CN112520799B - Printing and dyeing wastewater treatment fiber impurity device - Google Patents
Printing and dyeing wastewater treatment fiber impurity device Download PDFInfo
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- CN112520799B CN112520799B CN202011411568.4A CN202011411568A CN112520799B CN 112520799 B CN112520799 B CN 112520799B CN 202011411568 A CN202011411568 A CN 202011411568A CN 112520799 B CN112520799 B CN 112520799B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
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Abstract
The invention relates to the technical field of printing and dyeing, and discloses a device for treating fiber impurities by printing and dyeing wastewater, which comprises a box body, a rotating assembly and a filtering assembly, wherein a motor is fixedly arranged at the top end of the box body, a first electromagnetic block is fixedly arranged on the inner wall of the box body, an output shaft of the motor is fixedly arranged at the top end of the rotating assembly, the inner wall of the rotating assembly is fixedly connected with the outer wall of the filtering assembly, the device for treating the fiber impurities by the printing and dyeing wastewater is characterized in that the first electromagnetic block and the second electromagnetic block are matched for use, so that when the motor works, the output shaft of the motor drives a vertical rod to rotate, the vertical rod drives a spring to rotate, one end of the spring, which is far away from the vertical rod, is provided with the second electromagnetic block, the first electromagnetic block and the second electromagnetic block are positioned on the same horizontal central line, and when the spring rotates to a position close to the first electromagnetic block, the spring can be stretched, therefore, the range of grabbing fiber impurities in the wastewater by the filter assembly can be enlarged, and the efficiency is improved.
Description
Technical Field
The invention relates to the technical field of printing and dyeing, in particular to a device for treating fiber impurities by printing and dyeing wastewater.
Background
The printing and dyeing wastewater is wastewater discharged from cotton, hemp, chemical fiber and blended products thereof, silk-based printing and dyeing, wool dyeing and finishing, silk factories and the like, the types and the processing processes of fibers are different, the water quantity and the water quality of the printing and dyeing wastewater are also different, the printing and dyeing wastewater has the characteristics of large water quantity, high organic pollutant content, high alkalinity, large water quality change and the like, belongs to one of industrial wastewater difficult to treat, and contains dye, slurry, auxiliary agents, oil agents, acid and alkali, fiber impurities, sand substances, inorganic salts and the like.
In the printing and dyeing process, waste water is generated in a plurality of steps, the waste water has large amount and is troublesome to process, because when fiber impurities are processed in a chemical mode, different printing and dyeing processes can cause different amounts of the fiber impurities or other components in the waste water, a targeted chemical processing mode cannot be realized, and the cost required is large if the recycling quoted standards are met, most of the printing and dyeing waste water adopts a physical mode, namely filtration, but in the filtration process, most of the printing and dyeing waste water adopts a filtering bed formed by mixing powder or particles of porous substances such as activated carbon, clay and the like with the waste water or making the waste water pass through the filtering bed formed by the particles of the activated carbon, the clay and the like, so that the pollutant substances in the waste water are adsorbed on the surfaces of the porous substances or filtered and removed, the cost is relatively low, and finally, a large amount of time is required for desliming, and the process of handling the filter screen is very troublesome, delays the efficiency of treating waste water, so we have put forward a printing and dyeing wastewater treatment limiting impurity device, have fine filter effect simultaneously, clear away the light advantage of the fibre impurity that filters out.
Disclosure of Invention
In order to achieve the purpose of easily removing the filtered fiber impurities while having good filtering effect, the invention provides the following technical scheme: the utility model provides a printing and dyeing wastewater treatment fibre impurity device, includes box, runner assembly and filtering component, the top fixed mounting of box has the motor, the inner wall fixed mounting of box has first electromagnetism piece, the output shaft fixed mounting of motor is on the top of runner assembly, the inner wall of runner assembly and filtering component's outer wall fixed connection.
As optimization, the runner assembly includes the montant, and first spout has been seted up to the inner wall of montant, the outer wall fixed mounting of montant has the baffle, the inner wall swing joint of montant has the stopper, the inner wall swing joint of first spout has the spring, the one end fixed mounting that the montant was kept away from to the spring has the second electromagnetism piece.
