CN111719205B - Multilayer shifts carding machine - Google Patents
Multilayer shifts carding machine Download PDFInfo
- Publication number
- CN111719205B CN111719205B CN202010540364.4A CN202010540364A CN111719205B CN 111719205 B CN111719205 B CN 111719205B CN 202010540364 A CN202010540364 A CN 202010540364A CN 111719205 B CN111719205 B CN 111719205B
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- China
- Prior art keywords
- plate
- disc
- rod
- blade
- impurity removing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009960 carding Methods 0.000 title claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 39
- 229920000742 Cotton Polymers 0.000 claims abstract description 28
- 238000001125 extrusion Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims description 26
- 239000010813 municipal solid waste Substances 0.000 claims description 11
- 230000000295 complement effect Effects 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims 7
- 239000002245 particle Substances 0.000 abstract description 14
- 238000007599 discharging Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 239000000835 fiber Substances 0.000 description 6
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 238000009987 spinning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 210000001520 comb Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
- D01G15/02—Carding machines
- D01G15/12—Details
- D01G15/34—Grids; Dirt knives; Angle blades
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
- D01G15/76—Stripping or cleaning carding surfaces; Maintaining cleanliness of carding area
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Preliminary Treatment Of Fibers (AREA)
Abstract
The invention discloses a multilayer transfer carding machine, which structurally comprises a dust collector, a cotton carding cavity, an impurity discharging box and a cotton roller, wherein the bottom of the dust collector is provided with the cotton carding cavity, the cotton carding cavity is fixed on the impurity discharging box, the cotton roller is arranged at the front end of the surface of the impurity discharging box, the impurity discharging box internally comprises a mounting plate, lugs, an extrusion cavity, a mounting disc, a piston plate and a support rod, the upper end of the mounting plate is provided with gaskets, the gaskets are connected between the lugs and fixed on two sides of the surface of the support rod, the lugs are fixed along the circumference of the mounting plate, the middle part of the mounting plate is provided with through holes and movably clamped with the support rod, the extrusion cavity is arranged at the bottom of the lugs, the mounting disc is welded at the bottom end of the extrusion cavity, the piston plate is arranged at the middle position of the bottom of the mounting disc, when an output port carelessly falls into larger-particle impurities or the output port is blocked and can not be normally discharged, a crushing device shears the output port during pressing process, so that the output port is cut into small-particle impurities, so that the blocked outlet opening is pressed by the piston plate until it can be output.
Description
Technical Field
The invention relates to the field of textile machinery, in particular to a multilayer transfer carding machine.
Background
The carding machine is a textile machine which divides the spinning raw material which is primarily processed into single fiber state, forms a net fiber thin layer and then assembles into fiber strips.
Present multilayer shifts carding machine when combing, has a small amount of cotton fibre winding on impurity for impurity becomes the large granule by the tiny particle, leads to piling up in the delivery outlet and gluing a large amount of cotton fibre impurity, causes the output tube to block up, and reducing mechanism twines a large amount of cotton fibre debris easily at rotatory in-process, need increase a large amount of manpower and materials during the clearance, be not convenient for break away from winding debris, can lead to the carding machine to appear unexpected card and stop the phenomenon owing to remaining in a large number.
Disclosure of Invention
The invention provides a multilayer transfer carding machine, aiming at the problems that a small amount of cotton fibers are wound on impurities when the existing multilayer transfer carding machine is used for carding, so that the impurities are changed into large particles from small particles, a large amount of cotton fiber impurities are accumulated and adhered in an output port, an output pipe is blocked, a large amount of cotton fiber impurities are easily wound in the rotating process of a crushing device, a large amount of manpower and material resources are needed to be added during cleaning, the wound impurities are not conveniently separated, and the accidental jamming phenomenon of the carding machine can be caused due to a large amount of residues.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a multilayer shifts and combs, its structure includes dust catcher, comb and parallel cotton fibers prior to spinning chamber, trash bin, cotton roller, the bottom of dust catcher is equipped with the comb and parallel cotton fibers prior to spinning chamber fixes on trash bin, trash bin surface front end is located to cotton roller, trash bin inside includes mounting panel, hangers, extrusion chamber, mounting disc, piston board, bracing piece, the upper end of mounting panel is equipped with the gasket, and this gasket is connected between the hangers, and fixes in the surperficial both sides of bracing piece, the hangers is fixed along the mounting panel circumference, and the middle part is equipped with through-hole and bracing piece activity block, the extrusion chamber is installed in the hangers bottom, and the bottom welding in extrusion chamber has the mounting disc, the piston board sets up the bottom intermediate position department at the mounting disc.
