CN206054311U - A kind of whirlpool disk radiator structure of screw compressor - Google Patents
A kind of whirlpool disk radiator structure of screw compressor Download PDFInfo
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- CN206054311U CN206054311U CN201621020965.8U CN201621020965U CN206054311U CN 206054311 U CN206054311 U CN 206054311U CN 201621020965 U CN201621020965 U CN 201621020965U CN 206054311 U CN206054311 U CN 206054311U
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- fin
- crest
- radiator structure
- disk
- screw compressor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Rotary Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
This utility model provides a kind of whirlpool disk radiator structure of screw compressor, belongs to Compressor Technology field.It solves the problems, such as that existing whirlpool disk is easily deformed.The whirlpool disk radiator structure of this screw compressor, whirlpool disk includes disk body, radiator structure includes some strip fin on the disk body back side, some fin are arranged in the same direction, and ventilating duct is respectively formed between adjacent two fin, each fin is bent to form waveform shape, the fin of waveform shape is upper along its length to have some crests and some troughs, crest between adjacent two panels fin is arranged correspondingly with wave trough position, in in the arbitrary fin delta-shaped region surrounded by two troughs of at least one crest in crest and the same fin in crest both sides corresponding to the adjacent top fin of the fin.The whirlpool disk radiator structure of this screw compressor can be strengthened to the intensity of whirlpool disk, prevent whirlpool disk deformation.
Description
Technical field
This utility model belongs to Compressor Technology field, is related to a kind of whirlpool disk radiator structure of screw compressor.
Background technology
Scroll air compressor with its efficiency high, low noise, small volume, be conducive to energy-conservation and environmental protection the advantages of and it is wide
It is general be applied to industry, agricultural, transportation, the civilian industry such as pneumatic all need the occasion of compressed air.Swirled air compresses
Owner will run part for whirlpool disk, and whirlpool disk is only engaged, and does not produce abrasion, thus the life-span is longer than piston type, screw compressor,
It is pneumatic machinery ideal power source.In scroll air compressor, it is divided into Moving plate and quiet disk as the whirlpool disk of main operation part, moves
Vortex piece is set in disk and quiet disk, generally, is bonded to each other and is formed compression chamber by Moving plate and quiet disk, when Moving plate is driven along one by bent axle
When determining circular path and making translation, Moving plate vortex piece is moved relative to quiet disk vortex piece, i.e., moved simultaneously by the compression chamber formed by both
Change its volume, so as to carrying out sucking, compressing, discharge, complete the process of compressed air, can produce during compressed air big
The heat of amount, it is therefore desirable to radiating and cooling is carried out to Moving plate and quiet disk, otherwise Moving plate and quiet disk can be too high because of temperature and be received
Power and there is deformation.
Such as Chinese invention patent application (application number：201610122948.3) a kind of oil-free vortex air compressor is disclosed,
Including frame, quiet disk, Moving plate, axle sleeve, bent axle and pin crank, quiet disk is engaged installation, Moving plate and end face of shaft bush with frame end face
Cooperation is mounted to and in frame, and the pin bearing of the crank pin for selling one end of crank is arranged on the pin of the other end that crank is sold in frame
Bearing of the crank pin is arranged on axle sleeve, and axle sleeve is mutually constrained with the pin crank of at least three, quiet disk and the Moving plate shape under bent axle driving
Into the annular seal space for continuously making air-breathing, compression and exhaust work state, the wherein Moving plate back side is provided with the Moving plate fin in step, is in
The axle sleeve of step is arranged on Moving plate fin, and between leaving and Moving plate fin between at each bearing block position on axle sleeve
Gap, the Moving plate are radiated by the Moving plate fin at the back side, and except radiating, Moving plate fin can also be played to Moving plate in the horizontal
Intensity booster action, but the Moving plate lacks reinforcement structure in the vertical so that and easily there is the deformation in plane in Moving plate.
The content of the invention
The purpose of this utility model is there are the problems referred to above for existing technology, it is proposed that a kind of whirlpool of screw compressor
Disk radiator structure, the whirlpool disk radiator structure of the screw compressor can be strengthened to the intensity of whirlpool disk, prevent whirlpool disk deformation.
The purpose of this utility model can be realized by following technical proposal：A kind of whirlpool disk radiating knot of screw compressor
Structure, whirlpool disk include disk body, and the radiator structure includes some strip fin on the disk body back side, some radiatings
Piece is arranged in the same direction, and is respectively formed ventilating duct between adjacent two fin, it is characterised in that each described fin is curved
Folding forms waveform shape, and the fin of waveform shape is upper along its length to have some crests and some troughs, adjacent two panels fin
Between crest arranged with wave trough position correspondingly, in arbitrary fin at least one crest be in the fin phase
The delta-shaped region surrounded by two troughs of crest and the same fin in crest both sides corresponding to adjacent top fin
It is interior.
Fan is additionally provided with screw compressor, air-flow and the natural wind of outside that fan is produced can blow to the side of disk body
Portion, air-flow are blown into from one end of ventilating duct, other end blowout, can take away disk body in air-flow and dissipate through during ventilating duct
Heat on backing, so as to play radiating and cooling effect, and reduces disk body temperature and also contributes to prevent disk body because high temperature deformation,
Fin shape in wave shape on this disk body, the fin of waveform shape have crest and a trough, the bearing of trend of fin be it is horizontal,
The orientation of some fin is longitudinal direction, wherein longer fin can be strengthened making in the intensity that transversely plays of disk body
With due to fin shape in wave shape, the fin between crest and trough can have one section of extension in the vertical, therefore dissipate
Backing can play intensity booster action in the vertical to disk body, further, due to the crest between adjacent two panels fin
Arranged with wave trough position correspondingly, in arbitrary fin, at least one crest is dissipated in the adjacent top of the fin
In the delta-shaped region surrounded by two troughs of crest and the same fin in crest both sides corresponding to backing, therefore one
There are multiple fin to strengthen to the intensity of disk body, stiffening effect is obvious, so as to prevent disk body from becoming on individual transverse cutting upper thread
Shape, when disk body is inverted, original crest is changed into trough, and original trough is changed into crest, i.e., at least one trough is in and is somebody's turn to do
Two crests of trough and the same fin in trough both sides corresponding to the adjacent lower section fin of fin surrounded three
In angular domain.
In the whirlpool disk radiator structure of above-mentioned screw compressor, the fin has in crest or wave trough position and is in
Column the rib one perpendicular to the disk body back side, the external diameter of the rib one are more than the thickness of fin.In crest or
Wave trough position arranges rib one, so as to booster action, wherein one upper end of rib and fin are played to fin and disk body
Upper edge flush so that globality is more preferable.
In the whirlpool disk radiator structure of above-mentioned screw compressor, also vertically there are on the disk body back side three columns
Rib two, the rib two are located on fin, and the line between three ribs two is in isosceles triangle or waits
Side triangle.External diameter of the external diameter of rib two more than rib one, three two distributions triangular in shape of rib play support rib
The effect of frame, so as to reinforcement is played to disk body.
In the whirlpool disk radiator structure of above-mentioned screw compressor, the thickness of the fin is gradually become to bottom by top
Greatly.The bottom thickness of fin is increased, so as to higher with the link strength of disk body, more preferable to the booster action of disk body, fin
Tip thickness it is less, be easy to air-flow pass through airway.
In the whirlpool disk radiator structure of above-mentioned screw compressor, one end of the fin has straight inlet section,
The other end has straight outlet section, and the inlet section on same fin is symmetrical arranged with outlet section, and adjacent two fin
The air inlet being connected with ventilating duct is formed between inlet section, is formed between the outlet section of adjacent two fin and is connected with ventilating duct
Logical air outlet.On the same line, towards identical, width is also roughly the same for some air inlets for inlet section and outlet section so that
Air-flow even in ventilating duct, so as to heat dissipation plate Homogeneouslly-radiating.
In the whirlpool disk radiator structure of above-mentioned screw compressor, the edge at the disk body back side circumferentially has adding for annular
Strong muscle one, also has the reinforcement two of some strips on the disk body back side, some reinforcement two-phases be arranged in parallel, and plus
The length direction of strong muscle two is perpendicular with the length direction of inlet section, and the two ends of some reinforcements two extend respectively to strengthen
On muscle one.Reinforcement one can play reinforcement to the outer edge of disk body, it is to avoid deforming occurs in disk body edge, and two points of reinforcement
Not Chuan Guo fin crest or trough, so as to intersect with fin, i.e. longitudinal phase of the length direction of reinforcement and disk body
Together, so as to booster action is played on the longitudinal direction of disk body.