As an optimization, the filtering component comprises a shell, an inner rod is fixedly mounted on the back of the inner wall of the shell, a rotating rod is movably connected to the inner wall of the shell, a swinging box is fixedly mounted at the top end of the rotating rod, a second sliding groove is formed in the inner wall of the swinging box, a rotating block is movably connected to the inner wall of the second sliding groove, a third sliding groove is formed in the outer wall of the rotating block, a first pull rope is movably connected to the inner wall of the third sliding groove, a fourth sliding groove is formed in the inner wall of the rotating block, a first air pressure telescopic rod is movably connected to the inner wall of the fourth sliding groove, a sieve column is fixedly mounted at one end, away from the rotating block, of the first air pressure telescopic rod, an air bag is fixedly mounted on the inner wall of the sieve column, a second air pressure telescopic rod is fixedly mounted on the outer wall of the air bag, a grabbing block is fixedly mounted on the outer wall of the second air pressure telescopic rod, and a second pull rope is fixedly mounted on the outer wall of the sieve column, and a cross bar is fixedly arranged on the outer wall of the rotating block.
As optimization, one in the swing box, the quantity of rotatory piece is two, and two rotatory pieces all through the inner wall swing joint of bearing and second spout, and through horizontal pole fixed connection between two bearings, the inner wall fixed mounting who keeps away from the rotatory piece of dwang has the coil spring, makes at the dwang to the in-process of positive wobbling, and first stay cord can be taut, and the rolling scope that first stay cord was taut to exceed the coil spring can drive the rotatory piece that contains the coil spring and move to the dwang, can drive another rotatory piece syntropy that does not contain the coil spring through the horizontal pole simultaneously.
As optimization, the quantity of spring is four, and per two springs are a set of, two sets of springs all use the vertical center line symmetric distribution of montant, and two springs in every group all use the horizontal center line symmetric distribution of montant, filtering component is located the outer wall of spring, make the output shaft at the motor drive montant pivoted in-process, can let the spring rotatory, cooperate first electromagnetic block and second electromagnetic block simultaneously, can be when the spring rotates the position that is close with first electromagnetic block, can stretch the spring, increase the scope of snatching the piece, the realization is with the process that the fibrous impurity in the printing and dyeing wastewater snatchs.
As optimization, the second electromagnetic block and the first electromagnetic block are located on the same horizontal center line, the first electromagnetic block and the second electromagnetic block are opposite magnetic poles, and the baffle and the vertical rod are located on the same horizontal center line, so that in the process that the vertical rod rotates to drive the spring to rotate, when the second electromagnetic block rotates to a position close to the first electromagnetic block, the spring can be stretched, and the grabbing range of the grabbing block is enlarged.
As optimization, the one end that the sieve post was kept away from to the second stay cord and the inner wall fixed connection of the one end that first pneumatic telescopic rod is close to rotatory piece for at rotatory piece and receive the effect pivoted in-process of first stay cord, can stretch the sieve post and remove to rotatory piece direction, let first pneumatic telescopic rod shrink, so that better clearance.
Preferably, the top end of the first pull rope is movably connected with the outer wall of the coil spring of the rotating block far away from the rotating rod, and the bottom end of the first pull rope is fixedly connected with the inner wall of the inner rod, so that the first pull rope can be pulled tightly to drive the rotating block containing the coil spring to rotate in the process that the swinging box swings to the front side.
As optimization, one among the filter assembly, the quantity of the affiliated structure of dwang and dwang is three, and the affiliated structure of three dwang and dwang all uses the centre of a circle of shell as center evenly distributed for carry out tensile in-process under the effect of first electromagnetism piece at spring fit second electromagnetism piece, can increase filter assembly's application range, make the efficiency of snatching the fibre impurity in the waste water higher.
