CN113652930A - Cement trowelling equipment for constructional engineering and use method thereof - Google Patents
Cement trowelling equipment for constructional engineering and use method thereof Download PDFInfo
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- CN113652930A CN113652930A CN202111121523.8A CN202111121523A CN113652930A CN 113652930 A CN113652930 A CN 113652930A CN 202111121523 A CN202111121523 A CN 202111121523A CN 113652930 A CN113652930 A CN 113652930A
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- 239000004568 cement Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims description 9
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330002 Bambuseae Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000011090 solid board Substances 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/22—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for consolidating or finishing laid-down unset materials
- E01C19/42—Machines for imparting a smooth finish to freshly-laid paving courses other than by rolling, tamping or vibrating
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention belongs to the technical field of cement leveling equipment, and particularly relates to cement leveling equipment for constructional engineering, which comprises a frame fixing plate, a through groove and a first T-shaped block, wherein a leveling plate is arranged at the lower end of the first T-shaped block, a servo motor is fixedly installed at the upper end of the frame fixing plate, a first belt pulley is fixedly connected to the output end of the servo motor, a connecting block is fixedly installed on the periphery of the frame fixing plate, the connecting block is rotatably connected with a threaded rod through a bearing, one end of the threaded rod is fixedly connected with a second belt pulley, a linkage belt is wound on the outer surfaces of the first belt pulley and the second belt pulley, a placement groove is formed in the upper end surface of the frame fixing plate, and a transverse guide rod is fixedly connected inside the placement groove. According to the invention, the servo motor, the threaded rod and the threaded barrel are arranged, so that the movement of the whole trowelling plate can be more uniform, and the movement speed can be changed during the movement, thereby improving the trowelling efficiency.
Description
Technical Field
The invention relates to the technical field of cement trowelling equipment, in particular to cement trowelling equipment for constructional engineering and a using method thereof.
Background
The road is an infrastructure for various trackless vehicles and pedestrians to pass through, cement paved on a road construction section needs to be leveled in the road construction process, the traditional leveling mode is manual leveling treatment, the mode is high in labor cost and low in leveling efficiency, and therefore corresponding leveling equipment needs to be used. The cement of existence on the existing market floating equipment is holistic floating speed and uniform velocity nature are lower, cause the not good phenomenon of floating effect very easily, hardly carry out a change to floating plate in whole floating moreover to hardly reach high efficiency work under the condition that floating width differs and need, at last just wholly be difficult to carry out a leveling before floating, thereby lead to the cement face after the later stage floating to produce uneven phenomenon.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides cement trowelling equipment for constructional engineering and a using method thereof, and solves the problems that the trowelling speed and the uniform speed are low, the phenomenon of poor trowelling effect is easily caused, and the trowelling plate is difficult to replace in the whole trowelling and is difficult to level before trowelling.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a cement trowelling device for constructional engineering comprises a frame fixing plate, a through groove and a first T-shaped block, wherein a trowelling plate is arranged at the lower end of the first T-shaped block, a servo motor is fixedly installed at the upper end of the frame fixing plate, the output end of the servo motor is fixedly connected with a first belt pulley, a connecting block is fixedly installed on the periphery of the frame fixing plate and is rotatably connected with a threaded rod through a bearing, one end of the threaded rod is fixedly connected with a second belt pulley, a linkage belt is wound on the outer surfaces of the first belt pulley and the second belt pulley, a placement groove is formed in the upper end surface of the frame fixing plate, a transverse guide rod is fixedly connected inside the placement groove, a sliding guide block is slidably connected to the outer surface of the transverse guide rod, a mounting frame plate is fixedly connected to the upper end surface of the sliding guide block, and threaded holes are formed in the upper end surfaces of the first T-shaped block and the mounting frame plate, the inner wall threaded connection of screw hole has the set screw, the side fixedly connected with installation branch of installation frame plate, the inside fixedly connected with screw thread section of thick bamboo of tip of installation branch.
As a preferred technical scheme of the invention, the upper end surface of the troweling plate is fixedly connected with a second T-shaped block, the lower end surface of the first T-shaped block is fixedly connected with a fixing plate, the surface of the second T-shaped block is provided with a limiting jack, the surface of the fixing plate is fixedly connected with an N-shaped plate, a limiting insertion rod is inserted into the N-shaped plate, the outer surface of the limiting insertion rod is fixedly connected with a limiting disc, and the outer surface of the limiting insertion rod is sleeved with a spring.
