CN108716033A - A kind of air-swirl spinning machine protection fixing device easy to remove - Google Patents
A kind of air-swirl spinning machine protection fixing device easy to remove Download PDFInfo
- Publication number
- CN108716033A CN108716033A CN201810902812.3A CN201810902812A CN108716033A CN 108716033 A CN108716033 A CN 108716033A CN 201810902812 A CN201810902812 A CN 201810902812A CN 108716033 A CN108716033 A CN 108716033A
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- China
- Prior art keywords
- fixed
- connecting rod
- plate
- spinning machine
- air
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- 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
- 238000009987 spinning Methods 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 claims abstract description 25
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 2
- 238000007382 vortex spinning Methods 0.000 description 2
- 238000010042 air jet spinning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
The invention discloses a kind of air-swirl spinning machines easy to remove to protect fixing device, including bearing support, bearing support includes loading plate and is perpendicularly fixed at four support columns of loading plate bottom surface quadrangle, air-swirl spinning machine is mounted on the surface of loading plate, the bottom surface on both sides of the middle of loading plate is vertically and fixedly provided with two connecting plates, vertical connection is fixed with positioning plate between two connecting plates, positioning plate is mounted with transmission shaft at center, the top of transmission shaft is mounted with driving wheel, and bottom end is connected with the power output end of decelerating motor.The present invention is by the way that vortex flow spinner to be directly mounted in protection fixing device, it is supported when in use by four support columns, spinning machine movement can be effectively prevented, the mating reaction of seat and connecting rod pulling mechanism is pulled to realize that four universal wheels are supported in ground instead of support column by lifting screw, lifting when needing mobile simultaneously, it can be moved at any time, conveniently moving.
Description
Technical field
The invention belongs to vortex flow spinner fields, are related to a kind of fixed dress of air-swirl spinning machine protection easy to remove
It sets.
Background technology
Vortex flow spinner grows up on the basis of air-jet spinning, using fixed vortex spinning spool, comes
A kind of spinning method to spin instead of the rotor of revolution at a high speed, air injection air vortex spinning make length using the rotation of air
Fiber gathers to the center of yarn, and short-term dimension dispersion is coated on outer layer, and this unique production method can not only produce cored
Yarn, and different fibre lengths can be utilized, degree of shrinkage etc. produces the yarn of dual structure, can spin colourful outstanding
Yarn has filoplume few, and density is high, perceptual good, the feature that washing fastness is good, moisture retention and bulkiness are good of feeling well.
Existing vortex flow spinner is generally directly mounted on holder, mobile inconvenient, must be passed through when needing mobile
It moves after the parts of big part are dismantled, is then assembled again, not only movement is inconvenient and dismantles in assembling process to zero
Component has certain damage.
Invention content
The purpose of the present invention is to provide a kind of air-swirl spinning machines easy to remove to protect fixing device, by by whirlpool
Stream spinning machine is directly mounted in protection fixing device, is supported when in use by four support columns, can be effectively prevented spinning
Yarn machine moves, while pulling seat and the mating reaction of connecting rod pulling mechanism to realize by lifting screw, lifting when needing mobile
Four universal wheels are supported in ground instead of support column, can be moved at any time, conveniently moving, and need not to spinning machine into
Row dismounting, prevents damage of components.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of air-swirl spinning machine protection fixing device easy to remove, including bearing support, bearing support include holding
Support plate and four support columns for being perpendicularly fixed at loading plate bottom surface quadrangle, air-swirl spinning machine are mounted on the table of loading plate
The bottom surface on both sides of the middle in face, loading plate is vertically and fixedly provided with two connecting plates, and vertical connection is fixed with and holds between two connecting plates
Support plate positioning plate disposed in parallel is mounted with transmission shaft at positioning plate center, and the top of transmission shaft is mounted with transmission
Wheel, bottom end is connected across positioning plate with the power output end of decelerating motor；
The end face of driving wheel is equipped with lifting screw, and lifting is arranged on lifting screw and pulls seat；Lifting pulling seat includes
Transmission cylinder and integrally connected are fixed on the fixed block at the top of transmission cylinder, and the opposite two side both ends of fixed block are integrally connected and fixed
There are the pulling hinge bar in horizontal distribution, the side wall inner surfaces of transmission cylinder to be provided with the internal thread with lifting screw screw-thread fit, draws
One end of dynamic hinge bar is hinged with connecting rod pulling mechanism；
Two connecting plate side wall on both sides of the middle are respectively and fixedly provided with positioning rotating shaft, and connecting rod pulling mechanism includes first connecting rod, second
Connecting rod and third connecting rod；One end side wall integrally connected of second connecting rod is fixed with pulling item, while second connecting rod is located at pulling item
One end be articulated on positioning rotating shaft, pull one end side wall to be equipped with the first hinge hole, the first hinge be installed in the first hinge hole
Spindle, one end of first connecting rod, which is articulated with, pulls hinge bar one end, and the other end is hingedly and on the first articulated shaft；The one of third connecting rod
End is articulated with second connecting rod far from pulling on one end side wall, and the other end is hingedly fixed with mobile support base；
The two side at loading plate both ends is provided with the second hinge hole, and the second articulated shaft is equipped in the second hinge hole, mobile
Support base includes the fixed top plate of two limits disposed in parallel and the fixed bottom plate of limit, limits fixed top plate and the fixed bottom plate of limit
Side be connected and fixed by link block, one end side wall integrally connected for limiting fixed top plate is fixed with support link, the other end
Side wall is equipped with third articulated shaft, and the top of support link is hinged on the second articulated shaft, and one end of third connecting rod is hingedly installed on
On third articulated shaft；Buffering universal wheel is installed on mobile support base.
