CN212203590U - Automatic slag removal water conservancy pipeline for water conservancy project - Google Patents
Automatic slag removal water conservancy pipeline for water conservancy project Download PDFInfo
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- CN212203590U CN212203590U CN202020425379.1U CN202020425379U CN212203590U CN 212203590 U CN212203590 U CN 212203590U CN 202020425379 U CN202020425379 U CN 202020425379U CN 212203590 U CN212203590 U CN 212203590U
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Abstract
The utility model discloses an automatic scarfing cinder water conservancy pipeline for hydraulic engineering, including pipeline main part, first stagnant valve and stop mechanism, the flange that the specification is the same is all installed at the main part both ends, first stagnant valve is installed in pipeline main part one end, stop mechanism sets up in pipeline main part inboard one end and passes through bolt fixed connection with the pipeline main part, pipeline main part top is installed elevating system, pipeline main part bottom is equipped with desilting mechanism and keeps communicating with the pipeline main part, elevating system one end is installed and is cleaned the mechanism, the pipeline main part outside nestification is equipped with the protective layer and is connected with pipeline main part fixed connection, rubbish such as impurity, floater, silt in the water is blockked through stop mechanism, the rubbish that blocks is discharged through desilting the mechanism, the impurity of filter screen is cleared up through cleaning the mechanism, prevent that the filter screen from blockking up, the quality of water has greatly been promoted, does not affect the use of water.
Description
Technical Field
The utility model relates to a water conservancy pipeline technical field specifically says to an automatic scarfing cinder water conservancy pipeline for hydraulic engineering.
Background
Hydraulic engineering is an engineering built for controlling and allocating surface water and underground water in nature to achieve the purposes of removing harmful substances and benefiting. Also known as water engineering; water is a valuable resource essential for human production and life, but the naturally existing 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, water quantity is adjusted and distributed, the requirements of people on water resources in life and production are met, different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, transition tanks, rafts and fishways need to be built in the hydraulic engineering, the target is achieved, and water is often required to be conveyed to another place from one place through a water conservancy pipeline in the conveying process.
However, through analysis and discovery, the existing water conservancy pipeline can not clear up the rubbish such as impurity, floater, silt in aquatic, has not only greatly reduced the quality of water, has reduced the speed of rivers, and the efficiency of dredging by oneself is lower moreover, influences follow-up use.
SUMMERY OF THE UTILITY MODEL
Therefore, in order to solve the above-mentioned not enough, the utility model provides an automatic scarfing cinder water conservancy pipeline for hydraulic engineering herein blocks through rubbish such as impurity, floater, silt of blocking mechanism to the aquatic, and the rubbish discharge that will block through desilting mechanism clears up the impurity of filter screen through cleaning the mechanism, prevents that the filter screen from blockking up, has promoted the quality of water greatly, can not influence the use of water.
The utility model discloses a realize like this, construct an automatic scarfing cinder water conservancy pipeline for hydraulic engineering, including pipeline main part, first stagnant water valve and stop mechanism, the flange that the specification is the same is all installed at the main part both ends, first stagnant water valve is installed in pipeline main part one end, stop mechanism sets up in the inboard one end of pipeline main part and passes through bolt fixed connection with pipeline main part, elevating system is installed at pipeline main part top, pipeline main part bottom is equipped with desilting mechanism and keeps the intercommunication with pipeline main part, elevating system one end is installed and is cleaned the mechanism, the nested protective layer that is equipped with in the pipeline main part outside and with pipeline main part fixed connection.
