CN107761727B - It is a kind of to pollute small water construction device - Google Patents
It is a kind of to pollute small water construction device Download PDFInfo
- Publication number
- CN107761727B CN107761727B CN201710971035.3A CN201710971035A CN107761727B CN 107761727 B CN107761727 B CN 107761727B CN 201710971035 A CN201710971035 A CN 201710971035A CN 107761727 B CN107761727 B CN 107761727B
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- landing
- guide groove
- setting
- support arm
- guide
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/02—Placing by driving
- E02D7/06—Power-driven drivers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
- E02D13/10—Follow-blocks of pile-drivers or like devices
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
Small water construction device is polluted the invention discloses a kind of, including pedestal and the hammer portion being fixed at the top of pedestal, landing slide slot is equipped in hammer portion bottom surface, it is slided in landing slide slot and is connected with landing sliding block, extend the translot of setting for left and right in landing sliding block, it is connected in the middle part of translot inner roof wall equipped with cavity portion, rotating disk is connected in cavity portion, rotating disk is equipped with tooth form arc portion, it is cooperatively connected on rear side of rotating disk with the first motor, first motor outer surface is arranged in the landing sliding block on rear side of cavity portion and secure fit connects, the support arm for being connected with left and right extension setting is slided in translot, spread ends are extended into respectively outside landing sliding block left and right sides at left and right sides of support arm；The configuration of the present invention is simple, it is easy to operate, improve the hammer effect of pile body.
Description
Technical field
The present invention relates to water construction technical field, the small water construction device of specifically a kind of pollution.
Background technique
It in water construction work progress, needs to sink to pile body into designed elevation, just needs to utilize various pile monkeys at this time
Repeatedly beat impact force and pile body self weight, overcome pile body side friction power and pile-end soil layer resistance hammering realize.Mesh
It is preceding with tubular diesel hammer be the most widely used one kind, it be using light diesel as fuel, to environment have pollution, Er Qiezhen
It is dynamic big, noise is high, it is serious to disturb residents, and cannot be hammered in tilted direction, do not adapt to diversified operating environment.
Summary of the invention
Small water construction device is polluted technical problem to be solved by the invention is to provide a kind of, is able to solve above-mentioned
The problems in present technology.
The present invention is achieved through the following technical solutions: of the invention a kind of to pollute small water construction device, packet
The hammer portion for including pedestal and being fixed at the top of the pedestal is equipped with landing slide slot in the hammer portion bottom surface, described
It is slided in landing slide slot and is connected with landing sliding block, extend the translot of setting for left and right in the landing sliding block, described
It is connected in the middle part of translot inner roof wall equipped with cavity portion, rotating disk is connected in the cavity portion, the rotating disk is equipped with tooth
Shape arc portion, the rotating disk rear side are cooperatively connected with the first motor, and first motor outer surface is arranged in the cavity portion
In the landing sliding block of rear side and secure fit connects, and the branch for being connected with left and right extension setting is slided in the translot
Arm, support arm left and right sides spread ends are extended into respectively outside the landing sliding block left and right sides, bottom in the translot
It is equipped with adjustment device connect with the support arm bottom surface in wall, equipped with the first guide groove in the support arm top surface, described first
Slide to be connected in guide groove and slide item, it is described slide a top surface be installed with lean out outside the support arm top surface and left and right extend set
The tooth form item set, it is described to slide the first guide rod for sliding in item and being connected with left and right extension setting, described first guide rod or so
Two sides spread ends are connect with inner wall secure fit at left and right sides of first guide groove respectively, in the first guide groove inner bottom wall
It is connected in portion equipped with the second guide groove, is slided in second guide groove and be connected with top and slide that a bottom surface is fixed to be connected with described
The first guide block connect is equipped with pressure spring, the landing sliding block bottom part down in second guide groove on the right side of first guide block
The pedestal in be connected with lifting gear, hammering device, bottom in the pedestal are equipped on the right side of the support arm in extension section
Portion is fixedly installed clump weight, and the pedestal left and right sides is provided with wheel shaft towards two sides extension turn, and the wheel shaft outside is solid
Surely it is connected with idler wheel.
