CN113833906A - Underground pipeline installation centering device for hydraulic engineering construction - Google Patents
Underground pipeline installation centering device for hydraulic engineering construction Download PDFInfo
- Publication number
- CN113833906A CN113833906A CN202111301195.XA CN202111301195A CN113833906A CN 113833906 A CN113833906 A CN 113833906A CN 202111301195 A CN202111301195 A CN 202111301195A CN 113833906 A CN113833906 A CN 113833906A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- rod
- connecting pipe
- sleeve
- mounting panel
- 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
Links
- 238000010276 construction Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 title claims abstract description 19
- 238000001125 extrusion Methods 0.000 claims description 2
- 230000002146 bilateral effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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
- 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
- F16L1/09—Accessories therefor, e.g. anchors for bringing two tubular members closer to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
-
- 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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
- F16L1/036—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being composed of sections of short length
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses an underground pipeline installation centering device for hydraulic engineering construction, and belongs to the technical field of hydraulic engineering construction. The utility model provides an underground piping erection centering device for hydraulic engineering construction, including pipeline A, pipeline A right side is equipped with pipeline B, the spout has been seted up to pipeline A right part, be equipped with solid fixed ring in the spout, gu fixed ring has seted up a plurality of bolt holes on the fixed ring, be equipped with the shank of bolt in the bolt hole, pipeline B left end outside cover is equipped with the connecting pipe, the wide mouthed groove has been seted up on the connecting pipe right side, the inside spacing ring that is equipped with of connecting pipe, pipeline A below is equipped with the mounting panel, the mounting panel below is equipped with a plurality of sleeves, be equipped with spring A in the sleeve, insert, mounting panel top symmetry is equipped with two arcs, the arc below is equipped with the threaded rod, the symmetry is equipped with two lantern rings on the threaded rod, lantern ring top is connected with the slide bar, slide bar upper portion is connected with the sleeve. This device can the person of facilitating the use install the pipeline.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering construction, in particular to an underground pipeline installation centering device for hydraulic engineering construction.
Background
Hydraulic engineering construction needs excavation gallery, and install underground piping in it, need carry out the centering processing during underground piping erection, it is correct to ensure underground piping connection, the operation step is miscellaneous redundantly in partial underground piping centering device centering, the practicality is relatively poor, and lack the shock attenuation measure, the vibrations that produce can lead to the fact certain interference to the connection operation during underground piping connection, and need accomplish the operation with the help of equipment such as loop wheel machine when underground piping is being sent into the gallery, influence the efficiency of construction, increase construction cost, and this type of device is inconvenient to remove in the gallery, be difficult to satisfy long distance underground piping connection operation requirement, the practicality is relatively poor, be unfavorable for popularization and use.
The prior patent document with the publication number of CN113108126A provides an underground pipeline installation centering device for hydraulic engineering construction, and the device uses through carrying the cooperation of box, backup pad, second screw rod, guide bar and rotary disk, wholly has adopted mobilizable structural design, can walk automatically in the gallery, satisfies the operation requirement of long distance pipeline butt joint operation, has promoted the flexibility and the practicality of the device. Although the device has more beneficial effects, the following problems still exist: in the use process of the device, the device is in frictional contact with the ground, so that disturbance is easy to occur under the action of external force, and the efficiency of pipeline installation is influenced. In addition, existing pipe centering devices are not capable of centering pipes of different sizes. In view of this, we propose an underground pipeline installation centering device for hydraulic engineering construction.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide an underground pipeline installation centering device for hydraulic engineering construction, which aims to solve the problems in the background technology.
2. Technical scheme
An underground pipeline installation centering device for hydraulic engineering construction comprises a pipeline A, wherein a pipeline B is arranged on the right side of the pipeline A, a sliding groove is formed in the right part of the pipeline A, a fixing ring is arranged in the sliding groove, a plurality of bolt holes are formed in the fixing ring, bolt rods are arranged in the bolt holes, a connecting pipe is sleeved on the outer side of the left end of the pipeline B, a wide-mouth groove is formed in the right side of the connecting pipe, a limiting ring is arranged inside the connecting pipe, a mounting plate is arranged below the pipeline A, a plurality of sleeves A are arranged below the mounting plate, springs A and ground jacks are arranged in the sleeves A, two arc-shaped plates are symmetrically arranged above the mounting plate, threaded rods are arranged below the arc-shaped plates, two lantern rings are symmetrically arranged on the threaded rods, a sliding rod is connected above the lantern rings, a sleeve B is connected to the upper part of the sliding rod, and a T-shaped rod is connected to the upper end of the sleeve B through a ball hinge, the utility model discloses a hydraulic telescopic handle, including threaded rod, mounting panel, ejector pad, hydraulic telescopic rod, mounting panel both sides symmetry, the threaded rod front end is connected with adjusting handle, the mounting panel top is equipped with the ejector pad, the ejector pad right side is equipped with hydraulic telescopic rod, hydraulic telescopic rod left end cover is equipped with the adapter sleeve, be equipped with spring B in the adapter sleeve, the mounting panel both sides symmetry is equipped with two rings, a plurality of screw holes have been seted up in the connecting pipe left side.
Preferably, the fixing ring is rotatably connected with the sliding groove, and the bolt hole is in inserted fit with the bolt rod.
Preferably, the connecting pipe is connected with a pipe B in a sliding manner, the pipe B is fixedly connected with a limiting ring, the limiting ring is connected with the connecting pipe in a sliding manner, the connecting pipe is in splicing fit with the pipe A, and the threaded hole is in threaded connection with the bolt rod.
Preferably, the mounting panel is connected fixedly with sleeve A, sliding connection is inserted with ground to sleeve A, the mounting panel is connected fixedly with the arc, the mounting panel rotates with the threaded rod to be connected, the threaded rod is connected fixedly with adjusting hand wheel, be equipped with symmetrical screw thread on the threaded rod, threaded rod and lantern ring threaded connection.
Preferably, the lantern ring is connected with the sliding rod in a rotating mode, the sliding rod is connected with the sleeve B in a sliding mode, the sleeve B is fixedly connected with the T-shaped rod, and the sleeve B is connected with the mounting plate in a rotating mode.
Preferably, hydraulic telescoping rod is fixed with the mounting panel installation, mounting panel and adapter sleeve sliding connection, the adapter sleeve is connected fixedly with the ejector pad, ejector pad and connecting pipe extrusion contact, rings are connected fixedly with the mounting panel.
Preferably, the T-shaped rod consists of a cross rod and a longitudinal rod, the cross rod is in contact with the pipeline, and the cross rod is elastically connected to the longitudinal rod in a sliding mode.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. according to the invention, the plurality of ground inserts are arranged below the mounting plate, so that the mounting plate can be fixed in soil through the ground inserts, the stability of the device is improved, the device can effectively fix the pipeline A and the pipeline B, and the problem that the butt joint efficiency is influenced due to disturbance generated when the pipeline A and the pipeline B are in butt joint can be solved; in addition, through inserting setting up spring B on ground for when hoisting pipeline A, pipeline B to the arc, can cushion the collision between pipeline A, pipeline B and this device through spring B's shrink, reach the purpose of protection this device and pipeline A, pipeline B. The invention has compact structure and reasonable design, and can effectively improve the installation efficiency of the pipeline.
2. According to the invention, the bidirectional threads are arranged on the threaded rod, so that when a user rotates the threaded rod through the adjusting hand wheel, the two symmetrically arranged lantern rings can be pushed to move outwards, the sliding rod and the sleeve can push the T-shaped rod inwards, the pipelines A and B can be centered and fixed at three points through the two symmetrically arranged T-shaped rods and the arc-shaped plate, the pipelines A and B can be conveniently butted, and the transverse rods of the T-shaped rods are elastically and slidably connected to the longitudinal rods, so that the pipelines with different sizes can be fixed, including the centering of the pipelines with different sizes on two sides.
3. According to the invention, the connecting pipe is sleeved outside the pipeline B, and the wide-mouth groove is formed in the left side of the connecting pipe, so that after the pipeline A and the pipeline B are preliminarily positioned, the connecting pipe can be pushed by the hydraulic telescopic rod to indirectly push the connecting pipe, the connecting pipe can be conveniently sleeved outside the pipeline B, and the fixing ring and the connecting pipe are pulled towards the middle by the bolt rod, so that the pipeline A and the pipeline B can be butted in the connecting pipe, and the efficiency of pipeline butting is increased.
4. According to the invention, the spring B is arranged at the left end of the hydraulic telescopic rod, so that the hydraulic telescopic rod can indirectly push the push block through the spring B, when the connecting pipe is blocked in the moving process, the pushing of the hydraulic telescopic rod can be buffered through the contraction of the spring B, and a user can knock the connecting pipe to loosen the connecting pipe and move leftwards under the action of the internal force of the spring B; through this kind of mode, can carry out effectual protection to the pipeline.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial cutaway view of the present invention;
FIG. 3 is a partial schematic structural view of the present invention;
FIG. 4 is a fragmentary structural exploded view of the present invention;
the reference numbers in the figures illustrate: 1. a pipeline A; 2. a pipeline B; 3. a chute; 4. a fixing ring; 5. bolt holes; 6. a connecting pipe; 7. a wide-mouth groove; 8. a limiting ring; 9. mounting a plate; 10. a sleeve A; 11. a spring A; 12. inserting the ground; 13. an arc-shaped plate; 14. a threaded rod; 15. a collar; 16. a slide bar; 17. a T-shaped rod; 18. adjusting a hand wheel; 19. a push block; 20. a hydraulic telescopic rod; 21. connecting sleeves; 22. a spring B; 23. a hoisting ring; 24. a threaded hole; 25. a bolt shank; 26. and a sleeve B.
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution:
an underground pipeline installation centering device for hydraulic engineering construction comprises a pipeline A1, a pipeline B2 is arranged on the right side of a pipeline A1, a sliding groove 3 is formed in the right portion of the pipeline A1, a fixing ring 4 is arranged in the sliding groove 3, a plurality of bolt holes 5 are formed in the fixing ring 4, bolt rods 25 are arranged in the bolt holes 5, a connecting pipe 6 is sleeved on the outer side of the left end of the pipeline B2, a wide-mouth groove 7 is formed in the right side of the connecting pipe 6, a limiting ring 8 is arranged inside the connecting pipe 6, a mounting plate 9 is arranged below the pipeline A1, a plurality of sleeves A10 are arranged below the mounting plate 9, a spring A11 and a ground plug 12 are arranged in the sleeve A10, two arc plates 13 are symmetrically arranged above the mounting plate 9, a threaded rod 14 is arranged below the arc plates 13, two lantern rings 15 are symmetrically arranged on the threaded rod 14, a sliding rod 16 is connected above the lantern rings 15, a sleeve B26 is connected to the upper portion of the sliding rod 16, the sliding rod 16 is elastically connected inside the sleeve B26 through a spring, the upper end of the sleeve B26 is connected with a T-shaped rod 17 in a spherical hinge mode, the front end of the threaded rod 14 is connected with an adjusting hand wheel 18, a push block 19 is arranged above the mounting plate 9, a hydraulic telescopic rod 20 is arranged on the right side of the push block 19, a connecting sleeve 21 is sleeved at the left end of the hydraulic telescopic rod 20, a spring B22 is arranged in the connecting sleeve 21, two lifting rings 23 are symmetrically arranged on two sides of the mounting plate 9, and a plurality of threaded holes 24 are formed in the left side of the connecting pipe 6; through being equipped with a plurality of ground in mounting panel 9 below and inserting 12 for mounting panel 9 can insert 12 through ground and fix in soil, increases the stability of this device, makes this device can be effectual fix pipeline A1, pipeline B2, can solve pipeline A1, pipeline B2 and take place the disturbance when carrying out the butt joint.
Specifically, fixed ring 4 is connected with spout 3 rotation, and bolt hole 5 is pegged graft with shank of bolt 25 and is cooperated for fixed ring 4 can be through rotating, makes bolt hole 5 can align with screw hole 24 on the connecting pipe 6.
Further, connecting pipe 6 and pipeline B2 sliding connection, pipeline B2 is connected fixedly with spacing ring 8, spacing ring 8 and connecting pipe 6 sliding connection, connecting pipe 6 and pipeline A1 are pegged graft the cooperation, screw hole 24 and shank of bolt 25 threaded connection for connecting pipe 6 can link together pipeline B2 and pipeline A1.
Still further, the mounting plate 9 is fixedly connected with a sleeve A10, the sleeve A10 is slidably connected with the ground plug 12, the mounting plate 9 is fixedly connected with the arc-shaped plate 13, the mounting plate 9 is rotatably connected with the threaded rod 14, the threaded rod 14 is fixedly connected with the adjusting hand wheel 18, symmetrical threads are arranged on the threaded rod 14, and the threaded rod 14 is in threaded connection with the lantern rings 15, so that when the threaded rod 14 rotates, the two lantern rings 15 which are symmetrically arranged can move outwards together.
Furthermore, the collar 15 is rotatably connected to the sliding rod 16, the sliding rod 16 is slidably connected to the sleeve B26, the sleeve B26 is fixedly connected to the T-shaped rod 17, and the sleeve B26 is rotatably connected to the mounting plate 9, so that the sliding rod 16 can push the sleeve B26 to rotate inward under the pushing of the sleeve B26.
It is worth mentioning that the hydraulic telescopic rod 20 is fixedly installed on the mounting plate 9, the mounting plate 9 is slidably connected with the connecting sleeve 21, the connecting sleeve 21 is fixedly connected with the pushing block 19, the pushing block 19 is in pressing contact with the connecting pipe 6, and the hanging ring 23 is fixedly connected with the mounting plate 9, so that a user can apply pressure to the spring B22 through the hydraulic telescopic rod 20.
It is worth mentioning that the T-bar 17 is composed of a cross bar and a longitudinal bar, the cross bar is in contact with the pipe, and the cross bar is elastically and slidably connected to the longitudinal bar.
The working principle is as follows: when the device is used, the device is moved to a specified position through a lifting ring 23 on the mounting plate 9 by an external crane, and the mounting plate 9 is fixed by inserting the ground plug 12 into the ground; then, firstly, hoisting the pipeline B2 to the arc-shaped plate 13 on the right side, rotating the adjusting hand wheel 18 on the right side to move the lantern ring 15 on the threaded rod 14 on the right side outwards, pushing the sleeve 6 to rotate inwards through the sliding rod 16, pushing the T-shaped rod 17 inwards through the sleeve 6, and limiting the pipeline B2 through the T-shaped rod 17 and the arc-shaped plate 13; after the conduit a1 is fixed to the arc plate 13 on the left side in the same manner as described above, so that the left end of the conduit B2 and the right end of the conduit a1 are close to each other, after the hydraulic telescopic rod 20 is controlled to extend by an external control mechanism, the hydraulic telescopic rod 20 pushes the push block 19 by a compression spring B22, so that the push block 19 pushes the connection pipe 6 to the left, so that the connection pipe 6 moves to the left on the duct B2, and the pipeline A1 can enter the connecting pipe 6 through the wide-mouth groove 7, and the connecting pipe 6 can approach the fixing ring 4 on the pipeline A1, the fixing ring 4 is rotated to enable the bolt holes 5 on the fixing ring 4 to correspond to the threaded holes 24, after inserting the bolt shank 25 into the threaded hole 24 through the bolt hole 5, and rotating the bolt shank 25, so that the connecting pipe 6 can pull the pipeline a1 to the right side through the limit of the limit ring 8, so that the pipeline a1 and the pipeline B2 can be butted in the connecting pipe 6.
Claims (7)
1. The utility model provides an underground piping erection centering device for hydraulic engineering construction, includes pipeline A (1), pipeline A (1) right side is equipped with pipeline B (2), its characterized in that: the pipeline B is characterized in that a chute (3) is formed in the right part of the pipeline A (1), a fixing ring (4) is arranged in the chute (3), a plurality of bolt holes (5) are formed in the fixing ring (4), bolt rods (25) are arranged in the bolt holes (5), a connecting pipe (6) is sleeved on the outer side of the left end of the pipeline B (2), a wide-mouth groove (7) is formed in the right side of the connecting pipe (6), a limiting ring (8) is arranged in the connecting pipe (6), a mounting plate (9) is arranged below the pipeline A (1), a plurality of sleeves A (10) are arranged below the mounting plate (9), a spring A (11) and a ground socket (12) are arranged in the sleeves A (10), two arc plates (13) are symmetrically arranged above the mounting plate (9), a threaded rod (14) is arranged below the arc plates (13), and two lantern rings (15) are symmetrically arranged on the threaded rod (14), the utility model discloses a hydraulic telescopic rod, including mounting panel (9), lantern ring (15), slide bar (16) upper portion is connected with sleeve B (26), sleeve B (26) upper end ball pivot is connected with T shape pole (17), threaded rod (14) front end is connected with adjusting hand wheel (18), mounting panel (9) top is equipped with ejector pad (19), ejector pad (19) right side is equipped with hydraulic telescoping rod (20), hydraulic telescoping rod (20) left end cover is equipped with adapter sleeve (21), be equipped with spring B (22) in adapter sleeve (21), mounting panel (9) bilateral symmetry is equipped with two rings (23), a plurality of screw holes (24) have been seted up in connecting pipe (6) left side.
2. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: the fixing ring (4) is rotatably connected with the sliding groove (3), and the bolt hole (5) is in plug-in fit with the bolt rod (25).
3. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: connecting pipe (6) and pipeline B (2) sliding connection, pipeline B (2) are connected fixedly with spacing ring (8), spacing ring (8) and connecting pipe (6) sliding connection, connecting pipe (6) and pipeline A (1) cooperation of pegging graft, screw hole (24) and shank of bolt (25) threaded connection.
4. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: mounting panel (9) are connected fixedly with sleeve A (10), sleeve A (10) with insert (12) sliding connection with ground, mounting panel (9) are connected fixedly with arc (13), mounting panel (9) are rotated with threaded rod (14) and are connected, threaded rod (14) are connected fixedly with adjusting hand wheel (18), be equipped with symmetrical screw thread on threaded rod (14), threaded rod (14) and lantern ring (15) threaded connection.
5. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: the lantern ring (15) is connected with the sliding rod (16) in a rotating mode, the sliding rod (16) is connected with the sleeve B (26) in a sliding mode, the sleeve B (26) is fixedly connected with the T-shaped rod (17), and the sleeve B (26) is connected with the mounting plate (9) in a rotating mode.
6. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: hydraulic telescoping rod (20) are fixed with mounting panel (9) installation, mounting panel (9) and adapter sleeve (21) sliding connection, adapter sleeve (21) are connected fixedly with ejector pad (19), ejector pad (19) and connecting pipe (6) extrusion contact, rings (23) are connected fixedly with mounting panel (9).
7. An underground pipeline installation centering device for hydraulic engineering construction according to claim 1, characterized in that: the T-shaped rod (17) is composed of a cross rod and a longitudinal rod, the cross rod is in contact with the pipeline, and the cross rod is elastically connected to the longitudinal rod in a sliding mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111301195.XA CN113833906A (en) | 2021-11-04 | 2021-11-04 | Underground pipeline installation centering device for hydraulic engineering construction |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111301195.XA CN113833906A (en) | 2021-11-04 | 2021-11-04 | Underground pipeline installation centering device for hydraulic engineering construction |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113833906A true CN113833906A (en) | 2021-12-24 |
Family
ID=78967274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111301195.XA Pending CN113833906A (en) | 2021-11-04 | 2021-11-04 | Underground pipeline installation centering device for hydraulic engineering construction |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113833906A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114770431A (en) * | 2022-04-02 | 2022-07-22 | 广西北投环保水务集团有限公司 | Municipal administration water utilities pipe engineering is with equipment of aliging |
CN114811185A (en) * | 2022-05-20 | 2022-07-29 | 上海山安建设工程有限公司 | Energy pipeline laying equipment and construction method thereof |
CN114905439A (en) * | 2022-06-06 | 2022-08-16 | 涂胤 | Hydraulic engineering butt joint drainage structures |
-
2021
- 2021-11-04 CN CN202111301195.XA patent/CN113833906A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114770431A (en) * | 2022-04-02 | 2022-07-22 | 广西北投环保水务集团有限公司 | Municipal administration water utilities pipe engineering is with equipment of aliging |
CN114770431B (en) * | 2022-04-02 | 2023-07-25 | 广西北投环保水务集团有限公司 | Municipal administration water affair pipeline engineering is with equipment of registering one's head |
CN114811185A (en) * | 2022-05-20 | 2022-07-29 | 上海山安建设工程有限公司 | Energy pipeline laying equipment and construction method thereof |
CN114905439A (en) * | 2022-06-06 | 2022-08-16 | 涂胤 | Hydraulic engineering butt joint drainage structures |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113833906A (en) | Underground pipeline installation centering device for hydraulic engineering construction | |
CA2407661C (en) | Spinner device | |
CN110145639B (en) | Novel guide rail for rapidly assembling head of pipe jacking machine by replacing pipe jacking machine in relay well | |
CN109236212A (en) | Gripping mechanism for earth drilling machinery | |
JP5822910B2 (en) | Method for operating a horizontal drilling device and horizontal drilling device | |
CN211825444U (en) | Appearance is drawn to portable stock | |
CN111520539A (en) | Device for jacking construction of pipeline | |
CN115178960A (en) | Pipeline butt joint frock | |
CN205172494U (en) | Coiled tubing tractor | |
CN1202365C (en) | Central screw type soil pressure balance miniature push bench | |
CN207813536U (en) | Supporting slip for oil well screw pump oil production well in oil field | |
CN210033273U (en) | Non-excavation drilling equipment | |
CN210034767U (en) | Pipeline repairing device | |
JP5808389B2 (en) | Horizontal drilling device | |
CN219315727U (en) | Pile body fixing device for foundation pile construction | |
CN107386972B (en) | Electric shock-proof horizontal directional drilling machine and horizontal directional drilling method | |
CN217648320U (en) | Hydraulic internal pulling device for quickly installing PCCP (prestressed concrete cylinder pipe) pipeline | |
CN216643281U (en) | Portable combined pipe installing equipment for jacking pipes | |
CN214405170U (en) | Novel pipeline intelligence shutoff robot universal connection that can suspend device | |
CN202023515U (en) | Clamping device for pipe-grabbing crane | |
CN214562078U (en) | Device for removing cement lining of cast iron pipe | |
CN104878787A (en) | Butt joint device for two or more steel reinforcement cage deep foundation pit inclinometer pipes and use method thereof | |
CN113089668B (en) | Protect a section of thick bamboo pressure equipment device | |
CN105888585B (en) | A kind of dynamic underthrust harden structure for raise boring machine | |
CN209761377U (en) | Well head jackscrew voussoir step device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20211224 |