CN111664313A - A pipeline supporting construction for water conservancy is carried - Google Patents
A pipeline supporting construction for water conservancy is carried Download PDFInfo
- Publication number
- CN111664313A CN111664313A CN202010545880.6A CN202010545880A CN111664313A CN 111664313 A CN111664313 A CN 111664313A CN 202010545880 A CN202010545880 A CN 202010545880A CN 111664313 A CN111664313 A CN 111664313A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- fixed
- water conservancy
- box body
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/06—Foundation trenches ditches or narrow shafts
- E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
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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
-
- 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
- F16L1/11—Accessories therefor, e.g. anchors for the detection or protection of pipes in the ground
-
- 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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/1091—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with two members, the two members being fixed to each other with fastening members on each side
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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
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P1/00—Safety devices independent of the control and operation of any machine
- F16P1/02—Fixed screens or hoods
Abstract
The invention relates to the technical field of hydraulic engineering, in particular to a pipeline supporting structure for hydraulic conveying. The hydraulic pipeline support has the advantages that the design is novel, the structure is simple, the assembly is convenient, the extension plate is driven to abut against the two sides of the foundation pit through the extension mechanism, on one hand, the problem that the construction personnel are damaged due to collapse of the side of the foundation pit during installation can be solved, the safety protection is increased, on the other hand, the effect of stabilizing and supporting can be achieved, the problem that the pipeline deviates during use is avoided, the closed type buffer mechanism can achieve a buffer effect on the supported pipeline, the influence of soil overstock can not be caused, the buffer effect is good, and the problem that the existing hydraulic pipeline support is poor in earthquake resistance is solved.
Description
Technical Field
The invention relates to the technical field of water conservancy projects, in particular to a pipeline supporting structure for water conservancy transportation.
Background
Hydraulic engineering is a general term for various engineering constructions constructed for controlling, utilizing and protecting water resources and environments on the earth surface and underground, water conservancy transportation generally uses pipelines, and supporting structures are additionally arranged for ensuring stability during installation of the pipelines.
But current pipeline supporting construction is simple, and the installation is complicated, and can have the weakness to the shock attenuation convenience. Accordingly, a pipe support structure for water conservancy transportation is provided to solve the problems of the background art as set forth above.
Disclosure of Invention
The invention aims to provide a pipeline supporting structure for water conservancy transportation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a pipeline supporting construction for water conservancy is carried, includes the base, the upper surface of base is located both sides department symmetry and has seted up a plurality of stake holes, and the upper surface of base is located both ends position department and all is fixed with the extension board, two the outside of extension board all is fixed with the expansion board, and links to each other through extension mechanism between extension board and the expansion board, two be provided with the solid fixed ring of pipeline between the extension board, and the inside wall symmetry of two extension boards is fixed with the support, the lower surface symmetry of the solid fixed ring of pipeline is fixed with rotates the piece, rotate and link to each other through the movable rod rotation between piece and the support, the upper surface of base is fixed with the closed buffer gear who links to each other.
As a further aspect of the invention: the pipeline fixing ring comprises a lower ring body, an upper ring body is arranged above the lower ring body, fixing lugs are arranged at two ends of the lower ring body and the upper ring body, and the fixing lugs are connected through bolts.
As a further aspect of the invention: the lower ring body and the upper ring body are combined to form a whole circle, the lower ring body and the upper ring body are 1/2 whole circles, and rubber pads are arranged on the inner sides of the lower ring body and the upper ring body.
As a further aspect of the invention: the extension mechanism comprises a cavity and a rotary button, wherein the cavity is formed in the support plate, the rotary button is rotatably connected with the upper surface of the support plate, a rotary rod is vertically arranged in the cavity and rotatably connected with the upper surface of the support plate, the upper end of the rotary rod penetrates through the support plate and is connected with the rotary button, two second gears are symmetrically sleeved and fixed on the outer portion of the rotary rod, one side of each of the two second gears is connected with a first gear which is rotatably connected with the inner wall of the support plate, one end of each of the two first gears is fixedly provided with a screw rod which penetrates through the support plate and extends to the outer portion of the support plate, and one end of each of the two screw rods is sleeved.
