CN108661102B - Soil scraping assembly for building industry - Google Patents
Soil scraping assembly for building industry Download PDFInfo
- Publication number
- CN108661102B CN108661102B CN201810560305.6A CN201810560305A CN108661102B CN 108661102 B CN108661102 B CN 108661102B CN 201810560305 A CN201810560305 A CN 201810560305A CN 108661102 B CN108661102 B CN 108661102B
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- cutter
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/815—Blades; Levelling or scarifying tools
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
- E02F3/815—Blades; Levelling or scarifying tools
- E02F3/8152—Attachments therefor, e.g. wear resisting parts, cutting edges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of construction machinery, in particular to a soil scraping component for building industry, which comprises a first connecting cylinder, a first rotating piece screwed on the lower side of the first connecting cylinder, a side lever screwed on the lower side of the first rotating piece through threads along the radial direction of the first rotating piece, a locking block clamped at the lower end of the side lever, a tool rest screwed on the lower end of the locking block through threads, an inner supporting rod clamped on the side wall of the tool rest, and an inner tool bit screwed on one end of the inner supporting rod far away from the tool rest through threads. The invention can be matched with the inner digging part, when in use, the hard soil can be firstly smashed by the inner digging part, and then the operation is implemented by the soil scraping part, so that the digging efficiency is high.
Description
Technical Field
The invention relates to the technical field of construction machinery, in particular to a soil scraping assembly for the building industry.
Background
In a construction site, an excavation operation is often performed. The current way adopts the spade to excavate by the manual work, because the geology is different often can meet harder soil layer, ordinary spade can't excavate, need adopt the ocean pick earlier to dig hard soil layer not hard up the back reuse ordinary spade and dig soil, this just needs two kinds of different instruments of adoption in turn often to be under construction, and efficiency is lower.
Disclosure of Invention
The invention aims to provide a soil scraping assembly for the building industry, which solves the problem that the traditional manual soil digging operation is low in efficiency.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a digging device for building industry comprises a central rod, a main mounting disc, an inner digging part, a cross beam and a soil scraping part, wherein the main mounting disc is connected to the middle part of the central rod in a screwing mode through threads; the two scraper members are axisymmetrical with respect to the central shaft; the main mounting disc is disc-shaped, a first fixing hole penetrates through the main mounting disc along the axial direction of the main mounting disc, and the first fixing hole is matched with the central rod; the central rod is in a round rod shape; a second fixing hole is formed in the main mounting disc along the radial direction of the cross section of the main mounting disc in a penetrating mode, and the second fixing hole is matched with the cross beam; the cross beam is in a round rod shape;
the soil scraping component comprises a first connecting cylinder, a first rotating piece screwed on the lower side of the first connecting cylinder, a side rod screwed on the lower side of the first rotating piece through threads along the radial direction of the first rotating piece, a locking block clamped at the lower end of the side rod, a tool rest screwed on the lower end of the locking block through threads, an inner supporting rod clamped on the side wall of the tool rest, and an inner tool bit screwed on one end of the inner supporting rod far away from the tool rest through threads;
the first connecting cylinder is cylindrical, a third fixing hole penetrates through the first connecting cylinder along the axial direction of the first connecting cylinder, and the third fixing hole is matched with the cross beam; a first rotating groove is concavely arranged at the lower part of the first connecting cylinder, and the first rotating groove is matched with the first rotating piece; the first rotating piece is spherical, a first screwing installation hole is formed in the first rotating piece in a penetrating mode along the radial direction of the first rotating piece, and the first screwing installation hole is matched with the side rod;
the locking block is cylindrical; a first clamping fixing groove is concavely arranged at the upper part of the locking block and is matched with the side lever; threads are spirally and concavely arranged on the side wall of the locking block along the outer circumference of the locking block; a first screwing installation groove is concavely arranged at the upper part of the tool rest and is matched with the side rod;
the side wall of one side of the knife rest is an inwards concave curved surface, a second clamping fixing groove is inwards concave in the knife rest, and the second clamping fixing groove is matched with the inner supporting rod; the inner cutter head is hemispherical, a first screwing hole penetrates through the inner cutter head along the radial direction of the inner cutter head, and the first screwing hole is matched with the inner supporting rod.
The inner excavating component comprises an integrated base, a locking base clamped at the upper end of the integrated base along the axial direction of the integrated base, a first rotary connecting ball screwed on the side wall of the integrated base, a first cutter rod radially clamped on the first rotary connecting ball along the radial direction of the first rotary connecting ball, an outer cutter head clamped at the lower end of the first cutter rod, a second cutter rod screwed at the lower end of the integrated base along the axial direction of the integrated base through threads, a cutter plate clamped at the lower end of the second cutter rod, a partition plate clamped at the middle of the lower side of the cutter plate and an inner cutter head clamped between the cutter plate and the partition plate;
the locking seat is in a circular truncated cone shape, a fourth fixing hole penetrates through the locking seat along the axial direction of the locking seat, and the fourth fixing hole is matched with the central rod; a first clamping installation groove is concavely arranged at the upper end of the integrated seat, and the first clamping installation groove is matched with the locking seat;
a first screwing groove is concavely arranged on the side wall of the integrated seat, and the first screwing groove is matched with the first screwing ball; the first rotary receiving ball is spherical, a first clamping mounting hole is formed in the first rotary receiving ball in a penetrating mode along the radial direction of the first rotary receiving ball, and the first clamping mounting hole is matched with the first cutter rod; the first cutter rod is a round rod;
the longitudinal section of the outer cutter head is trapezoidal; a second clamping mounting groove is concavely arranged at the upper part of the outer cutter head and is matched with the first cutter rod;
a first guide hole is arranged in the integrated base along the axial direction of the integrated base in a penetrating manner, and the first guide hole is matched with the second cutter rod; the second cutter rod is in a round rod shape; each integrated seat is provided with 3 second cutter rods;
a third clamping installation groove is concavely arranged at the upper part of the cutter plate and is matched with the second cutter rod; a fourth clamping installation groove is concavely arranged in the middle of the lower side of the cutter plate and is matched with the partition plate; the two inner cutter heads are symmetrical about the partition plate.
The inner cutter head comprises a main cutter frame, a first fixing ball screwed on the upper side of the main cutter frame, a second clamping rod clamped on the upper side of the first fixing ball along the radial direction of the first fixing ball, an outer fixing plate clamped on the upper end of the second clamping rod, a first clamping rod clamped on the side edge of one side of the main cutter frame perpendicular to the outer fixing plate, a first clamping fixing block welded on the outer wall of the first clamping rod, a second fixing ball welded on the lower side of the main cutter frame and a third cutter welded on the outer side of the second fixing ball;
the first fixing ball is spherical, a first clamping fixing hole penetrates through the first fixing ball along the radial direction of the first fixing ball, and the first clamping fixing hole is matched with the second clamping rod; the second clamping connecting rod is in a round rod shape;
the first clamping connection rod is in a round rod shape; first joint fixed block is trapezoidal, a plurality of first joint fixed block along the outer circumference evenly distributed of first joint pole.
The invention has the advantages that:
the cutter has reasonable structural design, and the cooperation of the inner digging part and the soil scraping part is adopted, so that hard soil can be firstly smashed by the inner digging part and then the soil scraping part is used for implementing operation, and the digging efficiency is high.
Drawings
Fig. 1 is a front view of an earth-moving apparatus for construction industry according to the present invention.
Fig. 2 is a front view of the scraper member of the present invention.
Figure 3 is a front view of the inner digging element of the present invention.
Fig. 4 is a front view of the inner cutter head of the invention.
1-a central rod; 2-main mounting plate; 3-a cross beam; 4-a scraper member; 41-a first connecting cylinder; 42-a first rotating member; 43-side bar; 44-a locking block; 45-tool holder; 46-an inner support bar; 47-inner cutter head; 5-inner digging elements; 51-an outer cutter head; 52-a first cutter bar; 53-first spin-on ball; 54-an integration seat; 55-a locking seat; 56-a second cutter bar; 57-knife board; 58-inner cutter head; 581-a first clamping fixed block; 582-a first click bar; 583-main blade carrier; 584-outer fixing plate; 585-a second click bar; 586-a first fixed ball; 587-a second fixed ball; 588-a third tool; 59-partition plate.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.
An earth-moving apparatus for construction industry according to the present invention will be described in detail with reference to fig. 1 to 4.
The invention relates to a building excavation device, which comprises a central rod 1, a main mounting disc 2 screwed in the middle of the central rod 1 through threads, an inner excavation part 5 screwed in the lower end of the central rod 1 through threads, a cross beam 3 radially penetrating in the main mounting disc 2 along the cross section of the main mounting disc 2, and a soil scraping part 4 screwed in the end part of the cross beam 3 through threads, wherein the main mounting disc 2 is screwed in the middle of the central rod 1 through threads; the two scraper members 4 are axisymmetrical with respect to the central rod 1; the main mounting disc 2 is disc-shaped, a first fixing hole penetrates through the main mounting disc 2 along the axial direction of the main mounting disc, and the first fixing hole is matched with the central rod 1; the central rod 1 is in a round rod shape; a second fixing hole is formed in the main mounting disc 2 along the radial direction of the cross section of the main mounting disc, and the second fixing hole is matched with the cross beam 3; the cross beam 3 is in a round rod shape;
the scraper 4 comprises a first connecting cylinder 41, a first rotary member 42 screwed to the lower side of the first connecting cylinder 41, a side bar 43 screwed to the lower side of the first rotary member 42 along the radial direction of the first rotary member 42, a locking block 44 clamped to the lower end of the side bar 43, a cutter holder 45 screwed to the lower end of the locking block 44, an inner support rod 46 clamped to the side wall of the cutter holder 45, and an inner cutter head 47 screwed to the end of the inner support rod 46 away from the cutter holder 45;
the first connecting cylinder 41 is cylindrical, a third fixing hole penetrates through the first connecting cylinder 41 along the axial direction of the first connecting cylinder, and the third fixing hole is matched with the cross beam 3; a first rotating groove is concavely arranged at the lower part of the first connecting cylinder 41 and is matched with the first rotating piece 42; the first rotating member 42 is spherical, a first screwing installation hole is arranged in the first rotating member 42 along the radial direction, and the first screwing installation hole is matched with the side rod 43;
the locking block 44 is cylindrical; a first clamping fixing groove is concavely arranged at the upper part of the locking block 44 and is matched with the side lever 43; threads are spirally recessed in the side walls of the locking block 44 along the outer circumference thereof; a first screwing installation groove is concavely arranged at the upper part of the tool rest 45 and is matched with the side rod 43;
the side wall of one side of the tool rest 45 is a concave curved surface, a second clamping fixing groove is concavely arranged on the tool rest 45, and the second clamping fixing groove is matched with the inner supporting rod 46; the inner tool bit 47 is hemispherical, a first screwing hole penetrates through the inner tool bit 47 along the radial direction of the inner tool bit, and the first screwing hole is matched with the inner support rod 46.
The inner excavating member 5 includes an integrated seat 54, a locking seat 55 engaged with an upper end of the integrated seat 54 along an axial direction of the integrated seat 54, a first screwing ball 53 screwed on a sidewall of the integrated seat 54, a first cutter bar 52 engaged with the first screwing ball 53 along a radial direction of the first screwing ball 53, an outer cutter head 51 engaged with a lower end of the first cutter bar 52, a second cutter bar 56 screwed on a lower end of the integrated seat 54 along the axial direction of the integrated seat 54, a cutter plate 57 engaged with a lower end of the second cutter bar 56, a partition plate 59 engaged with a middle portion of a lower side of the cutter plate 57, and an inner cutter head 58 engaged between the cutter plate 57 and the partition plate 59;
the locking seat 55 is in a circular truncated cone shape, a fourth fixing hole penetrates through the locking seat 55 along the axial direction of the locking seat, and the fourth fixing hole is matched with the central rod 1; a first clamping installation groove is concavely arranged at the upper end of the integrated seat 54 and is matched with the locking seat 55;
a first screwing groove is concavely arranged on the side wall of the integration seat 54, and the first screwing groove is adapted to the first screwing ball 53; the first rotary-connection ball 53 is spherical, a first clamping-connection mounting hole is formed in the first rotary-connection ball 53 along the radial direction of the first rotary-connection ball, and the first clamping-connection mounting hole is matched with the first cutter rod 52; the first cutter bar 52 is a round bar;
the longitudinal section of the outer cutter head 51 is trapezoidal; a second clamping mounting groove is concavely arranged at the upper part of the outer cutter head 51 and is matched with the first cutter rod 52;
a first guide hole is arranged in the integration seat 54 along the axial direction, and the first guide hole is matched with the second cutter rod 56; the second cutter bar 56 is in the shape of a round bar; each of the integration seats 54 is provided with 3 second cutter bars 56;
a third clamping installation groove is concavely arranged at the upper part of the cutter plate 57 and is matched with the second cutter rod 56; a fourth clamping installation groove is concavely arranged in the middle of the lower side of the cutter plate 57 and is matched with the partition plate 59; the two inner cutter heads 58 are symmetrical about the partition 59.
The inner cutter head 58 comprises a main cutter frame 583, a first fixing ball 586 screwed on the upper side of the main cutter frame 583, a second clamping rod 585 clamped on the upper side of the first fixing ball 586 along the radial direction of the first fixing ball 586, an outer fixing plate 584 clamped on the upper end of the second clamping rod 585, a first clamping rod 582 clamped on the side edge of one side of the main cutter frame 583 perpendicular to the outer fixing plate 584, a first clamping fixing block 581 welded on the outer wall of the first clamping rod 582, a second fixing ball 587 welded on the lower side of the main cutter frame 583, and a third cutter 588 welded on the outer side of the second fixing ball 587;
the first fixing ball 586 is spherical, a first clamping fixing hole penetrates through the first fixing ball 586 along the radial direction, and the first clamping fixing hole is adapted to the second clamping rod 585; the second clamping rod 585 is a round rod shape;
the first clamping rod 582 is a round rod; the first clamping fixing blocks 581 are trapezoidal, and a plurality of first clamping fixing blocks 581 are uniformly distributed along the outer circumference of the first clamping rod 582.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A scraper assembly for construction industry, comprising a first connecting cylinder (41), a first rotary member (42) screwed to the lower side of the first connecting cylinder (41), a side lever (43) screwed to the lower side of the first rotary member (42) along the radial direction of the first rotary member (42), a locking block (44) snapped to the lower end of the side lever (43), a cutter holder (45) screwed to the lower end of the locking block (44) by screw thread, an inner support rod (46) snapped to the side wall of the cutter holder (45), and an inner cutter head (47) screwed to the end of the inner support rod (46) far from the cutter holder (45);
the first connecting cylinder (41) is cylindrical, a third fixing hole penetrates through the first connecting cylinder (41) along the axial direction of the first connecting cylinder, and the third fixing hole is matched with the cross beam (3); a first rotating groove is concavely arranged at the lower part of the first connecting cylinder (41), and the first rotating groove is matched with the first rotating piece (42); the first rotating piece (42) is spherical, a first screwing installation hole is formed in the first rotating piece (42) along the radial direction, and the first screwing installation hole is matched with the side rod (43);
the locking block (44) is cylindrical; a first clamping fixing groove is concavely arranged at the upper part of the locking block (44), and the first clamping fixing groove is matched with the side lever (43); the locking block (44) is provided with screw threads spirally arranged in the side wall along the outer circumference of the locking block; a first screwing installation groove is concavely arranged at the upper part of the tool rest (45) and is matched with the side rod (43);
the side wall of one side of the tool rest (45) is a concave curved surface, a second clamping fixing groove is concavely arranged on the tool rest (45), and the second clamping fixing groove is matched with the inner supporting rod (46); the inner cutter head (47) is hemispherical, a first screwing hole is formed in the inner cutter head (47) along the radial direction of the inner cutter head, and the first screwing hole is matched with the inner supporting rod (46);
also comprises an inner digging component (5) matched with the soil scraping component;
the inner digging component (5) comprises an integrated base (54), a locking base (55) clamped at the upper end of the integrated base (54) along the axial direction of the integrated base (54), a first screwing ball (53) screwed on the side wall of the integrated base (54), and a first cutter rod (52) clamped on the first screwing ball (53) along the radial direction of the first screwing ball (53), the cutter comprises an outer cutter head (51) clamped at the lower end of the first cutter rod (52), a second cutter rod (56) screwed to the lower end of the integrated base (54) along the axial direction of the integrated base (54) through threads, a cutter plate (57) clamped at the lower end of the second cutter rod (56), a partition plate (59) clamped at the middle part of the lower side of the cutter plate (57) and an inner cutter head (58) clamped between the cutter plate (57) and the partition plate (59);
the locking seat (55) is in a circular truncated cone shape, a fourth fixing hole penetrates through the locking seat (55) along the axial direction of the locking seat, and the fourth fixing hole is matched with the central rod (1); a first clamping installation groove is concavely arranged at the upper end of the integrated seat (54), and the first clamping installation groove is matched with the locking seat (55);
a first screwing groove is concavely arranged on the side wall of the integrated seat (54), and the first screwing groove is matched with the first screwing ball (53); the first rotary-connection ball (53) is spherical, a first clamping mounting hole penetrates through the first rotary-connection ball (53) along the radial direction of the first rotary-connection ball, and the first clamping mounting hole is matched with the first cutter rod (52); the first cutter bar (52) is in the shape of a round bar;
the longitudinal section of the outer cutter head (51) is trapezoidal; a second clamping mounting groove is concavely arranged at the upper part of the outer cutter head (51), and the second clamping mounting groove is matched with the first cutter rod (52);
a first guide hole is arranged in the integrated base (54) along the axial direction in a penetrating way, and the first guide hole is matched with the second cutter rod (56); the second cutter bar (56) is in the shape of a round bar; each integrated seat (54) is provided with 3 second cutter rods (56);
a third clamping mounting groove is concavely arranged at the upper part of the cutter plate (57), and the third clamping mounting groove is matched with the second cutter rod (56); a fourth clamping mounting groove is concavely arranged in the middle of the lower side of the cutter plate (57), and the fourth clamping mounting groove is matched with the partition plate (59); the two inner cutter heads (58) are symmetrical about the partition (59).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560305.6A CN108661102B (en) | 2018-06-03 | 2018-06-03 | Soil scraping assembly for building industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560305.6A CN108661102B (en) | 2018-06-03 | 2018-06-03 | Soil scraping assembly for building industry |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108661102A CN108661102A (en) | 2018-10-16 |
| CN108661102B true CN108661102B (en) | 2020-12-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810560305.6A Active CN108661102B (en) | 2018-06-03 | 2018-06-03 | Soil scraping assembly for building industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108661102B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2587844A (en) * | 1949-05-19 | 1952-03-04 | Harrison Patrick | Cage and operating mechanism for shaft shovels |
| JPS5691758U (en) * | 1979-12-19 | 1981-07-22 | ||
| US4313504A (en) * | 1979-08-13 | 1982-02-02 | Caterpillar Tractor Co. | Tandem ripper assembly |
| CN101713201A (en) * | 2009-11-05 | 2010-05-26 | 曹蓝天 | Underground hole-forming device of hydraulic grab bucket |
| CN101736764A (en) * | 2008-11-25 | 2010-06-16 | 上海金泰工程机械有限公司 | Impact type excavating device |
| CN201588236U (en) * | 2009-12-01 | 2010-09-22 | 河南省三力机械制造有限公司 | Hydraulic grab for construction of underground continuous wall and grab machine |
| CN201924389U (en) * | 2011-02-14 | 2011-08-10 | 张永忠 | Trenching machine with double grab buckets |
| CN104404990A (en) * | 2014-10-30 | 2015-03-11 | 山东冠县鲁牛工程机械有限公司 | Wheel type excavator with telescopic arm |
| CN105442651A (en) * | 2015-12-03 | 2016-03-30 | 天津市中机雄风机械有限公司 | Excavator bucket with automatic dirt removing function |
| CN107761791A (en) * | 2016-08-20 | 2018-03-06 | 马丽红 | Scraper flat push type scraper bowl |
-
2018
- 2018-06-03 CN CN201810560305.6A patent/CN108661102B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2587844A (en) * | 1949-05-19 | 1952-03-04 | Harrison Patrick | Cage and operating mechanism for shaft shovels |
| US4313504A (en) * | 1979-08-13 | 1982-02-02 | Caterpillar Tractor Co. | Tandem ripper assembly |
| JPS5691758U (en) * | 1979-12-19 | 1981-07-22 | ||
| CN101736764A (en) * | 2008-11-25 | 2010-06-16 | 上海金泰工程机械有限公司 | Impact type excavating device |
| CN101713201A (en) * | 2009-11-05 | 2010-05-26 | 曹蓝天 | Underground hole-forming device of hydraulic grab bucket |
| CN201588236U (en) * | 2009-12-01 | 2010-09-22 | 河南省三力机械制造有限公司 | Hydraulic grab for construction of underground continuous wall and grab machine |
| CN201924389U (en) * | 2011-02-14 | 2011-08-10 | 张永忠 | Trenching machine with double grab buckets |
| CN104404990A (en) * | 2014-10-30 | 2015-03-11 | 山东冠县鲁牛工程机械有限公司 | Wheel type excavator with telescopic arm |
| CN105442651A (en) * | 2015-12-03 | 2016-03-30 | 天津市中机雄风机械有限公司 | Excavator bucket with automatic dirt removing function |
| CN107761791A (en) * | 2016-08-20 | 2018-03-06 | 马丽红 | Scraper flat push type scraper bowl |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108661102A (en) | 2018-10-16 |
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Effective date of registration: 20230315 Address after: Room 103, Zone F, Furui Jiayuan, No. 3119, Shandong Road, Economic Cooperation Zone, Yining City, Yili Kazak Autonomous Prefecture, Xinjiang Uygur Autonomous Region, 835100 Patentee after: Xinjiang Changyang Construction Engineering Co.,Ltd. Address before: Room 308, 3rd floor, 435 Zeya Avenue, Zeya Town, Ouhai District, Wenzhou City, Zhejiang Province 325000 Patentee before: Wenzhou Xindu Industrial Design Co.,Ltd. |
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