U
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 title claims abstract description 15
- 230000007797 corrosion Effects 0.000 title claims abstract description 14
- 238000005260 corrosion Methods 0.000 title claims abstract description 14
- 239000010865 sewage Substances 0.000 title claims abstract description 12
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims description 30
- 238000009434 installation Methods 0.000 claims description 7
- 238000007790 scraping Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 abstract description 45
- 238000006386 neutralization reaction Methods 0.000 abstract description 6
- 230000035484 reaction time Effects 0.000 abstract description 5
- 238000005273 aeration Methods 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 description 12
- 239000002585 base Substances 0.000 description 11
- 239000004743 Polypropylene Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241000201246 Cycloloma atriplicifolium Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Filtration Of Liquid (AREA)
Abstract
The utility model discloses a PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment, which relates to the technical field of wastewater treatment, wherein limiting slide rails are arranged on two sides of the interior of a treatment box, racks are connected to the outer sides of the limiting slide rails in a sliding manner, stirring rods are arranged at one ends of the racks, a rotating gear is connected with adjacent driven wheels, the rotating gear is meshed with the racks on the two sides, the rotating gear rotates to drive the racks on the two sides to move up and down, the racks are moved to drive the stirring rods to move, wastewater and PH regulator are stirred, the wastewater and PH regulator can be quickly mixed, acid-base neutralization reaction time is reduced, meanwhile, air drives a pneumatic impeller to rotate and a communicating pipe to rotate, the air is discharged from an air outlet to stir the wastewater and the PH regulator, the wastewater and the PH regulator can be quickly mixed, and the wastewater is forced to be in contact with the air to play an aeration function, so that the purification of the wastewater is accelerated.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a PP corrosion-resistant material treatment unit of laboratory wastewater treatment equipment.
Background
The generation of laboratory wastewater mainly comes from university chemistry laboratories and scientific research experiments, and the used chemical reagents comprise common acid, alkali, other organic matters and the like, and the laboratory wastewater has the special properties: high harm and complex and changeable components;
when the existing laboratory wastewater treatment equipment is used for treating wastewater generated in a laboratory, a PH regulating unit is arranged, the equipment needs to add a corresponding acid-base regulator according to the pH value of the wastewater, the acid-base regulator is used for carrying out acid-base neutralization treatment on the wastewater, so that the PH value of the wastewater reaches a qualified value, then the next operation step is carried out, but after the acid-base regulator is added into the laboratory wastewater, the mixing speed of the acid-base regulator and the laboratory wastewater is low, the acid-base neutralization reaction time is prolonged, and the whole wastewater treatment progress is delayed.
Disclosure of Invention
The utility model provides a PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment, which can effectively solve the problems that after an acid-base regulator is added into laboratory wastewater in the background technology, the mixing speed of the acid-base regulator and the laboratory wastewater is low, the acid-base neutralization reaction time is prolonged, and the overall wastewater treatment progress is delayed.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the PP corrosion-resistant material treatment unit of the sewage and wastewater treatment equipment in the laboratory comprises an outer box, wherein a treatment opening is formed in the top of the outer box, a treatment box is arranged in the outer box, driving motors are fixedly arranged on two sides of the treatment box, a rotation output end of each driving motor is connected with a driving wheel, driven wheels are rotatably arranged on two sides of the treatment box, and a driving belt is wrapped between each adjacent driving wheel and each driven wheel;
the two sides of the inside of the treatment box are provided with limiting sliding rails, the outer sides of the limiting sliding rails are connected with racks in a sliding manner, one end of each rack is provided with a stirring rod, the two sides of the inside of the treatment box are rotatably provided with rotating gears, the rotating gears are connected with adjacent driven wheels, and the rotating gears are meshed with the racks on the two sides;
one side from driving wheel one end rotation is connected with the intake pipe, fixed mounting has the mounting box in the middle of the processing box is inside, be connected with the rotation pipe between mounting box both sides and the adjacent rotation gear, fixed connection between rotation pipe and the rotation gear, rotation pipe and mounting box direct rotation are connected, intercommunication each other between intake pipe and the adjacent rotation pipe.