In the whirlpool disk radiator structure of above-mentioned screw compressor, a section between the crest and trough is linear, and
Line angle between crest and two adjacent troughs is 60 °～120 °.Between crest and trough, the rectilinear direction of part is relative
The lateral inclination of disk body, for playing booster action on the longitudinal direction of disk body, and the line between crest and two adjacent troughs
Angle determines the degree of crook of waveform shape fin, and when the angle is excessive, the magnitude of inclination of strengthening segment is less, and which strengthens effect
Fruit is obvious, and the angle is also excessive to the resistance of air-flow when excessive, is unfavorable for passing through in air-flow, so as to cause radiating effect to drop
It is low, the stiffening effect to disk body and radiating effect are considered for this, the line angle between crest and two adjacent troughs is
60 °～120 °.
Compared with prior art, the whirlpool disk radiator structure of this screw compressor has advantages below：
1st, longer fin due in can transversely play intensity booster action in disk body, in crest and trough
Between fin portions be divided into inclination or bend arrange, therefore on fin incline or bend local then can be in longitudinal direction
On intensity booster action is played to disk body.
2nd, as the crest of fin two troughs adjacent with the crest surround a region, the region is triangular in shape, dissipates
The crest of backing is stretched in region corresponding at the abutting fins of side, therefore has multiple dissipating on a transverse cutting upper thread
Backing is strengthened to the intensity of disk body, and stiffening effect is obvious, so as to prevent disk body from deforming.
Description of the drawings
Fig. 1 is the dimensional structure diagram of whirlpool disk.
Fig. 2 is the structure rearview of whirlpool disk.
In figure, 1, disk body；2nd, fin；22nd, crest；23rd, trough；24th, rib one；25th, rib two；26th, air intake
Portion；27th, outlet section；3rd, ventilating duct；31st, air inlet；32nd, air outlet；4th, reinforcement one；5th, reinforcement two；6th, region.
Specific embodiment
The following is specific embodiment of the utility model and combine accompanying drawing, further is made to the technical solution of the utility model
Description, but this utility model is not limited to these embodiments.
As shown in Figure 1 and Figure 2, the whirlpool disk radiator structure of a kind of screw compressor, whirlpool disk include disk body 1, the front of disk body 1
The upper vortex piece arranged with spiral, radiator structure include some strip fin 2 on 1 back side of disk body, fin 2
Width it is vertical with 1 back side of disk body, some fin 2 are arranged in the same direction, and are respectively formed between adjacent two fin 2
Ventilating duct 3, the two ends of fin 2 all extend to 1 outer edge of disk body, and one end of fin 2 has straight inlet section 26, another
With straight outlet section 27, the inlet section 26 on same fin 2 is symmetrical arranged with outlet section 27, and adjacent two fin at end
The air inlet 31 being connected with ventilating duct 3 is formed between 2 inlet section 26, is formed between the outlet section 27 of adjacent two fin 2
The air outlet 32 being connected with ventilating duct 3.Fan is additionally provided with screw compressor, air-flow and the nature of outside that fan is produced
Wind energy enough blows to the sidepiece of disk body 1, and air-flow is blown into from one end of ventilating duct 3, other end blowout, passes through 3 mistake of ventilating duct in air-flow
Disk body 1 and the heat on fin 2 can be taken away in journey, so as to play radiating and cooling effect, and reducing by 1 temperature of disk body also has
Help prevent disk body 1 because high temperature deformation.
The thickness of fin 2 is become larger to bottom by top, between the crest 22 of fin 2 and adjacent two trough 23
Line is linear, and line has angle between crest 22 and adjacent two trough 23, and the angle determines waveform shape fin 2
Degree of crook, when the angle is excessive, stiffening effect is not obvious, and the angle is also excessive to the resistance of air-flow when too small, is unfavorable for
Pass through in air-flow, the angle is 90 ° so that disk body 1 has preferable radiating effect and stiffening effect.The fin 2 of waveform shape
It is upper along its length with some crests 22 and some troughs 23, the bearing of trend of fin 2 be it is horizontal, some fin 2
Orientation is longitudinal direction, wherein longer fin 2 can transversely play booster action in disk body 1, crest 22 with it is adjacent
Lateral inclination of the line direction of trough 23 with respect to disk body 1, for booster action, adjacent two panels are played on the longitudinal direction of disk body 1
Crest 22 between fin 2 is arranged correspondingly with 23 position of trough, at least one crest 22 in arbitrary fin 2
In two ripples of the same fin of the crest 22 corresponding to the adjacent top fin 2 of the fin 2 and 22 both sides of crest 2
On a transverse cutting upper thread, in the delta-shaped region 6 surrounded by paddy 23, therefore there are multiple fin 2 to carry out adding to disk body 1
By force, stiffening effect is obvious, so as to prevent disk body 1 from deforming.