Preferably technical solution, the lifting gear include being rotatably provided in the base top surface and extending downwards
The whorl casing of setting and the landing spiral shell shape bar being cooperatively connected with the whorl casing whorl, the landing spiral shell shape bar
Top spread ends put in the landing slide slot and are fixedly connected with landing sliding block bottom surface, the whorl casing
It is cooperatively connected at the top of bottom spread ends and the second motor, second motor outer surface is arranged in the whorl casing
In the pedestal of lower section and secure fit connects.
Preferably technical solution, the adjustment device includes setting in the translot inner bottom wall and left and right extension is set
The third guide groove set and slide the second guide block for being cooperatively connected and being arranged in the third guide groove, the second guide block inner spiral
Line is connected with the adjustment spiral shell shape bar of left and right extension setting, spread ends and the third guide groove on the left of the adjustment spiral shell shape bar
The connection of inner left wall rotatable engagement, the adjustment spiral shell shape bar and adjustment motor are cooperatively connected, the adjustment motor outer surface
Setting is on the right side of the third guide groove in inner wall and secure fit connects, the second guide block top end and the support arm bottom surface
It is fixedly connected.
Preferably technical solution, zygomorphism is equipped in the landing sliding block on rear side of the translot extends up and down
The second guide rod being arranged, the upper and lower two sides spread ends of each second guide rod are respectively and in two sides above and below the landing slide slot
The connection of wall secure fit.
Preferably technical solution, the hammering device include that extension inner bottom wall on the right side of first guide groove is arranged in perforation
Slide slot and sliding be cooperatively connected and be arranged in the slide slot and the connecting rod for setting of extending up and down, prolong at the top of the connecting rod
Exhibition end puts in first guide groove and is fixedly connected with a right end bottom of sliding, and the connecting rod bottom is extended last
End is leant out outside the support arm bottom surface and end is connected with hammering head.
The beneficial effects of the present invention are:
1. sliding mating connection landing sliding block in landing slide slot by setting landing slide slot in hammer portion bottom surface, rise
The translot of extension setting in left and right in sliding block is dropped, connects in the middle part of translot inner roof wall and sets cavity portion, be cooperatively connected rotation in cavity portion
Disk sets tooth form arc portion in rotating disk, is cooperatively connected on rear side of rotating disk with the first motor, the first motor outer surface is arranged in chamber
In landing sliding block on rear side of portion and secure fit connects, and the support arm for the left and right extension setting that is cooperatively connected, support arm are slided in translot
Left and right sides spread ends are extended into respectively outside landing sliding block left and right sides, and the first guide groove is set in support arm top surface, and first leads
Mating connection is slided in slot and slides item, slides the fixed tooth form item for leaning out the extension setting of outside support arm top surface and left and right in a top surface, it is sliding
The first guide rod of the left and right extension setting that is cooperatively connected is slided in row item, spread ends are led with first respectively at left and right sides of the first guide rod
Inner wall secure fit connects at left and right sides of slot, connects in the middle part of the first guide groove inner bottom wall and sets the second guide groove, in the second guide groove
Be cooperatively connected top and the first guide block for sliding a bottom surface and being fixedly connected are slided, sets pressure in the second guide groove on the right side of the first guide block
Spring automatically controls reciprocating hammer work to realize, improves hammering working efficiency and hammering quality.
2. including being arranged in translot inner bottom wall and controlling the third guide groove for setting of extending and slide by adjusting device
The adjustment of be cooperatively connected the second guide block being arranged in third guide groove, and the second guide block inner spiral line is cooperatively connected or so setting of extending
Spiral shell shape bar, adjustment spiral shell shape bar left side spread ends are connect with third guide groove inner left wall rotatable engagement, adjustment spiral shell shape bar and adjustment
Motor is cooperatively connected, and on the right side of the third guide groove in inner wall and secure fit connects, second leads the setting of adjustment motor outer surface
Block top end is fixedly connected with support arm bottom surface, to realize the left and right adjustment for automatically controlling support arm, meets the stake of different distance
The hammering work of body improves working efficiency.
