CN113322911B - Sluice device that opens ice for hydraulic engineering - Google Patents
Sluice device that opens ice for hydraulic engineering Download PDFInfo
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- CN113322911B CN113322911B CN202110576205.4A CN202110576205A CN113322911B CN 113322911 B CN113322911 B CN 113322911B CN 202110576205 A CN202110576205 A CN 202110576205A CN 113322911 B CN113322911 B CN 113322911B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
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- 230000002457 bidirectional effect Effects 0.000 description 4
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/02—Cleaning or keeping clear the surface of open water; Apparatus therefor from ice otherwise than according to E02B1/003
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Abstract
The invention provides a sluice ice breaking device for hydraulic engineering, and relates to the field of hydraulic engineering. This sluice device that opens ice for hydraulic engineering, including the carriage, the quantity of carriage is two, and the inside of carriage is provided with two-way screw shaft, and both ends rotate respectively around the two-way screw shaft and run through the both sides inner wall around the carriage, and the equal screw thread in both ends runs through there is the slider around the two-way screw shaft, and the slider slides and pegs graft in the inside of carriage, and the bottom surface fixedly connected with splint of slider are provided with two connection structure between two carriages, both ends respectively with two carriage fixed connection about two connection structure, and connection structure's below is provided with the installing frame. This sluice device that opens ice for hydraulic engineering through setting up icebreaking board, montant, roof and installing frame, has reached icebreaking board and has promoted the ice surface downwards and push away the effect of wearing with the ice surface, has solved when the temperature is lower, and the frozen surface of water influences the problem that the gate reciprocated.
Description
Technical Field
The invention relates to the field of hydraulic engineering, in particular to a sluice ice breaking device for hydraulic engineering.
Background
Hydraulic engineering is an engineering which is built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harmful substances and benefiting benefits. Water is a valuable resource essential for human production and life, but the naturally-occurring state of water does not completely meet the needs of human beings. Only when hydraulic engineering is built, water flow can be controlled, flood disasters are prevented, and water quantity is adjusted and distributed to meet the requirements of people on water resources in life and production. Hydraulic engineering needs to build various types of hydraulic structures such as dams, dikes, spillways, water gates, water inlets, channels, transition tanks, rafts, fishways and the like to achieve the aims.
The gate is a control facility for closing and opening the drainage (tapping) passage. The gate can be used to intercept rivers, control the water level, adjust flow, discharge silt and floater etc. when the temperature was lower in the north, the phenomenon that the water conservancy gate both sides surface of water can produce to freeze influences the gate and reciprocates, makes the unable normal opening of gate, consequently provides a water gate device that opens ice for hydraulic engineering.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a water gate ice breaking device for hydraulic engineering, which solves the problem that the frozen water surface influences the up-and-down movement of a gate when the temperature is low.
In order to realize the purpose, the invention is realized by the following technical scheme: a sluice ice breaking device for hydraulic engineering comprises two support frames, wherein two bidirectional threaded shafts are arranged inside the support frames, the front ends and the rear ends of the bidirectional threaded shafts respectively rotate to penetrate through the inner walls of the front side and the rear side of the support frames, sliders are arranged at the front ends and the rear ends of the bidirectional threaded shafts in a threaded penetrating manner, the sliders are inserted into the support frames in a sliding manner, clamping plates are fixedly connected to the bottom surfaces of the sliders, two connecting structures are arranged between the two support frames, the left ends and the right ends of the two connecting structures are fixedly connected with the two support frames respectively, a mounting frame is arranged below the connecting structures, four vertical rods are fixedly connected to the upper surfaces of the mounting frames, the upper ends of the vertical rods slidably penetrate through the bottom surfaces of the connecting structures, a top plate is arranged above the connecting structures, hydraulic cylinders are fixedly connected to the bottom surfaces of the top plate, the bottom surfaces of the hydraulic cylinders are fixedly connected to the upper surfaces of the connecting structures, and the upper ends of the vertical rods are fixedly connected to the bottom surface of the top plate, an ice breaking plate is arranged below the mounting frame, the upper surface of the ice breaking plate is fixedly connected with two connecting springs, and the upper ends of the connecting springs are fixedly connected with the bottom surface of the mounting frame.
