CN214078279U - A pipeline pull throughs for hydraulic engineering - Google Patents
A pipeline pull throughs for hydraulic engineering Download PDFInfo
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- CN214078279U CN214078279U CN202022439244.3U CN202022439244U CN214078279U CN 214078279 U CN214078279 U CN 214078279U CN 202022439244 U CN202022439244 U CN 202022439244U CN 214078279 U CN214078279 U CN 214078279U
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Abstract
The utility model relates to a hydraulic engineering technical field just discloses a pipeline pull throughs for hydraulic engineering, comprising a base plate, the equal fixedly connected with universal wheel in four corners of bottom plate lower surface, the left side fixedly connected with of bottom plate upper surface removes the push rod, the left side of bottom plate upper surface is provided with the balancing weight, the right side of bottom plate upper surface is provided with the box, the middle part of box left surface is provided with the heat dissipation fan. This a pipeline pull throughs for hydraulic engineering, the rotatory screw thread drilling rod that drives of output through second driving motor rotates for the screw thread drilling rod is smashed the inside caking impurity of pipeline, the smashing of the inside impurity of pipeline has been realized, the user has been made things convenient for and has cleared up the impurity of pipeline inside, the output shrink through second push rod motor drives the impurity drive of scraping plate after smashing the pipeline inside, the clearance of the inside impurity of pipeline has been realized, the speed of dredging to the pipeline has been accelerated, and work efficiency is improved.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field specifically is a pipeline pull throughs for hydraulic engineering.
Background
The hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting, also called water engineering, water is a valuable resource essential for human production and life, but the naturally existing state of the hydraulic engineering does not completely meet the requirements of human, and only the hydraulic engineering is built, the water flow can be controlled to prevent flood disasters, and the water quantity is regulated and distributed to meet the requirements of people life and production on water resources, the hydraulic engineering needs to build dams, dikes, spillways, water gates, water inlets, channels, crossing tanks, rafts, fishways and other different types of hydraulic buildings to achieve the aims, a large number of pipelines are used in the construction of the hydraulic engineering, and the pipelines are easy to block after being used for a long time, so that the pipeline dredging device is needed to dredge the pipelines, but the pipeline dredging device in the prior art has a simple structure, the dredging rod is mostly a single dredging rod, the dredging speed of the pipeline is slow, the dredging effect is poor, and the working efficiency is low.
For example, chinese patent application nos.: CN210230894U provides a pipeline dredging device for hydraulic engineering, which is basically described as follows: the utility model has the advantages that through the arrangement of the dredging rod, the connecting plate, the handle, the first spring, the hand wheel, the storage box, the cover plate, the spiral guide wheel and the like, if the dredging pipe body is inconvenient to put into the pipeline due to too much sludge or other sundries on the inner side of the pipeline, the sludge or the sundries can be cleaned through the action of rotating the spiral guide wheel, so that the device can be conveniently and rapidly extended to the inner side of the pipeline; however, the utility model discloses a when dredging the pipeline need artifical handheld pull throughs dredge to the pipeline mediation, increased dredging personnel's intensity of labour, use consuming time and consume power, slower to the conveying speed of pipeline, reduced work efficiency.