As a further improvement of the invention, a pressing plate, an air bag and a supporting rod are arranged in the extrusion cavity, the upper end of the pressing plate is connected to the supporting rod through welding, the supporting rod is in contact with the bottom of the pressing plate and is fixedly connected with the upper ends of the mounting plate and the piston plate, the air bag is arranged at the bottom of the pressing plate, and the air bag is symmetrically distributed on two sides of the supporting rod.
As a further improvement of the invention, the lower part of the mounting disc mainly comprises a crushing device, rollers, connecting rods and a disc body, wherein the crushing device is matched with the rollers from inside to outside through the connecting rods, more than two crushing devices are arranged on the rollers, and the rollers are connected with the supporting rod through the disc body.
As a further improvement of the invention, the crushing device is provided with a blade, a rolling shaft, a turntable and a limit groove, the blade is fixed on the limit groove arranged on the turntable in a bolt connection mode, and the rolling shaft is arranged in the middle of the turntable and is fixedly connected with one end of a connecting rod.
As a further improvement of the invention, the blade consists of a impurity removing structure, a notch and a blade, wherein the blade is arranged at the top of the contact part between the impurity removing structure and the notch, and an integrated structure is formed among the impurity removing structure, the notch and the blade.
As a further improvement of the invention, the impurity removing structure is provided with a supporting device, a first membrane plate, a second membrane plate, telescopic rods and a supporting plate, wherein the supporting device is arranged at the bottom of the first membrane plate and the bottom of the second membrane plate and is connected with the contact parts of the telescopic rods in a welding manner, and the supporting plate is connected with more than two telescopic rods and is embedded and fixed in the blade.
As a further improvement of the invention, the supporting device is provided with a protection disc, a connecting rod, a connecting part, a connecting shaft and a limiting rod, the connecting rod is arranged on the protection disc and is connected with the connecting part through the connecting shaft, the connecting rod is matched with the first membrane plate and the second membrane plate in a fixed connection mode, and the limiting rod is arranged on the connecting part.
As a further improvement of the invention, a first buckling angle and a second buckling angle are respectively arranged at two ends of the first membrane plate and the second membrane plate, and the connecting surfaces of the two membrane plates are complementary inclined surfaces.
As a further improvement of the invention, the blades are oppositely arranged on two sides of the turntable, so that the tips of the two notches are opposite, the width of the limiting groove is larger than that of the blades, and the limiting groove is matched with the swinging direction of the blades, so that the inclination angle of the blades is limited.
As a further improvement of the invention, the connecting rod is rotated between minus 45 degrees and 45 degrees relative to the connecting part through the limiting rod, and the limiting rod limits the relative swing angle of the protection disc and the connecting part, so as to completely separate sundries wound on the membrane plate.
As a further improvement of the invention, the connecting surface of the first buckling angle which is of a diamond structure and the second buckling angle which is of a complementary inclined surface is matched and abutted during rotation, so that the supporting structure is prevented from shaking during rotation to cause accidental opening, and sundries of the membrane plate enter the sundry removing structure.
Compared with the prior art, the invention has the beneficial effects that:
1. when larger particle impurities fall into the output port carelessly or the output port is blocked and cannot be discharged normally, the crushing device shears the output port in the pressing process, so that the larger particle impurities are cut into small particle impurities, and the blocked output port is extruded by the piston plate until the small particle impurities can be output.
2. According to the invention, because the width of the limiting groove is larger than that of the blades, the limiting groove is matched with the swinging direction of the blades, so that the inclination angle of the blades is limited, the two blades are inclined to a superposed angle in the limiting groove to form a scissor structure, and the cut and the blade cut off deposits around the impurity removing pipe into small-particle impurities.
3. The connecting rod rotates between 45 degrees and 45 degrees relative to the connecting part through the limiting rod, and the limiting rod limits the relative swing angle of the protection disc and the connecting part, so that sundries wound on the crushing device are completely separated.
4. The connecting surface of the first buckling angle and the second buckling angle is a complementary inclined surface, and the first buckling angle and the second buckling angle are matched and abutted during rotation, so that the situation that the protection disc shakes during rotation to cause accidental openings between the buckling angles and to enable sundries to enter the sundry removing structure is avoided.
Drawings
FIG. 1 is a schematic view of a multi-level transfer card according to the present invention.
FIG. 2 is a schematic plan view of the trash box of the present invention.