Further, the angle between support link and the fixed top plate of limit is 45-50 degree.
Further, it limits and is provided with screw thread mounting groove at the bottom center of fixed top plate, the surface for limiting fixed bottom plate is opened
There is sliding through hole corresponding with screw thread mounting groove；Buffering universal wheel includes that universal wheel and integrally connected are fixed at the top of universal wheel
Position-limiting drum, sliding, which is arranged, in position-limiting drum is equipped with fixed link, and the top wall outer surface of fixed link is provided with and screw thread mounting groove
The external screw thread of screw-thread fit, the top of fixed link, which is connected through a screw thread, to be fixed in screw thread mounting groove, and bullet is arranged in fixed link
Spring, the top of spring is compressed with the bottom surface of the fixed top plate of limit to connect, and bottom end is compressed with the top of position-limiting drum to connect.
Further, the outer diameter of position-limiting drum is equal to the aperture of sliding through hole.
Further, the side wall of position-limiting drum is opposite is provided with two limiting slots, and the bottom end side wall integrally connected of fixed link is fixed
There are two the clamping block with limiting slot cooperation, clamping block can slide in limit sliding chutes.
Further, the length of clamping block is limit slot length 5-5.5 times.
Beneficial effects of the present invention：
The present invention passes through four support columns when in use by the way that vortex flow spinner to be directly mounted in protection fixing device
Support can be effectively prevented spinning machine movement, while pull seat and connecting rod to draw by lifting screw, lifting when needing mobile
The mating reaction of motivation structure realizes that four universal wheels are supported in ground instead of support column, can be moved at any time, conveniently moving,
And spinning machine need not be dismantled, prevent damage of components.
The buffering universal wheel that the present invention uses applies fixed cylinder by universal wheel and presses in protective device moving process
Power, fixed cylinder move up compressed spring, prevent from causing to shake to spinning machine in moving process by the cushioning effect of spring, into
And cause the damage of close parts.
Description of the drawings
In order to facilitate the understanding of those skilled in the art, the present invention will be further described below with reference to the drawings.
Fig. 1 is that support column of the present invention protects fixture structure schematic diagram when supporting；
Fig. 2 is that universal wheel of the present invention protects fixture structure schematic diagram when supporting；
Fig. 3 is bearing support structural schematic diagram；
Fig. 4 is the partial structural diagram of Fig. 2；
Fig. 5 is the partial structurtes exploded perspective view of Fig. 2；
Fig. 6 is the partial structurtes exploded perspective view of Fig. 5；
Fig. 7 is the partial structurtes exploded perspective view of Fig. 5；
Fig. 8 is buffering Universal wheel structure schematic diagram.