The invention has the beneficial effects that: this printing and dyeing wastewater treatment fibre impurity device, use through first electromagnetism piece and the cooperation of second electromagnetism piece, make at the motor during operation, the output shaft of motor drives the montant and rotates, the montant drives the spring and rotates, because the one end that the montant was kept away from to the spring is provided with the second electromagnetism piece, and first electromagnetism piece is located same horizontal center line with the second electromagnetism piece, then at spring pivoted in-process, when the spring rotates the position that is close to first electromagnetism piece, can be tensile with the spring, with this can increase the scope that the filter component snatched fibre impurity in waste water, and the efficiency is improved.
This printing and dyeing wastewater treatment fibre impurity device, use through first stay cord and swing box cooperation, make after filtering the completion, fibre impurity all is in on snatching the piece, dismantle the spring after getting off, can be along the one end of spring, clean outer wall with wipers such as towel is cleaned the spring, at the in-process of cleaning, can be close to the outer wall of spring with swing box extrusion, at this moment, first stay cord is taut, drive rotatory piece to the removal of inner boom direction, the in-process that rotatory piece removed, drive the one end that rotatory piece was kept away from to rotatory piece of first atmospheric pressure telescopic link and swing to the inner boom opposite direction, can be better clean simultaneously, first stay cord is at taut in-process, can drive rotatory piece rotation, rotatory piece pivoted in-process, can tighten the second stay cord, make first atmospheric pressure telescopic link shrink, so that better clean fibre impurity, the clearance is very light.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic cross-sectional elevation view of the structure of the present invention;
FIG. 3 is a front cross-sectional view of the rotating assembly of the present invention;
FIG. 4 is an untensioned view of a first pull cord configuration of the present invention;
FIG. 5 is a schematic drawing of the first pull cord arrangement tension of the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 4 according to the present invention;
FIG. 7 is a schematic side cross-sectional view of the swing box structure of the present invention;
FIG. 8 is a schematic perspective cross-sectional view of the structure of the present invention;
fig. 9 is a schematic perspective cross-sectional view of a structural filter assembly of the present invention.
In the figure: 1. a box body; 2. a motor; 3. a first electromagnetic block; 4. a rotating assembly; 401. a vertical rod; 402. a first chute; 403. a baffle plate; 404. a limiting block; 405. a spring; 406. a second electromagnetic block; 5. A filter assembly; 501. a housing; 502. an inner rod; 503. rotating the rod; 504. a swing box; 505. a second chute; 506. rotating the block; 507. a third chute; 508. a first pull cord; 509. a fourth chute; 510. A first pneumatic telescoping rod; 511. a sieve column; 512. an air bag; 513. a second pneumatic telescopic rod; 514. grabbing blocks; 515. a second pull cord; 516. a cross bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, a device for treating fiber impurities in printing and dyeing wastewater comprises a box body 1, a rotating assembly 4 and a filtering assembly 5, wherein a motor 2 is fixedly installed at the top end of the box body 1, a first electromagnetic block 3 is fixedly installed on the inner wall of the box body 1, an output shaft of the motor 2 is fixedly installed at the top end of the rotating assembly 4, and the inner wall of the rotating assembly 4 is fixedly connected with the outer wall of the filtering assembly 5.
Referring to fig. 3, the rotating assembly 4 includes a vertical rod 401, a first sliding groove 402 is formed in an inner wall of the vertical rod 401, a baffle 403 is fixedly installed on an outer wall of the vertical rod 401, a limiting block 404 is movably connected to the inner wall of the vertical rod 401, a spring 405 is movably connected to the inner wall of the first sliding groove 402, and a second electromagnetic block 406 is fixedly installed at one end, away from the vertical rod 401, of the spring 405.
Referring to fig. 4, 5 and 9, the filter assembly 5 includes a housing 501, an inner rod 502 is fixedly installed on the back of the inner wall of the housing 501, a rotating rod 503 is movably connected to the inner wall of the housing 501, a swing box 504 is fixedly installed on the top end of the rotating rod 503, a second sliding groove 505 is installed on the inner wall of the swing box 504, a rotating block 506 is movably connected to the inner wall of the second sliding groove 505, a third sliding groove 507 is installed on the outer wall of the rotating block 506, a first pull rope 508 is movably connected to the inner wall of the third sliding groove 507, a fourth sliding groove 509 is installed on the inner wall of the rotating block 506, a first pneumatic telescopic rod 510 is movably connected to the inner wall of the fourth sliding groove 509, a sieve column 511 is fixedly installed at one end of the first pneumatic telescopic rod 510 far away from the rotating block 506, an air bag 512 is fixedly installed on the inner wall of the sieve column 511, a second pneumatic telescopic rod 513 is fixedly installed on the outer wall of the air bag 512, and a grabbing block 514 is fixedly installed on the outer wall of the second pneumatic telescopic rod 513, a second pull rope 515 is fixedly installed on the outer wall of the screen column 511, and a cross bar 516 is fixedly installed on the outer wall of the rotating block 506.
