CN111576606B - Water conservancy pipeline desilting equipment - Google Patents
Water conservancy pipeline desilting equipment Download PDFInfo
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- CN111576606B CN111576606B CN202010429739.XA CN202010429739A CN111576606B CN 111576606 B CN111576606 B CN 111576606B CN 202010429739 A CN202010429739 A CN 202010429739A CN 111576606 B CN111576606 B CN 111576606B
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- rotating shaft
- fixed
- telescopic rod
- digging
- excavating
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/10—Wheeled apparatus for emptying sewers or cesspools
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
- E03F7/10—Wheeled apparatus for emptying sewers or cesspools
- E03F7/106—Accessories, e.g. hose support
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a water-utilizing pipeline dredging device which comprises a support, a telescopic mechanism and an excavating mechanism, wherein the support is provided with a support frame; the excavating mechanism for cleaning the sludge is arranged on the bracket through the telescopic mechanism; the excavating mechanism comprises a bottom plate, a seal box, a left excavating mechanism and a right excavating mechanism; the bottom of the bottom plate is provided with a seal box, and the upper end of the bottom plate is bilaterally and symmetrically provided with a left digging mechanism and a right digging mechanism which have the same structure; the left excavating mechanism comprises a left rotating shaft and a left belt, and the right excavating mechanism comprises a right rotating shaft and a right belt. The dredging device for the water utilization pipeline can transport the sludge in the deep part of the pipeline to the outside by arranging the excavating mechanism, thereby facilitating dredging of the pipeline and having good dredging effect; through setting up telescopic machanism, can be convenient for transport pipeline depths with excavating mechanism to be convenient for carry out the desilting to the pipeline of the different degree of depth.
Description
Technical Field
The invention relates to the field of water conservancy, in particular to dredging equipment for a water utilization pipeline.
Background
When the outside rains, rainwater can bring dust, soil and the like on the road surface to flow into the pipeline, and a large amount of sludge can be accumulated in the pipeline after the rainwater goes on for a long time. In order to make the pipelines usable normally, the pipelines are often periodically dredged. Most of the existing dredging devices soften the sludge in a rotating mode and then dredge the pipeline. When the mode is adopted for dredging, the sludge in the pipeline cannot be transported out frequently, so that the dredging efficiency is low.
Disclosure of Invention
The invention aims to provide a water utilization pipeline dredging device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a dredging device for a water-utilizing pipeline comprises a bracket, a telescopic mechanism and an excavating mechanism; the excavating mechanism for cleaning the sludge is arranged on the bracket through the telescopic mechanism; the excavating mechanism comprises a bottom plate, a seal box, a left excavating mechanism and a right excavating mechanism; the bottom of the bottom plate is provided with a seal box, and the upper end of the bottom plate is bilaterally and symmetrically provided with a left digging mechanism and a right digging mechanism which have the same structure; the left excavating mechanism comprises a left rotating shaft and a left belt, and the right excavating mechanism comprises a right rotating shaft and a right belt; a fixed plate is fixed at the front end of the bottom plate, and a plurality of fixed sub-plates are symmetrically fixed on the left side and the right side of the fixed plate at equal intervals; the fixed branch plates on the right side are respectively provided with a right rotating shaft in a rotating way, and the right side of the upper end of the bottom plate is also provided with a right rotating shaft in a rotating way; the outer sides of the right rotating shafts are provided with right belts in a fitting manner; a plurality of digging claws for digging the sludge are arranged on the right belt and the left belt at equal intervals, and the digging claws of the right belt and the digging claws of the left belt are arranged in a crossed manner; the digging claw comprises a longitudinal rod and a transverse digging rod; the longitudinal rod is fixed on the right belt, and a plurality of transverse digging rods for digging the sludge are equidistantly fixed on the longitudinal rod; and a driving mechanism for driving the right rotating shaft to rotate clockwise and the left rotating shaft to rotate anticlockwise is further arranged in the sealing box.