Therefore, the inventor provides a pipeline dredging device for hydraulic engineering to fulfill the aim of achieving more practical value by taking the experience of abundant design development and actual manufacturing of the related industry for years and researching and improving the existing structure and deficiency.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a pipeline pull throughs for hydraulic engineering has solved the problem that proposes in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a pipeline dredging device for hydraulic engineering comprises a bottom plate, universal wheels are fixedly connected with four corners of the lower surface of the bottom plate, a moving push rod is fixedly connected with the left side of the upper surface of the bottom plate, a balancing weight is arranged on the left side of the upper surface of the bottom plate, a box body is arranged on the right side of the upper surface of the bottom plate, a heat dissipation fan is arranged in the middle of the left side surface of the box body, a dust cover is fixedly connected with the middle of the left side surface of the box body, a dust-proof layer is arranged on the left side of the inner wall of the dust cover, a rotating shaft is rotatably connected with the middle of the upper surface of the box body, a stabilizing disc is sleeved at the bottom of the outer surface of the rotating shaft, an L-shaped limiting plate is fixedly connected with the lower surface of the stabilizing disc, a first driving motor is arranged in the middle of the inner top side wall of the box body, the output end of the first driving motor penetrates through the inner top side wall of the box body and is fixedly connected with the bottom end of the rotating shaft, a supporting plate is fixedly connected with the top end of the rotating shaft, the right side of the upper surface of the supporting plate is provided with a slide rail, the right side surface of the slide rail is fixedly connected with an anti-collision plate, the upper surface of the slide rail is connected with a sliding block in a sliding manner, the middle part of the right side surface of the sliding block is fixedly connected with a limiting frame, the middle part of the upper surface of the sliding block is provided with a second driving motor, the output end of the second driving motor is fixedly connected with a threaded drill rod, the left side of the upper surface of the supporting plate is fixedly connected with a first mounting plate, the middle part of the right side surface of the first mounting plate is provided with a first push rod motor, the output end of the first push rod motor is fixedly connected with the middle part of the left side surface of the sliding block, the middle part of the upper surface of the supporting plate is fixedly connected with a second mounting plate, the left side surface of the second mounting plate is fixedly connected with a guide pillar, the left end of the guide pillar is fixedly connected with a limiting disc, and the outer surface of the guide pillar is sleeved with a connecting plate, the left side of the lower surface of the connecting plate is fixedly connected with a cylinder body, the middle part of the left side surface of the first mounting plate is provided with a second push rod motor, the output end of the second push rod motor is fixedly connected with the middle part of the right side surface of the cylinder body, the left side of the inner wall of the cylinder body is rotatably connected with a rotating disc, the top part of the right side surface of the rotating disc is fixedly connected with a rotating handle, the middle part of the inner wall of the right side surface of the cylinder body is fixedly connected with a fixed column, the left side of the fixed column is fixedly connected with a fixed disc, the left side surface of the rotating disc is provided with a first connecting column, the middle part of the outer surface of the first connecting column is sleeved with an arc connecting plate, the inner side of the left side surface of the arc connecting plate is inserted with a second connecting column, the left side surface of the fixed disc is fixedly connected with a third connecting column, and the left side of the outer surface of the second connecting column and the middle part of the outer surface of the third connecting column are sleeved with an opening-closing flap, and the left side surface of the opening and closing valve is fixedly connected with a scraper.
Preferably, the outer surface of the movable push rod is provided with a wrapping layer, and the outer surface of the wrapping layer is provided with anti-skid grains.
Preferably, the interior of the dustproof layer is provided with a plurality of groups of dustproof nets, and the aperture of the dustproof nets is reduced from left to right in sequence.
Preferably, the middle part of the upper surface of the box body is provided with a limit groove, and the width of the limit groove is matched with that of the L-shaped limit plate.
Preferably, the slide rail is I-shaped, and the left side and the right side of the lower surface of the slide rail are provided with mounting holes.
Preferably, the inside of anticollision board is provided with the buffer layer, and the lower surface of anticollision board and the upper surface fixed connection of backup pad.
(III) advantageous effects
Compared with the prior art, the utility model provides a pipeline pull throughs for hydraulic engineering possesses following beneficial effect:
1. this a pipeline pull throughs for hydraulic engineering, the rotatory screw thread drilling rod that drives of output through second driving motor rotates for the screw thread drilling rod is smashed the inside caking impurity of pipeline, the smashing of the inside impurity of pipeline has been realized, the user has been made things convenient for and has cleared up the impurity of pipeline inside, the output shrink through second push rod motor drives the impurity drive of scraping plate after smashing the pipeline inside, the clearance of the inside impurity of pipeline has been realized, the speed of dredging to the pipeline has been accelerated, and work efficiency is improved.
2. This a pipeline pull throughs for hydraulic engineering, the flexible sliding block that drives of output through first push rod motor slides along the slide rail for the sliding block drives second driving motor, spacing frame and screw drill rod and carries out lateral shifting, has realized the regulation to screw drill rod lateral position, makes the user adjust the lateral position of screw drill rod according to the user demand, has made things convenient for user's use to pipeline pull throughs.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic vertical sectional view of the local structure of the present invention;
fig. 3 is a schematic view showing the local structure of the present invention.