Preferably, the driving motor input end is electrically connected with the external power supply output end, the cross section shape of the limiting sliding rail and the cross section shape of the rack are mutually matched T-shaped, and the outer side of the limiting sliding rail is a smooth plane.
Preferably, the air inlet pipe is connected with the air outlet end of the outer air pump, and the stirring fan is arranged on the outer side of the rotating pipe.
Preferably, the pneumatic impeller is rotatably installed in the installation box, air inlets are uniformly formed in the outer side of the central rotation shaft of the pneumatic impeller, two ends of the central rotation shaft of the pneumatic impeller penetrate through the installation box and are fixedly connected with communicating pipes, and air outlets are uniformly formed in the outer side of the communicating pipes.
Preferably, the top of the inner side of the treatment box is provided with a filter screen, the tops of the two sides of the treatment box are provided with discharge ports in a penetrating way, and the bottoms of the discharge ports on the two sides of the outer part of the treatment box are provided with receiving boxes;
the utility model discloses a processing box, including outer case, movable slide bar, connecting lug, wind roller, connecting lug, stay cord loose end, connecting lug, the winding roller is installed to follow driving wheel one end, the connecting wheel is installed in rotation at processing box both sides top, the inside both sides fixed mounting of outer case has the movable slide bar, movable slide bar outside sliding connection has the engaging lug, be connected with the scraper blade between the engaging lug, the winding roller outside winding has the stay cord, the stay cord loose end strides adjacent connecting wheel outside and is connected with adjacent engaging lug one side.
Preferably, the bottom surface of the scraping plate is attached to the top surface of the filter screen, the outer side of the movable sliding rod is a smooth curved surface, and the winding directions of the winding ropes wound on the outer sides of the winding rollers are opposite.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use:
1. the device is provided with an outer box, a treatment port, a treatment box, a driving motor, a driving wheel, a driven wheel, a driving belt, a limiting sliding rail, racks, stirring rods, a rotating gear, an air inlet pipe, a rotating pipe, a stirring fan, a mounting box, a pneumatic impeller, an air inlet hole, a communicating pipe and an air outlet hole, wherein the driving motor drives the driven wheel to rotate with the rotating gear, the rotating gear rotates to drive racks with two sides meshed with each other to move up and down, the racks are moved to drive the stirring rods to move the wastewater and the PH regulator, the wastewater and the PH regulator can be quickly mixed, and the reaction time of acid-base neutralization is reduced;
simultaneously, in the external air pump got into the mounting box with air through the rotation gear, the rotation pipe that intake pipe and one side link to each other, the air drove the rotation of pneumatic impeller and communicating pipe is rotatory to the air gets into communicating pipe inside through the inlet port and discharges from the venthole, and the exhaust air stirs waste water and PH regulator, makes waste water and PH regulator can the rapid mixing, simultaneously, forces to let in air and waste water contact play the aeration function in the waste water for waste water's purification.