Further, the lifting mechanism comprises an installation box body, a driving motor, an installation frame, an outer sleeve, a screw rod, a thread sleeve, a guide sleeve, a sealing ring, a limiting rod and a limiting plate, wherein the installation box body is installed at one end of the top of the pipeline main body, the driving motor is arranged at the inner side of the installation box body, the driving motor is fixedly connected with the pipeline main body through the installation frame, the outer sleeve is nested at the outer side of the screw rod and movably connected with the screw rod, one end of the outer sleeve is nested with the inner side of the sealing ring, the screw rod is arranged at the bottom end of the driving motor and fixedly connected with a motor shaft of the driving motor, the thread sleeve is nested at one end of the inner side of the outer sleeve and welded with the outer sleeve, the thread sleeve is movably connected with the, a plurality of fixed plates with the same specification are mounted on the outer side of the outer sleeve, the limiting plates are nested on the outer sides of the fixed plates, and the limiting plates are fixedly connected with the inner side of the guide sleeve; the first water stop valve is closed to prevent water from entering the pipeline main body, the screw rod connected with the first water stop valve is driven to rotate on the inner side of the threaded sleeve by controlling the work of the driving motor, the threaded sleeve is driven to move downwards by thread transmission, the outer sleeve connected with the threaded sleeve is driven to move on the inner side of the sealing ring by the threaded sleeve, the fixing plate on the outer side of the outer sleeve moves on the inner side of the limiting plate, the outer sleeve is limited by the limiting plate to prevent the outer sleeve from rotating, the guiding sleeve is sealed by the sealing ring to prevent the water outer sleeve in the pipeline main body from flowing out of a gap between the water outer sleeve and the guiding sleeve, the outer sleeve is limited by the limiting rod to prevent the outer sleeve from separating from the screw rod, and similarly, the outer sleeve moves upwards by controlling the reverse rotation of the driving motor, the driving motor is a Y80 three-phase asynchronous alternating, the protective layer through setting up plays the guard action to pipeline main part, prevents that pipeline main part from directly being exposed to the sun, has prolonged pipeline main part's life.
Further, the cleaning mechanism comprises a movable plate and a steel wire ball, the movable plate is arranged at the bottom end of the outer sleeve and is connected with the outer sleeve through a screw, and the steel wire ball is arranged on one side of the movable plate; through the control outer sleeve down remove drive rather than the fly leaf and the steel wire ball removal of being connected, rub with the filter screen through the steel wire ball that sets up, make the impurity of filter screen fall the inboard bottom position of pipeline main part to, clear up the impurity of filter screen through cleaning the mechanism, prevent that the filter screen from blockking up, promoted the quality of water greatly, can not influence the use of water.
Furthermore, the blocking mechanism comprises a fixed disc, a filter screen and a limiting groove, the fixed disc is nested inside the limiting groove and is connected with the inner side of the pipeline main body through a bolt, the filter screen is mounted at the top of the fixed disc, and the limiting groove is hollowed inside the pipeline main body; the pipeline main part passes through flange and other pipe connections, makes water get into from pipeline main part left side, plays the filtering action to water through the filter screen that sets up, plays the effect of blockking to the silt of aquatic through the fixed disk that sets up, plays limiting displacement to the fixed disk through the spacing groove that sets up, makes fixed disk and pipeline main part fixed more firm.
Further, the dredging mechanism comprises a connecting pipe, a discharge hole and a second water stop valve, the connecting pipe is arranged on the inner side of the discharge hole, the outer side of the connecting pipe is fixedly connected with the pipeline main body, the discharge hole is arranged at the bottom of the pipeline main body in a hollow mode, and the second water stop valve is arranged on one side of the connecting pipe; open the second check valve, make the interior rubbish of pipeline main part discharge from the discharge gate, leak subaerially through connecting tube one end to, discharge the rubbish that will block through desilting mechanism, promoted the quality of water greatly, can not influence the use of water.
The utility model discloses a stop mechanism blocks rubbish such as impurity, floater, silt in the aquatic, and the rubbish discharge that will block through desilting mechanism clears up the impurity of filter screen through cleaning the mechanism, prevents that the filter screen from blockking up, has promoted the quality of water greatly, can not influence the use of water, and concrete advantage embodies:
the method has the advantages that: play sealed effect through the sealing washer that sets up to the uide bushing and prevent that the water jacket section of thick bamboo in the pipeline main part from flowing with uide bushing's clearance department, play limiting displacement to the uide bushing through the gag lever post that sets up and prevent that the outer sleeve from breaking away from the screw rod, the same reason, make the outer sleeve up to move through the reversal of control driving motor, driving motor is the Y80 three-phase asynchronous AC motor who has the reduction gear, it drives the fly leaf rather than being connected and the steel wire ball removes to move down through the control outer sleeve, steel wire ball and filter screen through setting up rub, the impurity that makes the filter screen falls the inboard bottom position of pipeline main part, thereby, clear up the impurity of filter screen through cleaning the mechanism, prevent the filter screen jam, the quality of water has been promoted greatly, can not.
