CN115387336B - Bag type grouting expansion rotary spraying anchor cable and construction method thereof - Google Patents
Bag type grouting expansion rotary spraying anchor cable and construction method thereof Download PDFInfo
- Publication number
- CN115387336B CN115387336B CN202211138970.9A CN202211138970A CN115387336B CN 115387336 B CN115387336 B CN 115387336B CN 202211138970 A CN202211138970 A CN 202211138970A CN 115387336 B CN115387336 B CN 115387336B
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- pipe
- stock
- grouting
- anchor
- gas pipe
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000005507 spraying Methods 0.000 title abstract description 14
- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000007569 slipcasting Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims 5
- 238000000034 method Methods 0.000 abstract description 11
- 239000002775 capsule Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/46—Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Civil Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Piles And Underground Anchors (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention provides a capsule type grouting expanding rotary spraying anchor cable and a construction method thereof. The capsule-type grouting expanding jet grouting anchor cable comprises anchor rods, wherein a plurality of anchor rods are linearly distributed, a drill bit is fixedly arranged at one end of each anchor rod, a plurality of fixing blocks are fixedly arranged in the anchor rods, grouting pipes are fixedly arranged in the anchor rods through the fixing blocks, a gas pipe is arranged on one side of each grouting pipe, the gas pipe is connected with the fixing blocks, and a water injection pipe is arranged on one side of each gas pipe. The capsule type grouting expanding body rotary spraying anchor cable and the construction method thereof provided by the invention have the advantages that when two anchor rods are connected, the two anchor rods can be quickly clamped through the connecting mechanism, compared with a connecting mode through a threaded sleeve, the quick clamping mode can increase the convenience of equipment in use, the operation time can be saved in the construction process, and the construction progress can be increased.
Description
Technical Field
The invention relates to the field of rotary spraying anchor cables, in particular to a capsule type grouting expanding rotary spraying anchor cable and a construction method thereof.
Background
In the current construction process of the rotary spraying anchor cable, a plurality of anchor rods on equipment are required to be connected for reaching a preset distance, and one ends of the two anchor rods are connected through the threaded sleeve when the anchor rods are connected, however, in the use of the connecting mode, more time is required to be occupied for connecting the two anchor rods with the threaded sleeve, and the use cannot be fast carried out.
Therefore, it is necessary to provide a new capsule-type grouting expanding body rotary-spraying anchor cable and a construction method thereof to solve the technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a capsule type grouting expanding body rotary spraying anchor cable and a construction method thereof.
The capsule type grouting expanding body jet grouting anchor cable provided by the invention comprises the following components: the stock, a plurality of stock are the linearity and arrange, wherein the one end fixed mounting of one end stock has the drill bit, the equal fixed mounting in inside of a plurality of stocks has a plurality of fixed blocks, the inside of a plurality of stocks has the slip casting pipe through fixed block fixed mounting, one side of slip casting pipe is equipped with the gas pipe, and interconnect between gas pipe and the plurality of fixed blocks, one side of gas pipe is equipped with the water injection pipe, and interconnect between water injection pipe and the plurality of fixed blocks, the one end fixed mounting of stock has coupling mechanism, and coupling mechanism's one end is passed the one end of stock, coupling mechanism includes: the installation piece, installation piece fixed mounting is in fixed block one side central authorities of stock one end, and the top spring is installed to the inside bottom of installation piece, and the inside top sliding connection of installation piece has the top piece, and cup joints each other between the bottom of going up the top piece and the top spring, and the top equidistance of going up the top piece is rotated through the pivot and is connected with the fixture block, and the one end that the drill bit was kept away from to the stock is installed the bag slip casting and is expanded the body.
Preferably, the clamping blocks are arranged at an included angle of 120 degrees.
Preferably, the one end of slip casting pipe, gas pipe and water injection pipe has all been seted up the interface, and the cooperation mouth of mutually supporting between interface has all been seted up to the other end of slip casting pipe, gas pipe and water injection pipe.