2. Be provided with venthole, the filter screen, the bin outlet, connect the magazine, the winding roller, the fifth wheel, remove the slide bar, the engaging lug, scraper blade and stay cord, the filter screen can be with the solid screening out in the waste water, prevent solid such as cracked glass sediment entering treatment box inside, damage equipment, two driving motors drive the winding roller and rotate when driving from the rotation, the winding direction of winding stay cord is opposite in the both sides winding roller outside, the rotatory scraper blade that drives the stay cord and connect of winding roller is round trip movement on the filter screen, clear up the solid on the filter screen, prevent the solid in the waste water from blockking up the filter screen.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the treatment tank of the present utility model;
FIG. 3 is a cross-sectional view of the treatment tank of the present utility model;
FIG. 4 is a schematic view of the mounting structure of the rack of the present utility model;
FIG. 5 is a schematic view of the mounting structure of the air impeller of the present utility model;
FIG. 6 is a schematic view of the mounting structure of the screed of the present utility model;
reference numerals in the drawings: 1. an outer case; 2. a treatment port; 3. a treatment box; 4. a driving motor; 5. a driving wheel; 6. driven wheel; 7. a drive belt; 8. a limit sliding rail; 9. a rack; 10. a stirring rod; 11. rotating the gear; 12. an air inlet pipe; 13. a rotary tube; 14. an agitating fan; 15. a mounting box; 16. a pneumatic impeller; 17. an air inlet hole; 18. a communicating pipe; 19. an air outlet hole; 20. a filter screen; 21. a discharge port; 22. a receiving box; 23. a winding roller; 24. a fifth wheel; 25. moving the slide bar; 26. a connecting lug; 27. a scraper; 28. and (5) pulling the rope.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
Examples: as shown in fig. 1-6, the utility model provides a technical scheme of a PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment, which comprises an outer box 1, wherein a treatment opening 2 is formed in the top of the outer box 1, a treatment box 3 is arranged in the outer box 1, driving motors 4 are fixedly arranged on two sides of the treatment box 3, the input ends of the driving motors 4 are electrically connected with the output ends of an external power supply, the rotation output ends of the driving motors 4 are connected with driving wheels 5, driven wheels 6 are rotatably arranged on two sides of the treatment box 3, and driving belts 7 are wrapped between adjacent driving wheels 5 and the driven wheels 6;
the two sides of the inside of the treatment box 3 are provided with the limit sliding rail 8, the outer side of the limit sliding rail 8 is connected with the rack 9 in a sliding manner, the cross section shapes of the limit sliding rail 8 and the rack 9 are mutually matched in a T shape, the positions of the limit sliding rail 8 and the rack 9 are mutually limited, the outer side of the limit sliding rail 8 is a smooth plane, the relative movement resistance between the limit sliding rail 8 and the rack 9 is reduced, the rack 9 is more stable and smooth when moving on the limit sliding rail 8, one end of the rack 9 is provided with the stirring rod 10, the two sides of the inside of the treatment box 3 are rotatably provided with the rotating gear 11, the rotating gear 11 is connected with the adjacent driven wheels 6, and the rotating gear 11 is mutually meshed with the racks 9 on the two sides;
one end of the driven wheel 6 on one side is rotationally connected with an air inlet pipe 12, the air inlet pipe 12 is connected with an air outlet end of an air pump on the outer side, an installation box 15 is fixedly installed in the middle of the inside of the treatment box 3, a rotating pipe 13 is connected between two sides of the installation box 15 and adjacent rotating gears 11, an agitating fan 14 is installed on the outer side of the rotating pipe 13, the rotating pipe 13 is driven to rotate when the rotating gears 11 rotate, the agitating fan 14 is driven to rotate by the rotating pipe 13, so that waste water in the treatment box 3 can be more rapidly mixed with a PH regulator, the rotating pipe 13 is fixedly connected with the rotating gears 11, the rotating pipe 13 is directly rotationally connected with the installation box 15, and the air inlet pipe 12 is communicated with the adjacent rotating pipe 13;
the inside rotation of mounting box 15 is installed pneumatic impeller 16, the inlet port 17 has evenly been seted up in pneumatic impeller 16 rotation center pin outside, pneumatic impeller 16 rotation center pin both ends run through mounting box 15 fixedly connected with communicating pipe 18, the venthole 19 has evenly been seted up in communicating pipe 18 outside, the outside air pump gets into mounting box 15 with the air through the rotation gear 11 that intake pipe 12 and one side link to each other, the rotation of air drive pneumatic impeller 16 and communicating pipe 18 are rotatory, and the air gets into communicating pipe 18 inside through inlet port 17 and discharges from venthole 19, the air of discharge stirs waste water and PH regulator, make waste water and PH regulator can the quick mixing, simultaneously, force to let in air and waste water contact and play the aeration function, accelerate the purification of waste water.