The upper surface of the ice breaking plate is fixedly connected with two fixing frames, a rotating shaft is arranged in each mounting frame, the upper ends of the fixing frames are rotatably sleeved on the outer surface of the rotating shaft, a hollow gear is rotatably sleeved in the middle of the rotating shaft, corner blocks are arranged in the hollow gear, one side, far away from the rotating shaft, of each corner block is fixedly connected with a connecting telescopic rod, one end, far away from the corner blocks, of each connecting telescopic rod is fixedly connected with the inner wall of the hollow gear, one end, far away from the connecting telescopic rod, of each corner block is slidably inserted into the outer surface of the rotating shaft, arc-shaped corner wheels are fixedly sleeved at the left end and the right end of each rotating shaft and are located in the mounting frames, a transmission frame is arranged between each mounting frame and each connecting structure and is located above each arc-shaped corner wheel, a toothed plate is meshed with the back surface of each hollow gear, the lower end of each toothed plate is fixedly connected with the inner wall of the mounting frames, U-shaped frames are fixedly connected to the bottom surfaces of the transmission frames, and the arc-shaped corner wheels are located on the inner walls of the U-shaped frames, the bottom surface of driving frame is located the equal fixedly connected with pulling telescopic link of the left and right sides of U-shaped frame, and the lower extreme of pulling telescopic link is connected with the last fixed surface of broken ice sheet, and the installing frame cup joints at the surface of pulling telescopic link, and the three hammering piece of bottom surface fixedly connected with of U-shaped frame, hammering piece are located the top of broken ice sheet.
Preferably, connection structure includes two perforated plates and backup pad, and the one end that two perforated plates kept away from each other respectively with two carriage fixed connection, the one end that two perforated plates are close to each other slides respectively and pegs graft both ends about the backup pad, and the equal screw thread in both ends runs through has the shank of bolt about the upper surface of backup pad, and two perforated plates cup joint the surface at two shanks of bolt respectively, and the backup pad cup joints the surface at the montant, the upper surface of backup pad and the bottom surface fixed connection of pneumatic cylinder.
Preferably, the top of arc-shaped corner wheel is provided with the gyro wheel, and the gyro wheel is articulated with the bottom surface of driving frame.
Preferably, the bottom surface of the ice breaking plate is fixedly connected with a plurality of spikes, and the ice breaking plate is arranged in parallel with the mounting frame.
Preferably, the connecting spring is internally provided with an inserting rod, the upper end of the inserting rod penetrates through the bottom surface of the mounting frame in a sliding mode, and the lower end of the inserting rod is fixedly connected with the upper surface of the ice breaking plate.
Preferably, the number of the angle blocks is eight, and the eight angle blocks are uniformly distributed in the axial circumferential array of the rotating shaft.
Compared with the prior art, the invention has the following beneficial effects:
1. this sluice device that opens ice for hydraulic engineering, through setting up the board that opens ice, the montant, roof and installing frame, when needs deicing, drive roof lapse through the pneumatic cylinder, then drive the installing frame lapse through the montant, the board that opens ice and the synchronous lapse of installing frame when just beginning, after the board that opens ice contacts with the ice surface, when the installing frame continues lapse, the installing frame promotes the compression of coupling spring, the thrust is constantly applyed to the board that opens ice to the compressed coupling spring, the effect that the board that opens ice promoted the ice surface downwards and pushes away the ice surface is reached, when the temperature is lower, the frozen surface of water influences the problem that the gate reciprocated.
2. This sluice device that opens ice for hydraulic engineering, through setting up hollow gear, the hornblock, connect the telescopic link, pulling telescopic link and hammering piece, after the contact of broken ice sheet and ice surface, when the installing frame continues downstream, the installing frame is close to each other with broken ice sheet, hollow gear rotates with the pinion rack meshing, hollow gear passes through the hornblock and drives the pivot rotation, then make the arc horn gear rotate, the gyro wheel contacts with the arc horn gear under the pulling of pulling telescopic link, the arc horn gear makes the transmission frame reciprocate when rotating, then make the constantly hammering of hammering piece open ice sheet, make the state that opens ice sheet receiving the hammering under more easily punch through the ice surface.
