CN104912187B - A kind of sewer scrubbing grab bucket special radial locking device - Google Patents
A kind of sewer scrubbing grab bucket special radial locking device Download PDFInfo
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- CN104912187B CN104912187B CN201510332548.0A CN201510332548A CN104912187B CN 104912187 B CN104912187 B CN 104912187B CN 201510332548 A CN201510332548 A CN 201510332548A CN 104912187 B CN104912187 B CN 104912187B
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- 238000005201 scrubbing Methods 0.000 title claims abstract description 35
- 238000004140 cleaning Methods 0.000 abstract description 14
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 8
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
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Abstract
The present invention relates to a kind of sewer scrubbing grab bucket special radial locking device, belong to grab and put forward field of mechanical technique, including top cover, locking box, hydraulic cylinder, flange, fixed block and four locking side chains, top cover includes cross cover plate, upper T-shaped mounting post and four secter pats；Locking box include cross box body, under T-shaped mounting post and No. two secter pats；A number hydraulic cylinder lower end is arranged on locking box, is connected by screw thread between the piston rod of a hydraulic cylinder and flange；It is connected by bolt between fixed block with flange；Four locking side chains are separately mounted to lock on box；Locking side chain includes hollow slideway, line slide rail, push rod, adjusting rod, limit spring, chute and traveller.The present invention can assist existing scrubbing grabbing arrangement to realize Rapid Cleaning sewer cleaning mud and the function of dirt, have easy and simple to handle, cleaning speed is fast and work efficiency advantages of higher.
Description
Technical field
The present invention relates to grab and put forward field of mechanical technique, particularly to a kind of sewer scrubbing grab bucket radially locking device.
Background technology
Grab bucket is that a kind of folding mainly by two, left and right combination bucket or multiple jaw captures and draw off the suspender of bulk material, grab bucket
Can be divided into fluid pressure type grab bucket and mechanical type grab bucket two big classes by type of drive, fluid pressure type grab bucket itself, equipped with opening-closing structure, is typically used
Hydraulic jack drives, and hydraulic grab Application comparison in hydraulic pressure class special equipment is extensive, such as hydraulic crawler excavator, Hydraulic for lifting load tower etc.；
And mechanical type grab bucket itself is configured without opening-closing structure, is generally driven by rope or connecting rod external force, duplex type can be divided into by operating feature
Grab bucket and single rope grab, be most commonly used that twin rope grab.
In existing highway and each community, all can see some sewers, sewer can be divided into rectangle sewer according to type
With circular sewer, the scope that circular sewer uses is relatively wide, and sewer often is required for manually carrying out clearing up one through after a while
The mud of a little residuals and foreign material, otherwise sewer is possible to blocking, serious under the influence of the dredging function of water channel, prior art
In also have a small amount of scrubbing grabbing arrangement, but owing to sewer mouth is less, existing scrubbing grab bucket be difficult to operate inside sewer,
Operation is complicated, cleaning speed is slow and the defect such as inefficiency to cause existing scrubbing grabbing arrangement to exist in the course of the work.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of sewer scrubbing grab bucket special radial locking device, can assist existing
Have scrubbing grabbing arrangement to realize Rapid Cleaning sewer cleaning mud and the function of dirt, have easy and simple to handle, cleaning speed is fast and
Work efficiency advantages of higher.
To achieve these goals, the present invention realizes by the following technical solutions: a kind of sewer scrubbing grab bucket special radial lock
Tight device, including top cover, locking box, hydraulic cylinder, flange, fixed block and four locking side chains, described top cover includes cross
Type cover plate, upper T-shaped mounting post and four secter pats, upper T-shaped mounting post is hollow cylindrical structure, upper T-shaped mounting post
Upper surface be symmetrically arranged with four upper installing holes along the central axis of top cover, the present invention is arranged on existing by four upper installing holes
Having on crane, the lower end of upper T-shaped mounting post is welded on the middle part of cross cover plate, and four secter pats are along cross cover plate
Central axis be symmetrically welded at the surrounding of cross cover plate；Described locking box include cross box body, under T-shaped mounting post and
Four No. two secter pats, described cross cassette shapes, size match with the cross cover plate on top cover, cross box body
Central axis along cross box body is symmetrically arranged with four slideway mouths, and the inside bottom surface of cross box body is along cross box body
Mandrel line is symmetrically arranged with four hangers, under T-shaped mounting post be hollow cylindrical structure, under T-shaped mounting post lower end edge under T
The central axis of type mounting post is symmetrical arranged four lower installing holes, under four lower installing holes in T-shaped mounting post grab with existing scrubbing
Be connected by bolt between bucket equipment, under the upper end of T-shaped mounting post be welded in the middle part of the lower end of cross box body, four No. two
Secter pat is symmetrically welded at the upper end surrounding of cross box body along the central axis of cross box body, and four No. two secter pats are with right
Answer and be connected by bolt between on top cover four secter pats so that top cover is detachable, it is simple to the maintenance of the present invention and peace
Dress；Described hydraulic cylinder lower end is arranged under locking box in T-shaped mounting post, passes through spiral shell between piston rod and the flange of hydraulic cylinder
Stricture of vagina is connected；Being connected by bolt between described fixed block and flange, flange plays the effect of connection fixing block and hydraulic cylinder；
Described four locking side chains are separately mounted to lock on four slideway mouths of the cross box body of box, locking side chain include hollow slideway,
Line slide rail, push rod, adjusting rod, limit spring, chute and traveller, hollow slideway is welded on the cunning of the locking cross box body of box
On road junction, line slide rail is arranged on the inside of hollow slideway by two screws, and line slide rail can realize in high-load situations, this
High-precision linear motion, push rod one end outside cross box body is provided with T-shaped limited block, and T-shaped limited block is at push rod
Drive under be close on sewer inwall, it is achieved thereby that locking function, push rod is arranged on line slide rail by screw,
Push rod can move back and forth at line slide rail under the effect of cylinder hydraulic power, and one end that push rod is inside cross box body
It is resisted against on adjusting rod, is connected by bearing pin between adjusting rod with the hanger on cross box body, and between adjusting rod and push rod
Connecting limited location spring, limit spring plays spacing effect, when adjusting rod rotates on hanger, owing to push rod is resisted against tune
On pole, adjusting rod drives push rod to move on line slide rail, and chute is welded on the back of push rod, passes through between traveller and chute
The mode being slidably matched is connected, and the end of traveller is welded on fixed block, drives adjusting rod to exist by the up and down motion of traveller
Rotate on hanger.During work, the present invention is arranged on existing crane by four the upper installing holes first passing through T-shaped mounting post,
Before existing scrubbing grabbing arrangement carries out scrubbing work, the present invention first starts working, when after hydraulic cylinder works, on hydraulic cylinder
Piston rod drives fixed block up to move, and fixed block drives traveller to move on chute, owing to traveller moves on chute so that
Adjusting rod rotates on hanger, and the rotation of adjusting rod drives push rod to move on line slide rail, until the T-shaped limited block on push rod
Being tightly abutted against on sewer inwall, the T-shaped limited block on four push rods on final four locking side chains is all tightly abutted against down
On water channel inwall, the present invention is radially locked on sewer inwall, is possible to prevent existing scrubbing grabbing arrangement to go out in the course of the work
Now shake and the phenomenon of instability, it is achieved provide support force and the function of auxiliary sewer scrubbing, behaviour to existing scrubbing grabbing arrangement
Making simplicity, cleaning speed is fast, and labor intensity is little, and work efficiency is high.
As a preferred technical solution of the present invention, described T-shaped limited block is arc-shaped, due to the inwall of circular sewer
For arc-shaped so that the shape of T-shaped limited block matches with sewer inner wall shape, contact area is big, and coupling mechanism force is relatively big, lock
The most effective.
As a preferred technical solution of the present invention, described chute type is swallowtail-shaped slide or T-shaped chute, the class of chute
Type can according to the actual requirements depending on.
The beneficial effects of the present invention is: compared to existing technology, the limited block on push rod is in the auxiliary of cylinder hydraulic power for the present invention
Under be close on sewer inwall, to existing scrubbing grabbing arrangement provide locking support power, eliminate existing scrubbing grabbing arrangement and exist
Work process occurs shake situation, thus assist existing scrubbing grabbing arrangement achieve Rapid Cleaning sewer cleaning mud and
The function of dirt, have easy and simple to handle, cleaning speed is fast and work efficiency advantages of higher.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the perspective view of the present invention；
Fig. 2 is the structural representation of top cover of the present invention；
Fig. 3 is the full sectional view of top cover of the present invention；
Fig. 4 is the structural representation after the present invention radially locking device removal top cover；
Fig. 5 is the full sectional view after the present invention radially locking device removal top cover；
Fig. 6 is the structural representation that the present invention locks box；
Fig. 7 is the full sectional view that the present invention locks box.
Specific embodiment
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below in conjunction with tool
Body illustrates, and the present invention is expanded on further.It should be noted that in the case of not conflicting, the embodiment in the application and enforcement
Feature in example can be combined with each other.
As shown in Figures 1 to 7, a kind of sewer scrubbing grab bucket special radial locking device, including top cover 1, locking box 2, liquid
Cylinder pressure 3, flange 4, fixed block 5 and four locking side chains 6, described top cover 1 includes cross cover plate 11, upper T-shaped installation
Post 12 and four secter pats 13, upper T-shaped mounting post 12 is hollow cylindrical structure, the upper end of upper T-shaped mounting post 12
Face is symmetrically arranged with four upper installing holes along the central axis of top cover 1, by four upper installing holes, the present invention is arranged on existing
On heavy-duty machine, the lower end of upper T-shaped mounting post 12 is welded on the middle part of cross cover plate 11, and four secter pats 13 are along cross
The central axis of cover plate 11 is symmetrically welded at the surrounding of cross cover plate 11；Described locking box 2 include cross box body 21,
Under T-shaped mounting post 22 and four No. two secter pats 23, described cross box body 21 shape, size and the cross on top cover 1
Type cover plate 11 matches, and cross box body 21 is symmetrically arranged with four slideway mouth 21a along the central axis of cross box body 21,
The inside bottom surface of cross box body 21 is symmetrically arranged with four hanger 21b along the central axis of cross box body 21, under T-shaped peace
Dress post 22 is hollow cylindrical structure, under T-shaped mounting post 22 lower end edge under the central axis of T-shaped mounting post 22 be symmetrical arranged
Four lower installing holes, under four lower installing holes in T-shaped mounting post 22 be connected by bolt between existing scrubbing grabbing arrangement,
Under the upper end of T-shaped mounting post 22 be welded in the middle part of the lower end of cross box body 21, four No. two secter pats 23 are along cross box body
The central axis of 22 is symmetrically welded at the upper end surrounding of cross box body 22, and four No. two secter pats 23 with on corresponding top cover 1
Four secter pats 13 between be connected by bolt so that top cover 1 is detachable, it is simple to the maintenance of the present invention and installation；
Described hydraulic cylinder 3 lower end is arranged in locking 2 times T-shaped mounting posts 22 of box, between piston rod and the flange 4 of hydraulic cylinder 3
It is connected by screw thread；Described fixed block 5 is connected by bolt between flange 4, and flange 4 plays connection fixing block 5
Effect with hydraulic cylinder 3；Four described locking side chains 6 are separately mounted to lock four slideway mouths of the cross box body of box 2 21
On 21a, locking side chain 6 includes hollow slideway 61, line slide rail 62, push rod 63, adjusting rod 64, limit spring 65, slides
Groove 66 and traveller 67, hollow slideway 61 is welded on the slideway mouth 21a of the locking cross box body of box 2 21, line slide rail 62
Be arranged on the inside of hollow slideway 61 by two screws, line slide rail 62 can realize in high-load situations, this high-precision directly
Line moves, and push rod 63 one end outside cross box body 21 is provided with T-shaped limited block 63a, T-shaped limited block 63a on top
Being close under the drive of bar 63 on sewer inwall, it is achieved thereby that the function of locking, push rod 63 is arranged on straight line by screw
On slide rail 62, push rod 63 can move back and forth at line slide rail 62 under the effect of hydraulic cylinder 3 hydraulic coupling, and push rod 63 leans on
One end inside nearly cross box body 21 is resisted against on adjusting rod 64, adjusting rod 64 and the hanger 21b on cross box body 21
Between be connected by bearing pin, and between adjusting rod 64 with push rod 63, be connected limited location spring 65, limit spring 65 plays limit
The effect of position, when adjusting rod 64 rotates on hanger 21b, owing to push rod 63 is resisted against on adjusting rod 64, adjusting rod 64
Driving push rod 63 to move on line slide rail 62, chute 66 is welded on the back of push rod 63, between traveller 67 and chute 66
It is connected by the way of being slidably matched, and the end of traveller 67 is welded on fixed block 5, by the up and down motion of traveller 67
Adjusting rod 64 is driven to rotate on hanger 21b.During work, four the upper installing holes first passing through T-shaped mounting post 12 incite somebody to action this
Invention is arranged on existing crane, and before existing scrubbing grabbing arrangement carries out scrubbing work, the present invention first starts working, when
After hydraulic cylinder 3 work, the piston rod on hydraulic cylinder 3 drives fixed block 5 up to move, and fixed block 5 drives traveller 67 at chute
Move on 66, owing to traveller 67 moves on chute 66 so that adjusting rod 64 rotates on hanger 21b, adjusting rod 64
Rotate and drive push rod 63 to move on line slide rail 62, until the T-shaped limited block 63a on push rod 63 is tightly abutted against sewer
On inwall, the T-shaped limited block 63a on four push rods 63 on final four locking side chains 6 is tightly abutted against sewer inwall
On, the present invention is radially locked on sewer inwall, be possible to prevent existing scrubbing grabbing arrangement that shake occurs in the course of the work and
Unstable phenomenon, it is achieved that provide support force and the function of auxiliary sewer scrubbing to existing scrubbing grabbing arrangement, easy and simple to handle,
Cleaning speed is fast, and labor intensity is little, and work efficiency is high.
Described T-shaped limited block 63a is arc-shaped, owing to the inwall of circular sewer is arc-shaped so that T-shaped limited block 63a
Shape match with sewer inner wall shape, contact area is big, and coupling mechanism force is relatively big, and locking effect is good.
Described chute 66 type is swallowtail-shaped slide or T-shaped chute, the type of chute 66 can according to the actual requirements depending on.
During work, the present invention is arranged on existing crane by four the upper installing holes first passing through T-shaped mounting post 12, lifting
The present invention is put in sewer by machine, and then the present invention starts working, after hydraulic cylinder 3 works, and the piston rod on hydraulic cylinder 3
Driving fixed block 5 up to move, fixed block 5 drives traveller 67 to move on chute 66, owing to traveller 67 is on chute 66
Mobile so that adjusting rod 64 rotates on hanger 21b, the rotation of adjusting rod 64 drives push rod 63 to move on line slide rail 62
Dynamic, until the T-shaped limited block 63a on push rod 63 is tightly abutted against on sewer inwall, four on final four locking side chains 6
T-shaped limited block 63a on individual push rod 63 is tightly abutted against on sewer inwall, and the present invention is radially locked on sewer inwall,
It is possible to prevent existing scrubbing grabbing arrangement to occur in the course of the work shaking and the phenomenon of instability；The most existing scrubbing grabbing arrangement
Starting working, capture the mud in sewer and foreign material, after crawl, hydraulic cylinder 3 down moves, and hydraulic cylinder 3 drives top
Bar 63 moves on line slide rail 62, and the T-shaped limited block 63a on push rod 63 loosens, and the most existing crane starts to drive this
Invention is up moved, when existing scrubbing grabbing arrangement moves to outside sewer, and scrubbing grabbing arrangement unloads mud and foreign material, and behaviour
Making simplicity, cleaning speed is fast, and labor intensity is little, and work efficiency is high, solves existing scrubbing grabbing arrangement and deposits in the course of the work
Complicated in operation, cleaning speed is slow and the difficult problem such as inefficiency, has reached purpose.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.Skilled person will appreciate that of the industry,
The present invention is not restricted to the described embodiments, the principle that the present invention is simply described of the description in above-described embodiment and description,
Without departing from the spirit and scope, the present invention also has various changes and modifications, and these changes and improvements both fall within
In scope of the claimed invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (3)
1. sewer scrubbing grab bucket special radial locking device, it is characterised in that: include top cover (1), locking box (2),
Hydraulic cylinder (3), flange (4), fixed block (5) and four lockings side chain (6), described top cover (1) includes cross lid
Plate (11), upper T-shaped mounting post (12) and four No. one secter pat (13), upper T-shaped mounting post (12) is hollow cylinder
Structure, the upper surface of upper T-shaped mounting post (12) is symmetrically arranged with four upper installing holes, upper T along the central axis of top cover (1)
The lower end of type mounting post (12) is welded on the middle part of cross cover plate (11), and four No. one secter pat (13) is along cross lid
The central axis of plate (11) is symmetrically welded at the surrounding of cross cover plate (11)；Described locking box (2) includes cross flask
Body (21), under T-shaped mounting post (22) and four No. two secter pats (23), described cross box body (21) shape, chi
Very little and on top cover (1) cross cover plate (11) matches, and cross box body (21) is along the center of cross box body (21)
Axisymmetrical is provided with four slideway mouths (21a), and the inside bottom surface of cross box body (21) is along cross box body (21)
Mandrel line is symmetrically arranged with four hangers (21b), under T-shaped mounting post (22) be hollow cylindrical structure, under T-shaped mounting post
(22) under lower end edge, the central axis of T-shaped mounting post (22) is symmetrical arranged four lower installing holes, under T-shaped mounting post (22)
Upper end be welded in the middle part of the lower end of cross box body (21), four No. two secter pats (23) are along cross box body (21)
Central axis is symmetrically welded at the upper end surrounding of cross box body (21), and four No. two secter pats (23) and corresponding top cover (1)
On four No. one secter pat (13) between be connected by bolt；Described hydraulic cylinder (3) lower end is arranged on locking box (2)
Under in T-shaped mounting post (22), be connected by screw thread between the piston rod of hydraulic cylinder (3) with flange (4)；Described
It is connected by bolt between fixed block (5) with flange (4)；Four described lockings side chain (6) are separately mounted to lock box
(2), on four slideway mouths (21a) of cross box body (21), locking side chain (6) includes hollow slideway (61), straight line
Slide rail (62), push rod (63), adjusting rod (64), limit spring (65), chute (66) and traveller (67), hollow slideway
(61) being welded on the slideway mouth (21a) of locking box (2) cross box body (21), line slide rail (62) passes through two
Screw is arranged on the inside of hollow slideway (61), and push rod (63) is provided with T near the one end in cross box body (21) outside
Type limited block (63a), push rod (63) is arranged on line slide rail (62) by screw, and push rod (63) is near cross
One end of box body (21) inner side is resisted against on adjusting rod (64), adjusting rod (64) and the hanger on cross box body (21)
(21b) it is connected by bearing pin between, and between adjusting rod (64) with push rod (63), is connected limited location spring (65), sliding
Groove (66) is welded on the back of push rod (63), is connected between traveller (67) with chute (66) by the way of being slidably matched
Connect, and the end of traveller (67) is welded on fixed block (5).
A kind of sewer scrubbing grab bucket special radial locking device the most according to claim 1, it is characterised in that: described
T-shaped limited block (63a) is in arc-shaped.
A kind of sewer scrubbing grab bucket special radial locking device the most according to claim 1, it is characterised in that: described
Chute (66) type is swallowtail-shaped slide or T-shaped chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332548.0A CN104912187B (en) | 2015-06-16 | 2015-06-16 | A kind of sewer scrubbing grab bucket special radial locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332548.0A CN104912187B (en) | 2015-06-16 | 2015-06-16 | A kind of sewer scrubbing grab bucket special radial locking device |
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| Publication Number | Publication Date |
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| CN104912187A CN104912187A (en) | 2015-09-16 |
| CN104912187B true CN104912187B (en) | 2016-12-07 |
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| CN201510332548.0A Active CN104912187B (en) | 2015-06-16 | 2015-06-16 | A kind of sewer scrubbing grab bucket special radial locking device |
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| CN105256887B (en) * | 2015-11-16 | 2017-02-01 | 北京建筑大学 | Drainage pipeline silt removing device with flow distribution function |
| CN106121029B (en) * | 2016-06-28 | 2018-03-27 | 浙江视野环境艺术装饰工程有限公司 | A kind of bituminous concrete highway sewer intelligence dredging machine |
| CN108005225B (en) * | 2016-06-28 | 2020-08-18 | 明光市成丰科技有限公司 | Supporting equipment for cleaning sewer of asphalt concrete road |
| CN108222478B (en) * | 2016-06-28 | 2020-04-28 | 海门市知舟工业设计有限公司 | Building support auxiliary assembly capable of realizing directional conversion |
| CN105926761B (en) * | 2016-06-28 | 2018-01-09 | 浙江吉瑞建设有限公司 | One kind walking spacing-type concrete road sewer support equipment |
| CN108149777B (en) * | 2016-06-28 | 2020-06-05 | 朱双海 | Urban municipal sewer dredging parallel supporting equipment |
| CN106088310B (en) * | 2016-06-28 | 2018-06-05 | 唐山市交通勘察设计院有限公司 | A kind of special angle regulator of bituminous concrete highway sewer |
| CN106121021B (en) * | 2016-06-28 | 2018-05-18 | 哈工大机器人集团（广州）知识产权投资控股有限公司 | A kind of concrete road sewer decontamination support robot |
| CN106088308B (en) * | 2016-06-28 | 2018-07-10 | 浙江宝龙建设有限公司 | A kind of parallel connection type city sewer decontamination lifting locking equipment |
| CN106121026B (en) * | 2016-06-28 | 2018-08-07 | 浙江宝龙建设有限公司 | A kind of lifting locking device for the decontamination of concrete road sewer |
| CN107460843B (en) * | 2016-07-06 | 2019-01-29 | 中设设计集团北京民航设计研究院有限公司 | A kind of efficient asphalt concrete road surface area water processing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2092925B (en) * | 1981-02-13 | 1984-08-30 | Yarnell Ian Roland | Drilling jig mountable within a vertical shaft |
| JP5092113B2 (en) * | 2009-08-11 | 2012-12-05 | 国土交通省九州地方整備局長 | Gutter cleaning device |
| CN202416557U (en) * | 2012-01-18 | 2012-09-05 | 蚌埠玻璃工业设计研究院 | Sewage culvert pipe dredging device |
| CN103790227B (en) * | 2014-01-24 | 2015-04-22 | 江南大学 | Pipeline dredging device |
| CN204850034U (en) * | 2015-06-16 | 2015-12-09 | 安庆市华鑫重工股份有限公司 | Special radial locking device of sewer scrubbing grab bucket |
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| C10 | Entry into substantive examination | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Yujin Inventor before: Yan Shengzan Inventor before: Li Pengfei Inventor before: Li Ruoyu |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160919 Address after: 350208 Fujian city of Fuzhou province Changle City crane on Xincuo town giyang Village No. 166 Applicant after: Chen Yujin Address before: 246001 Anqing Development Zone, Luo Chong area, Anhui Applicant before: Anqing Hua Xin heavy industry limited company |
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Address after: 400800 Wansheng Road, Wansheng District, No. 17, No. Patentee after: Chen Yujin Address before: 350208 Fujian city of Fuzhou province Changle City crane on Xincuo town giyang Village No. 166 Patentee before: Chen Yujin |
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Inventor after: Ma Xiaojian Inventor before: Chen Yujin |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171110 Address after: 225241, Jiangsu province Yangzhou city Jiangdu District Small Town Industrial Park civil defense Road Patentee after: Yangzhou Tianma Environmental Engineering Co., Ltd. Address before: 400800 Wansheng Road, Wansheng District, No. 17, No. Patentee before: Chen Yujin |