In the figure: 1. a base plate; 2. moving the push rod; 3. a box body; 4. a heat dissipation fan; 5. a dust cover; 6. a dust-proof layer; 7. a rotating shaft; 8. a stabilizing disc; 9. an L-shaped limiting plate; 10. a first drive motor; 11. a support plate; 12. a slide rail; 13. an anti-collision plate; 14. a slider; 15. a limiting frame; 16. a second drive motor; 17. a threaded drill rod; 18. a first push rod motor; 19. a guide post; 20. a connecting plate; 21. a barrel; 22. a second push rod motor; 23. rotating the disc; 24. fixing a column; 25. fixing the disc; 26. a first connecting column; 27. an arc-shaped connecting plate; 28. a second connecting column; 29. a third connecting column; 30. opening and closing the valve; 31. a scraper.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a pipeline dredging device for hydraulic engineering comprises a bottom plate 1, universal wheels are fixedly connected with four corners of the lower surface of the bottom plate 1, a moving push rod 2 is fixedly connected with the left side of the upper surface of the bottom plate 1, a balancing weight is arranged on the left side of the upper surface of the bottom plate 1, a box body 3 is arranged on the right side of the upper surface of the bottom plate 1, a heat dissipation fan 4 is arranged in the middle of the left side surface of the box body 3, a dust cover 5 is fixedly connected with the middle of the left side surface of the box body 3, a dust-proof layer 6 is arranged on the left side of the inner wall of the dust cover 5, a rotating shaft 7 is rotatably connected with the middle of the upper surface of the box body 3, a stabilizing disc 8 is sleeved at the bottom of the outer surface of the rotating shaft 7, an L-shaped limiting plate 9 is fixedly connected with the lower surface of the stabilizing disc 8, a first driving motor 10 is arranged in the middle of the inner top side wall of the box body 3, the output end of the first driving motor 10 penetrates through the inner top side wall of the box body 3 and is fixedly connected with the bottom end of the rotating shaft 7, a supporting plate 11 is fixedly connected with the top end of the rotating shaft 7, the right side of the upper surface of the supporting plate 11 is provided with a sliding rail 12, the right side of the sliding rail 12 is fixedly connected with an anti-collision plate 13, the upper surface of the sliding rail 12 is connected with a sliding block 14 in a sliding manner, the middle part of the right side of the sliding block 14 is fixedly connected with a limiting frame 15, the middle part of the upper surface of the sliding block 14 is provided with a second driving motor 16, the models of the first driving motor 10 and the second driving motor 16 are Y80M1-2, the output end of the second driving motor 16 rotates to drive a threaded drill rod 17 to rotate, so that the threaded drill rod 17 breaks agglomerated impurities in a pipeline, the impurities in the pipeline are broken, a user can conveniently clean the impurities in the pipeline, the output end of the second driving motor 16 is fixedly connected with the threaded drill rod 17, the left side of the upper surface of the supporting plate 11 is fixedly connected with a first mounting plate, and the middle part of the right side of the first mounting plate is provided with a first push rod motor 18, the output end of the first push rod motor 18 stretches and retracts to drive the sliding block 14 to slide along the sliding rail 12, so that the sliding block 14 drives the second driving motor 16, the limiting frame 15 and the threaded drill rod 17 to move transversely, the adjustment of the transverse position of the threaded drill rod 17 is realized, a user can adjust the transverse position of the threaded drill rod 17 according to the use requirement, and the use of the pipeline dredging device by the user is facilitated, the output end of the first push rod motor 18 is fixedly connected with the middle part of the left side surface of the sliding block 14, the middle part of the upper surface of the supporting plate 11 is fixedly connected with a second mounting plate, the left side surface of the second mounting plate is fixedly connected with a guide pillar 19, the left end of the guide pillar 19 is fixedly connected with a limiting disc guide pillar, the outer surface of the guide pillar 19 is sleeved with a connecting plate 20, the left side of the lower surface of the connecting plate 20 is fixedly connected with a cylinder 21, and the middle part of the left side surface of the first mounting plate is provided with a second push rod motor 22, the models of the first push rod motor 18 and the second push rod motor 22 are both LAP25, the output end of the second push rod motor 22 is contracted to drive the scraper 31 to drive the smashed impurities in the pipeline, thereby realizing the cleaning of the impurities in the pipeline, accelerating the dredging speed of the pipeline, improving the working efficiency, the output end of the second push rod motor 22 is fixedly connected with the