3. This sluice device that opens ice for hydraulic engineering, through setting up connection structure, it is downthehole that the porous plate is pegged graft to rotate the shank of bolt when the installation, peg graft the shank of bolt in the sky of porous plate difference according to the needs of difference to adjust the distance between two carriage.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the connection between the slider and the support frame according to the present invention;
FIG. 3 is a schematic view of the connection of the hydraulic cylinder and the top plate of the present invention;
FIG. 4 is a schematic view of the gear and toothed plate connection of the present invention;
fig. 5 is a schematic view of the internal structure of the hollow gear of the present invention.
The device comprises a supporting frame 1, a connecting structure 2, a porous plate 201, a supporting plate 202, a bolt rod 203, a bidirectional threaded shaft 3, a sliding block 4, a clamping plate 5, a mounting frame 6, a vertical rod 7, a top plate 8, a hydraulic cylinder 9, an ice breaking plate 10, a connecting spring 11, a fixing frame 12, a rotating shaft 13, a hollow gear 14, a corner block 15, a connecting telescopic rod 16, an arc-shaped corner wheel 17, a transmission frame 18, a toothed plate 19, a U-shaped frame 20, a pulling telescopic rod 21, a hammering block 22, a roller 23, a nailing spike 24 and a splicing rod 25.
Detailed Description
As shown in fig. 1-5, a sluice device that opens ice for hydraulic engineering, including carriage 1, carriage 1's quantity is two, carriage 1's inside is provided with two-way screw shaft 3, two-way screw shaft 3 rotates respectively in both sides inner wall around running through carriage 1 in both sides around both ends, the equal screw thread of both ends runs through slider 4 around two-way screw shaft 3, slider 4 slides and pegs graft in carriage 1's inside, the bottom surface fixedly connected with splint 5 of slider 4, splint 5's shape is the L shape, when two-way screw shaft 3 forward rotates, slider 4 is close to each other through meshing with two-way screw shaft 3, drive both sides splint 5 and sluice frame together fixed, fix the device and sluice together.
Be provided with two connection structure 2 between two carriage 1, both ends respectively with two carriage 1 fixed connection about two connection structure 2, connection structure 2's below is provided with installing frame 6, four montants 7 of last fixed surface of installing frame 6, the upper end of montant 7 slides the bottom surface that runs through connection structure 2, connection structure 2's top is provided with roof 8, roof 8's bottom surface fixedly connected with pneumatic cylinder 9, the bottom surface of pneumatic cylinder 9 and connection structure 2's last fixed surface are connected, the upper end of montant 7 and the bottom surface fixed connection of roof 8, the below of installing frame 6 is provided with icebreaking plate 10, icebreaking plate 10's bottom surface fixedly connected with a plurality of spike 24, icebreaking plate 10 and installing frame 6 parallel arrangement, spike 24 improves icebreaking plate 10 icebreaking's efficiency, make icebreaking plate 10 puncture the ice surface more easily.
The upper surface of the ice breaking plate 10 is fixedly connected with two connecting springs 11, the upper ends of the connecting springs 11 are fixedly connected with the bottom surface of the mounting frame 6, inserting rods 25 are arranged inside the connecting springs 11, the upper ends of the inserting rods 25 penetrate through the bottom surface of the mounting frame 6 in a sliding mode, the lower ends of the inserting rods 25 are fixedly connected with the upper surface of the ice breaking plate 10, the inserting rods 25 enable the ice breaking plate 10 and the mounting frame 6 to move relatively, dislocation cannot occur, and meanwhile the connecting springs 11 are guaranteed to be in a compression state in an initial state.