As a preferred technical scheme of the invention, the lower end of the frame fixing plate is fixedly connected with a screw rod, the outer surface of the screw rod is in threaded connection with a threaded sleeve rod, the lower end of the threaded sleeve rod is rotatably connected with a ground contact block through a bearing, and the surface of the upper end of the mounting support rod is fixedly connected with a horizontal ruler.
As a preferable technical scheme of the invention, the first T-shaped block is connected with the inner wall of the through groove in a sliding manner, and the through groove is formed in the upper end surface of the erection plate.
As a preferred technical scheme of the invention, one end of the limiting insertion rod is inserted into the inner wall of the limiting insertion hole, and the opened inner diameter of the limiting insertion hole is matched with the designed outer diameter of the limiting insertion rod.
As a preferred technical scheme of the invention, one end of the spring is fixedly connected with the surface of the limiting disc, and the other end of the spring is fixedly connected with the inner top wall of the N-shaped plate.
As a preferable technical solution of the present invention, the threaded cylinder is threadedly connected to an outer surface of the threaded rod, and the first T-shaped block is fixedly connected to the mounting frame plate by a fixing screw.
As a preferred technical scheme of the invention, the use method of the cement trowelling equipment for the constructional engineering comprises the following steps:
s1, before the whole use, the equipment is placed at a designated position, then the threaded sleeve rod is twisted to enable the threaded sleeve rod to be matched with the screw rod to adjust the height of the through groove, the four groups can be reasonably adjusted during adjustment, and whether the leveling is complete can be known through the level ruler during adjustment;
s2, the leveled equipment can start a servo motor, the servo motor drives a first belt pulley to rotate, the first belt pulley can be matched with a linkage belt to drive a second belt pulley to rotate when rotating, and after the second belt pulley rotates, a threaded rod can rotate in situ, so that the first T-shaped block is matched with the mounting frame plate, the mounting support rod and the threaded cylinder to move, and then the corresponding leveling work is completed;
s3, when the not adaptation of floating plate, can be through pulling spacing inserted bar, make spacing inserted bar can extrude the spring through spacing disc when removing, and then let the one end and the spacing jack production of spacing inserted bar break away from, first T type piece and second T type piece this moment alright break away from, then let second T type piece take floating plate to accomplish final separation, in the time of later stage installation, only need to aim at the back and loosen the power to spacing inserted bar, it alright to let spacing inserted bar reset under the bounce-back effort of spring.
(III) advantageous effects
Compared with the prior art, the invention provides cement trowelling equipment for constructional engineering and a using method thereof, and the cement trowelling equipment has the following beneficial effects:
1. this cement for building engineering equipment of floating through setting up servo motor, threaded rod and a screw section of thick bamboo for the removal of whole floating board can be more at the uniform velocity, and during can also carry out a change to the translation rate, and then improved floating efficiency.
2. This equipment is smeared to cement for building engineering through setting up spacing inserted bar, N template and spacing jack for first T type piece can obtain faster fixed after contacting with second T type piece, and later stage also can be more convenient when needing to detach, thereby let equipment meet can be better when the cement face width differs change the trowelling plate.
3. This cement for building engineering equipment of floating through setting up screw rod, screw thread loop bar and level bar for can obtain better leveling work before the equipment uses, avoid the cement face floating that causes in the use to produce the slope.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of the present invention;
fig. 3 is a partial structural schematic view of the shelf plate of the present invention;
fig. 4 is a schematic view of a partial connection structure of the frame plate and the first T-shaped block of the present invention;
FIG. 5 is a schematic view of a connection structure of a first T-shaped block and a troweling plate according to the present invention;
fig. 6 is an enlarged view of the structure of fig. 5 at a according to the present invention.