4. the configuration of the present invention is simple, easy to operate, it is able to achieve the continuous hammering work of automatic control, improves hammering work effect
Rate is able to achieve the left and right adjustment for automatically controlling support arm, meets the hammering work of the pile body of different distance, is able to achieve automatic control branch
Arm left and right adjustment, meet the hammering work of the pile body of different distance, improve the hammer effect of pile body, reduce work when
Between.
Detailed description of the invention
The present invention is described in detail by following specific embodiments and drawings for ease of explanation,.
Fig. 1 is of the invention a kind of to pollute overall structure diagram outside small water construction device；
Fig. 2 is of the invention a kind of to pollute overall structure diagram inside small water construction device；
Fig. 3 is support arm schematic diagram of internal structure of the invention；
Fig. 4 is the cross-sectional view of " A-A " in Fig. 2 of the present invention；
Fig. 5 is the cross-sectional view of " B-B " in Fig. 2 of the present invention.
Specific embodiment
As Figure 1-Figure 5, of the invention a kind of to pollute small water construction device, including pedestal 6 and fixed setting
Hammer portion 5 at 6 top of the pedestal, equipped with landing slide slot 51 in 5 bottom surface of hammer portion, in the landing slide slot 51
It slides and is connected with landing sliding block 52, extend the translot 53 of setting for left and right in the landing sliding block 52, the translot 53
It is connected in the middle part of inner roof wall equipped with cavity portion 54, is connected with rotating disk 541 in the cavity portion 54, in the rotating disk 541
Equipped with tooth form arc portion 542,541 rear side of rotating disk is cooperatively connected with the first motor 543, outside first motor 543
Surface is arranged in the landing sliding block 52 of 54 rear side of cavity portion and secure fit connects, and slides and matches in the translot 53
The support arm 531 for being connected with left and right extension setting is closed, it is sliding that 531 left and right sides spread ends of support arm extend into the landing respectively
Outside 52 left and right sides of row block, the adjustment device connecting with 531 bottom surface of support arm is equipped in 53 inner bottom wall of translot,
It is equipped with the first guide groove 5310 in 531 top surface of support arm, slides to be connected in first guide groove 5310 and slides item 5312,
5312 top surface of item of sliding is installed with the tooth form item 5313 for leaning out outside 531 top surface of support arm and controlling setting of extending, described
Slide the first guide rod 5314 for sliding in item 5312 and being connected with left and right extension setting, 5314 left and right sides of the first guide rod
Spread ends are connect with 5310 left and right sides inner wall secure fit of the first guide groove respectively, 5310 inner bottom wall of the first guide groove
Middle part in connect equipped with the second guide groove 5311, slided in second guide groove 5311 and be connected with top and slided with described
The first guide block 5315 that 5312 bottom surface of item is fixedly connected is equipped in second guide groove 5311 on first guide block, 5315 right side
Pressure spring 5316 is connected with lifting gear, the support arm 531 in the pedestal 6 of 52 bottom part down of landing sliding block
Hammering device is equipped in right side extension section, bottom is fixedly installed clump weight 60,6 left and right sides of pedestal in the pedestal 6
Two sides extension turn is provided with wheel shaft 601, is fixedly connected with idler wheel 602 on the outside of the wheel shaft 601.
Valuably, the lifting gear includes the spiral shell shape being arranged that is rotatably provided in 6 top surface of pedestal and extends downwards
Line casing 62 and the landing spiral shell shape bar 63 being cooperatively connected with 62 whorl of whorl casing, the landing spiral shell shape bar 63 push up
Portion's spread ends put in the landing slide slot 51 and are fixedly connected with 52 bottom surface of landing sliding block, the whorl set
It is cooperatively connected at the top of 62 bottom spread ends of pipe and the second motor 61,61 outer surface of the second motor is arranged in the spiral shell
In the pedestal 6 of 62 lower section of shape line casing and secure fit connects, and rises to realize and automatically control 52 difference of landing sliding block
The adjustment for dropping height, meets the hammering demand of the pile body of different height.
Valuably, the adjustment device includes being arranged in 53 inner bottom wall of translot and controlling the third for extending and being arranged to lead
Slot 55 and slide the second guide block 553 that is arranged in the third guide groove 55 of being cooperatively connected, 553 inner spiral of the second guide block
Line is connected with left and right and extends the adjustment spiral shell shape bar 551 of setting, the 551 left side spread ends of adjustment spiral shell shape bar and described the
The connection of three guide grooves, 55 inner left wall rotatable engagement, the adjustment spiral shell shape bar 551 are cooperatively connected with adjustment motor 552, the tune
Whole 552 outer surface of motor is arranged in the 55 right side inner wall of third guide groove and secure fit connects, second guide block 553
Top end is fixedly connected with 531 bottom surface of support arm, to realize the left and right adjustment for automatically controlling support arm 531, is met different
The hammering work of the pile body of distance improves working efficiency.
Valuably, zygomorphism is equipped with the of setting of extending up and down in the landing sliding block 52 of 53 rear side of the translot
Two guide rods 510, each second guide rod, about 510 two sides spread ends are respectively and in about 51 two sides of landing slide slot
The connection of wall secure fit automatically controls the stability that 52 landing of landing sliding block is slided to realize.
Valuably, the hammering device includes the slide slot that extension inner bottom wall on the right side of first guide groove 5310 is arranged in perforation
It 5317 and slides to be cooperatively connected and is arranged in the slide slot 5317 and the connecting rod 5318 for setting of extending up and down, the connecting rod
5318 top spread ends put in first guide groove 5310 and are fixedly connected with the 5312 right end bottom of item of sliding,
The 5318 bottom spread ends of connecting rod are leant out outside 531 bottom surface of support arm and end is connected with hammering head 5319, thus
It realizes effective hammering work of pile body, improves hammering quality.
When original state, press active force of first guide block 5315 by pressure spring 5316 makes the first guide block 5315 be located at the
Left-most position in two guide grooves 5311, meanwhile, the left-most position in the first guide groove 5310 is driven by the first guide block 5315.
When needing to hammer work, 62 positive and negative rotation of whorl casing is driven by the second motor 61 first, by spiral shell shape
Line casing 62 drives about 63 landing spiral shell shape bar to slide, and then drives landing sliding block 52 along the second guide rod by landing spiral shell shape bar 63
510 up and down directions slide, at this point, driving support arm 531 to realize that the position of height adjusts by landing sliding block 52, then, pass through tune
Whole motor 552 drives adjustment 551 positive and negative rotation of spiral shell shape bar, drives the second guide block 553 along third guide groove by adjustment spiral shell shape bar 551
Left and right directions in 55 slides, at this point, drive support arm 531 to slide along the left and right directions of 53 inner bottom wall of translot by the second guide block 553,
To realize the adjustment work of hammering distance, rotating disk 541 is driven to rotate counterclockwise finally by the first motor 543, in turn
It is put in translot 53 by the tooth form arc portion 542 in rotating disk 541, and engages connection with 53 internal tooth form item 5313 of translot, rotated
Tooth form item 5313 is driven to move to the right in 541 rotary course of disk, meanwhile, item 5312 is slided by the drive of tooth form item 5313 and is slided
First guide block 5315 of 5312 bottom of row item overcomes the pressure on top surface of pressure spring 5316 to slide to the right, the tooth form in rotating disk 541
When arc portion 542 is far from tooth form item 5313, at this point, the first guide block 5315 is slided by the pressure on top surface of pressure spring 5316 to initial position,
Drive is slided item 5312 and is slided to initial position simultaneously, and then realizes reciprocating hammer work.
The beneficial effects of the present invention are:
1. sliding mating connection landing sliding block in landing slide slot by setting landing slide slot in hammer portion bottom surface, rise
The translot of extension setting in left and right in sliding block is dropped, connects in the middle part of translot inner roof wall and sets cavity portion, be cooperatively connected rotation in cavity portion
Disk sets tooth form arc portion in rotating disk, is cooperatively connected on rear side of rotating disk with the first motor, the first motor outer surface is arranged in chamber
In landing sliding block on rear side of portion and secure fit connects, and the support arm for the left and right extension setting that is cooperatively connected, support arm are slided in translot
Left and right sides spread ends are extended into respectively outside landing sliding block left and right sides, and the first guide groove is set in support arm top surface, and first leads
Mating connection is slided in slot and slides item, slides the fixed tooth form item for leaning out the extension setting of outside support arm top surface and left and right in a top surface, it is sliding
The first guide rod of the left and right extension setting that is cooperatively connected is slided in row item, spread ends are led with first respectively at left and right sides of the first guide rod
Inner wall secure fit connects at left and right sides of slot, connects in the middle part of the first guide groove inner bottom wall and sets the second guide groove, in the second guide groove
Be cooperatively connected top and the first guide block for sliding a bottom surface and being fixedly connected are slided, sets pressure in the second guide groove on the right side of the first guide block
Spring automatically controls reciprocating hammer work to realize, improves hammering working efficiency and hammering quality.
2. including being arranged in translot inner bottom wall and controlling the third guide groove for setting of extending and slide by adjusting device
The adjustment of be cooperatively connected the second guide block being arranged in third guide groove, and the second guide block inner spiral line is cooperatively connected or so setting of extending
Spiral shell shape bar, adjustment spiral shell shape bar left side spread ends are connect with third guide groove inner left wall rotatable engagement, adjustment spiral shell shape bar and adjustment
Motor is cooperatively connected, and on the right side of the third guide groove in inner wall and secure fit connects, second leads the setting of adjustment motor outer surface
Block top end is fixedly connected with support arm bottom surface, to realize the left and right adjustment for automatically controlling support arm, meets the stake of different distance
The hammering work of body improves working efficiency.
4. the configuration of the present invention is simple, easy to operate, it is able to achieve the continuous hammering work of automatic control, improves hammering work effect
Rate is able to achieve the left and right adjustment for automatically controlling support arm, meets the hammering work of the pile body of different distance, is able to achieve automatic control branch
Arm left and right adjustment, meet the hammering work of the pile body of different distance, improve the hammer effect of pile body, reduce work when
Between.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, of the invention
Protection scope should be determined by the scope of protection defined in the claims.
Claims (2)
1. a kind of pollute small water construction device, including pedestal and the hammer portion being fixed at the top of pedestal, feature
It is: is equipped with landing slide slot in hammer portion bottom surface, is slided in landing slide slot and be connected with landing sliding block, landing is slided
Extend the translot of setting for left and right in block, is connected in the middle part of translot inner roof wall equipped with cavity portion, is connected with rotating disk in cavity portion,
Rotating disk is equipped with tooth form arc portion, is cooperatively connected on rear side of rotating disk with the first motor, the first motor outer surface is arranged in chamber
In landing sliding block on rear side of portion and secure fit connects, and the support arm for being connected with left and right extension setting, branch are slided in translot
Spread ends are extended into respectively outside landing sliding block left and right sides at left and right sides of arm, are equipped with and support arm bottom surface in translot inner bottom wall
The adjustment device of mating connection is equipped with the first guide groove in support arm top surface, slides to be connected in the first guide groove and slide item, slide
Top surface, which is installed with, to be leant out outside support arm top surface and left and right is extended the tooth form item of setting, is slided to slide in item and is connected with left and right and prolongs
The first guide rod of setting is opened up, spread ends connect with inner wall secure fit at left and right sides of the first guide groove respectively at left and right sides of the first guide rod
Connect, connected in the middle part of the first guide groove inner bottom wall equipped with the second guide groove, slided in the second guide groove be connected with top with it is sliding
The first guide block for being fixedly connected of row bottom surface, is equipped with pressure spring in the second guide groove on the right side of the first guide block, under landing sliding block bottom
It is connected with lifting gear in the pedestal of side, is equipped with hammering device on the right side of support arm in extension section, bottom fixed setting in pedestal
There is clump weight, the pedestal left and right sides is provided with wheel shaft towards two sides extension turn, is fixedly connected with idler wheel on the outside of wheel shaft；Described
Falling unit include be rotatably provided in the base top surface and the whorl casing for setting of extending downwards and with the whorl
The landing spiral shell shape bar that casing whorl is cooperatively connected, landing spiral shell shape bar top spread ends are put in the landing slide slot
And be fixedly connected with landing sliding block bottom surface, cooperate at the top of the whorl sleeve bottom spread ends and the second motor
Connection, second motor outer surface is arranged in the pedestal below the whorl casing and secure fit connects；
It is described adjustment device include be arranged in the translot inner bottom wall and left and right extend setting third guide groove and slide cooperation connect
The second guide block being arranged in the third guide groove is connect, the second guide block inner spiral line is connected with left and right extension setting
Spiral shell shape bar is adjusted, spread ends are connect with the third guide groove inner left wall rotatable engagement on the left of the adjustment spiral shell shape bar, described
It adjusts spiral shell shape bar and adjustment motor is cooperatively connected, inner wall is arranged on the right side of the third guide groove in the adjustment motor outer surface
Interior and secure fit connects, and the second guide block top end is fixedly connected with the support arm bottom surface；Institute on rear side of the translot
The second guide rod that zygomorphism in landing sliding block is equipped with setting of extending up and down is stated, each second guide rod up and down extend by two sides
End is connect with two sides inner wall secure fit above and below the landing slide slot respectively.
2. a kind of small water construction device is polluted according to claim 1, it is characterised in that: the hammering device includes
Perforation is arranged the slide slot of extension inner bottom wall on the right side of first guide groove and slides mating connection setting in the slide slot
And the connecting rod for setting of extending up and down, connecting rod top spread ends put in first guide groove and slide on the right side of item with described
End bottom is fixedly connected, and connecting rod bottom spread ends are leant out outside the support arm bottom surface and end is connected with hammering
Head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971035.3A CN107761727B (en) | 2017-10-18 | 2017-10-18 | It is a kind of to pollute small water construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971035.3A CN107761727B (en) | 2017-10-18 | 2017-10-18 | It is a kind of to pollute small water construction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107761727A CN107761727A (en) | 2018-03-06 |
| CN107761727B true CN107761727B (en) | 2019-02-05 |
Family
ID=61269800
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710971035.3A Active CN107761727B (en) | 2017-10-18 | 2017-10-18 | It is a kind of to pollute small water construction device |
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| CN (1) | CN107761727B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101684930B1 (en) * | 2016-06-07 | 2016-12-09 | 정은경 | Double Piston Pile driver having a circular crank room |
| CN206503129U (en) * | 2016-11-30 | 2017-09-19 | 曹红兵 | A kind of construction site quick roller-compactor in ground |
| CN206467657U (en) * | 2016-12-02 | 2017-09-05 | 浙江双圆工程监理咨询有限公司 | A kind of reciprocation cycle formula piling machine |
| CN106522223B (en) * | 2016-12-26 | 2018-08-24 | 福建泉大建设有限公司 | A kind of Purely mechanical piling machine for building |
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2017
- 2017-10-18 CN CN201710971035.3A patent/CN107761727B/en active Active
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| CN107761727A (en) | 2018-03-06 |
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Effective date of registration: 20181212 Address after: 402660 No. 46, Jinfo Avenue, Guilin Street Office, Tongnan District, Chongqing, 6-3 Applicant after: Chongqing Xinhai Technology Co., Ltd. Address before: 315100 No. 20, new village, Tiantong village, Yinzhou District, Ningbo, Zhejiang Applicant before: Tao Hongchun |
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