Referring to fig. 4, 5, 7 and 9, in one swing box 504, the number of the rotation blocks 506 is two, and both the two rotation blocks 506 are movably connected with the inner wall of the second sliding groove 505 through bearings, and the two bearings are fixedly connected through a cross bar 516, and the inner wall of the rotation block 506 far away from the rotation rod 503 is fixedly provided with a coil spring, so that in the process of swinging the rotation rod 503 to the front side, the first pull rope 508 is tensioned, the first pull rope 508 tensioned beyond the rolling range of the coil spring can drive the rotation block 506 containing the coil spring to move towards the rotation rod 503, and meanwhile, the cross bar 516 can drive the other rotation block 506 not containing the coil spring to move in the same direction.
Referring to fig. 2-3, the number of the springs 405 is four, each two springs 405 are in one group, two groups of the springs 405 are symmetrically distributed about the vertical center line of the vertical rod 401, the two springs 405 in each group are symmetrically distributed about the horizontal center line of the vertical rod 401, and the filter assembly 5 is located on the outer wall of the spring 405, so that the springs 405 can rotate when the output shaft of the motor 2 drives the vertical rod 401 to rotate, and the springs 405 can be stretched to increase the grabbing range of the grabbing blocks 514 when the springs 405 rotate to a position close to the first electromagnetic blocks 3 by cooperating with the first electromagnetic blocks 3 and the second electromagnetic blocks 406, thereby realizing the grabbing process of the fiber impurities in the printing and dyeing wastewater.
Referring to fig. 2, the second electromagnetic block 406 and the first electromagnetic block 3 are located on the same horizontal center line, the first electromagnetic block 3 and the second electromagnetic block 406 are opposite magnetic poles, and the baffle 403 and the vertical rod 401 are located on the same horizontal center line, so that when the vertical rod 401 rotates to drive the spring 405 to rotate, the spring 405 can be stretched to increase the grabbing range of the grabbing block 514 when the second electromagnetic block 406 rotates to a position close to the first electromagnetic block 3.
Referring to fig. 4, 5, 7 and 9, an end of the second pulling rope 515 far from the screen cylinder 511 is fixedly connected to an inner wall of an end of the first pneumatic telescopic rod 510 close to the rotary block 506, so that during the rotation of the rotary block 506 by the first pulling rope 508, the stretchable screen cylinder 511 moves toward the rotary block 506, and the first pneumatic telescopic rod 510 is contracted for better cleaning.
Referring to fig. 4, 5, 7 and 9, the top end of the first pulling rope 508 is movably connected to the outer wall of the coil spring of the rotation block 506 away from the rotation rod 503, and the bottom end of the first pulling rope 508 is fixedly connected to the inner wall of the inner rod 502, so that in the process of swinging the swing box 504 to the front, the first pulling rope 508 can be pulled tightly to drive the rotation block 506 containing the coil spring to rotate.
Referring to fig. 4, 5, and 9, in one filter assembly 5, the number of the rotation rods 503 and the structures of the rotation rods 503 are three, and the three rotation rods 503 and the structures of the rotation rods 503 are uniformly distributed around the center of the outer shell 501, so that the action range of the filter assembly 5 can be enlarged and the efficiency of capturing the fibrous impurities in the wastewater is higher in the process that the spring 405 and the second electromagnetic block 406 are stretched under the action of the first electromagnetic block 3.
In use, referring to fig. 1-9, printing and dyeing wastewater enters the inner cavity of the box body 1, the motor 2 is started, the output shaft of the motor 2 drives the vertical rod 401 to rotate, the vertical rod 401 drives the spring 405 to rotate, when the spring 405 drives the second electromagnetic block 406 to be close to the first electromagnetic block 3, the spring 405 can be driven to stretch, the working range of the filter assembly 5 is enlarged, after a period of time, fiber impurities in the wastewater are gathered on the grabbing block 514, the process of treating the fiber impurities by the printing and dyeing wastewater is completed, the spring 405 is disassembled, a clean wiper is wiped from one end of the spring 405 to the other end, during the wiping process, the swinging box 504 is driven to swing towards the outer wall of the spring 405, after the swinging box 504 swings, the first pull rope 508 is tensioned, the rotating block 506 is driven to move towards the inner rod 502, and one end of the first pneumatic pressure stretching rod 510, which is far away from the rotating block 506, is lifted towards the inner rod 502, can be better like this clean, simultaneously, first stay cord 508 drives rotatory piece 506 and rotates, rotatory piece 506 pivoted in-process, can pull back second stay cord 515, make first atmospheric pressure telescopic link 510 pack up, reduce and clean the area, it is very convenient to clean the process, can effectively get rid of the fibre impurity who snatchs on the piece 514, after cleaning the completion simultaneously, first stay cord 508 receives the spring effect of coiling, will swing box 504 and resume initial position, first atmospheric pressure telescopic link 510 stretches out simultaneously, wholly get back to initial shape, in order to be ready for next use.
In conclusion, the textile printing wastewater fiber impurity treatment device uses the first electromagnetic block 3 and the second electromagnetic block 406 in a matched manner, so that when the motor 2 works, the output shaft of the motor 2 drives the vertical rod 401 to rotate, the vertical rod 401 drives the spring 405 to rotate, because the end, far away from the vertical rod 401, of the spring 405 is provided with the second electromagnetic block 406, and the first electromagnetic block 3 and the second electromagnetic block 406 are positioned on the same horizontal center line, in the rotation process of the spring 405, when the spring 405 rotates to a position close to the first electromagnetic block 3, the spring 405 can be stretched, so that the range of the filter assembly 5 for grabbing fiber impurities in wastewater can be enlarged, the efficiency is improved, the textile printing wastewater fiber impurity treatment device uses the first pull rope 508 and the swing box 504 in a matched manner, so that after the filtering is completed, the fiber impurities are all positioned on the grabbing block 514, and after the spring 405 is detached, can be along the one end of spring 405, wipe the outer wall of spring 405 with wipes such as clean towel, at the in-process of wiping, can be with the outer wall that swing box 504 extrudees and is close to spring 405, at this moment, first stay cord 508 is taut, drive rotatory piece 506 and move to interior pole 502 direction, the in-process that rotatory piece 506 moved, the one end that drives first atmospheric pressure telescopic link 510 and keep away from rotatory piece 506 swings to interior pole 502 opposite direction, can be better wipe simultaneously, first stay cord 508 is at taut in-process, can drive rotatory piece 506 and rotate, rotatory piece 506 pivoted in-process, can pull up second stay cord 515, make first atmospheric pressure telescopic link 510 shrink, so that better wipe off fibrous impurity, the clearance is very light.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.