middle part of the right side surface of the cylinder 21, the left side of the inner wall of the cylinder 21 is rotatably connected with the rotating disc 23, the top of the right side surface of the rotating disc 23 is fixedly connected with the rotating handle, the middle part of the inner wall of the right side surface of the cylinder 21 is fixedly connected with the fixed column 24, the left end of the fixed column 24 is fixedly connected with the fixed disc 25, the left side surface of the rotating disc 23 is provided with the first connecting column 26, the middle part of the outer surface of the first connecting column 26 is sleeved with the arc connecting plate 27, the inner side of the left side, the left side of the outer surface of the second connecting column 28 and the middle part of the outer surface of the third connecting column 29 are sleeved with an opening and closing valve 30, and the left side surface of the opening and closing valve 30 is fixedly connected with a scraper 31.
The utility model discloses for convenient to use person controls pipeline pull throughs's removal, consequently is provided with the parcel layer at the surface of removal push rod 2, and the surface of parcel layer is provided with anti-skidding line, and the parcel layer has increased the frictional force between user's palm and the removal push rod 2, has reduced the probability that the phenomenon of taking off the hand appears, has made things convenient for the user to control pipeline pull throughs's removal.
The utility model discloses a realize the dustproof to box 3, consequently be provided with the multiunit dust screen in the inside of dust layer 6, the aperture of dust screen reduces from a left side to the right side in proper order, and the dust screen of dust layer 6 inside intercepts external dust, has realized preventing dust to box 3.
The utility model discloses a stability when guaranteeing pivot 7 and rotating, consequently offered the spacing groove at the middle part of 3 upper surfaces of box, the width of spacing groove and L shape limiting plate 9's width looks adaptation, when pivot 7 rotates, L shape limiting plate 9 removes in the inside of spacing groove, and L shape limiting plate 9 carries on spacingly to pivot 7, has guaranteed the stability when pivot 7 rotates.
The utility model discloses a realize the regulation to the horizontal position of threaded drill rod 17, consequently the shape that sets up slide rail 12 is the I-shaped, and the mounting hole has all been seted up to the left and right sides of slide rail 12 lower surface, and when adjusting the horizontal position of threaded drill rod 17, sliding block 14 slides along slide rail 12.
The utility model discloses an extension pipeline pull throughs's life, consequently be provided with the buffer layer in the inside of anticollision board 13, anticollision board 13's lower surface and backup pad 11's last fixed surface are connected, and the buffer layer absorbs the produced impact force of sliding block 14 slip, has reduced the damage degree that the impact force caused the pipeline pull throughs, has prolonged pipeline pull throughs's life.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
When the pipeline dredging device is used, a user moves the pipeline dredging device to a corresponding position through the movable push rod 2, after the movement is finished, the threaded drill rod 17 is aligned with a pipeline to be dredged, after the alignment, the second driving motor 16 is started, the output end of the second driving motor 16 rotates to drive the threaded drill rod 17 to rotate, the first push rod motor 18 is started, the output end of the first push rod motor 18 extends to push the sliding block 14 to slide outwards along the sliding rail 12, the sliding block 14 drives the threaded drill rod 17 to extend into the pipeline, the threaded drill rod 17 breaks up impurity agglomerates in the pipeline, after the treatment is finished, the second driving motor 16 is stopped, the threaded drill rod 17 returns to the original position through the first push rod motor 18, then the first driving motor 10 is started, the output end of the first driving motor 10 rotates to drive the rotating shaft 7 to rotate, and the rotating shaft 7 drives the supporting plate 11 to rotate, realized the change to the position between threaded drill rod 17 and the scraper blade 31, after the change finishes, start second push rod motor 22, the output extension of second push rod motor 22 promotes barrel 21 and removes to the inside of pipeline, after removing corresponding position, rotatory rolling disc 23, rolling disc 23 drives through arc even board 27 and opens and shuts lamella 30 and expand, the lamella 30 that opens and shuts drives scraper blade 31 and expand, expand the back, start second push rod motor 22, the output shrink of second push rod motor 22 drives scraper blade 31 and removes to the outside of pipeline, scraper blade 31 takes out the impurity after smashing pipeline inside, the mediation to the pipeline has been realized.
