CN109569123A - A kind of dust part flow arrangement of filter screen - Google Patents
A kind of dust part flow arrangement of filter screen Download PDFInfo
- Publication number
- CN109569123A CN109569123A CN201811274744.7A CN201811274744A CN109569123A CN 109569123 A CN109569123 A CN 109569123A CN 201811274744 A CN201811274744 A CN 201811274744A CN 109569123 A CN109569123 A CN 109569123A
- Authority
- CN
- China
- Prior art keywords
- plate
- part flow
- flow arrangement
- hexagram
- dust
- 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.)
- Granted
Links
- 239000000428 dust Substances 0.000 title claims abstract description 44
- 230000008602 contraction Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 11
- 238000004080 punching Methods 0.000 abstract description 11
- 206010039203 Road traffic accident Diseases 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4236—Reducing noise or vibration emissions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a kind of dust part flow arrangements of filter screen, its structure includes firm bottom, sieve plate, group trap, dust part flow arrangement, engaging column, firm bottom is horizontally installed to the lower end surface of sieve plate, the present invention carries out circular motion along foot prop slide plate by pyramid hexagram, the dust inside circular hole is struck off by the pyramid hexagram of two sides, while the movement of pyramid hexagram, terraced angle rake is pullled by connecting rod, the extension rod that touching harrows terraced angle is slided along dynamic slide plate, the dust for scraping circular hole inside is moved along sliding rail by terraced angle rake simultaneously to strike off, it allows dust to fall inclined tube to be drained, thus protect the borehole structure of punching sieve normal, noise can be eliminated, it is slided by agitating strip to shake wobble plate along the sliding rail on shell, rope is pulled to convey rotating mechanism by wobble-plate simultaneously Power, it may not be necessary to manually to being cleared up on highway, worker will not come to harm, reduce unnecessary traffic accident.
Description
Technical field
The present invention relates to filtration arts, especially relate to a kind of dust part flow arrangement of filter screen.
Background technique
Filter screen, for carrying out noise to traffic areas such as the highways, railway, urban road for passing through urban sector
Control is administered, noise remove is carried out to roadside inhabitation resident, but there are following when the work of existing highway punching sieve
Problem:
1. vehicle on expressway dealing speed is fast, average daily vehicle flowrate is big, by ground or wheel in high vehicle speeds
The dust of upper attachment raises, and punching sieve is built in Expressway Road both sides for a long time, and contact vehicle is caused to drive powder
Dirt enters in the circular hole in punching sieve, so that having dust in circular hole, noise enters in the circular hole of punching sieve, due to circular hole
In containing dust cause circular hole resonance acoustical absorption it is destructurized so that punching sieve lose eliminate noise effect.
2. climbing up guardrail to punching by being manually entered highway simultaneously because the speed that vehicle comes and goes on expressway surface is fast
Sieve is cleared up, and car speed is fast, and the tractive force of vehicle two sides is big, and staff is easily fallen on road surface by traction, quilt
Come and go Vehicular impact, causes unnecessary traffic accident.
Summary of the invention
In order to solve the problems, such as that above-mentioned technology exists, the present invention provides a kind of dust part flow arrangement of filter screen,
Its structure includes firm bottom, sieve plate, group trap, dust part flow arrangement, engaging column, and the firm bottom is horizontally installed to sieve plate
Lower end surface, described group of trap be vertically arranged to the left side of sieve plate, and the dust part flow arrangement is horizontally installed to the upper of sieve plate
End face, the engaging column set there are five altogether and are horizontally installed to the right side of sieve plate, and the dust part flow arrangement includes waving
Power mechanism, rotating mechanism root out mechanism, and the swinging driving mechanism is by interlocking rope and rotating mechanism mechanical engagement, institute
Rotating mechanism is stated by connection interlocking lever and roots out mechanism machine driving.
Preferably, the swinging driving mechanism includes arc lever, pearl wheel, agitates plate, shell, backswing mechanism, and the arc is dynamic
Bar is connect with pearl slipping, described to agitate plate and backswing mechanism machine driving, and the backswing mechanism is vertically arranged to the interior of shell
Portion, the backswing mechanism include back lock tube, wobble-plate, and described time lock tube is vertically arranged to the inside of wobble-plate, in the shell
Portion is equipped with tortuous sliding rail, and elastic recovery coil is equipped with inside described time lock tube, is equipped with retraction cables inside the wobble-plate.