Fig. 3 is a schematic plan view of the mounting plate of the present invention.
Fig. 4 is a schematic plan view of the crushing apparatus of the present invention.
FIG. 5 is a diagram illustrating the dynamic structure of FIG. 4 according to the present invention.
FIG. 6 is a schematic plan view of the impurity removing structure of the present invention.
FIG. 7 is a diagram of the dynamic configuration of FIG. 6 according to the present invention.
Fig. 8 is a schematic plan view of the supporting device of the present invention.
Fig. 9 is an enlarged view of the structure a in fig. 7 according to the present invention.
In the figure: a dust collector-1, a cotton carding cavity-2, a trash box-3, a cotton roller-4, a mounting plate-31, a hanging lug-32, an extrusion cavity-33, a mounting disc-34, a piston plate-35, a support rod-36, a press plate-331, an air bag-332, a support rod-333, a crushing device-341, a roller-342, a connecting rod-343, a disc body-344, a blade-411, a roller-412, a rotary disc-413, a limit groove-414, a impurity removing structure-11 a, a notch-11 b, a blade-11 c, a support device-11 a1, a first film plate-11 a2, a second film plate-11 a3, a telescopic rod-11 a4, a support plate-11 a5, a protection disc-a 11, a connecting rod-a 12, a connecting part-a 13, Connecting shaft-a 14, limiting rod-a 15, first buckle angle-a 21 and second buckle angle-a 31.
Detailed Description
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.
Examples
As shown in fig. 1-9, the invention provides a multi-layer transfer carding machine, which structurally comprises a dust collector 1, a cotton carding chamber 2, a trash discharging box 3 and a cotton roller 4, wherein the bottom of the dust collector 1 is provided with the cotton carding chamber 2, the cotton carding chamber 2 is fixed on the trash discharging box 3, the cotton roller 4 is arranged at the front end of the surface of the trash discharging box 3, the trash discharging box 3 internally comprises a mounting plate 31, lugs 32, an extrusion chamber 33, a mounting plate 34, a piston plate 35 and a support rod 36, the upper end of the mounting plate 31 is provided with a gasket, the gasket is connected between the lugs 32 and fixed on two sides of the surface of the support rod 36, the lugs 32 are fixed along the circumference of the mounting plate 31, the middle part of the gasket is provided with a through hole which is movably clamped with the support rod 36, the extrusion chamber 33 is arranged at the bottom of the lugs 32, the mounting plate 34 is welded at the bottom end of the extrusion chamber 33, the piston plate 35 is arranged at the middle position of the bottom of the mounting plate 34, a pressing plate 331, an air bag 332 and a supporting rod 333 are arranged in the extrusion cavity 33, the upper end of the pressing plate 331 is connected to the supporting rod 36 through welding, the supporting rod 333 is in contact with the bottom of the pressing plate 331 and is fixedly connected with the upper ends of the mounting plate 34 and the piston plate 35, the bottom of the pressing plate 331 is provided with the air bag 332, the air bag 332 is symmetrically distributed at two sides of the supporting rod 333, the lower part of the mounting plate 34 mainly comprises a crushing device 341, a roller 342, a connecting rod 343 and a plate body 344, the crushing device 341 is matched with the roller 342 from the inside to the outside through the connecting rod 343, the roller 342 is provided with more than two crushing devices 341, the roller 342 is connected with the supporting rod 333 through the plate body 344, the crushing device 341 is provided with a blade 411, a roller 412, a rotary disc 413 and a limiting groove 414, the blade 411 is fixed on the limiting groove 414 formed on the rotary disc 413 through a bolt connection mode, the roller 412 is arranged in the middle of the rotating disc 413 and fixedly connected with one end of the connecting rod 343, the blade 411 is composed of a impurity removing structure 11a, a notch 11b and a blade 11c, the contact top between the impurity removing structure 11a and the notch 11b is provided with the blade 11c, an integrated structure is formed among the three, the impurity removing structure 11a is provided with a supporting device 11a1, a first membrane plate 11a2, a second membrane plate 11a3, an expansion rod 11a4 and a supporting plate 11a5, the supporting device 11a1 is arranged at the bottom of the first membrane plate 11a2 and the second membrane plate 11a3 and is welded with the contact part of an expansion rod 11a4, the supporting plate 11a5 is connected with more than two expansion rods 11a4 and is embedded and fixed inside the blade 411, the supporting device 11a1 is provided with a11, a connecting rod a 466, a connecting part 13, a connecting shaft 14 and a position limiting rod a15, the protective disc a11 a 4642 a connecting part is connected with the connecting rod 13 a through the connecting rod 3945, and is matched with the first diaphragm plate 11a2 and the second diaphragm plate 11a3 in a fixed connection manner, the connecting portion a13 is provided with a limiting rod a15, two