The method has the advantages that: play the filter effect to water through the filter screen that sets up, play the effect of blockking to the silt of aquatic through the fixed disk that sets up, play limiting displacement to the fixed disk through the spacing groove that sets up, it is more firm to make fixed disk and pipeline main part fixed, open the second stagnant water valve, make the rubbish in the pipeline main part discharge from the discharge gate, leak subaerially through connecting tube one end, thereby, discharge the rubbish that will block through desilting mechanism, the quality of water has been promoted greatly, can not influence the use of water.
Drawings
FIG. 1 is a schematic view of the structure of an automatic slag removal hydraulic pipeline for hydraulic engineering of the present invention;
fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to the present invention;
fig. 3 is an enlarged schematic view of a portion B in fig. 1 according to the present invention;
fig. 4 is an enlarged schematic view of a portion C in fig. 1 according to the present invention;
fig. 5 is a schematic structural view of the fixing disc of the present invention;
fig. 6 is a schematic structural diagram of the sealing ring of the present invention.
The figure illustrates the format: the pipeline cleaning device comprises a pipeline main body 1, a protective layer 11, a connecting flange 2, a first water stop valve 3, a blocking mechanism 4, a fixed disc 41, a filter screen 42, a limiting groove 43, a lifting mechanism 5, an installation box body 51, a driving motor 52, an installation frame 53, an outer sleeve 54, a screw 55, a threaded sleeve 56, a guide sleeve 57, a sealing ring 58, a limiting rod 59, a fixed plate 510, a limiting plate 511, a cleaning mechanism 6, a movable plate 61, a steel wire ball 62, a dredging mechanism 7, a connecting pipe 71, a discharge hole 72 and a second water stop valve 73.
Detailed Description
The present invention will be described in detail below with reference to the attached drawings, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention; furthermore, the terms "first," "second," "third," "upper, lower, left, right," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides an automatic slag removal water conservancy pipeline for water conservancy projects through improvement, which can be implemented as follows as shown in the attached drawing of the specification; the pipeline comprises a pipeline main body 1, a first water stop valve 3 and a blocking mechanism 4, wherein connecting flanges 2 with the same specification are mounted at two ends of the main body 1, the first water stop valve 3 is mounted at one end of the pipeline main body 1, the blocking mechanism 4 is arranged at one end of the inner side of the pipeline main body 1 and fixedly connected with the pipeline main body 1 through bolts, a lifting mechanism 5 is mounted at the top of the pipeline main body 1, a dredging mechanism 7 is arranged at the bottom of the pipeline main body 1 and is communicated with the pipeline main body 1, a cleaning mechanism 6 is mounted at one end of the lifting mechanism 5, and a protective layer 11 is nested at the outer side of the pipeline main;
more specifically, the lifting mechanism 5 comprises a mounting box 51, a driving motor 52, a mounting frame 53, an outer sleeve 54, a screw 55, a threaded sleeve 56, a guide sleeve 57, a seal ring 58, a limiting rod 59 and a limiting plate 511, wherein the mounting box 51 is mounted at one end of the top of the pipeline main body 1, the driving motor 52 is arranged inside the mounting box 51, the driving motor 52 is fixedly connected with the pipeline main body 1 through the mounting frame 53, the outer sleeve 54 is nested outside the screw 55 and movably connected with the screw 55, one end of the outer sleeve 54 is nested inside the seal ring 58, the screw 55 is arranged at the bottom end of the driving motor 52 and fixedly connected with a motor shaft of the driving motor 52, the threaded sleeve 56 is nested inside the outer sleeve 54 and welded with the outer sleeve 54, the threaded sleeve 56 and the