CN110894895A - Pipeline installation auxiliary device for mountain slope - Google Patents
Pipeline installation auxiliary device for mountain slope Download PDFInfo
- Publication number
- CN110894895A CN110894895A CN201911207813.7A CN201911207813A CN110894895A CN 110894895 A CN110894895 A CN 110894895A CN 201911207813 A CN201911207813 A CN 201911207813A CN 110894895 A CN110894895 A CN 110894895A
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- Prior art keywords
- fixed
- wall
- pipeline
- auxiliary device
- bolts
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- 238000009434 installation Methods 0.000 title claims abstract description 42
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C11/00—Locomotives or motor railcars characterised by the type of means applying the tractive effort; Arrangement or disposition of running gear other than normal driving wheel
- B61C11/02—Locomotives or motor railcars characterised by the type of means applying the tractive effort; Arrangement or disposition of running gear other than normal driving wheel tractive effort applied to cables or chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/0243—Laying or reclaiming pipes on land, e.g. above the ground above ground
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The invention belongs to the technical field of installation auxiliary devices, and particularly relates to a pipeline installation auxiliary device for a mountain slope, aiming at the problems that a pipeline cannot reach a designated position, the safety and fixing work of the pipeline cannot be completed enough, and the environment is not perfect, the pipeline installation auxiliary device comprises supporting plates, wherein baffle plates are fixed on the outer walls of two sides of the four supporting plates through bolts, pulleys are fixed on the outer walls of the bottoms of the four supporting plates through screws, the outer wall of one side of each of the two supporting plates is fixed with a same baffle plate through a connecting piece, a control box is fixed on the outer wall of one side of each baffle plate through a bolt, an altitude measuring instrument is fixed on the outer wall of one side, close to the control box, of each baffle plate, and an installation plate is fixed on the outer wall of one side of each baffle. The pipeline installation method is beneficial to promoting the next installation work of the pipeline, saves manpower and material resources, protects the safety of constructors and improves the pipeline installation efficiency.
Description
Technical Field
The invention relates to the technical field of installation auxiliary devices, in particular to a pipeline installation auxiliary device for a mountain slope.
Background
With the continuous development of economy in China, the construction industry is rapidly advanced, so that elite in the construction industry are required to be constructed in more difficult geographical environments to finish the curiosity of buildings. In the environment of mountain slopes, vertical transportation is always a great problem nowadays, and besides the reason of considering the geographical environment, the protection of the environment is also considered, generally, pipeline installation can be carried out in a flat terrain region by adopting a butt-joint machine, and then welding is carried out manually, however, in the environment of mountain slopes, welding and butt-joint work are difficult to achieve, and if the treatment is improper, the surrounding ecological environment is easily damaged, and landslide and debris flow are caused.
Through retrieval, a patent with the Chinese patent application number of CN201810064204.X discloses a steep-wall slope large-scale pipeline installation device, which comprises a slide rail, a connecting steel wire rope, a traction steel wire rope, a winch, a transport trolley, a pipeline bracket, a pipeline clamp, a rubber wheel, a shaft pin, a spring and a bolt. The umbrella storage device in the above patent has the following disadvantages: the pipeline can not reach a specified position, the safety and fixing work of the pipeline is not enough, and the safety and fixing work of the pipeline is not perfect in the aspect of environment, so that the pipeline installation auxiliary device for the mountain slope is urgently needed.
Disclosure of Invention
The invention provides a pipeline installation auxiliary device for mountain slopes, which is based on the technical problems that a pipeline can not reach a designated position, the safety and fixing work of the pipeline is not enough, and the environment is not perfect.
The invention provides a pipeline installation auxiliary device for a mountain slope, which comprises supporting plates, wherein baffle plates are fixed on the outer walls of two sides of four supporting plates through bolts, pulleys are fixed on the outer walls of the bottoms of the four supporting plates through screws, the same partition plate is fixed on the outer wall of one side of each of the two supporting plates through a connecting piece, a control box is fixed on the outer wall of one side of each partition plate through a bolt, an altitude measuring instrument is fixed on the outer wall of one side, close to the control box, of each partition plate through a bolt, a mounting plate is fixed on the outer wall of one side of each of the four baffle plates through a bolt, steel rope safety ropes are fixed on the outer walls of one side of each of the four mounting plates through bolts, the same steel rope is inserted into the inner walls of the two steel rope safety ropes, the same top outer wall of, the storage battery is fixed on the inner wall of the top of the case through bolts, the motor is fixed on the inner wall of the top of one side, close to the storage battery, of the case through bolts, and the output shaft of the motor is connected with the rotating shaft through the coupler.
Preferably, the circumference outer wall of pivot is connected with the gear through rotating, and gear circumference outer wall has the insection pole through the meshing, and insection pole bottom outer wall has the ejector pad through the bolt fastening.
Preferably, the inner walls of the two sides of the case are both fixed with torsion springs through bolts, and the outer walls of the two opposite sides of the torsion springs are both fixed with brackets through bolts.
Preferably, the cross parts of the two brackets are mutually fixed through hinges, and the bifurcations of the two brackets are connected with a pipeline safety clamp through threads.
Preferably, the inner walls of the two pipeline safety clamps are connected with suckers through threads, and the outer walls of the bottoms of the two pipeline safety clamps are fixed with magnetic blocks through bolts.
Preferably, the outer wall of one side opposite to the case is fixed with extension springs through bolts, and the outer wall of one side opposite to the two extension springs is fixed on the outer walls of the two supporting plates through bolts.
Preferably, the outer wall of the bottom of the pulley is connected with a bidirectional slide rail in a sliding manner, and a fixed shielding plate is fixed on the sliding wall of the bottom of the bidirectional slide rail through a bolt.
Preferably, the outer wall of the bottom of the bidirectional slide rail is provided with through holes distributed at equal intervals, and the outer wall of one side of the bidirectional slide rail is fixed with a steel rope winding machine through bolts.
Preferably, the outer wall of the top of the fixed shielding plate is provided with buffering grains which are distributed equidistantly, and the inner wall of the bottom of the fixed shielding plate is fixed with a sponge layer through bolts.
Preferably, the storage battery, the motor, the altitude measuring instrument and the steel rope winding machine are all connected with a switch through wires, and the switches are all connected with the output end of the controller through signal wires.
The beneficial effects of the invention are as follows:
1. this mountain is pipeline installation auxiliary device for slope, it is rotatory to drive the pivot through the motor, and then it is rotatory to drive the gear, and rotatory gear drives the profile bar and moves down, and the profile bar bottom is provided with the ejector pad, can promote the pipeline and shift out the pipeline safety clamp for the pipeline can steadily arrive the assigned position smoothly, is favorable to promoting the installation work on pipeline next step, has saved manpower and materials, and has protected constructor's safety.
2. This pipeline installation auxiliary device for massif slope through be provided with the sucking disc on the pipeline safety clamp inner wall, can carry out effectual fixing to the circumference outer wall of pipeline, has strengthened the protection to the pipeline, has also improved pipeline installation's efficiency simultaneously.
3. This pipeline installation auxiliary device for massif slope through be provided with fixed sunshade on the smooth wall at two-way slide rail, and is provided with the buffering line on fixed sunshade, can carry out effectual reduction to the impact force of auxiliary device gliding, and then is favorable to protecting the safety of pipeline, is provided with the sponge layer at the inner wall of fixed sunshade simultaneously, can prevent that special pipeline overweight from extrudeing and destroying two-way slide rail.
4. This pipeline installation auxiliary device for massif slope through being provided with extension spring and torsion spring, extension spring can prevent effectively that auxiliary device from making the condition of whole scattered frame take place because of massif wind-force is too big, and torsion spring can effectively protect the pipeline safety clamp because of the condition of using distortion for a long time.