As a further scheme of the invention: the driving mechanism comprises an excavating motor, a driving rotating shaft, a driven rotating shaft, a driving gear and a driven gear; the excavating motor is fixed in the seal box, and the rotating end of the excavating motor is connected with one end of the driving rotating shaft; a driving gear is fixed on the driving rotating shaft; a driven gear which has the same structure as the driving gear and is meshed with the driving gear is fixed on the driven rotating shaft; the driven rotating shaft is rotatably arranged in the sealed box; and the bottom ends of the right rotating shaft and the left rotating shaft on the bottom plate sequentially rotate to penetrate through the upper ends of the bottom plate and the seal box and are respectively connected with the other end of the driving rotating shaft and one end of the driven rotating shaft.
As a still further scheme of the invention: l-shaped fixed rods are fixed on the two fixed sub-plates close to the bottom plate; and a plurality of sludge unloading rods matched with the digging claws are fixed on the inner sides of the L-shaped fixed rods at equal intervals.
As a still further scheme of the invention: a sliding rod is fixed on the bottom plate; the sliding rod is arranged on the supporting plate in a sliding mode, and the supporting plate is fixed on the bracket; the telescopic mechanism comprises an upper left telescopic rod, an upper right telescopic rod, a lower right telescopic rod and a lower left telescopic rod; the bottom end of the sliding rod is hinged with one end of the upper left telescopic rod and one end of the upper right telescopic rod respectively; the other ends of the left upper telescopic rod and the right upper telescopic rod are respectively hinged with one ends of the right lower telescopic rod and the left lower telescopic rod; the center parts of the right lower telescopic rod and the left lower telescopic rod are hinged with each other, and the other ends of the right lower telescopic rod and the left lower telescopic rod are hinged on the right sleeve and the left sleeve respectively; and the bracket is also provided with a pushing mechanism for driving the right sleeve and the left sleeve to approach and depart from each other.
As a still further scheme of the invention: the pushing mechanism comprises a rotating screw rod and a driving motor; the driving motor is fixed on the outer side of the bracket, and the rotating end of the driving motor rotatably penetrates through the side wall of the bracket and is connected with one end of a rotating screw rod rotatably arranged in the bracket; the left side and the right side of the rotating screw rod are symmetrically provided with threaded sliding grooves; the left and right thread sliding grooves of the rotary screw rod are respectively matched with the left sleeve and the right sleeve.
As a still further scheme of the invention: the lower ends of the left sleeve and the right sleeve are arranged in sliding grooves formed in the inner portion of the support in a sliding mode.
As a still further scheme of the invention: and one side of the bracket is also provided with a control button for controlling the driving motor and the excavating motor to work.
Compared with the prior art, the invention has the beneficial effects that: by arranging the excavating mechanism, the sludge in the deep part of the pipeline can be transported to the outside, so that the pipeline is convenient to desilt, and the desilting effect is good; through setting up telescopic machanism, can be convenient for transport pipeline depths with excavating mechanism to be convenient for carry out the desilting to the pipeline of the different degree of depth.
Drawings
Fig. 1 is a schematic structural diagram of a water-utilizing pipeline dredging device.
Fig. 2 is a schematic structural diagram of an excavating mechanism in the water pipe dredging equipment.
Fig. 3 is a schematic front view of a digging mechanism in the water utilizing pipe dredging apparatus.
FIG. 4 is a schematic view of the construction of a claw in the dredging apparatus for water pipes.