Preferably, the connection mechanism further comprises:
the cooperation seat, cooperation seat fixed mounting is in one side of fixed block, and the draw-in groove mutually supporting between the fixture block has been seted up to the inner circle equidistance of cooperation seat, and the inside sliding connection of fixed block of stock has the depression bar, and the one end fixed mounting of depression bar has the cooperation piece, and auxiliary spring has been cup jointed to the one end of depression bar, and the one end fixed mounting that the cooperation piece was kept away from to the depression bar has the briquetting.
Preferably, the outer ring of the matching seat is provided with avoiding grooves matched with the grouting pipe, the gas pipe and the water injection pipe at equal intervals.
Preferably, one end of the anchor rod is provided with a groove, and the other end of the anchor rod is provided with a splicing groove matched with the groove.
Preferably, a plurality of cooperation inserted bars are offered to the one end outer lane equidistance of stock, and the cooperation slot mutually supporting between the cooperation inserted bar is offered to the other end outer lane equidistance of stock.
The invention also provides a construction method of the capsule type grouting expanding rotary spraying anchor cable, which comprises the following steps:
1) Firstly, cleaning the end part of the anchor rod (including connecting ports of a grouting pipe, a gas pipe and a water injection pipe), and then, placing the anchor rod with a drill bit on equipment to start construction;
2) The device extends, along with the continuous work of equipment, the output end length of equipment needs to increase, and at this moment, the staff carries out quick connection with the stock on another stock and the equipment through coupling mechanism to carry out subsequent work.
Compared with the related art, the capsule type grouting expanding body rotary spraying anchor cable and the construction method thereof have the following beneficial effects:
1) The invention provides a capsule-type grouting expanding rotary spraying anchor cable and a construction method thereof, wherein when two anchor rods are connected with each other, the anchor rods are provided with a matched inserted rod and a matched slot, so that the inserting stability and the matching degree between the two anchor rods can be improved, and the use strength of the two anchor rods is increased during the subsequent rotary work, thereby better working;
2) The invention provides a capsule type grouting expanding rotary spraying anchor cable and a construction method thereof, when two anchor rods are connected, the anchor rods can be rapidly clamped through a connecting mechanism, and compared with a connecting mode through a threaded sleeve, the rapid clamping mode can increase the convenience of equipment in use, can save the operation time in the construction process, and can increase the construction progress.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a balloon grouting expansion rotary jetting anchor cable and a construction method thereof;
FIG. 2 is a schematic view of the portion shown in FIG. 1;
FIG. 3 is a schematic view of the structure shown in FIG. 1, partially in semi-section;
fig. 4 is a schematic view of a part of the connection mechanism shown in fig. 1.
Reference numerals in the drawings: 1. a bolt; 2. a drill bit; 3. a fixed block; 4. grouting pipe; 5. a gas pipe; 6. a water injection pipe; 7. a connecting mechanism; 8. a mounting block; 9. a top spring; 10. an upper top block; 11. a clamping block; 12. a mating seat; 13. a clamping groove; 14. a compression bar; 15. a mating block; 16. an auxiliary spring; 17. briquetting; 18. matching with a plug rod; 19. a mating slot; 20. and (3) bag type grouting expansion body.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
In the concrete implementation process, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a plurality of stock 1 is the linearity and arranges, wherein one end stock 1's one end fixed mounting has drill bit 2, and a plurality of inside equal fixed mounting of stock 1 has a plurality of fixed blocks 3, and a plurality of inside of stock 1 is all through fixed block 3 fixed mounting has slip casting pipe 4, one side of slip casting pipe 4 is equipped with gas pipe 5, and interconnect between gas pipe 5 and a plurality of fixed blocks 3, one side of gas pipe 5 is equipped with water injection pipe 6, and interconnect between water injection pipe 6 and a plurality of fixed blocks 3, the one end fixed mounting of stock 1 has coupling mechanism 7, and the one end that coupling mechanism 7 passed stock 1's one end, coupling mechanism 7 includes: the installation piece 8, installation piece 8 fixed mounting is in fixed block 3 one side central authorities of stock 1 one end, top spring 9 is installed to the inside bottom of installation piece 8, the inside top sliding connection of installation piece 8 has top piece 10, and cup joints each other between the bottom of top piece 10 and the top spring 9, the top equidistance of top piece 10 is connected with fixture block 11 through the pivot rotation, bag type slip casting expanding body 20 is installed to the one end that drill bit 2 was kept away from to stock 1.
It should be noted that: firstly, the end part of the anchor rod 1 needs to be used for cleaning the port connection parts of the grouting pipe 4, the gas pipe 5 and the water injection pipe 6, then, the anchor rod 1 with the drill bit 2 is placed on equipment to start construction, the length of the output end of the equipment needs to be increased along with the continuous operation of the equipment, and at the moment, a worker rapidly connects another anchor rod 1 with the anchor rod 1 on the equipment through the connecting mechanism 7, so that subsequent operation is performed.
In the concrete implementation process, as shown in fig. 4, a plurality of clamping blocks 11 are arranged at an included angle of 120 degrees, so that the two anchor rods 1 are connected conveniently through the clamping blocks 11, and in addition, the stability of the equipment in use can be improved through the equal-division angle arrangement.
In the concrete implementation process, as shown in fig. 2, the insertion ports are all formed at one ends of the grouting pipe 4, the gas pipe 5 and the water injection pipe 6, and the matching ports matched with the insertion ports are formed at the other ends of the grouting pipe 4, the gas pipe 5 and the water injection pipe 6, so that the grouting pipe 4, the gas pipe 5 and the water injection pipe 6 on different anchor rods 1 can be connected better.
In an implementation process, as shown in fig. 3 and 4, the connection mechanism 7 further includes:
the cooperation seat 12, cooperation seat 12 fixed mounting is in one side of fixed block 3, draw-in groove 13 mutually supporting between the fixture block 11 have been seted up to the inner circle equidistance of cooperation seat 12, the inside sliding connection of fixed block 3 of stock 1 has depression bar 14, the one end fixed mounting of depression bar 14 has cooperation piece 15, auxiliary spring 16 has been cup jointed to the one end of depression bar 14, the one end fixed mounting that depression bar 14 kept away from cooperation piece 15 has briquetting 17.
It should be noted that: when two stock 1 are connected, at this moment, the opposite ends of two stock 1 begin to contact, at this moment, fixture block 11 on one stock 1 carries out the joint with cooperation seat 12, and in order to increase the joint suitability between fixture block 11 and the cooperation seat 12, when carrying out the joint, the staff presses down depression bar 14, depression bar 14 produces the extrusion to last kicking block 10, go up kicking block 10 and move in to installation piece 8 under the pressure effect of depression bar 14, and go up and rotate between kicking block 10 and the fixture block 11 and be connected, along with the removal of going up kicking block 10, fixture block 11 follows it and moves in to installation piece 8, then, carry out the mutual contact with two stock 1, afterwards, release depression bar 14, depression bar 14 resets under the elasticity effect of auxiliary spring 16, afterwards, go up kicking block 10 under the effect of last kicking spring 9, the department of clamping groove 13 in the cooperation seat 12 is gone up to the roof block 11 card, thereby realize carrying out quick joint to two stock 1.
In the specific implementation process, as shown in fig. 3 and fig. 4, the outer ring of the matching seat 12 is provided with avoiding grooves which are matched with the grouting pipe 4, the gas pipe 5 and the water injection pipe 6 at equal intervals, so that the parts and structures on the connecting mechanism 7 can be conveniently installed, and the installation stability of the parts and components of the connecting mechanism 7 is improved.
In the concrete implementation process, as shown in fig. 3, one end of the anchor rod 1 is provided with a groove, the other end of the anchor rod 1 is provided with a plug groove matched with the groove, so that the plug matching degree between the two anchor rods 1 is increased, and the connection stability between the two anchor rods 1 is increased.
In the specific implementation process, as shown in fig. 1, a plurality of matching inserting rods 18 are equidistantly arranged on the outer ring at one end of the anchor rod 1, and matching slots 19 matched with the matching inserting rods 18 are equidistantly arranged on the outer ring at the other end of the anchor rod 1.
It should be noted that: the two anchor rods 1 are clamped, at this time, the mutual cooperation of the matched inserting rod 18 and the matched inserting groove 19 is convenient for increasing the connection stability between the two anchor rods 1, and meanwhile, the inserting cooperation degree between the two anchor rods 1 is increased.
A construction method of a capsule type grouting expanding rotary spraying anchor cable comprises the following steps:
1) Firstly, cleaning the end part of the anchor rod 1 (including connecting ports of the grouting pipe 4, the gas pipe 5 and the water injection pipe 6), and then, placing the anchor rod 1 with the drill bit 2 on equipment to start construction;
2) The device extends, and along with the continuous work of equipment, the output end length of equipment needs to increase, and at this moment, the staff carries out quick connection with the stock 1 on another stock 1 and the equipment through coupling mechanism 7 to carry out subsequent work.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (3)
1. The utility model provides a bag formula slip casting expands body and spouts anchor rope soon which characterized in that includes: stock (1), a plurality of stock (1) are the linearity and arrange, wherein one end the one end fixed mounting of stock (1) has drill bit (2), a plurality of the inside of stock (1) is equal fixed mounting has a plurality of fixed blocks (3), a plurality of the inside of stock (1) is all through fixed block (3) fixed mounting has slip casting pipe (4), one side of slip casting pipe (4) is equipped with gas pipe (5), and interconnect between gas pipe (5) and a plurality of fixed block (3), one side of gas pipe (5) is equipped with water injection pipe (6), and interconnect between water injection pipe (6) and a plurality of fixed block (3), the one end fixed mounting of stock (1) has coupling mechanism (7), and the one end of stock (1) is passed to coupling mechanism (7) one end, coupling mechanism (7) include: the installation block (8), installation block (8) fixed mounting is in fixed block (3) one side central authorities of stock (1) one end, top spring (9) is installed to the inside bottom of installation block (8), the inside top sliding connection of installation block (8) has top piece (10), and cup joints each other between the bottom of top piece (10) and top spring (9), the top equidistance of top piece (10) is rotated through the pivot and is connected with fixture block (11), bag type slip casting expanding body (20) are installed to the one end that drill bit (2) was kept away from to stock (1);
the grouting device comprises a grouting pipe (4), a gas pipe (5) and a water injection pipe (6), wherein one end of the grouting pipe (4), one end of the gas pipe (5) and one end of the water injection pipe (6) are respectively provided with an inserting port, and the other ends of the grouting pipe (4), the gas pipe (5) and the water injection pipe (6) are respectively provided with a matching port matched with the inserting ports;
the connection mechanism (7) further comprises: the device comprises a matching seat (12), wherein the matching seat (12) is fixedly arranged on one side of a fixed block (3), clamping grooves (13) matched with clamping blocks (11) are formed in the inner ring of the matching seat (12) at equal intervals, a pressing rod (14) is connected inside the fixed block (3) of the anchor rod (1) in a sliding manner, one end of the pressing rod (14) is fixedly provided with a matching block (15), one end of the pressing rod (14) is sleeved with an auxiliary spring (16), and one end of the pressing rod (14) away from the matching block (15) is fixedly provided with a pressing block (17);
the outer ring of the matching seat (12) is provided with avoiding grooves which are matched with the grouting pipe (4), the gas pipe (5) and the water injection pipe (6) at equal intervals;
a groove is formed in one end of the anchor rod (1), and a splicing groove matched with the groove is formed in the other end of the anchor rod (1);
a plurality of matched inserting rods (18) are arranged on the outer ring of one end of the anchor rod (1) at equal intervals, and matched slots (19) matched with the matched inserting rods (18) are arranged on the outer ring of the other end of the anchor rod (1) at equal intervals.
2. The capsule-type grouting expanding rotary jetting anchor cable according to claim 1, wherein the clamping blocks (11) are arranged at an included angle of 120 degrees.
3. The construction method of the capsule-type grouting expanding rotary jetting anchor cable according to any one of claims 1-2, comprising the following steps:
1) Firstly, cleaning the end part of an anchor rod (1) to be used, namely connecting ports of a grouting pipe (4), a gas pipe (5) and a water injection pipe (6), and then, placing the anchor rod (1) with a drill bit (2) on equipment to start construction;
2) The device extends, along with the continuous work of equipment, the output end length of equipment needs to increase, and at this moment, the staff carries out quick connection with stock (1) on another stock (1) and the equipment through coupling mechanism (7) to carry out subsequent work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211138970.9A CN115387336B (en) | 2022-09-19 | 2022-09-19 | Bag type grouting expansion rotary spraying anchor cable and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211138970.9A CN115387336B (en) | 2022-09-19 | 2022-09-19 | Bag type grouting expansion rotary spraying anchor cable and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115387336A CN115387336A (en) | 2022-11-25 |
| CN115387336B true CN115387336B (en) | 2024-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211138970.9A Active CN115387336B (en) | 2022-09-19 | 2022-09-19 | Bag type grouting expansion rotary spraying anchor cable and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115387336B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202881943U (en) * | 2012-11-07 | 2013-04-17 | 郭财宝 | Transmission connector and connection structure of grouting core pipe and anchor rod |
| CN105501396A (en) * | 2015-12-18 | 2016-04-20 | 新疆金风科技股份有限公司 | Negative pressure bucket anchoring device provided with barbs, installation method and floating type offshore wind plant |
| CN105863695A (en) * | 2016-05-03 | 2016-08-17 | 许国安 | Sectional and modular combined anchor rod capable of resisting large deformation and impact and assembling method of combined anchor rod |
| CN106089273A (en) * | 2016-08-19 | 2016-11-09 | 湖南科技大学 | A kind of rupture the multiple spot of roadway support by pressure grouting anchor pole for deep subregion |
| CN106499123A (en) * | 2016-11-29 | 2017-03-15 | 中冶建筑研究总院有限公司 | A kind of attachment means of the multiple material muscle of fiber |
| CN109440832A (en) * | 2018-11-27 | 2019-03-08 | 福建卓越建设工程开发有限公司 | Anchor cable can be recycled pressure dispersing type pouch and expand body anti-floating pile and construction method |
| CN212960346U (en) * | 2020-07-29 | 2021-04-13 | 赵长树 | Water pipe connecting device capable of replacing filter layer |
| CN113152794A (en) * | 2021-03-26 | 2021-07-23 | 青岛理工大学 | Connecting device and method for metal reinforcement and non-metal reinforcement |
| CN216344501U (en) * | 2021-11-22 | 2022-04-19 | 青岛润宇海工船舶机械有限公司 | Electromagnetic quick connecting flange for ship |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7205780B2 (en) * | 2020-11-24 | 2023-01-17 | 株式会社タツノ | safety fittings |
-
2022
- 2022-09-19 CN CN202211138970.9A patent/CN115387336B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202881943U (en) * | 2012-11-07 | 2013-04-17 | 郭财宝 | Transmission connector and connection structure of grouting core pipe and anchor rod |
| CN105501396A (en) * | 2015-12-18 | 2016-04-20 | 新疆金风科技股份有限公司 | Negative pressure bucket anchoring device provided with barbs, installation method and floating type offshore wind plant |
| CN105863695A (en) * | 2016-05-03 | 2016-08-17 | 许国安 | Sectional and modular combined anchor rod capable of resisting large deformation and impact and assembling method of combined anchor rod |
| CN106089273A (en) * | 2016-08-19 | 2016-11-09 | 湖南科技大学 | A kind of rupture the multiple spot of roadway support by pressure grouting anchor pole for deep subregion |
| CN106499123A (en) * | 2016-11-29 | 2017-03-15 | 中冶建筑研究总院有限公司 | A kind of attachment means of the multiple material muscle of fiber |
| CN109440832A (en) * | 2018-11-27 | 2019-03-08 | 福建卓越建设工程开发有限公司 | Anchor cable can be recycled pressure dispersing type pouch and expand body anti-floating pile and construction method |
| CN212960346U (en) * | 2020-07-29 | 2021-04-13 | 赵长树 | Water pipe connecting device capable of replacing filter layer |
| CN113152794A (en) * | 2021-03-26 | 2021-07-23 | 青岛理工大学 | Connecting device and method for metal reinforcement and non-metal reinforcement |
| CN216344501U (en) * | 2021-11-22 | 2022-04-19 | 青岛润宇海工船舶机械有限公司 | Electromagnetic quick connecting flange for ship |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115387336A (en) | 2022-11-25 |
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