Preferably, the rotating mechanism includes round tube mechanism, foot prop slide plate, fixed wheel, the round tube mechanism by track with
Foot prop slide plate mechanical engagement, for the fixed wheel by rope and round tube mechanism machine driving, the round tube mechanism includes interlock plate, angle
Hexagram, plastic package mechanism, the interlock plate and pyramid hexagram mechanical engagement are bored, the pyramid hexagram is connected by sliding slot and plastic package mechanism sliding
It connects, cylinder endless tube, the pyramid hexagram is presented by pyramid hexagram and plastic package mechanism mechanical engagement, the foot prop slide plate in the interlock plate
Along foot prop slide plate circular motion.
Preferably, the plastic package mechanism includes pneumatic tube, shrinks wobble plate, pushes to slide bar, and the pneumatic tube is slided with bar is pushed to slide
Connection, the bar that pushes to slide are horizontally installed to shrink the inside of wobble plate, and the contraction wobble plate is matched by pushing to slide bar with pneumatic tube machinery
It closes, the sealing plate for shrinking wobble plate and there is toughness, the bar lower end that pushes to slide is ball pearl and slides on pneumatic tube.
Preferably, the mechanism of rooting out includes extension rod, inclined tube, terraced angle rake, dynamic slide plate, arc angle rail, the extension rod
It is connect with dynamic slide plate slides, the extension rod is vertically arranged to the upper surface of terraced angle rake, and the arc angle rail is integrated with inclined tube
Change structure, the extension rod upper end is equipped with an arc bar and is slided, and the ladder angle rake front end is presented rake shaped lower end and constitutes
Long rod, the dynamic slide plate are equipped with one around arc-shaped slide rail.
Beneficial effect
1, in the present invention, which is justified by pyramid hexagram along foot prop slide plate
Arc movement, strikes off the dust inside circular hole by the pyramid hexagram of two sides, while the movement of pyramid hexagram, by connecting rod to ladder
Angle rake is pullled, and the extension rod that touching harrows terraced angle is slided along dynamic slide plate, while by terraced angle rake along sliding rail
It moves the dust for scraping circular hole inside to strike off, allows dust to fall inclined tube and drained, thus protect the circle of punching sieve
Pore structure is normal, can eliminate to noise.
2, in the present invention, a kind of dust part flow arrangement of filter screen is mobile by the vehicle of dealing on highway,
The mobile wind generated of vehicle is slided by agitating strip to shake wobble plate along the sliding rail on shell to agitating plate to blow,
Rope is pulled to carry out conveying power to rotating mechanism by wobble-plate simultaneously, it may not be necessary to manually clear to progress on highway
Reason, worker will not come to harm, reduces unnecessary traffic accident.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the dust part flow arrangement of filter screen of the present invention.
Fig. 2 is the left profile enlarged structure schematic diagram of dust part flow arrangement of the present invention.
Fig. 3 is that schematic perspective view is amplified in the part of swinging driving mechanism of the present invention.
Fig. 4 faces amplification partial profile structure for rotating mechanism of the present invention.
Fig. 5 is the left profile enlarged structure schematic diagram of plastic package mechanism of the present invention.
Fig. 6 is the amplifier section schematic perspective view that the present invention roots out mechanism.
In figure: firm bottom -1, sieve plate -2, group trap -3, dust part flow arrangement -4, engaging column -5, swinging driving mechanism -
41, rotating mechanism -42, root out mechanism -43, arc lever -411, pearl wheel -412, agitate plate -413, shell -414, backswing mechanism -
415, Hui Suoguan -4151, wobble-plate -4152, round tube mechanism -421, foot prop slide plate -422, fixed wheel -423, interlock plate -4211, angle
Cone hexagram -4212, plastic package mechanism -4213, pneumatic tube -42131, shrink wobble plate -42132, push to slide bar -42133, extension rod -431,
- 433, dynamic slide plate -434, arc angle rail -435 are harrowed in inclined tube -432, terraced angle.
Specific embodiment
It is lower the present invention in conjunction with the embodiments in attached drawing, technical solution in the embodiment of the present invention carry out clearly and completely
Description, below in conjunction with specific embodiment and Detailed description of the invention, the preferred embodiment that the present invention is further explained.
Embodiment
As shown in figs 1 to 6, the present invention provides a kind of dust part flow arrangement of filter screen, and structure includes firm bottom
1, sieve plate 2, group trap 3, dust part flow arrangement 4, engaging column 5, the firm bottom 1 are horizontally installed to the lower end surface of sieve plate 2, institute
The left side that group trap 3 is vertically arranged to sieve plate 2 is stated, the dust part flow arrangement 4 is horizontally installed to the upper surface of sieve plate 2, institute
The right side that engaging column 5 sets there are five altogether and is horizontally installed to sieve plate 2 is stated, the dust part flow arrangement 4 includes swinging driving
Mechanism 41, rotating mechanism 42 root out mechanism 43, and the swinging driving mechanism 41 is matched by interlocking rope with 42 machinery of rotating mechanism
It closes, the rotating mechanism 42 is by connection interlocking lever and roots out 43 machine driving of mechanism.
The swinging driving mechanism 41 includes arc lever 411, pearl wheel 412, agitates plate 413, shell 414, backswing mechanism
415, the arc lever 411 and pearl wheel 412 is slidably connected, described to agitate plate 413 and 415 machine driving of backswing mechanism, and described time
Swinging mechanism 415 is vertically arranged to the inside of shell 414, and the backswing mechanism 415 includes go back to lock tube 4151, wobble-plate 4152, institute
The inside that lock tube 4151 is vertically arranged to wobble-plate 4152 is stated go back to, tortuous sliding rail, described time lock are equipped with inside the shell 414
It is equipped with elastic recovery coil inside pipe 4151, is equipped with retraction cables inside the wobble-plate 4152 and passes through compared with prior art
It agitates plate 413 to be moved by traffic, the rope of lower end pull as power source, the energy can either be saved,
It can guarantee that staff does not need onto expressway to clear up again, reduce the traffic accident occurred when cleaning.
The rotating mechanism 42 includes round tube mechanism 421, foot prop slide plate 422, fixed wheel 423, and the round tube mechanism 421 passes through
Track and 422 mechanical engagement of foot prop slide plate, the fixed wheel 423 pass through rope and 421 machine driving of round tube mechanism, the round tube machine
Structure 421 includes interlock plate 4211, pyramid hexagram 4212, plastic package mechanism 4213, and the interlock plate 4211 is matched with 4212 machinery of pyramid hexagram
It closes, the pyramid hexagram 4212 is slidably connected by sliding slot with plastic package mechanism 4213, and the interlock plate 4211 passes through pyramid hexagram 4212
With 4213 mechanical engagement of plastic package mechanism, cylinder endless tube is presented in the foot prop slide plate 422, and the pyramid hexagram 4212 is along foot prop slide plate
422 circular motions pull pyramid hexagram 4212 to be slided along foot prop slide plate 422 by the rope of upper end compared with prior art
It is dynamic, the inner wall of circular hole is cleared up, guarantees that the pore structure of making an uproar of removing for absorbing sound is not destroyed by dust, makes punching sieve good
Good removes noise.
The plastic package mechanism 4213 includes pneumatic tube 42131, shrinks wobble plate 42132, pushes to slide bar 42133, the pneumatic tube
42131 are slidably connected with bar 42133 is pushed to slide, and the bar 42133 that pushes to slide is horizontally installed to shrink the inside of wobble plate 42132, described
Shrinking wobble plate 42132 has toughness by pushing to slide bar 42133 and 42131 mechanical engagement of pneumatic tube, the wobble plate 42132 of shrinking
Sealing plate, 42133 lower end of bar that pushes to slide is ball pearl and slides on pneumatic tube 42131, compared with prior art at angle
Cone hexagram 4212 move when cleaning dust along circular hole, is pushed to slide bar 42133 by contraction wobble plate 42132 and squeezed, so that shrinking
The two sides that wobble plate 42132 is closely fitted in pyramid hexagram 4212 carry out the movement sealing of sliding slot, and dust is allowed not fall out sliding slot
Inside, while not changing the structure of circular hole.