Specific implementation mode
A kind of air-swirl spinning machine protection fixing device easy to remove, as shown in Figure 1, Figure 2, Figure 3 shows, including carrying branch
Frame 1, bearing support 1 include loading plate 11 and four support columns 12 for being perpendicularly fixed at 11 bottom surface quadrangle of loading plate, air-swirl
Spinning machine is mounted on the surface of loading plate 11, and the bottom surface on both sides of the middle of loading plate 11 is vertically and fixedly provided with two connecting plates 13,
Between two connecting plates 13 vertical connection be fixed with 11 positioning plate 14 disposed in parallel of loading plate, install at 14 center of positioning plate
It is fixed with transmission shaft 15, the top of transmission shaft 15 is mounted with driving wheel 2, and bottom end passes through the dynamic of positioning plate 14 and decelerating motor
Power output end is connected, and decelerating motor is mounted on the bottom surface of positioning plate 14；
As shown in Figure 4, Figure 5, the end face of driving wheel 2 is equipped with lifting screw 3, and lifting is arranged on lifting screw 3 and is pulled
Seat 4；It includes the fixed block 42 that transmission cylinder 41 and integrally connected are fixed on 41 top of transmission cylinder, 42 phase of fixed block that lifting, which pulls seat 4,
To two side both ends be integrally fixedly connected with the pulling hinge bar 43 in horizontal distribution, the side wall inner surfaces of transmission cylinder 41 are opened
There is the internal thread with 3 screw-thread fit of lifting screw, one end of hinge bar 43 is pulled to be hinged with connecting rod pulling mechanism 5；Control is slowed down
Motor drives driving wheel 2 to rotate by transmission shaft 15, and driving wheel 2 drives lifting screw 3 to rotate, and lifting screw 3 is connected by screw thread
Connecing effect drives transmission cylinder 41 to rotate, since lifting pulls 4 side of seat to pull limit of the hinge bar 43 by connecting rod pulling mechanism 5
Effect so that transmission cylinder 41 can only cannot be rotated along lifting screw 3, can only be moved up and down along lifting screw 3, be passed through transmission cylinder 41
Move up and down drive lifting pull seat 4 move up and down；
As shown in fig. 6, two 13 side wall on both sides of the middle of connecting plate are respectively and fixedly provided with positioning rotating shaft 131, connecting rod pulling mechanism 5 wraps
Include first connecting rod 51, second connecting rod 51 and third connecting rod 53；One end side wall integrally connected of second connecting rod 52 is fixed with pulling item
521, while second connecting rod 52 pulls 521 one end side wall of item to set positioned at pulling one end of item 521 to be articulated on positioning rotating shaft 131
There is the first hinge hole, the first articulated shaft is installed in the first hinge hole, one end of first connecting rod 51, which is articulated with, pulls hinge bar 43
One end, the other end is hingedly and on the first articulated shaft；One end of third connecting rod 53 is articulated with second connecting rod 52 far from pulling item 521 1
On the wall of end side, the other end is hingedly fixed with mobile support base 6；
The two side at 11 both ends of loading plate is provided with the second hinge hole 111, and it is hinged that second is equipped in the second hinge hole 111
Axis, mobile support base 6 include the fixed top plate 61 of two limits disposed in parallel and the fixed bottom plate 62 of limit, limit fixed top plate 61
The side that bottom plate 62 is fixed with limit is connected and fixed by link block 63, and one end side wall integrally connected for limiting fixed top plate 61 is solid
There are support link 64, other end side wall to be equipped with third articulated shaft 65, the folder between top plate 61 is fixed in support link 64 and limit surely
Angle is 45-50 degree, and the top of support link 64 is hinged on the second articulated shaft, and one end of third connecting rod 53 is hingedly installed on third
On articulated shaft 65；Buffering universal wheel 7 is installed on mobile support base 6；
As shown in Figure 7 and Figure 8, it limits and is provided with screw thread mounting groove 611 at the bottom center of fixed top plate 61, limit fixed bottom
The surface of plate 62 is provided with sliding through hole corresponding with screw thread mounting groove 611 621；It includes universal wheel 71 and one to buffer universal wheel 7
Body is connected and fixed on the position-limiting drum 72 at 71 top of universal wheel, and the outer diameter of position-limiting drum 72 is equal to the aperture of sliding through hole 621, position-limiting drum
Sliding, which is arranged, in 72 is equipped with fixed link 73, and the top wall outer surface of fixed link 73 is provided with matches with 611 screw thread of screw thread mounting groove
The external screw thread of conjunction, the top of fixed link 73, which is connected through a screw thread, to be fixed in screw thread mounting groove 611, and bullet is arranged in fixed link 73
The bottom surface compression that top plate 61 is fixed in spring 74, the top of spring 74 and limit connects, and bottom end is compressed with the top of position-limiting drum 72 to connect；
The side wall of position-limiting drum 72 is opposite to be provided with two limiting slots 721, and there are two the bottom end side wall integrally connected fixations of fixed link 73 and limit
The clamping block 731 that position slot 721 coordinates, clamping block 731 can slide in limit sliding chutes 721, and the length of clamping block 731 is limit
5-5.5 times of 721 length of slot, after fixed link 73 is fixed in screw thread mounting groove 611, position-limiting drum 72 is clamped by clamping block 731
It is realized in limit sliding chutes 721 and the limit of position-limiting drum 72 is fixed, prevent position-limiting drum 72 from rotating, while in position-limiting drum 72 along sliding
Clamping block 731 moves in limit sliding chutes 721 when through-hole 621 moves up, and the top of position-limiting drum 72 applies pressure to spring 74,
Spring-compressed, and then certain shock absorbing effect is played to universal wheel 71.