5. This mountain is pipeline installation auxiliary device for slope is provided with the through-hole through the bottom at two-way slide rail, can make the rainwater in the rainy day return in the soil, has prevented that the condition of soil erosion and water loss from taking place, has protected the environment.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device has the advantages of simple structure, convenient operation and good stability.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a pipeline installation auxiliary device for mountain slopes according to the present invention;
FIG. 2 is a schematic side view of a pipeline installation auxiliary device for mountain slopes according to the present invention;
FIG. 3 is a schematic side view of a bidirectional slide rail of the pipeline installation auxiliary device for mountain slopes according to the present invention;
FIG. 4 is a schematic view of a partial structure of a pipeline safety clamp of an auxiliary device for installing a pipeline on a mountain slope according to the present invention;
FIG. 5 is a schematic top view of a two-way sliding rail of the auxiliary device for pipeline installation for mountain slopes according to the present invention;
fig. 6 is a schematic structural view of a fixing shield of the pipeline installation assisting device for mountain slopes according to the present invention.
In the figure: 1-pulley, 2-baffle, 3-steel rope safety rope, 4-mounting plate, 5-support plate, 6-extension spring, 7-top plate, 8-cabinet, 9-storage battery, 10-gear, 11-motor, 12-rotary table, 13-torsion spring, 14-bracket, 15-toothed bar, 16-hinge, 17-push block, 18-pipeline safety clamp, 19-magnet, 20-partition plate, 21-control box, 22-altitude measuring instrument, 23-steel rope, 24-bidirectional slide rail, 25-steel rope winder, 26-suction cup, 27-fixed shield, 28-through hole, 29-buffer pattern and 30-sponge layer.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, a pipeline installation auxiliary device for mountain slopes comprises support plates 5, wherein two outer walls of four support plates 5 are respectively fixed with a baffle 2 by bolts, the outer walls of the bottoms of the four support plates 5 are respectively fixed with a pulley 1 by bolts, the outer wall of one side of each of two support plates 5 is respectively fixed with a same baffle 20 by a connecting piece, the outer wall of one side of each baffle 20 is fixed with a control box 21 by bolts, the outer wall of one side of each baffle 20 close to the control box 21 is fixed with an altitude measuring instrument 22 by bolts, the outer wall of one side of each baffle 2 is respectively fixed with a mounting plate 4 by bolts, the outer wall of one side of each mounting plate 4 is respectively fixed with a steel cable 3 by bolts, the inner walls of the two steel cable safeties 3 are respectively inserted with a same steel cable 23, the outer walls of the tops of the two support plates 5 are respectively fixed with a, the inner wall of the top of the case 8 is fixed with a storage battery 9 through bolts, the inner wall of the top of one side, close to the storage battery 9, of the case 8 is fixed with a motor 11 through bolts, and an output shaft of the motor 11 is connected with a rotating shaft through a coupler 12.
According to the pipeline safety clamp, the gear 10 is connected to the outer circumferential wall of the rotating shaft in a rotating mode, the toothed bar 15 is meshed with the outer circumferential wall of the gear 10, the pushing block 17 is fixed to the outer wall of the bottom of the toothed bar 15 through the bolt, a pipeline can be pushed to move out of the pipeline safety clamp, the pipeline can smoothly and stably reach an appointed position, the next installation work of the pipeline is facilitated, manpower and material resources are saved, and the safety of constructors is protected.
In the invention, the inner walls of two sides of the case 8 are fixed with the torsion springs 13 through bolts, so that the situation that the pipeline safety clamp is distorted and deformed due to long-time use can be effectively protected, and the outer walls of the opposite sides of the two torsion springs 13 are fixed with the brackets 14 through bolts.
In the invention, the intersection of the two brackets 14 is fixed with each other through a hinge 16, and the bifurcations of the two brackets 14 are both connected with a pipeline safety clamp 18 through threads.
In the invention, the inner walls of the two pipeline safety clamps 18 are both connected with the suckers 26 through threads, so that the circumferential outer walls of the pipelines can be effectively fixed, the protection of the pipelines is enhanced, the pipeline installation efficiency is improved, and the magnetic blocks 19 are fixed on the outer walls of the bottoms of the two pipeline safety clamps 18 through bolts.
In the invention, the outer walls of the opposite sides of the case 8 are all fixed with the extension springs 6 through bolts, so that the situation that the auxiliary device is integrally scattered due to overlarge mountain wind force can be effectively prevented, and the outer walls of the opposite sides of the two extension springs 6 are all fixed on the outer walls of the two supporting plates 5 through bolts.