outside of the screw 55 are movably connected through threads, the guide sleeve 57 penetrates through the, the sealing ring 58 is nested and arranged on the inner side of the guide sleeve 57, the limiting rod 59 is arranged at the bottom end of the screw 55, a plurality of fixing plates 510 with the same specification are arranged on the outer side of the outer sleeve 54, the limiting plate 511 is nested and arranged on the outer side of the fixing plates 510, and the limiting plate 511 is fixedly connected with the inner side of the guide sleeve 57; the first water stop valve 3 is closed to prevent water from entering the pipeline main body 1, the screw 55 connected with the screw 52 is driven to rotate on the inner side of the threaded sleeve 56 by controlling the work of the driving motor 52, the threaded sleeve 56 is driven to move downwards by the screw transmission, the outer sleeve 54 connected with the threaded sleeve 56 is driven to move on the inner side of the sealing ring 58 by the threaded sleeve 56, the fixing plate 510 on the outer side of the outer sleeve 54 moves on the inner side of the limiting plate 511, the outer sleeve 54 is limited by the limiting plate 511 to prevent the outer sleeve 54 from rotating, the guiding sleeve 57 is sealed by the sealing ring 58 to prevent the water outer sleeve 54 in the pipeline main body 1 from flowing out of a gap between the guiding sleeve 57, the outer sleeve 54 is prevented from separating from the screw 55 by the limiting rod 59, and similarly, the outer sleeve 54 moves upwards by controlling the driving motor 52 to rotate reversely, and the driving motor 52 is a Y80 three-phase asynchronous alternating current motor, in addition, the protective layer 11 is made of rubber, the protective layer 11 plays a role in protecting the pipeline main body 1, the pipeline main body 1 is prevented from being directly exposed to the sun, and the service life of the pipeline main body 1 is prolonged;
more specifically, the cleaning mechanism 6 comprises a movable plate 61 and a steel wire ball 62, the movable plate 61 is arranged at the bottom end of the outer sleeve 54 and connected with the outer sleeve 54 through screws, and the steel wire ball 62 is mounted on one side of the movable plate 61; the outer sleeve 54 is controlled to move downwards to drive the movable plate 61 and the steel wire ball 62 connected with the outer sleeve to move, and the arranged steel wire ball 62 is rubbed with the filter screen 42, so that impurities in the filter screen 42 fall to the bottom position of the inner side of the pipeline main body 1;
more specifically, the blocking mechanism 4 comprises a fixed disc 41, a filter screen 42 and a limiting groove 43, the fixed disc 41 is nested inside the limiting groove 43, the fixed disc 41 is connected with the inner side of the pipeline main body 1 through a bolt, the filter screen 42 is mounted at the top of the fixed disc 41, and the limiting groove 43 is arranged inside the pipeline main body 1 in a hollow manner; the pipeline main body 1 is connected with other pipelines through the connecting flange 2, so that water enters from the left side of the pipeline main body 1, the filter screen 42 is arranged to filter the water, the fixed disc 41 is arranged to block sludge in the water, and the limiting groove 43 is arranged to limit the fixed disc 41, so that the fixed disc 41 and the pipeline main body 1 are fixed more firmly;
more specifically, the dredging mechanism 7 comprises a connecting conduit 71, a discharge hole 72 and a second water stop valve 73, wherein the connecting conduit 71 is arranged at the inner side of the discharge hole 72, the outer side of the connecting conduit 71 is fixedly connected with the pipeline main body 1, the discharge hole 72 is arranged at the bottom of the pipeline main body 1 in a hollow manner, and the second water stop valve 73 is arranged at one side of the connecting conduit 71; the second water stop valve 73 is opened to discharge the garbage in the pipe body 1 from the discharge port 72, and the garbage is leaked to the ground through one end of the connecting pipe 71.
The working principle of the automatic slag removal water conservancy pipeline for the water conservancy project is as follows: the first water stop valve 3 is closed to prevent water from entering the pipeline main body 1, the screw 55 connected with the screw 52 is driven to rotate on the inner side of the threaded sleeve 56 by controlling the work of the driving motor 52, the threaded sleeve 56 is driven to move downwards by the screw transmission, the outer sleeve 54 connected with the threaded sleeve 56 is driven to move on the inner side of the sealing ring 58 by the threaded sleeve 56, the fixing plate 510 on the outer side of the outer sleeve 54 moves on the inner side of the limiting plate 511, the outer sleeve 54 is limited by the limiting plate 511 to prevent the outer sleeve 54 from rotating, the guiding sleeve 57 is sealed by the sealing ring 58 to prevent the water outer sleeve 54 in the pipeline main body 1 from flowing out of a gap between the guiding sleeve 57, the outer sleeve 54 is prevented from separating from the screw 55 by the limiting rod 59, and similarly, the outer sleeve 54 moves upwards by controlling the driving motor 52 to rotate reversely, and the driving motor 52 is a Y80 three-phase asynchronous alternating current motor, move down through control outer sleeve 54 and drive fly leaf 61 and the steel wire ball 62 removal rather than being connected, steel wire ball 62 through setting up rubs with filter screen 42, make the impurity of filter screen 42 fall pipeline subject 1 inboard bottom position, pipeline subject 1 passes through flange 2 and other pipe connection, make water get into from pipeline subject 1 left side, filter effect is played to water through the filter screen 42 that sets up, play the effect of blockking through the fixed disk 41 that sets up to the silt of aquatic, play limiting displacement to fixed disk 41 through the spacing groove 43 that sets up, it is more firm to make fixed disk 41 fixed with pipeline subject 1, open second stagnant water valve 73, make the rubbish in the pipeline subject 1 discharge gate 72 discharge, leak subaerially through connecting tube 71 one end.
In conclusion; a automatic scarfing cinder hydraulic pipe for hydraulic engineering compares with current automatic scarfing cinder hydraulic pipe for hydraulic engineering, blocks through rubbish such as impurity, floater, silt of stop mechanism to the aquatic, discharges the rubbish that will block through desilting mechanism, clears up through cleaning the impurity of mechanism to the filter screen, prevents filter screen blocking, has promoted the quality of water greatly, can not influence the use of water.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides an automatic scarfing cinder water conservancy pipeline for hydraulic engineering, includes pipeline main part (1), first stagnant water valve (3) and stop gear (4), its characterized in that: the utility model discloses a pipeline cleaning device, including pipeline main part (1), pipeline main part (1) outside is nested be equipped with protective layer (11) and with pipeline main part (1) fixed connection, the same flange (2) of specification are all installed at main part (1) both ends, install in pipeline main part (1) one end first stagnant water valve (3), stop mechanism (4) set up in pipeline main part (1) inboard one end and pass through bolt fixed connection with pipeline main part (1), elevating system (5) are installed at pipeline main part (1) top, pipeline main part (1) bottom is equipped with desilting mechanism (7) and keeps the intercommunication with pipeline main part (1), elevating system (5) one end is installed and is cleaned mechanism (6), pipeline main part (1) outside nestification is equipped with.
2. The automatic slag removal hydraulic pipeline for hydraulic engineering according to claim 1, wherein: elevating system (5) is including installation box (51), driving motor (52), mounting bracket (53), outer sleeve (54), screw rod (55), thread bush (56), guide sleeve (57), sealing washer (58), gag lever post (59) and limiting plate (511), installation box (51) is installed in pipeline main part (1) top one end, driving motor (52) set up in installation box (51) inboardly, driving motor (52) pass through mounting bracket (53) and pipeline main part (1) fixed connection, outer sleeve (54) nestification sets up in the screw rod (55) outside and keeps swing joint with screw rod (55), outer sleeve (54) one end and the inboard nested connection of sealing washer (58), screw rod (55) set up in driving motor (52) bottom and with driving motor (52)'s motor shaft fixed connection, thread bush (56) nestification sets up in outer sleeve (54) inboard one end and welds with outer sleeve (54), thread bushing (56) and screw rod (55) outside pass through the screw thread and keep swing joint, guide sleeve (57) run through pipeline main part (1) outside and with pipeline main part (1) fixed connection, sealing washer (58) nested install in guide sleeve (57) inboard, gag lever post (59) are installed in screw rod (55) bottom, the same fixed plate (510) of a plurality of specifications is installed in outer sleeve (54) outside, limiting plate (511) nest in fixed plate (510) outside, limiting plate (511) and guide sleeve (57) inboard fixed connection.