To sum up, this a pipeline pull throughs for hydraulic engineering, the rotatory screw drill rod 17 that drives of output through second driving motor 16 rotates for screw drill rod 17 smashes the inside caking impurity of pipeline, realized smashing the inside impurity of pipeline, made things convenient for the user to clear up the inside impurity of pipeline, the output shrink through second push rod motor 22 drives the impurity drive of scraping plate 31 after smashing the pipeline inside, realized the clearance to the inside impurity of pipeline, accelerated the mediation speed to the pipeline, improved work efficiency.
This a pipeline pull throughs for hydraulic engineering, the flexible sliding block 14 that drives of output through first push rod motor 18 slides along slide rail 12, make sliding block 14 drive second driving motor 16, spacing frame 15 and screw drill rod 17 carry out lateral shifting, realized the regulation to screw drill rod 17 lateral position, make the user can adjust the lateral position of screw drill rod 17 according to the user demand, made things convenient for user's use to pipeline pull throughs.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. A pipeline pull throughs for hydraulic engineering, includes bottom plate (1), its characterized in that: the four corners of the lower surface of the bottom plate (1) are fixedly connected with universal wheels, the left side of the upper surface of the bottom plate (1) is fixedly connected with a movable push rod (2), the left side of the upper surface of the bottom plate (1) is provided with a balancing weight, the right side of the upper surface of the bottom plate (1) is provided with a box body (3), the middle part of the left side surface of the box body (3) is provided with a heat dissipation fan (4), the middle part of the left side surface of the box body (3) is fixedly connected with a dust cover (5), the left side of the inner wall of the dust cover (5) is provided with a dust-proof layer (6), the middle part of the upper surface of the box body (3) is rotatably connected with a rotating shaft (7), the bottom of the outer surface of the rotating shaft (7) is sleeved with a stabilizing disc (8), the lower surface of the stabilizing disc, the output end of the first driving motor (10) penetrates through the inner top side wall of the box body (3) and is fixedly connected with the bottom end of the rotating shaft (7), the top end of the rotating shaft (7) is fixedly connected with a supporting plate (11), the right side of the upper surface of the supporting plate (11) is provided with a sliding rail (12), the right side surface of the sliding rail (12) is fixedly connected with an anti-collision plate (13), the upper surface of the sliding rail (12) is slidably connected with a sliding block (14), the middle part of the right side surface of the sliding block (14) is fixedly connected with a limiting frame (15), the middle part of the upper surface of the sliding block (14) is provided with a second driving motor (16), the output end of the second driving motor (16) is fixedly connected with a threaded drill rod (17), the left side of the upper surface of the supporting plate (11) is fixedly connected with a first mounting plate, the output end of the first push rod motor (18) is fixedly connected with the middle part of the left side surface of the sliding block (14), the middle part of the upper surface of the supporting plate (11) is fixedly connected with a second mounting plate, the left side surface of the second mounting plate is fixedly connected with a guide pillar (19), the left end of the guide pillar (19) is fixedly connected with a limiting disc, the outer surface of the guide pillar (19) is sleeved with a connecting plate (20), the left side of the lower surface of the connecting plate (20) is fixedly connected with a cylinder body (21), the middle part of the left side surface of the first mounting plate is provided with a second push rod motor (22), the output end of the second push rod motor (22) is fixedly connected with the middle part of the right side surface of the cylinder body (21), the left side of the inner wall of the cylinder body (21) is rotatably connected with a rotating disc (23), the top of the right side surface of the rotating disc (23) is fixedly connected with a rotating handle, and the middle part of the inner wall of the right side of the cylinder body (21) is fixedly connected with a fixing column (24), the left end fixedly connected with fixed disk (25) of fixed column (24), the left surface of rolling disc (23) is provided with first spliced pole (26), arc even board (27) have been cup jointed in the middle part of first spliced pole (26) surface, the inboard of arc even board (27) left surface is pegged graft and is had second spliced pole (28), the left surface fixedly connected with third spliced pole (29) of fixed disk (25), open and shut lamella (30) have been cup jointed with in the middle part of the left side of second spliced pole (28) surface and third spliced pole (29) surface, the left surface fixedly connected with scraper blade (31) of open and shut lamella (30).