The specifically used process of the protection fixing device is：
When air-swirl spinning machine normally places work, four support columns 12 in bearing support 1 are supported in ground, pass through
Four support columns 12 are supported fixation to air-swirl spinning machine；
When air-swirl spinning machine moves, control decelerating motor drives driving wheel 2 to rotate by transmission shaft 15, driving wheel 2
Lifting screw 3 is driven to rotate, lifting screw 3 is connected through a screw thread effect and transmission cylinder 41 is driven to rotate, since lifting pulls seat 4 weeks
Layback moves position-limiting action of the hinge bar 43 by connecting rod pulling mechanism 5 so that transmission cylinder 41 can only cannot turn along lifting screw 3
It is dynamic, it can only be moved down along lifting screw 3, pull hinge bar 43 that first connecting rod 51 is driven to move down, the one of first connecting rod 51
End pushes the pulling item 521 on second connecting rod 52 to move down, since 52 one end of second connecting rod is articulated on positioning rotating shaft 131,
Therefore it drives 52 other end of second connecting rod to move down when pulling item 521 to move down, third is driven by second connecting rod 52
Connecting rod 53 moves down, and third connecting rod 53 pushes limit to fix top plate 61 and moves down, since support link 64 is articulated with carrying
The side wall of plate 11 so that the third articulated shaft that third connecting rod 53 is driven around in support link 64 moves down, and then drives slow
It rushes universal wheel 7 to move down, when universal wheel 71 is contacted with bottom surface, continues to move to be supported in ground by universal wheel 71 at this time
And four support columns 12 are slowly lifted up, universal wheel 71 upwards pressure to the application of position-limiting drum 72 when being supported in ground, limits
Position cylinder 72 is moved along clamping block 731 when being moved up along sliding through hole 621 in limit sliding chutes 721, and the top of position-limiting drum 72 is right
Spring 74 applies pressure, spring-compressed, and then has certain cushioning effect to entire fixing device so that is supported in universal wheel 71 whole
When a device, when pushing the movement of air-swirl spinning machine, entire fixing device has certain buffering to make in air-swirl spinning machine
With.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of air-swirl spinning machine easy to remove protects fixing device, which is characterized in that including bearing support (1), hold
It carries holder (1) to include loading plate (11) and be perpendicularly fixed at four support columns (12) of loading plate (11) bottom surface quadrangle, air vortex
Stream spinning machine is mounted on the surface of loading plate (11), and the bottom surface on both sides of the middle of loading plate (11) is vertically and fixedly provided with two connections
Plate (13), vertical connection is fixed with and loading plate (11) positioning plate disposed in parallel (14), positioning between two connecting plates (13)
Transmission shaft (15) is mounted at plate (14) center, the top of transmission shaft (15) is mounted with driving wheel (2), and bottom end passes through
Positioning plate (14) is connected with the power output end of decelerating motor；
The end face of driving wheel (2) is equipped with lifting screw (3), and lifting is arranged on lifting screw (3) and pulls seat (4)；Lifting is drawn
Dynamic seat (4) includes transmission cylinder (41) and integrally connected is fixed on the fixed block (42) at the top of transmission cylinder (41), fixed block (42) phase
To two side both ends be integrally fixedly connected with the pulling hinge bar (43) in horizontal distribution, table in the side wall of transmission cylinder (41)
Face is provided with is hinged with connecting rod pulling mechanism with the internal thread of lifting screw (3) screw-thread fit, one end of pulling hinge bar (43)
(5)；
Two connecting plate (13) side wall on both sides of the middle are respectively and fixedly provided with positioning rotating shaft (131), and connecting rod pulling mechanism (5) includes the first company
Bar (51), second connecting rod (51) and third connecting rod (53)；One end side wall integrally connected of second connecting rod (52) is fixed with pulling item
(521), while second connecting rod (52) is positioned at pulling one end of item (521) to be articulated on positioning rotating shaft (131), pulls item (521)
One end side wall is equipped with the first hinge hole, is equipped with the first articulated shaft in the first hinge hole, one end of first connecting rod (51) is articulated with
Hinge bar (43) one end is pulled, the other end is hingedly and on the first articulated shaft；One end of third connecting rod (53) is articulated with second connecting rod
(52) far from pulling on the side wall of item (521) one end, the other end is hingedly fixed with mobile support base (6)；
The two side at loading plate (11) both ends is provided with the second hinge hole (111), and the second hinge hole is equipped with the second hinge in (111)
Spindle, mobile support base (6) include the fixed top plate (61) of two limits disposed in parallel and the fixed bottom plate (62) of limit, and limit is solid
The side for determining top plate (61) and the fixed bottom plate (62) of limit is connected and fixed by link block (63), limits the one of fixed top plate (61)
End side wall integrally connected is fixed with support link (64), and other end side wall is equipped with third articulated shaft (65), support link (64)
Top is hinged on the second articulated shaft, and one end of third connecting rod (53) is hingedly installed on third articulated shaft (65)；Mobile support
Buffering universal wheel (7) is installed on seat (6).