Fin 2 has and is in the form of a column and perpendicular to the rib 1 at 1 back side of disk body, rib 1 is in 22 position of crest
Or 23 position of trough, the external diameter of rib 1 is more than the thickness of fin 2, and the external diameter of rib 1 is by up to
Under become larger, one 24 upper end of rib is flushed with the upper edge of fin 2, plays booster action to fin 2 and disk body 1.
Also vertically there is on 1 back side of disk body the rib 2 25 of three columns, rib 2 25 is located on fin 2, same rib
2 25 external diameter is also from top to bottom to become larger, and the external diameter of rib 2 25, more than the external diameter of rib 1, three add
Line between strong portion 2 25 is triangular in shape, and so as to play a part of skeletal support to disk body 1, wherein in the present embodiment, three add
Line between strong portion 2 25 is in equilateral triangle so that uniform to the booster action of disk body 1.The edge circumference at 1 back side of disk body
Reinforcement 1 with annular, reinforcement 1 can play reinforcement to the outer edge of disk body 1, it is to avoid 1 edge of disk body occurs
Deformation, the also reinforcement 25 with some strips, 25 parallel setting of some reinforcements on 1 back side of disk body, and strengthen
The length direction of muscle 25 is perpendicular with the length direction of inlet section 26, and the two ends of some reinforcements 25 extend respectively to reinforcement
On one 4, reinforcement 25 is each passed through the crest 22 or trough 23 of fin 2, so as to intersect with fin 2, i.e. reinforcement
Length direction is identical with the longitudinal direction of disk body 1, so as to play booster action on the longitudinal direction of disk body 1.
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from it is of the present utility model spirit or surmount scope defined in appended claims.
Although more having used the terms such as disk body 1, fin 2 herein, the possibility using other terms is not precluded from
Property.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；It is construed as any
A kind of additional restriction is all contrary with this utility model spirit.
Claims (7)
1. the whirlpool disk radiator structure of a kind of screw compressor, whirlpool disk include disk body (1), and the radiator structure is included positioned at disk body
(1) some strip fin (2) on the back side, some fin (2) arrange in the same direction, and adjacent two fin
(2) ventilating duct (3) is respectively formed between, it is characterised in that each described fin (2) is bent to form waveform shape, waveform shape
Fin (2) is upper along its length to have some crests (22) and some troughs (23), the ripple between adjacent two panels fin (2)
Peak (22) is arranged correspondingly with trough (23) position, and in arbitrary fin (2), at least one crest (22) is in this
Two of the same fin of crest (22) and the crest (22) both sides corresponding to the adjacent top fin (2) of fin (2)
In the delta-shaped region (6) surrounded by trough (23).
2. the whirlpool disk radiator structure of screw compressor according to claim 1, it is characterised in that the fin (2) exists
Crest (22) or trough (23) position have and are in the form of a column and perpendicular to the rib one (24) at disk body (1) back side, the reinforcement
Thickness of the external diameter in portion one (24) more than fin (2).
3. the whirlpool disk radiator structure of screw compressor according to claim 2, it is characterised in that disk body (1) back side
The upper rib two (25) also vertically with three columns, the rib two (25) is on fin (2), and three reinforcements
Line between portion two (25) is in isosceles triangle or equilateral triangle.
4. the whirlpool disk radiator structure of the screw compressor according to Claims 2 or 3, it is characterised in that the fin (2)
Thickness become larger to bottom by top.
5. the whirlpool disk radiator structure of screw compressor according to claim 1, it is characterised in that the fin (2)
One end has straight inlet section (26), and the other end has straight outlet section (27), the inlet section on same fin (2)
(26) it is symmetrical arranged with outlet section (27), and formation is connected with ventilating duct (3) between the inlet section (26) of adjacent two fin (2)
Logical air inlet (31), forms the air outlet being connected with ventilating duct (3) between the outlet section (27) of adjacent two fin (2)
(32)。
6. the whirlpool disk radiator structure of the screw compressor according to Claims 2 or 3, it is characterised in that disk body (1) back of the body
The edge in face circumferentially has the reinforcement one (4) of annular, also has the reinforcement two of some strips on disk body (1) back side
(5), two (5) the parallel setting of some reinforcements, and the length direction of reinforcement two (5) and the length direction of inlet section (26)
Perpendicular, the two ends of some reinforcements two (5) are extended respectively on reinforcement one (4).