In the figure: 1-bottom plate, 2-seal box, 3-digging motor, 4-driving rotating shaft, 5-driving gear, 6-driven gear, 7-right rotating shaft, 8-left rotating shaft, 9-fixing plate, 10-fixing split plate, 11-right belt, 12-left belt, 13-digging claw, 14-longitudinal rod, 15-transverse digging rod, 16-L-shaped fixing rod, 17-sludge unloading rod, 18-bracket, 19-supporting plate, 20-sliding rod, 21-left upper telescopic rod, 22-right upper telescopic rod, 23-right lower telescopic rod, 24-left lower telescopic rod, 25-rotating screw rod, 26-left sleeve, 27-right sleeve and 28-driving motor.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-4, the present embodiment provides a dredging apparatus for water pipes, which includes a support 18, a telescoping mechanism and an excavating mechanism; the digging mechanism for cleaning the sludge is arranged on the bracket 18 through a telescopic mechanism; the excavating mechanism comprises a bottom plate 1, a seal box 2, a left excavating mechanism and a right excavating mechanism; the bottom of the bottom plate 1 is provided with a seal box 2, and the upper end of the bottom plate is bilaterally and symmetrically provided with a left digging mechanism and a right digging mechanism which have the same structure; the left excavating mechanism comprises a left rotating shaft 8 and a left belt 12, and the right excavating mechanism comprises a right rotating shaft 7 and a right belt 11; a fixed plate 9 is fixed at the front end of the bottom plate 1, and a plurality of fixed sub-plates 10 are symmetrically fixed on the left side and the right side of the fixed plate 9 at equal intervals; the right rotating shafts 7 are rotatably arranged on the fixed branch plates 10 on the right side, and the right rotating shafts 7 are also rotatably arranged on the right side of the upper end of the bottom plate 1; a right belt 11 is attached to the outer sides of the right rotating shafts 7; a plurality of digging claws 13 for digging the sludge are arranged on the right belt 11 and the left belt 12 at equal intervals, and the digging claws 13 of the right belt 11 and the digging claws 13 of the left belt 12 are arranged in a crossed manner; the claw 13 comprises a longitudinal rod 14 and a transverse digging rod 15; the longitudinal rod 14 is fixed on the right belt 11, and a plurality of transverse digging rods 15 for digging the sludge are fixed on the longitudinal rod 14 at equal intervals; a driving mechanism for driving the right rotating shaft 7 to rotate clockwise and the left rotating shaft 8 to rotate anticlockwise is further arranged in the seal box 2; set up like this, when actuating mechanism drive right axis of rotation 7 clockwise rotation and the 8 anticlockwise rotations of left axis of rotation, drive right belt 11 clockwise rotation this moment, left belt 12 anticlockwise rotation to drive and dig claw 13 from inside-out motion on two belts, thereby can excavate silt, and the silt of excavating can be along with the motion of two belts, transports the rear end from the front end of two belts.
The driving mechanism comprises an excavating motor 3, a driving rotating shaft 4, a driven rotating shaft, a driving gear 5 and a driven gear 6; the excavating motor 3 is fixed in the seal box 2, and the rotating end of the excavating motor is connected with one end of the driving rotating shaft 4; a driving gear 5 is fixed on the driving rotating shaft 4; a driven gear 6 which has the same structure as the driving gear 5 and is meshed with the driving gear is fixed on a driven rotating shaft; the driven rotating shaft is rotatably arranged in the seal box 2; the bottom ends of a right rotating shaft 7 and a left rotating shaft 8 which are positioned on the bottom plate 1 sequentially rotate to penetrate through the bottom plate 1 and the upper end of the seal box 2 and are respectively connected with the other end of the driving rotating shaft 4 and one end of the driven rotating shaft; set up like this, when the work of excavation motor 3, drive 4 clockwise rotations of initiative axis of rotation to drive 5 clockwise rotations of driving gear, 6 anticlockwise rotations of driven gear this moment, and both rotational speeds are the same, thereby drive 7 clockwise rotations of right axis of rotation and 8 anticlockwise rotations of left axis of rotation.
In order to prevent the sludge adhered to the claw 13 from falling off and causing the sludge to rotate with the rotation of the claw 13, L-shaped fixing rods 16 are fixed to both of the fixing branch plates 10 adjacent to the base plate 1; a plurality of sludge discharging rods 17 matched with the digging claws 13 are fixed on the inner sides of the L-shaped fixing rods 16 at equal intervals; set up like this, through unloading silt pole 17, can will glue under the silt clearance of digging claw 13 to pile up in the below of bottom plate 1, thereby be convenient for the staff with the silt clean up of these transports.
A sliding rod 20 is fixed on the bottom plate 1; the sliding rod 20 is arranged on the supporting plate 19 in a sliding manner, and the supporting plate 19 is fixed on the bracket 18; the telescopic mechanism comprises an upper left telescopic rod 21, an upper right telescopic rod 22, a lower right telescopic rod 23 and a lower left telescopic rod 24; the bottom end of the sliding rod 20 is hinged with one end of a left upper telescopic rod 21 and one end of a right upper telescopic rod 22 respectively; the other ends of the left upper telescopic rod 21 and the right upper telescopic rod 22 are respectively hinged with one ends of a right lower telescopic rod 23 and a left lower telescopic rod 24; the center parts of the right lower telescopic rod 23 and the left lower telescopic rod 24 are hinged with each other, and the other ends of the right lower telescopic rod 23 and the left lower telescopic rod 24 are respectively hinged on a right sleeve 27 and a left sleeve 26; the bracket 18 is also provided with a pushing mechanism for driving the right sleeve 27 and the left sleeve 26 to move toward and away from each other. Set up like this, when pushing mechanism promotes right sleeve 27 and left sleeve 26 and is close to each other to drive telescopic link 23 and the swing up of telescopic link 24 down in the right side, upper left telescopic link 21, the upper right telescopic link 22 also swing up this moment, thereby can promote slide bar 20 and slide along backup pad 19 forward, thereby make excavating mechanism can go deep into the pipeline, thereby clear up the silt of pipeline depths.
The pushing mechanism comprises a rotating screw rod 25 and a driving motor 28; the driving motor 28 is fixed on the outer side of the bracket 18, and the rotating end of the driving motor rotates to penetrate through the side wall of the bracket 18 and is connected with one end of a rotating screw rod 25 which is rotatably arranged in the bracket 18; the left side and the right side of the rotating screw rod 25 are symmetrically provided with threaded sliding grooves; the left and right thread sliding grooves of the rotating screw rod 25 are respectively matched with a left sleeve 26 and a right sleeve 27; this is arranged so that, when the drive motor 28 is operated, the rotary screw 25 is rotated, thereby enabling the right sleeve 27 and the left sleeve 26 to be moved toward and away from each other.
The working principle of the embodiment is as follows: when the work of excavation motor 3, drive 4 clockwise rotations of initiative axis of rotation, thereby drive 5 clockwise rotations of driving gear, 6 anticlockwise rotations of driven gear this moment, and both rotational speeds are the same, thereby drive 7 clockwise rotations of right axis of rotation and 8 anticlockwise rotations of left axis of rotation, drive 11 clockwise rotations of right belt this moment, 12 anticlockwise rotations of left side belt, thereby drive claw 13 on two belts and move from inside to outside, thereby can excavate silt, and the silt of excavation can be along with the motion of two belts, the front end from two belts is transported to the rear end.
After driving motor 28 worked, drive and rotate lead screw 25 and rotate to can make right sleeve 27 and left sleeve 26 be close to each other and keep away from, thereby drive telescopic link 23 and the lower telescopic link 24 upswing of a left side, upper left telescopic link 21, the upper right telescopic link 22 also upswing this moment, thereby can promote slide bar 20 and slide along backup pad 19 forward, thereby make the mechanism of digging can go deep into the pipeline, thereby clear up the silt of pipeline depths.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to make the left sleeve 26 and the right sleeve 27 more stable during movement, the lower ends of the left sleeve 26 and the right sleeve 27 are slidably disposed in sliding grooves formed in the inner portion of the bracket 18.
In order to control the operation of the two motors, a control button for controlling the operation of the driving motor 28 and the excavating motor 3 is further provided on one side of the bracket 18.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. A water pipe dredging device comprises a bracket (18), a telescopic mechanism and an excavating mechanism; the digging mechanism for cleaning the sludge is arranged on the bracket (18) through a telescopic mechanism; the mining machine is characterized in that the excavating mechanism comprises a bottom plate (1), a seal box (2), a left excavating mechanism and a right excavating mechanism; the bottom of the bottom plate (1) is provided with a seal box (2), and the upper end of the bottom plate is bilaterally symmetrically provided with a left digging mechanism and a right digging mechanism which have the same structure; the left excavating mechanism comprises a left rotating shaft (8) and a left belt (12), and the right excavating mechanism comprises a right rotating shaft (7) and a right belt (11); a fixed plate (9) is fixed at the front end of the bottom plate (1), and a plurality of fixed sub-plates (10) are symmetrically fixed on the left side and the right side of the fixed plate (9) at equal intervals; the fixed sub-plates (10) on the right side are respectively provided with a right rotating shaft (7) in a rotating way, and the right side of the upper end of the bottom plate (1) is also provided with a right rotating shaft (7) in a rotating way; the outer sides of the right rotating shafts (7) are provided with right belts (11) in a fitting manner; a plurality of digging claws (13) used for digging the sludge are arranged on the right belt (11) and the left belt (12) at equal intervals, and the digging claws (13) of the right belt (11) and the left belt (12) are arranged in a crossed manner; the digging claw (13) comprises a longitudinal rod (14) and a transverse digging rod (15); the longitudinal rod (14) is fixed on the right belt (11), and a plurality of transverse digging rods (15) for digging the sludge are equidistantly fixed on the longitudinal rod (14); a driving mechanism for driving the right rotating shaft (7) to rotate clockwise and the left rotating shaft (8) to rotate anticlockwise is further arranged in the seal box (2); the driving mechanism comprises an excavating motor (3), a driving rotating shaft (4), a driven rotating shaft, a driving gear (5) and a driven gear (6); the excavating motor (3) is fixed in the seal box (2), and the rotating end of the excavating motor is connected with one end of the driving rotating shaft (4); a driving gear (5) is fixed on the driving rotating shaft (4); a driven gear (6) which has the same structure as the driving gear (5) and is meshed with the driving gear is fixed on the driven rotating shaft; the driven rotating shaft is rotatably arranged in the seal box (2); the bottom ends of a right rotating shaft (7) and a left rotating shaft (8) which are positioned on the bottom plate (1) sequentially rotate to penetrate through the bottom plate (1) and the upper end of the seal box (2), and are respectively connected with the other end of the driving rotating shaft (4) and one end of the driven rotating shaft; l-shaped fixed rods (16) are fixed on the two fixed sub-plates (10) close to the bottom plate (1); a plurality of sludge discharging rods (17) matched with the digging claws (13) are fixed on the inner sides of the L-shaped fixing rods (16) at equal intervals; a sliding rod (20) is fixed on the bottom plate (1); the sliding rod (20) is arranged on the supporting plate (19) in a sliding mode, and the supporting plate (19) is fixed on the support (18); the telescopic mechanism comprises an upper left telescopic rod (21), an upper right telescopic rod (22), a lower right telescopic rod (23) and a lower left telescopic rod (24); the bottom end of the sliding rod (20) is hinged with one end of a left upper telescopic rod (21) and one end of a right upper telescopic rod (22) respectively; the other ends of the left upper telescopic rod (21) and the right upper telescopic rod (22) are respectively hinged with one ends of the right lower telescopic rod (23) and the left lower telescopic rod (24); the center parts of the right lower telescopic rod (23) and the left lower telescopic rod (24) are hinged with each other, and the other ends of the right lower telescopic rod (23) and the left lower telescopic rod (24) are hinged on the right sleeve (27) and the left sleeve (26) respectively; the bracket (18) is also provided with a pushing mechanism for driving the right sleeve (27) and the left sleeve (26) to approach and depart from each other.