In the figure: 1. erecting a plate; 2. a through groove; 3. a first T-shaped block; 4. smearing the plate; 5. a servo motor; 6. a first belt pulley; 7. a joining block; 8. a threaded rod; 9. a second belt reel; 10. a linkage belt; 11. a placing groove; 12. a transverse guide rod; 13. a sliding guide block; 14. mounting a frame plate; 15. a threaded hole; 16. fixing screws; 17. mounting a support rod; 18. a threaded barrel; 19. a second T-shaped block; 20. a fixing plate; 21. limiting the jacks; 22. an N-shaped plate; 23. a limiting inserted rod; 24. a limiting disc; 25. a spring; 26. a screw; 27. a threaded rod; 28. contacting the land mass; 29. a level bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-6, the present invention provides the following technical solutions: a cement trowelling device for constructional engineering comprises a frame fixing plate 1, a through groove 2 and a first T-shaped block 3, wherein a trowelling plate 4 is arranged at the lower end of the first T-shaped block 3, a servo motor 5 is fixedly mounted at the upper end of the frame fixing plate 1, a first belt pulley 6 is fixedly connected to the output end of the servo motor 5, a connecting block 7 is fixedly mounted at the periphery of the frame fixing plate 1, the connecting block 7 is rotatably connected with a threaded rod 8 through a bearing, one end of the threaded rod 8 is fixedly connected with a second belt pulley 9, a linkage belt 10 is wound on the outer surfaces of the first belt pulley 6 and the second belt pulley 9, a placement groove 11 is formed in the upper end surface of the frame fixing plate 1, a transverse guide rod 12 is fixedly connected inside the placement groove 11, a sliding guide block 13 is slidably connected to the outer surface of the transverse guide rod 12, and a mounting frame plate 14 is fixedly connected to the upper end surface of the sliding guide block 13, threaded holes 15 are formed in the upper end surfaces of the first T-shaped block 3 and the mounting frame plate 14, fixing screws 16 are connected to the inner wall of each threaded hole 15 in a threaded mode, a mounting support rod 17 is fixedly connected to the side edge of the mounting frame plate 14, and a threaded cylinder 18 is fixedly connected to the inner portion of the end portion of the mounting support rod 17.
Specifically, the fixed surface of the upper end of the troweling plate 4 is connected with a second T-shaped block 19, the fixed surface of the lower end of the first T-shaped block 3 is connected with a fixing plate 20, a limiting insertion hole 21 is formed in the surface of the second T-shaped block 19, the fixed surface of the fixing plate 20 is connected with an N-shaped plate 22, a limiting insertion rod 23 is inserted into the N-shaped plate 22, a limiting disc 24 is fixedly connected to the outer surface of the limiting insertion rod 23, and a spring 25 is sleeved on the outer surface of the limiting insertion rod 23.
Specifically, the lower extreme fixedly connected with screw rod 26 of frame solid board 1, the surface threaded connection of screw rod 26 has screw thread loop bar 27, the lower extreme of screw thread loop bar 27 is connected with through the bearing rotation and touches landmass 28, the upper end fixed surface of installation branch 17 is connected with level bar 29.
Specifically, the first T-shaped block 3 is connected to the inner wall of the through groove 2 in a sliding manner, and the through groove 2 is formed in the upper end surface of the erection plate 1.
Specifically, one end of the limiting insertion rod 23 is inserted into the inner wall of the limiting insertion hole 21, and the opening inner diameter of the limiting insertion hole 21 is matched with the design outer diameter of the limiting insertion rod 23.
Specifically, one end of the spring 25 is fixedly connected with the surface of the limiting disc 24, and the other end of the spring 25 is fixedly connected with the inner top wall of the N-shaped plate 22.
Specifically, the threaded cylinder 18 is screwed on the outer surface of the threaded rod 8, and the first T-shaped block 3 is fixedly connected with the mounting frame plate 14 through a fixing screw 16.