Two fixed frame 12 of last fixed surface of broken ice board 10 are connected with, the inside of installing frame 6 is provided with pivot 13, the upper end of fixed frame 12 is rotated and is cup jointed at the surface of pivot 13, hollow gear 14 has been cup jointed in the rotation of the middle part of pivot 13, hollow gear 14's inside is provided with hornblock 15, the quantity of hornblock 15 is eight, eight hornblock 15 are with the axis circumference array evenly distributed of pivot 13, one side fixedly connected with that pivot 13 was kept away from to hornblock 15 connects telescopic link 16, it promotes the meshing of hornblock 15 and pivot 13 to connect telescopic link 16, make hollow gear 14 only have the rotation of a direction can drive pivot 13 to rotate, when hollow gear 14 antiport, hollow gear 14 can not drive pivot 13 and rotate.
Connect the telescopic link 16 and keep away from the one end of hornblock 15 and hollow gear 14's inner wall fixed connection, the one end slip grafting at pivot 13 of connecting telescopic link 16 is kept away from to hornblock 15, pivot 13 about both ends all fixed cover connect arc horn pulley 17, arc horn pulley 17 is located the inside of installing frame 6, be provided with driving frame 18 between installing frame 6 and the connection structure 2, driving frame 18 is located the top of arc horn pulley 17, the top of arc horn pulley 17 is provided with gyro wheel 23, gyro wheel 23 is articulated with the bottom surface of driving frame 18, gyro wheel 23 makes driving frame 18 and arc horn pulley 17 activity smooth.
The back meshing of hollow gear 14 has pinion rack 19, pinion rack 19's lower extreme and installing frame 6's inner wall fixed connection, the bottom surface fixedly connected with U-shaped frame 20 of driving frame 18, arc horn ring 17 is located the inner wall of U-shaped frame 20, the bottom surface of driving frame 18 is located the equal fixedly connected with pulling telescopic link 21 in the left and right sides of U-shaped frame 20, the lower extreme of pulling telescopic link 21 and the last fixed surface of broken ice plate 10 are connected, installing frame 6 cup joints the surface at pulling telescopic link 21, the three hammering piece of bottom surface fixedly connected with 22 of U-shaped frame 20, hammering piece 22 is located the top of broken ice plate 10.
When the ice breaking device is used, when ice needs to be removed, the hydraulic cylinder 9 drives the top plate 8 to move downwards, then the vertical rod 7 drives the mounting frame 6 to move downwards, the ice breaking plate 10 and the mounting frame 6 synchronously move downwards at the beginning, after the ice breaking plate 10 is contacted with an ice surface, when the mounting frame 6 continues to move downwards, the mounting frame 6 pushes the connecting spring 11 to compress, the mounting frame 6 and the ice breaking plate 10 are close to each other, the hollow gear 14 is meshed with the toothed plate 19 to rotate, the hollow gear 14 drives the rotating shaft 13 to rotate through the corner block 15, then the arc-shaped corner wheel 17 rotates, the roller 23 is pulled by the pulling telescopic rod 21 to contact with the arc-shaped corner wheel 17, the arc-shaped corner wheel 17 enables the driving frame 18 to move upwards and downwards when rotating, then the hammering block 22 is enabled to hammer the ice breaking plate 10 without breaking, meanwhile, the compressed connecting spring 11 applies a pushing force to the ice breaking plate 10 which is subjected to the hammering of the hammering block 22 and the connecting spring 11 to break the ice surface, make the gate normally reciprocate, when installing frame 6 and the board 10 that opens ice kept away from each other, hollow gear 14 antiport connects telescopic link 16 this moment and takes place to stretch out and draw back, makes hollow gear 14 idle running to can not make arc horn ring 17 because the reversal takes place the dead phenomenon of card with transmission frame 18.