Claims (1)
1. The utility model provides a printing and dyeing wastewater handles fibre impurity device, includes box (1), runner assembly (4) and filtering component (5), its characterized in that: a motor (2) is fixedly installed at the top end of the box body (1), a first electromagnetic block (3) is fixedly installed on the inner wall of the box body (1), and an output shaft of the motor (2) is fixedly installed at the top end of the rotating assembly (4);
the rotating assembly (4) comprises a vertical rod (401), a first sliding groove (402) is formed in the inner wall of the vertical rod (401), a baffle (403) is fixedly mounted on the outer wall of the vertical rod (401), a limiting block (404) is movably connected to the inner wall of the vertical rod (401), a spring (405) is movably connected to the inner wall of the first sliding groove (402), and a second electromagnetic block (406) is fixedly mounted at one end, away from the vertical rod (401), of the spring (405);
the filter component (5) comprises a shell (501), an inner rod (502) is fixedly installed on the back of the inner wall of the shell (501), a rotating rod (503) is movably connected to the inner wall of the shell (501), a swinging box (504) is fixedly installed on the top end of the rotating rod (503), a second sliding groove (505) is formed in the inner wall of the swinging box (504), a rotating block (506) is movably connected to the inner wall of the second sliding groove (505), a third sliding groove (507) is formed in the outer wall of the rotating block (506), a first pull rope (508) is movably connected to the inner wall of the third sliding groove (507), a fourth sliding groove (509) is formed in the inner wall of the rotating block (506), a first pneumatic telescopic rod (510) is movably connected to the inner wall of the fourth sliding groove (509), a sieve column (511) is fixedly installed at one end, far away from the rotating block (506), of the first pneumatic telescopic, an air bag (512) is fixedly installed on the inner wall of the sieve column (511), a second air-pressure telescopic rod (513) is fixedly installed on the outer wall of the air bag (512), a grabbing block (514) is fixedly installed on the outer wall of the second air-pressure telescopic rod (513), a second pull rope (515) is fixedly installed on the outer wall of the sieve column (511), and a cross rod (516) is fixedly installed on the outer wall of the rotating block (506);
in one swing box (504), the number of the rotating blocks (506) is two, the two rotating blocks (506) are movably connected with the inner wall of the second sliding groove (505) through bearings, the two bearings are fixedly connected through a cross rod (516), and the inner wall of the rotating block (506) far away from the rotating rod (503) is fixedly provided with a coil spring;
the number of the springs (405) is four, every two springs (405) form a group, the two groups of springs (405) are symmetrically distributed with the vertical center line of the vertical rod (401), the two springs (405) in each group are symmetrically distributed with the horizontal center line of the vertical rod (401), and the filtering component (5) is positioned on the outer wall of each spring (405);
the second electromagnetic block (406) and the first electromagnetic block (3) are positioned on the same horizontal central line, the first electromagnetic block (3) and the second electromagnetic block (406) are of opposite magnetic poles, and the baffle (403) and the vertical rod (401) are positioned on the same horizontal central line;
one end of the second pull rope (515) far away from the sieve column (511) is fixedly connected with the inner wall of one end of the first air pressure telescopic rod (510) close to the rotating block (506);
the top end of the first pull rope (508) is movably connected with the outer wall of a coil spring of the rotating block (506) far away from the rotating rod (503), and the bottom end of the first pull rope (508) is fixedly connected with the inner wall of the inner rod (502);
in one filtering component (5), the number of the rotation rods (503) and the structures to which the rotation rods (503) belong is three, and the three rotation rods (503) and the structures to which the rotation rods (503) belong are uniformly distributed by taking the circle center of the shell (501) as the center.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011411568.4A CN112520799B (en) | 2020-12-03 | 2020-12-03 | Printing and dyeing wastewater treatment fiber impurity device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011411568.4A CN112520799B (en) | 2020-12-03 | 2020-12-03 | Printing and dyeing wastewater treatment fiber impurity device |
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| CN112520799B true CN112520799B (en) | 2021-08-24 |
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| KR20020084663A (en) * | 2001-05-04 | 2002-11-09 | 조대형 | Auto clean filter |
| CN109179523B (en) * | 2018-09-18 | 2021-04-02 | 鲁鸣 | Sewage treatment is with sending out goods production sewage treatment plant |
| CN211470962U (en) * | 2019-07-29 | 2020-09-11 | 杭州冰亚科技有限公司 | Printing and dyeing wastewater treatment device based on magnetic field change |
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Effective date of registration: 20210810 Address after: 528400 Food Industrial Park, Huangpu town, Zhongshan City, Guangdong Province Applicant after: ZHONGSHAN HUANGPU FOOD INDUSTRIAL PARK WASTEWATER TREATMENT Co.,Ltd. Address before: Room 219, No.4, Industrial Park Road, grapevine hi tech Industrial Park, Lucheng District, Wenzhou City, Zhejiang Province Applicant before: WENZHOU HONGLIANG MACHINERY TECHNOLOGY Co.,Ltd. |
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