The top of the inner side of the treatment box 3 is provided with a filter screen 20, the tops of the two sides of the treatment box 3 are provided with discharge ports 21 in a penetrating way, and the two sides of the outer part of the treatment box 3 are provided with receiving boxes 22 at the bottoms of the discharge ports 21;
the winding roller 23 is arranged at one end of the driven wheel 6, the connecting wheels 24 are rotatably arranged at the tops of two sides of the treatment box 3, the movable slide bars 25 are fixedly arranged at two sides of the inside of the outer box 1, the connecting lugs 26 are connected to the outer sides of the movable slide bars 25 in a sliding manner, the outer sides of the movable slide bars 25 are smooth curved surfaces, friction force between the movable slide bars 25 and the connecting lugs 26 is reduced, the connecting lugs 26 can move on the movable slide bars 25 more easily, the scraping plates 27 are connected between the connecting lugs 26, the bottom surfaces of the scraping plates 27 are attached to the top surfaces of the filter screens 20, the connecting lugs 26 drive the scraping plates 27 to move on the top surfaces of the filter screens 20, filtered solids can be pushed into the material receiving boxes 22, and the solids in waste water are prevented from blocking the filter screens 20;
the stay cord 28 is wound on the outer side of the winding roller 23, the two driving motors 4 drive the driven wheels 6 to rotate and simultaneously drive the winding roller 23 to rotate, the winding directions of the stay cords 28 are opposite to each other on the outer sides of the winding rollers 23 on the two sides, the winding rollers 23 rotate and can drive the scraping plates 27 connected with the stay cords 28 to move back and forth on the filter screen 20, so that solids on the filter screen 20 are cleaned, and the movable ends of the stay cords 28 are connected with one side of the adjacent connecting lugs 26 across the outer sides of the adjacent connecting wheels 24.
The working principle and the using flow of the utility model are as follows: when the wastewater treatment unit is used, wastewater generated in a laboratory is poured into the treatment box 3 from the treatment port 2, the filter screen 20 can isolate solids in the wastewater, the solids are retained on the filter screen 20, and wastewater liquid enters the bottom of the treatment box 3 through the filter screen 20;
according to the PH value of the wastewater, a PH regulator is added into the treatment tank 3, a driving motor 4 is started, the driving motor 4 drives a driving wheel 5 to rotate, a driven wheel 6 and a rotating gear 11 are driven to rotate under the connection effect of a driving belt 7, the rotating gear 11 rotates to drive racks 9 with two mutually meshed sides to move up and down, the movement of the racks 9 drives a stirring rod 10 to move, the wastewater and the PH regulator are stirred, the wastewater and the PH regulator can be quickly mixed, and the reaction time of acid-base neutralization is reduced;
meanwhile, the stirring fan 14 is arranged on the outer side of the rotating pipe 13, the rotating pipe 13 is driven to rotate when the rotating gear 11 rotates, and the rotating pipe 13 rotates to drive the stirring fan 14 to rotate, so that the wastewater in the treatment tank 3 can be more quickly mixed with the PH regulator;
further, the external air pump enables air to enter the mounting box 15 through the air inlet pipe 12, the rotating gear 11 connected with one side and the rotating pipe 13, the air drives the pneumatic impeller 16 to rotate and the communicating pipe 18 to rotate, the air enters the communicating pipe 18 through the air inlet hole 17 and is discharged from the air outlet hole 19, the discharged air agitates the wastewater and the PH regulator, so that the wastewater and the PH regulator can be quickly mixed, meanwhile, the air is forced to be introduced into the wastewater to contact with the wastewater to play an aeration function, and the purification of the wastewater is accelerated;
the two driving motors 4 drive the driven wheels 6 to rotate and simultaneously drive the winding rollers 23 to rotate, the winding directions of winding pull ropes 28 on the outer sides of the winding rollers 23 on the two sides are opposite, the winding rollers 23 rotate and drive scraping plates 27 connected with the pull ropes 28 to move back and forth on the filter screen 20, solids on the filter screen 20 are cleaned, the filter screen 20 is prevented from being blocked by solids in wastewater, and cleaned solids fall into the material receiving box 22, so that the collection is convenient;
the limiting slide rail 8, the rack 9, the stirring rod 10, the rotating gear 11, the rotating pipe 13, the stirring fan 14, the mounting box 15, the communicating pipe 18 and the like are made of PP (polypropylene) which is thermoplastic, has very high plasticity and toughness, also has excellent tensile strength and corrosion resistance, and can be directly contacted with laboratory wastewater.