2. a kind of air-swirl spinning machine easy to remove according to claim 1 protects fixing device, which is characterized in that
Angle between support link (64) and the fixed top plate (61) of limit is 45-50 degree.
3. a kind of air-swirl spinning machine easy to remove according to claim 1 protects fixing device, which is characterized in that
Be provided with screw thread mounting groove (611) at the bottom center of the fixed top plate (61) of limit, limit fixed bottom plate (62) surface be provided with
Screw thread mounting groove (611) corresponding sliding through hole (621)；Buffering universal wheel (7) includes that universal wheel (71) and integrally connected are solid
Position-limiting drum (72) at the top of universal wheel (71), the middle sliding of position-limiting drum (72), which is arranged, is equipped with fixed link (73), fixed link
(73) top wall outer surface is provided with the external screw thread with screw thread mounting groove (611) screw-thread fit, and the top of fixed link (73) is logical
Cross threaded connection to be fixed in screw thread mounting groove (611), be arranged with spring (74) in fixed link (73), the top of spring (74) with
The bottom surface of the fixed top plate (61) of limit, which compresses, to connect, and bottom end is compressed with the top of position-limiting drum (72) to connect.
4. a kind of air-swirl spinning machine easy to remove according to claim 3 protects fixing device, which is characterized in that
The outer diameter of position-limiting drum (72) is equal to the aperture of sliding through hole (621).
5. a kind of air-swirl spinning machine easy to remove according to claim 3 protects fixing device, which is characterized in that
The side wall of position-limiting drum (72) is opposite to be provided with two limiting slots (721), and the bottom end side wall integrally connected of fixed link (73) is fixed with two
A clamping block (731) with limiting slot (721) cooperation, clamping block (731) can the slidings in limit sliding chutes (721).
6. a kind of air-swirl spinning machine easy to remove according to claim 5 protects fixing device, which is characterized in that
The length of clamping block (731) is 5-5.5 times of limiting slot (721) length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902812.3A CN108716033B (en) | 2018-08-09 | 2018-08-09 | Air vortex spinning machine protection fixing device convenient to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810902812.3A CN108716033B (en) | 2018-08-09 | 2018-08-09 | Air vortex spinning machine protection fixing device convenient to remove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108716033A true CN108716033A (en) | 2018-10-30 |
| CN108716033B CN108716033B (en) | 2020-04-21 |
Family
ID=63913904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810902812.3A Expired - Fee Related CN108716033B (en) | 2018-08-09 | 2018-08-09 | Air vortex spinning machine protection fixing device convenient to remove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108716033B (en) |
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| WO2013134048A1 (en) * | 2012-02-29 | 2013-09-12 | Challen Sullivan | Replacement cartridge filter with pleated filter media and method of adhering a filter material for same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108716033B (en) | 2020-04-21 |
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Effective date of registration: 20200325 Address after: Bengbu City, Anhui province 233000 District Huai River Road No. 369 Applicant after: BENGBU HUILI TEXTILE Co.,Ltd. Address before: 231699 Hefei, Feidong, Anhui Feidong County town, South Ring Road, Switzerland garden, South Gate East B1B2 Shop No. 106 Applicant before: HEFEI WUFAN ENGINEERING DESIGN Co.,Ltd. |
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Granted publication date: 20200421 |