As a further aspect of the invention: the second gear and the first gear are both bevel gears and are meshed with each other, and the inner side of the threaded sleeve is provided with an internal thread matched with the screw thread of the screw rod.
As a further aspect of the invention: the closed type buffer mechanism comprises a box body fixed on the upper surface of a base, a mounting plate connected with the bottom of a pipeline fixing ring is arranged above the box body, a supporting rod penetrating through the box body and extending into the box body is fixed below the mounting plate, teeth are symmetrically arranged on two sides of the supporting rod inside the box body, gear discs meshed with the teeth are arranged on two sides of the supporting rod, the two gear discs are rotatably connected with the inside of the box body through rotating shafts, a hydraulic buffer connected with the bottom end of the supporting rod is fixed at the bottom end of the inside of the box body, guide rods are symmetrically arranged on two sides of the bottom end of the inside of the box body, two ends of the two guide rods are fixed at the bottom end of the inside of the box body through fixing blocks, springs are sleeved on the outside of the two guide rods, and movable sleeves are sleeved on positions of the outside of the two guide, the surfaces of the two gear disks are provided with eccentric shafts, and the eccentric shafts are rotationally connected with the movable sleeve through connecting rods.
As a further aspect of the invention: the corrugated sleeve connected with the upper surface of the box body is sleeved at the position, below the mounting plate, outside the supporting rod, and the corrugated sleeve is a component made of fluororubber.
As a further aspect of the invention: the mounting panel is the inner arc structure, and the inner arc face of mounting panel and the solid fixed ring's of pipeline bottom extrados laminating mutually, the mounting panel passes through welded fastening with the solid fixed ring of pipeline.
Compared with the prior art, the invention has the beneficial effects that: the hydraulic pipeline support has the advantages that the design is novel, the structure is simple, the assembly is convenient, the extension plate is driven to abut against the two sides of the foundation pit through the extension mechanism, on one hand, the problem that the construction personnel are damaged due to collapse of the side of the foundation pit during installation can be solved, the safety protection is increased, on the other hand, the effect of stabilizing and supporting can be achieved, the problem that the pipeline deviates during use is avoided, the closed type buffer mechanism can achieve a buffer effect on the supported pipeline, the influence of soil overstock can not be caused, the buffer effect is good, and the problem that the existing hydraulic pipeline support is poor in earthquake resistance is solved.
Drawings
Fig. 1 is a schematic structural view of a pipe supporting structure for water conservancy transportation;
fig. 2 is an enlarged schematic view of a pipeline support structure for water conservancy transportation at a position A in fig. 1;
fig. 3 is a schematic structural view of an extension mechanism in a pipe support structure for hydraulic transportation;
FIG. 4 is a schematic view of a pipe retaining ring in a pipe support structure for hydraulic transportation;
fig. 5 is a schematic structural diagram of a closed buffer mechanism in a pipeline supporting structure for water conservancy transportation.
In the figure: 1. a base; 2. pile holes; 3. a threaded sleeve; 4. a screw; 5. a rotation knob; 6. a pipeline fixing ring; 61. a lower ring body; 62. fixing the ear; 63. an upper ring body; 64. a bolt; 7. expanding the board; 8. a support plate; 9. a box body; 10. a bellows sleeve; 11. a rotating member; 12. a movable rod; 13. a support; 14. a cavity; 15. a first gear; 16. a second gear; 17. A rotating rod; 18. teeth; 19. mounting a plate; 20. a support bar; 21. a gear plate; 22. a fixed block; 23. a spring; 24. A movable sleeve; 25. an eccentric shaft; 26. a hydraulic buffer; 27. a connecting rod; 28. a guide bar; 29. a rotating shaft.
Detailed Description
Referring to fig. 1 to 5, in the embodiment of the present invention, a pipeline supporting structure for water conservancy transportation includes a base 1, a plurality of pile holes 2 are symmetrically formed on both sides of an upper surface of the base 1, support plates 8 are fixed on both ends of the upper surface of the base 1, extension plates 7 are fixed on outer sides of the two support plates 8, the support plates 8 are connected with the extension plates 7 through an extension mechanism, the extension mechanism includes a cavity 14 formed inside the support plates 8 and a rotation knob 5 rotatably connected with an upper surface of the support plates 8, a rotation rod 17 rotatably connected with the cavity 14 is vertically arranged inside the cavity 14, an upper end of the rotation rod 17 penetrates through the support plates 8 and is connected with the rotation knob 5, two second gears 16 are symmetrically sleeved and fixed on the outer portions of the rotation rod 17, first gears 15 rotatably connected with inner walls of the support plates 8 are connected to one sides of the two second gears 16, a screw rod 4 penetrating through the support plates 8 and extending to the outer portions of the two first gears 15 is fixed to one end of the support plates 15, one end of each of the two screws 4 is sleeved with a threaded sleeve 3 fixed with the expansion plate 7, the second gear 16 and the first gear 15 are bevel gears and are meshed with each other, the inner side of the threaded sleeve 3 is provided with an internal thread matched with the threads of the screws 4, the device is placed into a foundation pit during installation, a pile T is fixed through a pile hole 2, a rotating button 5 is further screwed (a handheld electric drill can be adopted), the rotating button 5 rotates to drive a rotating rod 17 to rotate, the second gear 16 is fixedly sleeved outside the rotating rod 17 and rotates along with the rotating rod, the first gear 15 further rotates due to the meshing relation, the first gear 15 rotates to drive the screws 4 to rotate, the screws 4 are screwed out of the threaded sleeves 3 due to the thread characteristics, the lengths of the screws 4 and the threaded sleeves 3 are further prolonged, the expansion plate 7 moves towards two sides to support the inner wall of the foundation pit, and on one hand, the problem that the side of the foundation pit collapses and damages to construction personnel during installation can be avoided, increased safety protection, on the other hand can play the effect that stabilizes the support, avoids appearing the problem of pipeline skew in the input use.
Be provided with the solid fixed ring 6 of pipeline between two extension boards 8, solid fixed ring 6 of pipeline includes ring body 61 down, the top of ring body 61 is provided with ring body 63 down, and ring body 61 all is provided with fixed ear 62 with the both ends of last ring body 63 down, link to each other through bolt 64 between two fixed ears 62 that link to each other, become a whole circle after lower ring body 61 merges with last ring body 63, and ring body 61 and last ring body 63 are the 1/2 of whole circle down, the inboard of lower ring body 61 and last ring body 63 all is provided with the rubber pad, during the installation pipeline, dismantle last ring body 63 through loosening bolt 64, further place water conservancy pipeline on ring body 61 down, it is fixed with bolt 64 to block last ring body 63 again after finishing placing, accomplish water conservancy pipeline's fixed, can satisfy the pipeline of different diameters, the practicality has been increased.
The corrugated sleeve 10 connected with the upper surface of the box body 9 is sleeved at the position, below the mounting plate 19, outside the supporting rod 20, and the corrugated sleeve 10 is a member made of fluororubber and can prevent soil from entering.
The mounting panel 19 is the inner arc structure, and the inner arc face of mounting panel 19 laminates mutually with the solid fixed ring 6's of pipeline bottom extrados, and mounting panel 19 passes through welded fastening with the solid fixed ring 6 of pipeline, improves fixed stability.
The working principle of the invention is as follows: when the device is installed, a pile T is fixed through a pile hole 2, a rotating button 5 (a handheld electric drill can be adopted) is further screwed, the rotating button 5 rotates to drive a rotating rod 17 to rotate, a second gear 16 is fixedly sleeved outside the rotating rod 17 and can rotate along with the rotating rod, a first gear 15 further rotates due to the meshing relation, a screw rod 4 is driven to rotate after the first gear 15 rotates, the screw rod 4 is screwed out of a screw sleeve 3 due to the thread characteristic, and the length of the screw rod 4 and the screw sleeve 3 is further prolonged, so that the inner wall of a foundation pit is abutted by the expansion plate 7 moving towards two sides, on one hand, the problem that the side of the foundation pit collapses to cause damage to constructors during installation can be avoided, safety protection is increased, on the other hand, the device can play a role of stabilizing and supporting, and the problem of pipeline deviation in use is avoided;
secondly, when the pipeline is installed, the upper ring body 63 is disassembled by loosening the bolts 64, the water conservancy pipeline is further placed on the lower ring body 61, the upper ring body 63 is clamped again after the water conservancy pipeline is placed, and the water conservancy pipeline is fixed by the bolts 64, so that the water conservancy pipeline fixing device can meet the requirements of pipelines with different diameters, and the practicability is improved;
finally, in the using process, the ground vibration can drive the pipeline fixing ring 6 to move downwards, the supporting rod 20 applies force to the hydraulic buffer 26 in the moving process, the hydraulic buffer 26 retracts to provide a downward moving space for the supporting rod 20 after being stressed, the rebound force of the hydraulic buffer 26 is increased when the hydraulic buffer is stressed, further, the primary pressure relief effect is achieved, the teeth 18 on the surface of the supporting rod 20 can drive the gear disc 21 to rotate when the supporting rod 20 moves downwards, the gear disc 21 can drive the movable sleeve 24 to move on the guide rod 28 through the connecting rod 27 when rotating, the spring 23 can be pressed while moving, the spring 23 retracts to provide a moving space for the spring 23 after being stressed, meanwhile, the tension of the spring 23 can also react with the movable sleeve 24, the force and the force can be mutually offset, further, the buffer effect is achieved, and the closed buffer mechanism cannot be influenced by accumulated pressure due to sealing reasons, buffering effect is good, has solved the current not good problem of water conservancy pipeline support antidetonation.
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 are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. A pipeline supporting structure for water conservancy transportation comprises a base (1) and is characterized in that, a plurality of pile holes (2) are symmetrically arranged on the two sides of the upper surface of the base (1), support plates (8) are fixed on the upper surface of the base (1) at the positions of two ends, extension plates (7) are fixed on the outer sides of the two support plates (8), the support plates (8) are connected with the expansion plate (7) through an extension mechanism, a pipeline fixing ring (6) is arranged between the two support plates (8), and the inner side walls of the two support plates (8) are symmetrically fixed with supports (13), the lower surface of the pipeline fixing ring (6) is symmetrically fixed with rotating pieces (11), the rotating part (11) is rotatably connected with the support (13) through a movable rod (12), the upper surface of the base (1) is fixed with a closed buffer mechanism connected with the pipeline fixing ring (6).
2. The pipeline supporting structure for water conservancy transportation according to claim 1, wherein the pipeline fixing ring (6) comprises a lower ring body (61), an upper ring body (63) is arranged above the lower ring body (61), fixing lugs (62) are arranged at two ends of the lower ring body (61) and the upper ring body (63), and two connected fixing lugs (62) are connected through bolts (64).
3. The pipeline supporting structure for water conservancy transportation according to claim 2, wherein the lower ring body (61) and the upper ring body (63) are combined to form a complete circle, the lower ring body (61) and the upper ring body (63) are both 1/2 of the complete circle, and rubber pads are arranged on the inner sides of the lower ring body (61) and the upper ring body (63).
4. A pipe support structure for water conservancy transportation according to claim 1, the extension mechanism comprises a cavity (14) arranged in the support plate (8) and a rotary button (5) rotationally connected with the upper surface of the support plate (8), a rotating rod (17) which is connected in a rotating way is vertically arranged in the cavity (14), the upper end of the rotating rod (17) penetrates through the support plate (8) to be connected with the rotating button (5), and the outside symmetry of bull stick (17) is cup jointed and is fixed with two second gears (16), two one side of second gear (16) all is connected with and rotates first gear (15) that link to each other with extension board (8), two the one end of first gear (15) all is fixed with and runs through extension board (8) and extend to its outside screw rod (4), two the one end of screw rod (4) all cup joints swivel nut (3) of fixing mutually with expansion board (7).
5. The pipeline supporting structure for water conservancy transportation according to claim 4, wherein the second gear (16) and the first gear (15) are bevel gears and are meshed with each other, and the inner side of the threaded sleeve (3) is provided with an internal thread matched with the thread of the screw rod (4).
6. The pipeline supporting structure for water conservancy transportation according to claim 1, wherein the closed buffer mechanism comprises a box body (9) fixed on the upper surface of the base (1), a mounting plate (19) connected with the bottom of the pipeline fixing ring (6) is arranged above the box body (9), a supporting rod (20) extending into the box body (9) and penetrating through the box body (9) is fixed below the mounting plate (19), teeth (18) are symmetrically arranged on two sides of the supporting rod (20) in the box body (9), gear discs (21) meshed with the teeth (18) are arranged on two sides of the supporting rod (20), the two gear discs (21) are rotatably connected with the inside of the box body (9) through rotating shafts (29), a hydraulic buffer (26) connected with the bottom end of the supporting rod (20) is fixed at the bottom end of the inside of the box body (9), guide rods (28) are symmetrically arranged on two sides of the inner bottom end of the box body (9), which are located on a hydraulic buffer (26), two ends of each guide rod (28) are fixed to the inner bottom end of the box body (9) through fixing blocks (22), springs (23) are sleeved on the outer portions of the two guide rods (28), movable sleeves (24) are sleeved on positions, located on one sides of the springs (23), of the outer portions of the two guide rods (28), eccentric shafts (25) are arranged on the surfaces of the two gear discs (21), and the eccentric shafts (25) are rotatably connected with the movable sleeves (24) through connecting rods (27).
7. A pipe support structure for water conservancy transportation according to claim 6, wherein the corrugated sleeve (10) connected to the upper surface of the box body (9) is sleeved on the outer portion of the support rod (20) at a position below the mounting plate (19), and the corrugated sleeve (10) is a member made of fluororubber.
8. The pipeline supporting structure for water conservancy conveying according to claim 6, characterized in that mounting panel (19) is the intrados structure, and the intrados of mounting panel (19) and the outer cambered surface of bottom of the solid fixed ring of pipeline (6) laminate mutually, mounting panel (19) and solid fixed ring of pipeline (6) pass through welded fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010545880.6A CN111664313A (en) | 2020-06-16 | 2020-06-16 | A pipeline supporting construction for water conservancy is carried |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010545880.6A CN111664313A (en) | 2020-06-16 | 2020-06-16 | A pipeline supporting construction for water conservancy is carried |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111664313A true CN111664313A (en) | 2020-09-15 |
Family
ID=72387689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010545880.6A Pending CN111664313A (en) | 2020-06-16 | 2020-06-16 | A pipeline supporting construction for water conservancy is carried |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111664313A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127628A (en) * | 2023-10-26 | 2023-11-28 | 国网（天津）综合能源服务有限公司 | Cable structure foundation pit supporting device |
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| CN209054177U (en) * | 2018-11-07 | 2019-07-02 | 惠金凤 | A kind of fixed device of water supply and sewerage pipeline laying |
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| CN210372305U (en) * | 2019-05-05 | 2020-04-21 | 成都聚地石油天然气有限责任公司 | Natural gas conveying pipeline reinforcing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2013147816A (en) * | 2012-01-18 | 2013-08-01 | Chemical Grouting Co Ltd | Earth retaining member and earth retaining method |
| CN207003449U (en) * | 2017-07-31 | 2018-02-13 | 吴科 | A kind of horizontal support structure for construction |
| CN207796288U (en) * | 2018-02-01 | 2018-08-31 | 深圳市库博建筑设计事务所有限公司 | A kind of mounting structure between indoor exhaust wind pipeline and wall |
| CN209054177U (en) * | 2018-11-07 | 2019-07-02 | 惠金凤 | A kind of fixed device of water supply and sewerage pipeline laying |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117127628A (en) * | 2023-10-26 | 2023-11-28 | 国网（天津）综合能源服务有限公司 | Cable structure foundation pit supporting device |
| CN117127628B (en) * | 2023-10-26 | 2024-03-26 | 国网（天津）综合能源服务有限公司 | Cable structure foundation pit supporting device |
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