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a sluice device that opens ice for hydraulic engineering, includes carriage (1), its characterized in that: the number of the supporting frames (1) is two, two-way threaded shafts (3) are arranged inside the supporting frames (1), the front ends and the rear ends of the two-way threaded shafts (3) are respectively rotated to penetrate through the inner walls of the front side and the rear side of the supporting frames (1), sliders (4) are respectively threaded through the front ends and the rear ends of the two-way threaded shafts (3), the sliders (4) are inserted into the supporting frames (1) in a sliding mode, clamping plates (5) are fixedly connected to the bottom surfaces of the sliders (4), two connecting structures (2) are arranged between the two supporting frames (1), the left ends and the right ends of the two connecting structures (2) are respectively fixedly connected with the two supporting frames (1), an installing frame (6) is arranged below the connecting structures (2), four vertical rods (7) are fixedly connected to the upper surface of the installing frame (6), the upper ends of the vertical rods (7) slidably penetrate through the bottom surfaces of the connecting structures (2), and a top plate (8) is arranged above the connecting structures (2), the bottom surface of the top plate (8) is fixedly connected with a hydraulic cylinder (9), the bottom surface of the hydraulic cylinder (9) is fixedly connected with the upper surface of the connecting structure (2), the upper end of the vertical rod (7) is fixedly connected with the bottom surface of the top plate (8), an ice breaking plate (10) is arranged below the mounting frame (6), the upper surface of the ice breaking plate (10) is fixedly connected with two connecting springs (11), and the upper ends of the connecting springs (11) are fixedly connected with the bottom surface of the mounting frame (6);
The upper surface of the ice breaking plate (10) is fixedly connected with two fixing frames (12), a rotating shaft (13) is arranged inside the mounting frame (6), the upper end of each fixing frame (12) is rotatably sleeved on the outer surface of the corresponding rotating shaft (13), a hollow gear (14) is rotatably sleeved in the middle of the corresponding rotating shaft (13), a corner block (15) is arranged inside the hollow gear (14), one surface, far away from the rotating shaft (13), of the corner block (15) is fixedly connected with a connecting telescopic rod (16), one end, far away from the corner block (15), of the connecting telescopic rod (16) is fixedly connected with the inner wall of the hollow gear (14), one end, far away from the connecting telescopic rod (16), of the corner block (15) is slidably inserted into the outer surface of the rotating shaft (13), arc-shaped corner wheels (17) are fixedly sleeved at the left end and the right end of the rotating shaft (13), the arc-shaped corner wheels (17) are located inside the mounting frame (6), a transmission frame (18) is arranged between the mounting frame (6) and the connecting structure (2), the top that driving frame (18) were located arc horn ring (17), the back meshing of hollow gear (14) has pinion rack (19), the lower extreme of pinion rack (19) and the inner wall fixed connection of installing frame (6), the bottom surface fixedly connected with U-shaped frame (20) of driving frame (18), arc horn ring (17) are located the inner wall of U-shaped frame (20), the bottom surface of driving frame (18) is located the equal fixedly connected with pulling telescopic link (21) in the left and right sides of U-shaped frame (20), the lower extreme of pulling telescopic link (21) is connected with the last fixed surface of broken ice plate (10), the surface at pulling telescopic link (21) is cup jointed in installing frame (6), the bottom surface fixedly connected with three hammering piece (22) of U-shaped frame (20), hammering piece (22) are located the top of broken ice plate (10).
2. The sluice ice breaking device for the hydraulic engineering according to claim 1, characterized in that: connection structure (2) include two perforated plates (201) and backup pad (202), the one end that two perforated plates (201) kept away from each other respectively with two carriage (1) fixed connection, the one end that two perforated plates (201) are close to each other slides respectively and pegs graft both ends about backup pad (202), both ends equal screw thread runs through shank of bolt (203) about the upper surface of backup pad (202), two perforated plates (201) cup joint the surface in two shank of bolt (203) respectively, backup pad (202) cup joint the surface in montant (7), the upper surface of backup pad (202) and the bottom surface fixed connection of pneumatic cylinder (9).
3. The sluice ice breaking device for the hydraulic engineering according to claim 1, characterized in that: and a roller (23) is arranged above the arc-shaped corner wheel (17), and the roller (23) is hinged with the bottom surface of the transmission frame (18).
4. The sluice ice breaking device for the hydraulic engineering according to claim 1, characterized in that: the bottom surface of the ice breaking plate (10) is fixedly connected with a plurality of nail spikes (24), and the ice breaking plate (10) is arranged in parallel with the mounting frame (6).