7. the whirlpool disk radiator structure of the screw compressor according to Claims 2 or 3, it is characterised in that the crest (22)
One section between trough (23) is linearly, and the line angle between crest (22) and adjacent two troughs (23) be 60 °～
120°。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620361552 | 2016-04-25 | ||
| CN201620361552X | 2016-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206054311U true CN206054311U (en) | 2017-03-29 |
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ID=58086918
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621020965.8U Active CN206054311U (en) | 2016-04-25 | 2016-08-31 | A kind of whirlpool disk radiator structure of screw compressor |
| CN201610794013.XA Active CN106194754B (en) | 2016-04-25 | 2016-08-31 | A kind of whirlpool disk radiator structure of screw compressor |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610794013.XA Active CN106194754B (en) | 2016-04-25 | 2016-08-31 | A kind of whirlpool disk radiator structure of screw compressor |
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| Country | Link |
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| EP (1) | EP3239531B1 (en) |
| CN (2) | CN206054311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194754A (en) * | 2016-04-25 | 2016-12-07 | 徐道敏 | A kind of whirlpool dish radiator structure of screw compressor |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105088A (en) * | 2018-01-30 | 2018-06-01 | 重庆大学 | A kind of mixed type whirlpool disk radiator structure of oil-free turbo-compressor |
| CN111927770A (en) * | 2020-07-27 | 2020-11-13 | 周岩 | Three-dimensional gas scroll compression structure |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4130285B2 (en) * | 1999-10-29 | 2008-08-06 | アネスト岩田株式会社 | Cooling structure in scroll fluid machine |
| JP4257819B2 (en) * | 2000-12-28 | 2009-04-22 | アネスト岩田株式会社 | Compressor and gas compression system for gas turbine using the compressor |
| JP2010084592A (en) * | 2008-09-30 | 2010-04-15 | Hitachi Ltd | Scroll fluid machine |
| CN103775335B (en) * | 2012-10-26 | 2016-08-03 | 复盛股份有限公司 | The scrollwork radiator structure of scroll type fluid machinery and manufacture method thereof |
| JP5986940B2 (en) * | 2013-02-27 | 2016-09-06 | 株式会社日立産機システム | Scroll type fluid machine |
| CN203301923U (en) * | 2013-04-28 | 2013-11-20 | 东莞市铝美铝型材有限公司 | High multiple heat dissipation device |
| CN203488380U (en) * | 2013-07-11 | 2014-03-19 | 复盛股份有限公司 | Scroll type compressor structure and radiator of scroll type compressor |
| CN105849411B (en) * | 2014-02-21 | 2019-03-08 | 株式会社日立产机系统 | Convolute-hydrodynamic mechanics |
| CN204493197U (en) * | 2015-03-03 | 2015-07-22 | 苏州艾可普斯机电科技有限公司 | Scroll compressor fixed scroll admission gear |
| CN104763632B (en) * | 2015-04-08 | 2017-03-29 | 上海磁浮交通发展有限公司 | A kind of oil-free vortex air compressor balance method |
| CN206054311U (en) * | 2016-04-25 | 2017-03-29 | 徐道敏 | A kind of whirlpool disk radiator structure of screw compressor |
-
2016
- 2016-08-31 CN CN201621020965.8U patent/CN206054311U/en active Active
- 2016-08-31 CN CN201610794013.XA patent/CN106194754B/en active Active
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2017
- 2017-04-17 EP EP17166723.1A patent/EP3239531B1/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194754A (en) * | 2016-04-25 | 2016-12-07 | 徐道敏 | A kind of whirlpool dish radiator structure of screw compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3239531B1 (en) | 2018-12-05 |
| CN106194754B (en) | 2019-07-26 |
| EP3239531A1 (en) | 2017-11-01 |
| CN106194754A (en) | 2016-12-07 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180619 Address after: 317106 port town, PUBA Town, three gate County, Taizhou, Zhejiang (industrial agglomeration area) Patentee after: Zhejiang Jieneng Compress Equipment Co., Ltd. Address before: 318000 Tung Chi Yang village, 33 Zhi Zhi street, Jiaojiang District, Taizhou, Zhejiang Patentee before: Xu Daomin |
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| TR01 | Transfer of patent right |