In the invention, the outer wall of the bottom of the pulley 1 is connected with a bidirectional slide rail 24 in a sliding way, and a fixed shielding plate 27 is fixed on the sliding wall of the bottom of the bidirectional slide rail 24 through a bolt.
In the invention, the outer wall of the bottom of the bidirectional slide rail 24 is provided with the through holes 28 distributed at equal intervals, so that rainwater in rainy days can return to soil, the condition of water and soil loss is prevented, the environment is protected, and the outer wall of one side of the bidirectional slide rail 24 is fixed with the steel rope winding machine 25 through bolts.
In the invention, the outer wall of the top of the fixed shielding plate 27 is provided with the buffering grains 29 distributed equidistantly, so that the impact force of the auxiliary device sliding downwards can be effectively reduced, the safety of the pipeline is protected, and the sponge layer 30 is fixed on the inner wall of the bottom of the fixed shielding plate 27 through bolts, so that the special pipeline can be prevented from being damaged due to the extrusion of the bidirectional slide rail.
In the invention, the storage battery 9, the motor 11, the push block 17, the altitude measuring instrument 22 and the steel rope winding machine 25 are all connected with switches through wires, and the switches are all connected with the output end of the controller through signal wires.
When the pipeline safety clamp is used, a pipeline is placed into the pipeline safety clamp 18, the pipeline safety clamp 18 is closed through the magnetic block 19 at the bottom of the pipeline safety clamp 18, meanwhile, the sucking disc 26 arranged on the inner wall of the pipeline safety clamp 18 can fix the circumferential outer wall of the pipeline, each auxiliary device is connected through the steel rope 23 during the period, each auxiliary device slides on the two-way sliding rail 24 built on the slope through the pulley 1, meanwhile, the auxiliary device can meet the required height of a user by starting the steel rope winding machine 25, meanwhile, the altitude measuring instrument 22 arranged on one side of the auxiliary device can measure the altitude of the place, the fixed shielding plate 27 is arranged on the sliding wall of the two-way sliding rail 24, the buffer grains 29 arranged on the fixed shielding plate 27 can continuously slow down the speed of the auxiliary device, the safety of the pipeline is effectively protected, when the pipeline is in a set position, the steel rope winding machine 25 is closed, the motor 11 is started through the controller, the motor 11 drives the rotating shaft to rotate, the rotating shaft drives the gear 10 to rotate, the gear 10 drives the threaded rod 15 to move downwards, and then the pushing block 17 is promoted to push the pipeline to stretch the pipeline safety frame 18, so that the pipeline reaches a designated position, and further the subsequent installation work is completed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A pipeline installation auxiliary device for mountain slopes comprises supporting plates (5) and is characterized in that baffle plates (2) are fixed to the outer walls of the two sides of the four supporting plates (5) through bolts, pulleys (1) are fixed to the outer walls of the bottoms of the four supporting plates (5) through screws, a same partition plate (20) is fixed to the outer wall of one side of each supporting plate (5) through a connecting piece, a control box (21) is fixed to the outer wall of one side of each partition plate (20) through a bolt, an altitude measuring instrument (22) is fixed to the outer wall of one side, close to the control box (21), of each partition plate (20), mounting plates (4) are fixed to the outer wall of one side of each baffle plate (2) through a bolt, steel rope safety ropes (3) are fixed to the outer walls of one side of the four mounting plates (4) through bolts, a same steel rope (23) is inserted, two backup pad (5) top outer wall all is fixed with same roof (7) through the bolt, and two roof (7) relative one side outer walls all are fixed with same quick-witted case (8) through the bolt, quick-witted case (8) top inner wall has battery (9) through the bolt fastening, one side top inner wall that quick-witted case (8) are close to battery (9) has motor (11) through the bolt fastening, and the output shaft of motor (11) is connected with the pivot through shaft coupling (12).
2. The pipeline installation auxiliary device for the mountain slope is characterized in that a gear (10) is rotatably connected to the circumferential outer wall of the rotating shaft, a toothed rod (15) is meshed with the circumferential outer wall of the gear (10), and a pushing block (17) is fixed to the outer wall of the bottom of the toothed rod (15) through a bolt.