2. The water pipe dredging apparatus according to claim 1, wherein the pushing mechanism comprises a rotary screw rod (25) and a driving motor (28); the driving motor (28) is fixed on the outer side of the bracket (18), and the rotating end of the driving motor rotatably penetrates through the side wall of the bracket (18) and is connected with one end of a rotating screw rod (25) rotatably arranged in the bracket (18); the left side and the right side of the rotating screw rod (25) are symmetrically provided with threaded sliding grooves; the left and right thread sliding grooves of the rotary screw rod (25) are respectively matched with the left sleeve (26) and the right sleeve (27).
3. The water pipe dredging device according to claim 2, wherein the lower ends of the left sleeve (26) and the right sleeve (27) are slidably arranged in a chute formed in the support (18).
4. The water pipe dredging device according to claim 2, wherein a control button for controlling the operation of the driving motor (28) and the excavating motor (3) is further provided at one side of the bracket (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429739.XA CN111576606B (en) | 2020-05-20 | 2020-05-20 | Water conservancy pipeline desilting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010429739.XA CN111576606B (en) | 2020-05-20 | 2020-05-20 | Water conservancy pipeline desilting equipment |
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| Publication Number | Publication Date |
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| CN111576606A CN111576606A (en) | 2020-08-25 |
| CN111576606B true CN111576606B (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010429739.XA Active CN111576606B (en) | 2020-05-20 | 2020-05-20 | Water conservancy pipeline desilting equipment |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003003513A (en) * | 2001-06-25 | 2003-01-08 | Kobelco Contstruction Machinery Ltd | Device and method for excavating groove for constructing continuous wall |
| CN202187375U (en) * | 2011-07-18 | 2012-04-11 | 李凯银 | Overturned trench excavator |
| CN204590127U (en) * | 2015-04-03 | 2015-08-26 | 广东梅雁吉祥水电股份有限公司 | A kind of dredging device for water conservancy projects |
| CN204626491U (en) * | 2015-01-22 | 2015-09-09 | 张海锋 | A kind of desilting instrument |
| CN207615354U (en) * | 2017-11-27 | 2018-07-17 | 郭忠平 | A kind of device of automatic sorting rubbish |
| CN108487442A (en) * | 2018-03-21 | 2018-09-04 | 李熙群 | A kind of rubbish for municipal sewer cleaning removes equipment |
| CN208803509U (en) * | 2018-08-10 | 2019-04-30 | 精佳建设工程集团有限公司 | A kind of water conservancy construction high-efficient dredging equipment |
-
2020
- 2020-05-20 CN CN202010429739.XA patent/CN111576606B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003003513A (en) * | 2001-06-25 | 2003-01-08 | Kobelco Contstruction Machinery Ltd | Device and method for excavating groove for constructing continuous wall |
| CN202187375U (en) * | 2011-07-18 | 2012-04-11 | 李凯银 | Overturned trench excavator |
| CN204626491U (en) * | 2015-01-22 | 2015-09-09 | 张海锋 | A kind of desilting instrument |
| CN204590127U (en) * | 2015-04-03 | 2015-08-26 | 广东梅雁吉祥水电股份有限公司 | A kind of dredging device for water conservancy projects |
| CN207615354U (en) * | 2017-11-27 | 2018-07-17 | 郭忠平 | A kind of device of automatic sorting rubbish |
| CN108487442A (en) * | 2018-03-21 | 2018-09-04 | 李熙群 | A kind of rubbish for municipal sewer cleaning removes equipment |
| CN208803509U (en) * | 2018-08-10 | 2019-04-30 | 精佳建设工程集团有限公司 | A kind of water conservancy construction high-efficient dredging equipment |
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| CN111576606A (en) | 2020-08-25 |
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Effective date of registration: 20210322 Address after: 750001 No.43 Xiqiao lane, Jiefang West Street, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Applicant after: Ningxia Haosheng Weiye Construction Engineering Co.,Ltd. Address before: 313000 No.8, Yinshan natural village, Henglu village, Tianhuangping Town, Anji County, Huzhou City, Zhejiang Province Applicant before: Gao Caizhen |
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