The mechanism 43 of rooting out includes extension rod 431, inclined tube 432, terraced angle rake 433, dynamic slide plate 434, arc angle rail 435,
The extension rod 431 is slidably connected with dynamic slide plate 434, and the extension rod 431 is vertically arranged to the upper surface of terraced angle rake 433,
The arc angle rail 435 is integrated with inclined tube 432, and 431 upper end of extension rod is equipped with an arc bar and is slided, described
Terraced angle harrows 433 front ends and the long rod of rake shaped lower end composition is presented, and the dynamic slide plate 434 is sliding around arc equipped with one
Rail is pulled by terraced angle rake 433 by pyramid hexagram 4212 compared with prior art, so that terraced angle rake 433 is along on dynamic slide plate 434
It is moved to be drawn in inclined tube 432 dust that circular hole internal cleaning is fallen and be removed, guarantee that dust will not accumulate circular hole.
A kind of working principle of dust part flow arrangement: the wind generated by the motor racing of dealing is carried out to agitating plate 413
It pushes, touching makes that plate 413 is agitated to haul wobble-plate 4152 along the sliding slot progress arcuate movement on shell 414, while by wobble-plate
The rope that 4152 inside are equipped with is pulled to around fixed wheel 423, guarantees that worker does not need on highway, also can be right in time
The circular hole dust of punching sieve is cleared up, and reduces the traffic accident that initiation is cleared up on highway, while passing through again
The wind-force that traffic generates is acted, and is saved the energy, is pullled by rope around 423 diagonal cone hexagram 4212 of fixed wheel,
Touching makes pyramid hexagram 4212 carry out circular motion along foot prop slide plate 422, wipe off cleaning to the dust inside circular hole, while
When pyramid hexagram 4212 is moved along foot prop slide plate 422, pushed by pushing to slide bar 42133 by the air pressure inside pneumatic tube 42131, so that
Pushing to slide bar 42133 pushes the two sides progress side seal for shrinking the movement of 42132 diagonal cone hexagram 4212 of wobble plate, and dust is allowed not fall out into cunning
Inside slot, along 434 runner movement of dynamic slide plate, passing through 433 fortune of terraced angle rake by 4212 synchronous drive ladder angle of pyramid hexagram rake 433
It is dynamic the dust fallen in circular hole is drawn to inclined tube 432 to be cleared up, guarantee that the structure of punching sieve circular hole is not destroyed, it can
Timely noise is brought to be removed on vehicle.
Basic principles and main features and advantages of the present invention of the invention, It should be understood by those skilled in the art that this hair
Bright to be not restricted to the described embodiments, the above embodiments and description only illustrate the principle of the present invention, Hen Duoxiu
Change and change for the ordinary skill in the art is it will be apparent that selection and description embodiment are in order to more all right
Bright the principle of the present invention and practical application.
Claims (5)
1. a kind of dust part flow arrangement of filter screen, structure includes firm bottom (1), sieve plate (2), group trap (3), dust
Part flow arrangement (4), engaging column (5), the firm bottom (1) are horizontally installed to the lower end surface of sieve plate (2), described group of trap (3)
It is vertically arranged to the left side of sieve plate (2), it is characterised in that:
The dust part flow arrangement (4) is horizontally installed to the upper surface of sieve plate (2), the engaging column (5) set altogether there are five and
It is horizontally installed to the right side of sieve plate (2).
The dust part flow arrangement (4) includes swinging driving mechanism (41), rotating mechanism (42), roots out mechanism (43)；
For the swinging driving mechanism (41) by interlocking rope and rotating mechanism (42) mechanical engagement, the rotating mechanism (42) is logical
It crosses connection interlocking lever and roots out mechanism (43) machine driving.
2. a kind of dust part flow arrangement of filter screen according to claim 1, it is characterised in that: the swinging driving machine
Structure (41) includes arc lever (411), pearl wheel (412), agitates plate (413), shell (414), backswing mechanism (415), and the arc is dynamic
Bar (411) is slidably connected with pearl wheel (412), described to agitate plate (413) and backswing mechanism (415) machine driving, the backswing machine
Structure (415) is vertically arranged to the inside of shell (414), and the backswing mechanism (415) includes back lock tube (4151), wobble-plate
(4152), described time lock tube (4151) is vertically arranged to the inside of wobble-plate (4152).
3. a kind of dust part flow arrangement of filter screen according to claim 1, it is characterised in that: the rotating mechanism
It (42) include round tube mechanism (421), foot prop slide plate (422), fixed wheel (423), the round tube mechanism (421) passes through track and foot prop
Slide plate (422) mechanical engagement, the fixed wheel (423) pass through rope and round tube mechanism (421) machine driving, the round tube mechanism
It (421) include interlock plate (4211), pyramid hexagram (4212), plastic package mechanism (4213), the interlock plate (4211) and pyramid hexagram
(4212) mechanical engagement, the pyramid hexagram (4212) are slidably connected by sliding slot with plastic package mechanism (4213), the interlock plate
(4211) pass through pyramid hexagram (4212) and plastic package mechanism (4213) mechanical engagement.
4. a kind of dust part flow arrangement of filter screen according to claim 3, it is characterised in that: the plastic package mechanism
(4213) include pneumatic tube (42131), shrink wobble plate (42132), push to slide bar (42133), the pneumatic tube (42131) with push to slide
Bar (42133) is slidably connected, and the bar (42133) that pushes to slide is horizontally installed to shrink the inside of wobble plate (42132), the contraction pendulum
Plate (42132) is by pushing to slide bar (42133) and pneumatic tube (42131) mechanical engagement.
5. a kind of dust part flow arrangement of filter screen according to claim 1, it is characterised in that: described to root out mechanism
It (43) include extension rod (431), inclined tube (432), terraced angle rake (433), dynamic slide plate (434), arc angle rail (435), the extension
Bar (431) is slidably connected with dynamic slide plate (434), and the extension rod (431) is vertically arranged to the upper surface of terraced angle rake (433),
The arc angle rail (435) is integrated with inclined tube (432).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274744.7A CN109569123B (en) | 2018-10-30 | 2018-10-30 | Dust distribution device of filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811274744.7A CN109569123B (en) | 2018-10-30 | 2018-10-30 | Dust distribution device of filter screen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109569123A true CN109569123A (en) | 2019-04-05 |
| CN109569123B CN109569123B (en) | 2021-09-10 |
Family
ID=65921306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811274744.7A Active CN109569123B (en) | 2018-10-30 | 2018-10-30 | Dust distribution device of filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109569123B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009058008A1 (en) * | 2007-10-30 | 2009-05-07 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Sound barriers |
| CN206173825U (en) * | 2016-08-01 | 2017-05-17 | 李芬 | Acoustic celotex board for road |
| CN107524338A (en) * | 2017-10-02 | 2017-12-29 | 叶雨玲 | A kind of construction isolated wall plate |
| CN207124015U (en) * | 2017-09-14 | 2018-03-20 | 深圳市一三一二广告有限公司 | A kind of automatically cleaning advertising lamp box |
| CN108396670A (en) * | 2018-05-14 | 2018-08-14 | 陈启 | The combined type barrier of noise measuring improvement |
-
2018
- 2018-10-30 CN CN201811274744.7A patent/CN109569123B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009058008A1 (en) * | 2007-10-30 | 2009-05-07 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno | Sound barriers |
| CN206173825U (en) * | 2016-08-01 | 2017-05-17 | 李芬 | Acoustic celotex board for road |
| CN207124015U (en) * | 2017-09-14 | 2018-03-20 | 深圳市一三一二广告有限公司 | A kind of automatically cleaning advertising lamp box |
| CN107524338A (en) * | 2017-10-02 | 2017-12-29 | 叶雨玲 | A kind of construction isolated wall plate |
| CN108396670A (en) * | 2018-05-14 | 2018-08-14 | 陈启 | The combined type barrier of noise measuring improvement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109569123B (en) | 2021-09-10 |
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Effective date of registration: 20210817 Address after: 212132 No. 13, Fengqi Road, Dagang Town, Zhenjiang New Area, Jingkou District, Zhenjiang City, Jiangsu Province Applicant after: Liu Peizhu Address before: 2 / F, Jinhuang building, 442 West Street, Guanqiao Town, Nan'an City, Quanzhou City, Fujian Province, 362100 Applicant before: NAN'AN XINGSHENG INDUSTRIAL DESIGN Co.,Ltd. |
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Effective date of registration: 20240808 Address after: 421000 Yuejin Group, Zaoji Village, Jiepai Town, Hengyang County, Hengyang City, Hunan Province Patentee after: Minghui Mining Co.,Ltd. Hengyang County Hunan Province Country or region after: China Address before: 212132 No. 13, Fengqi Road, Dagang Town, Zhenjiang New Area, Jingkou District, Zhenjiang City, Jiangsu Province Patentee before: Liu Peizhu Country or region before: China |
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