Specifically, the use method of the cement trowelling equipment for the construction engineering comprises the following steps:
s1, before the whole use, the equipment is placed at a designated position, then the threaded sleeve rod 27 is twisted to enable the threaded sleeve rod 27 to be matched with the screw 26 to adjust the height of the through groove 2, the four groups can be reasonably adjusted during adjustment, and whether the leveling is completely performed or not can be known through the leveling ruler 29 during adjustment;
s2, the leveled equipment can start the servo motor 5, the servo motor 5 drives the first belt pulley 6 to rotate, the first belt pulley 6 can be matched with the linkage belt 10 to drive the second belt pulley 9 to rotate when rotating, the threaded rod 8 can rotate in situ after the second belt pulley 9 rotates, the first T-shaped block 3 is further matched with the mounting frame plate 14, the mounting support rod 17 and the threaded cylinder 18 to move, and then corresponding leveling work is completed;
s3, when the trowelling plate 4 is not adapted, can be through pulling spacing inserted bar 23, make spacing inserted bar 23 extrude spring 25 through spacing disc 24 when removing, and then let the one end of spacing inserted bar 23 produce with spacing jack 21 and break away from, first T type piece 3 and second T type piece 19 this moment alright break away from, then let second T type piece 19 take trowelling plate 4 to accomplish final separation, in the time of later stage installation, only need to aim at the back and loosen the power to spacing inserted bar 23, it alright to let spacing inserted bar 23 reset under the rebound effort of spring 25.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a cement trowelling equipment for building engineering, includes that a solid board (1), logical groove (2) and first T type piece (3) put up, the lower extreme of first T type piece (3) is provided with trowelling plate (4), its characterized in that: the upper end of the frame fixing plate (1) is fixedly provided with a servo motor (5), the output end of the servo motor (5) is fixedly connected with a first belt pulley (6), the periphery of the frame fixing plate (1) is fixedly provided with a connecting block (7), the connecting block (7) is rotatably connected with a threaded rod (8) through a bearing, one end of the threaded rod (8) is fixedly connected with a second belt pulley (9), the outer surfaces of the first belt pulley (6) and the second belt pulley (9) are wound with a linkage belt (10), the upper end surface of the frame fixing plate (1) is provided with a placement groove (11), the interior of the placement groove (11) is fixedly connected with a transverse guide rod (12), the outer surface of the transverse guide rod (12) is slidably connected with a sliding guide block (13), the upper end surface of the sliding guide block (13) is fixedly connected with a mounting frame plate (14), threaded hole (15) are all seted up to the upper end surface of first T type piece (3) and installation frame plate (14), the inner wall threaded connection of threaded hole (15) has set screw (16), the side fixedly connected with installation branch (17) of installation frame plate (14), the inside fixedly connected with screw thread section of thick bamboo (18) of tip of installation branch (17).
2. The cement troweling apparatus for construction engineering according to claim 1, characterized in that: the upper end fixed surface of trowelling plate (4) is connected with second T type piece (19), the lower extreme fixed surface of first T type piece (3) is connected with fixed plate (20), spacing jack (21) have been seted up on the surface of second T type piece (19), the fixed surface of fixed plate (20) is connected with N template (22), the inside of N template (22) is inserted and is equipped with spacing inserted bar (23), the outer fixed surface of spacing inserted bar (23) is connected with spacing disc (24), the outer surface cover of spacing inserted bar (23) is equipped with spring (25).
3. The cement troweling apparatus for construction engineering according to claim 1, characterized in that: the lower extreme fixedly connected with screw rod (26) of putting up solid board (1), the surface threaded connection of screw rod (26) has screw thread loop bar (27), the lower extreme of screw thread loop bar (27) is connected with through the bearing rotation and touches ground piece (28), the upper end fixed surface of installation branch (17) is connected with spirit level (29).
4. The cement troweling apparatus for construction engineering according to claim 1, characterized in that: the first T-shaped block (3) is connected with the inner wall of the through groove (2) in a sliding mode, and the through groove (2) is formed in the upper end surface of the erection plate (1).
5. The cement troweling apparatus for construction work according to claim 2, characterized in that: one end of the limiting insertion rod (23) is inserted into the inner wall of the limiting insertion hole (21), and the opening inner diameter of the limiting insertion hole (21) is matched with the design outer diameter of the limiting insertion rod (23).
6. The cement troweling apparatus for construction work according to claim 2, characterized in that: one end of the spring (25) is fixedly connected with the surface of the limiting disc (24), and the other end of the spring (25) is fixedly connected with the inner top wall of the N-shaped plate (22).
7. The cement troweling apparatus for construction engineering according to claim 1, characterized in that: the threaded cylinder (18) is in threaded connection with the outer surface of the threaded rod (8), and the first T-shaped block (3) is fixedly connected with the mounting frame plate (14) through a fixing screw (16).