ends of the first diaphragm plate 11a2 and the second diaphragm plate 11a3 are respectively provided with a first buckling angle a21 and a second buckling angle a31, and the connecting surface of the two diaphragm plates is a complementary inclined surface, the blade 411 is relatively installed on two surfaces of the rotating disc 413 so that tips of the two notches 11b are opposite, the width of the limiting groove 414 is greater than that of the blade 411, the limiting groove 414 is matched with the swinging direction of the blade 411 so as to limit the inclined angle of the blade 411 and enable the connecting rod a12 to rotate between minus 45 degrees and 45 degrees relative to the connecting portion a13 through the limiting rod a15, the limiting rod a15 limits the swinging angle of the protective disc a11 and the connecting portion a11 relative to completely separate sundries wound on the diaphragm plates, the first buckling angle a21 is an inclined surface of a diamond structure which is complementary to the connecting surface of the second buckling angle a31, the supporting structure is prevented from shaking during rotation to cause an accidental opening due to the fact that the supporting structure is matched and abutted during rotation, and sundries of the membrane plate enter the impurity removing structure 11 a.
The working principle of the multi-layer transfer carding machine in the technical scheme is explained as follows:
when the output port accidentally drops larger particle sundries or the output port is blocked and cannot be normally discharged, the gasket between the mounting plates 31 is rotated to superpose and extrude the lower support rod 36, the pressing plate 331 is driven for multiple times, the crushing device 341 on the mounting plate 34 shears the output port in the pressing process, so that the sundries with larger particles are cut into small particle sundries, the blocked output port is extruded by the piston plate 35 until the small particle sundries can be output in the process, because the width of the limiting groove 414 is larger than that of the blade 411, the swinging direction of the limiting groove 414 is matched with the swinging direction of the blade 411, so that the inclination angle of the blade 411 is limited, when the rotating plate 413 rotates clockwise, one side of the blade 411 collides with deposits, so that the cuts 11b of the two blades 411 are inclined to the superposed angle in the limiting groove 414 to form a scissor structure, and the deposits around the discharge pipe are cut into small sundries, after the crushing is carried out, the overlapped part of the templates is pulled apart by the telescopic rod 11a4, the support device between the templates and the telescopic rod 11a4 enables the connecting rod a12 to rotate between minus 45 degrees and 45 degrees relative to the connecting part a13 through the limiting rod a15, the limiting rod a15 limits the relative swing angle of the protection disk a11 and the connecting part a13, in order to completely separate the sundries wound on the crushing device 341, the first buckling angle a21 is a diamond structure, the connecting surface of the second buckling angle a31 is a complementary inclined surface, the protection disk is matched and abutted during rotation, the protection disk is prevented from shaking during rotation, an accidental opening is generated between the first buckling angle a21 and the second buckling angle a31, and the sundries wound on the membrane plate enter the impurity removing structure 11 a.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "length," "width," "height," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "side," and the like, as used herein, are used in an orientation or positional relationship indicated in the drawings, which is for convenience and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is not to be construed as limiting the invention.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Claims (1)
1. A multi-level transfer card, comprising: the structure of the cotton impurity removing device comprises a dust collector (1), a cotton carding cavity (2), an impurity removing box (3) and a cotton roller (4), wherein the cotton carding cavity (2) is arranged at the bottom of the dust collector (1), the cotton carding cavity (2) is fixed on the impurity removing box (3), and the cotton roller (4) is arranged at the front end of the surface of the impurity removing box (3);
the trash bin (3) comprises an installation plate (31), hanging lugs (32), an extrusion cavity (33), an installation disc (34), a piston plate (35) and a support rod (36) inside, wherein a gasket is arranged at the upper end of the installation plate (31), connected between the hanging lugs (32) and fixed on two sides of the surface of the support rod (36), the hanging lugs (32) are fixed along the circumference of the installation plate (31), a through hole is formed in the middle of the installation plate and movably clamped with the support rod (36), the extrusion cavity (33) is installed at the bottom of the hanging lugs (32), the installation disc (34) is welded at the bottom end of the extrusion cavity (33), and the piston plate (35) is arranged in the middle position of the bottom of the installation disc (34);
a pressing plate (331), an air bag (332) and a supporting rod (333) are arranged in the extrusion cavity (33), the upper end of the pressing plate (331) is connected to the supporting rod (36) through welding, the supporting rod (333) is in contact with the bottom of the pressing plate (331) and is fixedly connected with the mounting disc (34) and the upper end of the piston plate (35), the air bag (332) is arranged at the bottom of the pressing plate (331), and the air bag (332) is symmetrically distributed on two sides of the supporting rod (333);
the device is characterized in that the lower part of the mounting disc (34) mainly comprises a crushing device (341), a roller (342), a connecting rod (343) and a disc body (344), the crushing device (341) is matched with the roller (342) from inside to outside through the connecting rod (343), more than two crushing devices (341) are arranged on the roller (342), and the roller (342) is connected with a supporting rod (333) through the disc body (344);
the crushing device (341) is provided with a blade (411), a rolling shaft (412), a rotating disc (413) and a limiting groove (414), the blade (411) is fixed on the limiting groove (414) formed in two surfaces of the rotating disc (413) in a bolt connection mode, and the rolling shaft (412) is arranged in the middle of the rotating disc (413) and fixedly connected with one end of a connecting rod (343);
the blade (411) consists of a impurity removing structure (11a), a notch (11b) and a blade (11c), wherein the blade (11c) is arranged at the top of the contact between the impurity removing structure (11a) and the notch (11b), and an integrated structure is formed among the impurity removing structure, the notch and the blade;
the impurity removing structure (11a) is provided with a supporting device (11a1), a first membrane plate (11a2), a second membrane plate (11a3), an expansion link (11a4) and a supporting plate (11a5), wherein the supporting device (11a1) is installed at the bottoms of the first membrane plate (11a2) and the second membrane plate (11a3) and is connected with a contact part of the expansion link (11a4) in a welding manner, and the supporting plate (11a5) is connected with more than two expansion links (11a4) and is embedded and fixed in the blade (411);
the supporting device (11a1) is provided with a protection disc (a11), a connecting rod (a12), a connecting part (a13), a connecting shaft (a14) and a limiting rod (a15), the protection disc (a11) is provided with the connecting rod (a12) which is connected with the connecting part (a13) through the connecting shaft (a14) and matched with the first membrane plate (11a2) and the second membrane plate (11a3) in a fixed connection mode, and the connecting part (a13) is provided with the limiting rod (a 15);
the two ends of the first membrane plate (11a2) and the second membrane plate (11a3) are respectively provided with a first buckling angle (a21) and a second buckling angle (a31), and the connecting surfaces of the two membrane plates are complementary inclined surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010540364.4A CN111719205B (en) | 2020-06-15 | 2020-06-15 | Multilayer shifts carding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010540364.4A CN111719205B (en) | 2020-06-15 | 2020-06-15 | Multilayer shifts carding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111719205A CN111719205A (en) | 2020-09-29 |
| CN111719205B true CN111719205B (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010540364.4A Active CN111719205B (en) | 2020-06-15 | 2020-06-15 | Multilayer shifts carding machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN111719205B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB277814A (en) * | 1926-10-06 | 1927-09-29 | Joseph Holden | Revolving top flat carding machines |
| CN200964461Y (en) * | 2006-10-10 | 2007-10-24 | 浙江锦峰纺织机械有限公司 | Module type cotton net cleaner for cotton comber |
| CN205368582U (en) * | 2016-03-01 | 2016-07-06 | 广西玉林市汉龙环保科技有限公司 | Novel multilayer shifts carding machine |
| CN108677282A (en) * | 2018-09-03 | 2018-10-19 | 湖州市菱湖重兆金辉丝织厂 | Novel dust-collecting carding machine |
| CN210486649U (en) * | 2019-09-17 | 2020-05-08 | 洛阳市尚科电气科技有限公司 | Prevent water retaining gate for cooling tower of jam |
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2020
- 2020-06-15 CN CN202010540364.4A patent/CN111719205B/en active Active
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| CN111719205A (en) | 2020-09-29 |
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Effective date of registration: 20231213 Address after: No. 1-2 Xiangrui Road, Industrial Concentration Zone, Maji Town, Yizheng City, Yangzhou City, Jiangsu Province, 211400 Patentee after: Jiangsu Hengde Carbon Materials Co.,Ltd. Address before: 211400 No. 1, No. 2 Road, Maji town industrial concentration zone, Yizheng City, Yangzhou City, Jiangsu Province Patentee before: Defeng environmental protection technology (Yangzhou) Co.,Ltd. |
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