Finally, it should be noted that: the foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The PP corrosion-resistant material treatment unit of the sewage and wastewater treatment equipment in the laboratory comprises an outer box (1), and is characterized in that a treatment opening (2) is formed in the top of the outer box (1), a treatment box (3) is arranged in the outer box (1), driving motors (4) are fixedly arranged on two sides of the treatment box (3), driving wheels (5) are connected to the rotating output ends of the driving motors (4), driven wheels (6) are rotatably arranged on two sides of the treatment box (3), and driving belts (7) are wrapped between the adjacent driving wheels (5) and the driven wheels (6);
the device is characterized in that two sides of the inside of the treatment box (3) are provided with limiting sliding rails (8), the outer sides of the limiting sliding rails (8) are connected with racks (9) in a sliding mode, one end of each rack (9) is provided with a stirring rod (10), two sides of the inside of the treatment box (3) are rotatably provided with rotating gears (11), the rotating gears (11) are connected with adjacent driven wheels (6), and the rotating gears (11) are meshed with the racks (9) on the two sides;
one side from driving wheel (6) one end rotation is connected with intake pipe (12), install mounting box (15) in the middle of processing case (3) inside, be connected with rotation pipe (13) between mounting box (15) both sides and the adjacent rotation gear (11), fixed connection between rotation pipe (13) and rotation gear (11), rotation pipe (13) are connected with mounting box (15) direct rotation, intercommunication each other between intake pipe (12) and the adjacent rotation pipe (13).
2. The PP corrosion-resistant material treatment unit of the laboratory sewage and wastewater treatment equipment according to claim 1, wherein the input end of the driving motor (4) is electrically connected with the output end of an external power supply, the cross section shape of the limiting sliding rail (8) and the cross section shape of the rack (9) are mutually matched T-shaped, and the outer side of the limiting sliding rail (8) is a smooth plane.
3. The PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment according to claim 1, wherein the air inlet pipe (12) is connected with an air outlet end of an outside air pump, and an agitating fan (14) is arranged outside the rotating pipe (13).
4. The PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment according to claim 1, wherein the installation box (15) is internally provided with a pneumatic impeller (16) in a rotating way, an air inlet hole (17) is uniformly formed in the outer side of a rotating central shaft of the pneumatic impeller (16), two ends of the rotating central shaft of the pneumatic impeller (16) penetrate through the installation box (15) and are fixedly connected with a communicating pipe (18), and air outlet holes (19) are uniformly formed in the outer side of the communicating pipe (18).
5. The PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment according to claim 1, wherein a filter screen (20) is arranged at the top of the inner side of the treatment box (3), a discharge port (21) is arranged at the top of two sides of the treatment box (3) in a penetrating way, and a receiving box (22) is arranged at the bottom of the discharge port (21) at two sides of the outer part of the treatment box (3);
the utility model discloses a motor vehicle is characterized in that a winding roller (23) is installed to driven wheel (6) one end, connecting wheel (24) is installed in rotation of treatment tank (3) both sides top, inside both sides fixed mounting of outer case (1) has removal slide bar (25), removal slide bar (25) outside sliding connection has engaging lug (26), be connected with scraper blade (27) between engaging lug (26), winding roller (23) outside winding has stay cord (28), stay cord (28) active end strides adjacent connecting wheel (24) outside and is connected with adjacent engaging lug (26) one side.
6. The PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment according to claim 5, wherein the bottom surface of the scraping plate (27) is attached to the top surface of the filter screen (20), the outer side of the movable sliding rod (25) is a smooth curved surface, and the winding directions of the winding ropes (28) wound on the outer sides of the winding rollers (23) on the two sides are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036638.8U CN220449907U (en) | 2023-08-01 | 2023-08-01 | PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322036638.8U CN220449907U (en) | 2023-08-01 | 2023-08-01 | PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220449907U true CN220449907U (en) | 2024-02-06 |
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ID=89727981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322036638.8U Active CN220449907U (en) | 2023-08-01 | 2023-08-01 | PP corrosion-resistant material treatment unit of laboratory sewage and wastewater treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220449907U (en) |
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2023
- 2023-08-01 CN CN202322036638.8U patent/CN220449907U/en active Active
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