3. The automatic slag removal hydraulic pipeline for hydraulic engineering according to claim 1, wherein: the cleaning mechanism (6) comprises a movable plate (61) and a steel wire ball (62), the movable plate (61) is arranged at the bottom end of the outer sleeve (54) and connected with the outer sleeve (54) through screws, and the steel wire ball (62) is mounted on one side of the movable plate (61).
4. The automatic slag removal hydraulic pipeline for hydraulic engineering according to claim 1, wherein: stop mechanism (4) include fixed disk (41), filter screen (42) and spacing groove (43), fixed disk (41) nestification sets up in spacing groove (43) inboard, bolted connection is passed through with pipeline main part (1) inboard in fixed disk (41), install in fixed disk (41) top position filter screen (42), spacing groove (43) fretwork sets up in pipeline main part (1) inboard.
5. The automatic slag removal hydraulic pipeline for hydraulic engineering according to claim 1, wherein: desilting mechanism (7) are including connecting tube (71), discharge gate (72) and second stagnant water valve (73), connecting tube (71) set up in discharge gate (72) inboard, connecting tube (71) outside and pipeline main part (1) fixed connection, discharge gate (72) fretwork sets up in pipeline main part (1) bottom, second stagnant water valve (73) are installed in connecting tube (71) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020425379.1U CN212203590U (en) | 2020-03-30 | 2020-03-30 | Automatic slag removal water conservancy pipeline for water conservancy project |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020425379.1U CN212203590U (en) | 2020-03-30 | 2020-03-30 | Automatic slag removal water conservancy pipeline for water conservancy project |
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| Publication Number | Publication Date |
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| CN212203590U true CN212203590U (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020425379.1U Expired - Fee Related CN212203590U (en) | 2020-03-30 | 2020-03-30 | Automatic slag removal water conservancy pipeline for water conservancy project |
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| CN (1) | CN212203590U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680124A (en) * | 2021-08-24 | 2021-11-23 | 福建星洲水利水电工程有限公司 | Water conservancy pipeline |
| CN113774989A (en) * | 2021-09-22 | 2021-12-10 | 油俊巧 | Water making facility for water conservancy of yellow river |
| CN113931275A (en) * | 2021-10-25 | 2022-01-14 | 广东融盛达物联科技有限公司 | A water conservancy pipeline for hydraulic engineering has automatic scarfing cinder function |
| CN114183597A (en) * | 2021-12-12 | 2022-03-15 | 周建国 | Flange |
-
2020
- 2020-03-30 CN CN202020425379.1U patent/CN212203590U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113680124A (en) * | 2021-08-24 | 2021-11-23 | 福建星洲水利水电工程有限公司 | Water conservancy pipeline |
| CN113680124B (en) * | 2021-08-24 | 2022-07-12 | 福建星洲水利水电工程有限公司 | Water conservancy pipeline |
| CN113774989A (en) * | 2021-09-22 | 2021-12-10 | 油俊巧 | Water making facility for water conservancy of yellow river |
| CN113931275A (en) * | 2021-10-25 | 2022-01-14 | 广东融盛达物联科技有限公司 | A water conservancy pipeline for hydraulic engineering has automatic scarfing cinder function |
| CN113931275B (en) * | 2021-10-25 | 2023-08-22 | 广东融盛达物联科技有限公司 | Water conservancy pipeline with automatic slag removal function for hydraulic engineering |
| CN114183597A (en) * | 2021-12-12 | 2022-03-15 | 周建国 | Flange |
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