8. A method of using a cement screeding apparatus for construction engineering according to any one of claims 1-7 comprising the steps of:
s1, before the whole use, the equipment is placed at a designated position, then the threaded sleeve rod (27) is twisted to enable the threaded sleeve rod (27) to be matched with the screw rod (26) to adjust the height of the through groove (2), the four groups can be reasonably adjusted during adjustment, and whether the leveling is complete or not can be known through the leveling ruler (29);
s2, the leveled equipment can start a servo motor (5), the servo motor (5) drives a first belt pulley (6) to rotate, the first belt pulley (6) can be matched with a linkage belt (10) to drive a second belt pulley (9) to rotate when rotating, a threaded rod (8) can rotate in place after the second belt pulley (9) rotates, and then a first T-shaped block (3) is matched with a mounting frame plate (14), a mounting support rod (17) and a threaded cylinder (18) to move, and then corresponding leveling work is completed;
s3, when trowelling plate (4) not adaptation, can be through pulling spacing inserted bar (23), make spacing inserted bar (23) can extrude spring (25) through spacing disc (24) when removing, and then let the one end of spacing inserted bar (23) produce with spacing jack (21) and break away from, first T type piece (3) and second T type piece (19) this moment alright break away from, then let second T type piece (19) accomplish final separation with trowelling plate (4), in the time of later stage installation, only need to aim at the back and loosen the power to spacing inserted bar (23), let spacing inserted bar (23) restore to the throne alright under the bounce-back effort of spring (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111121523.8A CN113652930B (en) | 2021-09-24 | 2021-09-24 | Cement trowelling equipment for constructional engineering and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111121523.8A CN113652930B (en) | 2021-09-24 | 2021-09-24 | Cement trowelling equipment for constructional engineering and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113652930A true CN113652930A (en) | 2021-11-16 |
| CN113652930B CN113652930B (en) | 2023-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111121523.8A Active CN113652930B (en) | 2021-09-24 | 2021-09-24 | Cement trowelling equipment for constructional engineering and use method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537251A (en) * | 2023-06-29 | 2023-08-04 | 华能突泉新能源有限公司 | Improved positioning system for fan foundation |
| CN116623916A (en) * | 2023-07-19 | 2023-08-22 | 河北科信博工程机械制造有限公司 | Driving trowelling machine for building construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN209718087U (en) * | 2019-02-15 | 2019-12-03 | 上海拜杰实业有限公司 | It is a kind of for manufacturing the mold of sound barrier |
| CN212335709U (en) * | 2020-05-27 | 2021-01-12 | 彭立明 | Road leveling device is used in construction |
| CN212642160U (en) * | 2020-07-08 | 2021-03-02 | 中建七局第四建筑有限公司 | A quick floating device in ground for construction |
| CN214142097U (en) * | 2020-12-29 | 2021-09-07 | 青岛民兴玻璃科技有限公司 | Continuous type toughened laminated glass production line |
-
2021
- 2021-09-24 CN CN202111121523.8A patent/CN113652930B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209718087U (en) * | 2019-02-15 | 2019-12-03 | 上海拜杰实业有限公司 | It is a kind of for manufacturing the mold of sound barrier |
| CN212335709U (en) * | 2020-05-27 | 2021-01-12 | 彭立明 | Road leveling device is used in construction |
| CN212642160U (en) * | 2020-07-08 | 2021-03-02 | 中建七局第四建筑有限公司 | A quick floating device in ground for construction |
| CN214142097U (en) * | 2020-12-29 | 2021-09-07 | 青岛民兴玻璃科技有限公司 | Continuous type toughened laminated glass production line |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116537251A (en) * | 2023-06-29 | 2023-08-04 | 华能突泉新能源有限公司 | Improved positioning system for fan foundation |
| CN116623916A (en) * | 2023-07-19 | 2023-08-22 | 河北科信博工程机械制造有限公司 | Driving trowelling machine for building construction |
| CN116623916B (en) * | 2023-07-19 | 2023-09-22 | 河北科信博工程机械制造有限公司 | Driving trowelling machine for building construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113652930B (en) | 2023-02-07 |
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Effective date of registration: 20230103 Address after: 442512 omlin Industrial Park, Changling Economic Development Zone, Yun County, Shiyan City, Hubei Province Applicant after: Hubei Yuncheng Construction Group Co.,Ltd. Address before: 529321 workshop 7, building 1, No. 58, Jinshang Avenue, Shuikou Town, Jiangmen City, Guangdong Province Applicant before: Kaiping Hengjun Hardware Co.,Ltd. |
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Address after: 442512 omlin Industrial Park, Changling Economic Development Zone, Yun County, Shiyan City, Hubei Province Patentee after: Huazhong Weiye Construction Group Co.,Ltd. Address before: 442512 omlin Industrial Park, Changling Economic Development Zone, Yun County, Shiyan City, Hubei Province Patentee before: Hubei Yuncheng Construction Group Co.,Ltd. |
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