3. The pipeline installation auxiliary device for the mountain slope as claimed in claim 1, wherein the inner walls of two sides of the case (8) are fixed with the torsion springs (13) through bolts, and the outer walls of the two opposite sides of the torsion springs (13) are fixed with the brackets (14) through bolts.
4. The pipeline installation auxiliary device for the mountain slope is characterized in that the intersection of the two brackets (14) is fixed to each other through a hinge (16), and the branch of each bracket (14) is connected with a pipeline safety clamp (18) through threads.
5. The pipeline installation auxiliary device for the mountain slope as claimed in claim 4, wherein the inner walls of the two pipeline safety clamps (18) are connected with suction cups (26) through threads, and the outer walls of the bottoms of the two pipeline safety clamps (18) are fixed with magnetic blocks (19) through bolts.
6. The pipeline installation auxiliary device for the mountain slope as claimed in claim 1, wherein the outer wall of the opposite side of the chassis (8) is fixed with the extension spring (6) through bolts, and the outer wall of the opposite side of the two extension springs (6) is fixed on the outer wall of the two support plates (5) through bolts.
7. The pipeline installation auxiliary device for the mountain slope as claimed in claim 1, wherein the pulley (1) is connected with a bidirectional slide rail (24) through sliding at the outer wall of the bottom, and a fixed shield (27) is fixed on the sliding wall of the bottom of the bidirectional slide rail (24) through bolts.
8. The pipeline installation auxiliary device for the mountain slope as claimed in claim 7, wherein the outer wall of the bottom of the bidirectional slide rail (24) is provided with through holes (28) distributed at equal intervals, and the outer wall of one side of the bidirectional slide rail (24) is fixed with a steel rope winder (25) through bolts.
9. The pipeline installation auxiliary device for the mountain slope as claimed in claim 7, wherein the top outer wall of the fixing shield (27) is provided with buffering lines (29) distributed at equal intervals, and the bottom inner wall of the fixing shield (27) is fixed with a sponge layer (30) through bolts.
10. The pipeline installation auxiliary device for the mountain slope as claimed in claim 1, wherein the storage battery (9), the motor (11), the push block (17), the altitude measuring instrument (22) and the steel rope winding machine (25) are all connected with switches through conducting wires, and the switches are all connected with the output end of the controller through signal wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911207813.7A CN110894895A (en) | 2019-11-30 | 2019-11-30 | Pipeline installation auxiliary device for mountain slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911207813.7A CN110894895A (en) | 2019-11-30 | 2019-11-30 | Pipeline installation auxiliary device for mountain slope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110894895A true CN110894895A (en) | 2020-03-20 |
Family
ID=69788313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911207813.7A Pending CN110894895A (en) | 2019-11-30 | 2019-11-30 | Pipeline installation auxiliary device for mountain slope |
Country Status (1)
| Country | Link |
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| CN (1) | CN110894895A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111591903A (en) * | 2020-06-12 | 2020-08-28 | 中国三冶集团有限公司 | Piping lane installation auxiliary mechanism and installation method thereof |
| CN113200487A (en) * | 2021-05-12 | 2021-08-03 | 娄底市水利水电工程建设有限责任公司 | Steep slope section long and narrow tunnel pressure steel pipe transportation system and construction method |
| CN117775964A (en) * | 2023-12-28 | 2024-03-29 | 常州百事瑞机电设备有限公司 | Pipeline laying construction hoist device |
-
2019
- 2019-11-30 CN CN201911207813.7A patent/CN110894895A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111591903A (en) * | 2020-06-12 | 2020-08-28 | 中国三冶集团有限公司 | Piping lane installation auxiliary mechanism and installation method thereof |
| CN113200487A (en) * | 2021-05-12 | 2021-08-03 | 娄底市水利水电工程建设有限责任公司 | Steep slope section long and narrow tunnel pressure steel pipe transportation system and construction method |
| CN117775964A (en) * | 2023-12-28 | 2024-03-29 | 常州百事瑞机电设备有限公司 | Pipeline laying construction hoist device |
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