5. The sluice ice breaking device for the hydraulic engineering according to claim 1, characterized in that: an inserting rod (25) is arranged inside the connecting spring (11), the upper end of the inserting rod (25) penetrates through the bottom surface of the mounting frame (6) in a sliding mode, and the lower end of the inserting rod (25) is fixedly connected with the upper surface of the ice breaking plate (10).
6. The sluice ice breaking device for the hydraulic engineering according to claim 1, characterized in that: the number of the angle blocks (15) is eight, and the eight angle blocks (15) are uniformly distributed in an axial line circumferential array of the rotating shaft (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110576205.4A CN113322911B (en) | 2021-05-26 | 2021-05-26 | Sluice device that opens ice for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110576205.4A CN113322911B (en) | 2021-05-26 | 2021-05-26 | Sluice device that opens ice for hydraulic engineering |
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| Publication Number | Publication Date |
|---|---|
| CN113322911A CN113322911A (en) | 2021-08-31 |
| CN113322911B true CN113322911B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110576205.4A Expired - Fee Related CN113322911B (en) | 2021-05-26 | 2021-05-26 | Sluice device that opens ice for hydraulic engineering |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943449A (en) * | 2012-12-06 | 2013-02-27 | 鞍山森远路桥股份有限公司 | Icebreaking roller |
| CN108071059A (en) * | 2017-09-20 | 2018-05-25 | 方灼 | A kind of municipal works road construction tamping unit |
| CN108221881A (en) * | 2017-12-28 | 2018-06-29 | 赵桂香 | It is a kind of that there is the water conservancy gate of ice-melt and gate opening method |
| CN207567619U (en) * | 2017-11-22 | 2018-07-03 | 湖北神东建设有限公司 | A kind of architectural engineering road vibration machine |
| CN208056016U (en) * | 2018-04-11 | 2018-11-06 | 王丽珠 | Hydraulic engineering ice-breaking formula sluice |
| CN208792109U (en) * | 2018-09-06 | 2019-04-26 | 刘云香 | A kind of road and bridge construction vibration tamping unit |
| US10378167B1 (en) * | 2018-11-13 | 2019-08-13 | Wadie F. Mankarious Awad | Ice removal machine |
| CN209558031U (en) * | 2018-12-11 | 2019-10-29 | 广州新奥燃气有限公司 | A kind of efficient deicer |
-
2021
- 2021-05-26 CN CN202110576205.4A patent/CN113322911B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943449A (en) * | 2012-12-06 | 2013-02-27 | 鞍山森远路桥股份有限公司 | Icebreaking roller |
| CN108071059A (en) * | 2017-09-20 | 2018-05-25 | 方灼 | A kind of municipal works road construction tamping unit |
| CN207567619U (en) * | 2017-11-22 | 2018-07-03 | 湖北神东建设有限公司 | A kind of architectural engineering road vibration machine |
| CN108221881A (en) * | 2017-12-28 | 2018-06-29 | 赵桂香 | It is a kind of that there is the water conservancy gate of ice-melt and gate opening method |
| CN208056016U (en) * | 2018-04-11 | 2018-11-06 | 王丽珠 | Hydraulic engineering ice-breaking formula sluice |
| CN208792109U (en) * | 2018-09-06 | 2019-04-26 | 刘云香 | A kind of road and bridge construction vibration tamping unit |
| US10378167B1 (en) * | 2018-11-13 | 2019-08-13 | Wadie F. Mankarious Awad | Ice removal machine |
| CN209558031U (en) * | 2018-12-11 | 2019-10-29 | 广州新奥燃气有限公司 | A kind of efficient deicer |
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|---|---|
| CN113322911A (en) | 2021-08-31 |
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Effective date of registration: 20220607 Address after: 364000 Room 403, office building, No. 134, Lianxin South Ring West Road, Xicheng, Xinluo District, Longyan City, Fujian Province Applicant after: Fujian baidun Construction Engineering Co.,Ltd. Address before: 312500 No. 77, yangkeng, yangjiashan village, Nanxiang, Xinchang County, Shaoxing City, Zhejiang Province Applicant before: Shi Liu |
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