2. A pipe pull through for hydraulic engineering according to claim 1, wherein: the outer surface of the movable push rod (2) is provided with a wrapping layer, and the outer surface of the wrapping layer is provided with anti-skid grains.
3. A pipe pull through for hydraulic engineering according to claim 1, wherein: the inside of dust layer (6) is provided with the multiunit dust screen, and the aperture of dust screen reduces from a left side to the right side in proper order.
4. A pipe pull through for hydraulic engineering according to claim 1, wherein: the middle part of the upper surface of the box body (3) is provided with a limit groove, and the width of the limit groove is matched with that of the L-shaped limit plate (9).
5. A pipe pull through for hydraulic engineering according to claim 1, wherein: the slide rail (12) is I-shaped, and mounting holes are formed in the left side and the right side of the lower surface of the slide rail (12).
6. A pipe pull through for hydraulic engineering according to claim 1, wherein: a buffer layer is arranged inside the anti-collision plate (13), and the lower surface of the anti-collision plate (13) is fixedly connected with the upper surface of the supporting plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439244.3U CN214078279U (en) | 2020-10-29 | 2020-10-29 | A pipeline pull throughs for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022439244.3U CN214078279U (en) | 2020-10-29 | 2020-10-29 | A pipeline pull throughs for hydraulic engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214078279U true CN214078279U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022439244.3U Withdrawn - After Issue CN214078279U (en) | 2020-10-29 | 2020-10-29 | A pipeline pull throughs for hydraulic engineering |
Country Status (1)
| Country | Link |
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| CN (1) | CN214078279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319571A (en) * | 2022-01-24 | 2022-04-12 | 廖志强 | Well mediation equipment for city construction |
| CN115055458A (en) * | 2022-06-16 | 2022-09-16 | 山东大学 | Movable supporting device in pipeline and pipeline cleaning equipment |
| WO2024113633A1 (en) * | 2022-11-30 | 2024-06-06 | 呼伦贝尔安泰热电有限责任公司汇流河发电厂 | Fan coal mill pipe unblocking method and related collection device |
-
2020
- 2020-10-29 CN CN202022439244.3U patent/CN214078279U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319571A (en) * | 2022-01-24 | 2022-04-12 | 廖志强 | Well mediation equipment for city construction |
| CN115055458A (en) * | 2022-06-16 | 2022-09-16 | 山东大学 | Movable supporting device in pipeline and pipeline cleaning equipment |
| WO2024113633A1 (en) * | 2022-11-30 | 2024-06-06 | 呼伦贝尔安泰热电有限责任公司汇流河发电厂 | Fan coal mill pipe unblocking method and related collection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220324 Address after: 610041 No. 21, 1 21, No. 16, wash street, Wuhou District, Chengdu, Sichuan. Patentee after: SICHUAN JIEXIN CONSTRUCTION ENGINEERING Co.,Ltd. Address before: 457000 Puyang Huanglong water conservancy and Hydropower Engineering Co., Ltd., South River Affairs Bureau community, 500m west of the intersection of Zhongyuan Road and Changqing Road, Puyang City, Henan Province Patentee before: Shen Panpan |
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| TR01 | Transfer of patent right | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20210831 Effective date of abandoning: 20220606 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20210831 Effective date of abandoning: 20220606 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |