CN113373988A - Deep foundation pit cage core bag anti-floating anchor rod internal force monitoring equipment and using method - Google Patents
Deep foundation pit cage core bag anti-floating anchor rod internal force monitoring equipment and using method Download PDFInfo
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- CN113373988A CN113373988A CN202110585339.2A CN202110585339A CN113373988A CN 113373988 A CN113373988 A CN 113373988A CN 202110585339 A CN202110585339 A CN 202110585339A CN 113373988 A CN113373988 A CN 113373988A
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- core bag
- floating anchor
- anchor rod
- cage core
- bag anti
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/12—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against upward hydraulic pressure
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- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
Abstract
The invention discloses a device for monitoring internal force of a cage core bag anti-floating anchor rod of a deep foundation pit and a using method thereof. According to the cage core bag anti-floating anchor rod, the cushion blocks, the foundation cushion layer, the fixing rings, the pull rings and the wireless tension sensors are arranged, when the internal force of the cage core bag anti-floating anchor rod body is monitored, the cage core bag anti-floating anchor rod body is placed in the foundation cushion layer, each wireless tension sensor is placed in the corresponding two pull rings, the internal force of the cage core bag anti-floating anchor rod body is monitored through the wireless tension sensors, collected field data are recorded according to frequency through wireless sensing technology collection, subsequent data integration processing is facilitated, the data obtained by different cage core bag anti-floating anchor rod bodies can be different, and authenticity and accuracy of the collected data are improved.
Description
Technical Field
The invention relates to the technical field of monitoring of internal force of an anti-floating anchor rod of a deep foundation pit, in particular to internal force monitoring equipment of a cage core bag anti-floating anchor rod of the deep foundation pit and a using method.
Background
Along with the rapid development of economy in China, the urbanization rate is continuously improved, urban population is continuously increased, under the condition of limited available land resources, people pay more and more attention to the development and utilization of underground space, urban buildings are continuously developed towards the two poles, floors are higher and higher, the underground buildings are continuously deepened, the underground space is inevitably utilized, and meanwhile, the anti-floating lift method for the basement of the deep foundation pit is difficult to solve.
In recent years, the expansion head cage core bag anti-floating anchor rod is gradually applied to the engineering field, in particular to the anti-floating engineering of a deep foundation pit due to the characteristics of good overall performance, simplicity and convenience in installation, thorough corrosion prevention, cost saving and the like. However, the cage core bag anti-floating anchor rod also belongs to a novel anchor rod, and more problems still exist in the application process, such as the anchor rod technology is not mature enough, the theory is not a system and the construction experience is not good, in addition, the internal force research of the anti-floating anchor rod at home and abroad mainly stays in the anchor rod detection stage, the internal force research work of the anti-floating anchor rod mainly monitors the internal force change of the anchor rod in a wired mode of installing a vibrating string type strain gauge on a steel bar and transmitting a cable to a data processing center, and the mode has the advantages of complex installation, high manufacturing cost, difficult maintenance, large environmental influence and the like, so the engineering application is limited, and the monitoring of the internal force change of the anti-floating anchor rod in a long time range is less after the anti-floating anchor rod works.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides internal force monitoring equipment for an anti-floating anchor rod of a cage core bag of a deep foundation pit.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a deep basal pit cage core bag anti-floating anchor stock internal force monitoring facilities, includes foundation bed course, cage core bag anti-floating anchor stock body and cushion, the top outer wall of foundation bed course is opened there is the perforation, and the cage core bag anti-floating anchor stock body pegs graft in fenestrate inner wall, every the outer wall of cage core bag anti-floating anchor stock body has all cup jointed solid fixed ring, and gu the equal fixedly connected with pull ring of the outer wall that fixed ring is located the below and the top outer wall of cushion, same wireless tension sensor has been placed to the inner wall of two pull rings.
Furthermore, the top outer wall of the foundation cushion layer is equidistantly provided with adjusting grooves, and each adjusting groove is positioned below the cage core bag anti-floating anchor rod body.
Furthermore, the inner walls of the two sides of the adjusting groove are fixedly connected with a second connecting block, and the second connecting block is close to the cushion block.
Furthermore, the outer walls of the two sides of the cushion block are fixedly connected with a first connecting plate, and the outer wall of one side, opposite to the first connecting plate and the corresponding second connecting plate, of the first connecting plate is fixedly connected with the same hydraulic cylinder.
Further, two perforated inner walls are fixedly connected with two waterproof covers, the inner walls of the two waterproof covers are fixedly connected with sliding cylinders, and the sliding cylinders are in contact with the cage core bag anti-floating anchor rod body.
Furthermore, the bottom outer wall of the waterproof cover is fixedly connected with buffer springs at equal intervals, and the bottom outer walls of the plurality of buffer springs are fixedly connected with the same second waterproof board.
Further, the bottom outer wall of No. two waterproof boards equidistance fixedly connected with connecting rod, and the same waterproof board of a bottom outer wall fixedly connected with of a plurality of connecting rods, waterproof board and No. two waterproof boards all contact with the sliding tube.
A use method of internal force monitoring equipment for a cage core bag anti-floating anchor rod of a deep foundation pit comprises the following steps: when the internal force of the cage core bag anti-floating anchor rod body is monitored, the cage core bag anti-floating anchor rod body is placed in the foundation cushion layer, each wireless tension sensor is placed in the corresponding two pull rings, the internal force monitoring of the cage core bag anti-floating anchor rod body is carried out through the wireless tension sensor, the collected field data are recorded according to the frequency by utilizing the wireless sensing technology, the subsequent data integration processing is convenient, the data obtained by different cage core bag anti-floating anchor rod bodies are possibly different, the authenticity and the accuracy of the collected data are improved, and during the monitoring, the adjusting hydraulic cylinder drives the cushion block to move downwards and then drives the cage core bag anti-floating anchor rod body to move towards the lower part of the foundation cushion layer, the height of the cage core bag anti-floating anchor rod body is changed to monitor the internal force at different positions, so that more data are obtained, and each group of data is continuously recorded.
The invention has the beneficial effects that:
1. through being provided with the cushion, the foundation bed course, solid fixed ring, pull ring and wireless force sensor, when carrying out the internal force monitoring of cage core bag anti-floating anchor body, place cage core bag anti-floating anchor body inside the foundation bed course, place each wireless force sensor in the inside of two corresponding pull rings, carry out this internal force monitoring of cage core bag anti-floating anchor through wireless force sensor, utilize wireless sensing technology to gather the field data of gathering and take notes according to the frequency, convenient follow-up data integration that carries on handles, the data that lie in the cage core bag anti-floating anchor body of difference and obtain are probably different, the authenticity and the accuracy of the data of improvement collection.
2. Through being provided with a connecting plate, No. two connecting plates and pneumatic cylinder, carry out the internal force monitoring of cage core bag anti-floating anchor body through wireless force sensor, adjust the pneumatic cylinder and drive the cushion and move down, drive the below removal of cage core bag anti-floating anchor body to the basic bed course then, highly carry out the internal force monitoring on the different positions through changing the cage core bag anti-floating anchor body to obtain more data, further perfect data.
3. Through being provided with the buckler, buffer spring, waterproof board and No. two waterproof boards, carry out the internal force monitoring time of cage core bag anti-floating anchor body through wireless force sensor, block the water of foundation bed course below through the buckler, prevent that the water from spilling over and causing pressure to leak, and simultaneously, when waterproof board and No. two waterproof boards extrude buffer spring, buffer spring's elastic potential energy makes the extrusion force reduce, reduce the influence that the pressure of water caused the installation stability of buckler, improve the stability in the waterproof cover use, and simultaneously, when carrying out the altitude mixture control of cage core bag anti-floating anchor body through the pneumatic cylinder, cage core bag anti-floating anchor body slides at the inner wall of sliding tube, reduce the wearing and tearing that cage core bag anti-floating anchor body outer wall received.
Drawings
FIG. 1 is a schematic structural diagram of an internal force monitoring device for a deep foundation pit cage core bag anti-floating anchor rod provided by the invention;
FIG. 2 is a schematic diagram of the internal structure of a foundation bed of the anti-floating anchor rod internal force monitoring device for the deep foundation pit cage core bag provided by the invention;
FIG. 3 is a schematic structural diagram of a waterproof cover of the internal force monitoring equipment for the anti-floating anchor rod of the cage core bag of the deep foundation pit;
fig. 4 is a schematic structural diagram of a wireless tension sensor of the internal force monitoring equipment for the anti-floating anchor rod of the cage core bag of the deep foundation pit.
In the figure: the anchor rod comprises a base cushion layer 1, a cage core bag anti-floating anchor rod body 2, a fixing ring 3, an adjusting groove 4, a wireless tension sensor 5, a pull ring 6, a cushion block 7, a sliding cylinder 8, a hydraulic cylinder 9, a waterproof cover 10, a buffer spring 11, a waterproof plate 12, a connecting rod 13, a waterproof plate 14, a waterproof plate 15, a connecting plate 16 and a connecting plate II.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1:
referring to fig. 1-4, an internal force monitoring device for cage core bag anti-floating anchor rods of deep foundation pits comprises a foundation bed course 1, cage core bag anti-floating anchor rod bodies 2 and cushion blocks 7, wherein the outer wall of the top of the foundation bed course 1 is provided with a through hole, the cage core bag anti-floating anchor rod bodies 2 are inserted into the through hole, the outer wall of each cage core bag anti-floating anchor rod body 2 is sleeved with a fixing ring 3, the outer wall of the lower part of the fixing ring 3 and the outer wall of the top of the cushion block 7 are fixedly connected with pull rings 6, the same wireless tension sensor 5 is arranged on the inner walls of the two pull rings 6, when the internal force of the cage core bag anti-floating anchor rod bodies 2 is monitored, the cage core bag anti-floating anchor rod bodies 2 are arranged inside the foundation bed course 1, and each wireless tension sensor 5 is arranged inside the corresponding two pull rings 6, carry out cage core bag anti-floating anchor body 2 internal force monitoring through wireless force sensor 5, utilize the field data of wireless sensing technology collection with gathering to take notes according to the frequency, conveniently follow-up data integration processing that carries on, the data that lie in the anti-floating anchor body 2 of different cage core bags are probably different, improve the authenticity and the accuracy of the data of gathering.
In the invention, the outer wall of the top of the foundation cushion layer 1 is provided with adjusting grooves 4 at equal intervals, and each adjusting groove 4 is positioned below the cage core bag anti-floating anchor rod body 2.
In the invention, the inner walls of two sides of the adjusting groove 4 are fixedly connected with a second connecting block 16, and the second connecting block 16 is close to the cushion block 7.
In the invention, the outer walls of two sides of the cushion block 7 are fixedly connected with the first connecting plate 15, and the outer wall of one side of the first connecting plate 15, which is opposite to the second connecting plate 16, is fixedly connected with the same hydraulic cylinder 9.
In the invention, two waterproof covers 10 are fixedly connected to the inner wall of the through hole, the inner walls of the two waterproof covers 10 are both fixedly connected with the sliding cylinder 8, and the sliding cylinder 8 is in contact with the cage core bag anti-floating anchor rod body 2.
Example 2:
referring to fig. 1 to 4, the bottom outer wall of the waterproof case 10 is fixedly connected with the buffer springs 11 at equal intervals, the bottom outer walls of the plurality of buffer springs 11 are fixedly connected with the same second waterproof board 14, when the waterproof case 10, the buffer springs 11, the first waterproof board 12 and the second waterproof board 14 are arranged, and the internal force monitoring of the cage core bag anti-floating anchor rod body 2 is performed through the wireless tension sensor 5, the waterproof case 10 blocks the water below the foundation mat layer 1 to prevent the water from overflowing to cause pressure leakage, meanwhile, when the first waterproof board 12 and the second waterproof board 14 extrude the buffer springs 11, the elastic potential energy of the buffer springs 11 reduces the extrusion force, reduces the influence of the pressure of the water on the installation stability of the waterproof case 10, improves the stability of the waterproof case 10 in the use process, and simultaneously, when the hydraulic cylinder 9 is used for height adjustment of the cage core bag anti-floating anchor rod body 2, cage core bag anti-floating anchor rod body 2 slides at the inner wall of sliding tube 8, reduces the wearing and tearing that cage core bag anti-floating anchor rod body 2 outer wall received.
In the invention, the outer walls of the bottoms of the second waterproof boards 14 are fixedly connected with the connecting rods 13 at equal intervals, the outer walls of the bottoms of the connecting rods 13 are fixedly connected with the same first waterproof board 12, and the first waterproof board 12 and the second waterproof board 14 are both contacted with the sliding cylinder 8.
The working principle is as follows: when the internal force of the cage core bag anti-floating anchor rod body 2 is monitored, the cage core bag anti-floating anchor rod body 2 is placed in the foundation cushion layer 1, each wireless tension sensor 5 is placed in the corresponding two pull rings 6, the internal force of the cage core bag anti-floating anchor rod body 2 is monitored through the wireless tension sensors 5, collected field data are recorded according to frequency by utilizing wireless sensing technology collection, data integration processing is convenient to follow-up, the data obtained by different cage core bag anti-floating anchor rod bodies 2 are possibly different, the authenticity and the accuracy of the collected data are improved, the adjusting hydraulic cylinder 9 drives the cushion block 7 to move downwards while monitoring, then the cage core bag anti-floating anchor rod body 2 is driven to move towards the lower part of the foundation cushion layer 1, the internal force monitoring at different positions is carried out by changing the height of the cage core bag anti-floating anchor rod body 2, and more data are obtained, each set of data was recorded continuously.
Example 3: a use method of internal force monitoring equipment for a cage core bag anti-floating anchor rod of a deep foundation pit comprises the following steps: when the internal force of the cage core bag anti-floating anchor rod body 2 is monitored, the cage core bag anti-floating anchor rod body 2 is placed in the foundation cushion layer 1, each wireless tension sensor 5 is placed in the corresponding two pull rings 6, the internal force of the cage core bag anti-floating anchor rod body 2 is monitored through the wireless tension sensors 5, collected field data are recorded according to frequency by utilizing wireless sensing technology collection, data integration processing is convenient to follow-up, the data obtained by different cage core bag anti-floating anchor rod bodies 2 are possibly different, the authenticity and the accuracy of the collected data are improved, the adjusting hydraulic cylinder 9 drives the cushion block 7 to move downwards while monitoring, then the cage core bag anti-floating anchor rod body 2 is driven to move towards the lower part of the foundation cushion layer 1, the internal force monitoring at different positions is carried out by changing the height of the cage core bag anti-floating anchor rod body 2, and more data are obtained, each set of data was recorded continuously.
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 (8)
1. The utility model provides a deep basal pit cage core bag anti-floating anchor stock internal force monitoring facilities, includes foundation bed course (1), cage core bag anti-floating anchor stock body (2) and cushion (7), its characterized in that, the top outer wall of foundation bed course (1) is opened there is the perforation, and cage core bag anti-floating anchor stock body (2) peg graft in fenestrate inner wall, every the outer wall of cage core bag anti-floating anchor stock body (2) has all cup jointed solid fixed ring (3), and gu the equal fixedly connected with pull ring (6) of the outer wall that fixed ring (3) are located the below and the top outer wall of cushion (7), same wireless tension sensor (5) have been placed to the inner wall of two pull rings (6).
2. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device is characterized in that adjusting grooves (4) are formed in the outer wall of the top of the foundation bed layer (1) at equal intervals, and each adjusting groove (4) is located below the cage core bag anti-floating anchor rod body (2).
3. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device as claimed in claim 2, wherein the two side inner walls of the adjusting groove (4) are fixedly connected with a second connecting block (16), and the second connecting block (16) is close to the cushion block (7).
4. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device is characterized in that the outer walls of two sides of the cushion block (7) are fixedly connected with a first connecting plate (15), and the outer walls of the opposite sides of the first connecting plate (15) and the corresponding second connecting plate (16) are fixedly connected with the same hydraulic cylinder (9).
5. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device is characterized in that two waterproof covers (10) are fixedly connected to the inner wall of the through hole, a sliding barrel (8) is fixedly connected to each of the inner walls of the two waterproof covers (10), and the sliding barrel (8) is in contact with the cage core bag anti-floating anchor rod body (2).
6. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device is characterized in that buffer springs (11) are fixedly connected to the outer bottom wall of the waterproof cover (10) at equal intervals, and the same second waterproof plate (14) is fixedly connected to the outer bottom walls of the buffer springs (11).
7. The deep foundation pit cage core bag anti-floating anchor rod internal force monitoring device according to claim 6, wherein the bottom outer wall of the second waterproof plate (14) is fixedly connected with connecting rods (13) at equal intervals, the bottom outer walls of the connecting rods (13) are fixedly connected with the same first waterproof plate (12), and the first waterproof plate (12) and the second waterproof plate (14) are both in contact with the sliding barrel (8).
8. The use method of the internal force monitoring equipment for the cage core bag anti-floating anchor rod of the deep foundation pit is characterized by comprising the following steps of: when the internal force of the cage core bag anti-floating anchor rod body (2) is monitored, the cage core bag anti-floating anchor rod body (2) is placed in the foundation cushion layer (1), each wireless tension sensor (5) is placed in the corresponding two pull rings (6), the internal force of the cage core bag anti-floating anchor rod body (2) is monitored through the wireless tension sensors (5), the collected field data is recorded according to frequency by utilizing wireless sensing technology collection, data integration processing is convenient to carry out subsequently, the data obtained by different cage core bag anti-floating anchor rod bodies (2) are possibly different, the authenticity and accuracy of the collected data are improved, the cushion block (7) is driven to move downwards by adjusting the hydraulic cylinder (9) while monitoring, the cage core bag anti-floating anchor rod body (2) is driven to move towards the lower part of the foundation cushion layer (1), the internal force monitoring at different positions is carried out by changing the height of the cage core bag anti-floating anchor rod body (2), thereby obtaining more data and continuously recording each group of data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110585339.2A CN113373988B (en) | 2021-05-27 | 2021-05-27 | Deep foundation pit cage core bag anti-floating anchor rod internal force monitoring equipment and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110585339.2A CN113373988B (en) | 2021-05-27 | 2021-05-27 | Deep foundation pit cage core bag anti-floating anchor rod internal force monitoring equipment and using method |
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| Publication Number | Publication Date |
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| CN113373988A true CN113373988A (en) | 2021-09-10 |
| CN113373988B CN113373988B (en) | 2022-05-13 |
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| CN202110585339.2A Active CN113373988B (en) | 2021-05-27 | 2021-05-27 | Deep foundation pit cage core bag anti-floating anchor rod internal force monitoring equipment and using method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202255723U (en) * | 2011-08-29 | 2012-05-30 | 泰安思科赛德电子科技有限公司 | Coal mine underground Internet of Things wireless transmission anchor rod stressometer |
| CN102759421A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent anchor rod sensor and calibrating method thereof |
| CN110185030A (en) * | 2019-05-13 | 2019-08-30 | 深圳钜联锚杆技术有限公司 | A kind of cage core assembly, pouch component, bag type paste anchor pole and its assemble method |
| DE202020103194U1 (en) * | 2020-06-03 | 2020-06-29 | Bornemann Gewindetechnik GmbH & Co. KG | Improved assembly with helix shape and system comprising the improved assembly |
| CN111982359A (en) * | 2019-05-23 | 2020-11-24 | 山东省邱集煤矿有限公司 | Mining self-pressurization intelligent wireless anchor cable dynamometer and use method thereof |
| CN112067178A (en) * | 2020-09-06 | 2020-12-11 | 张晓卫 | Wireless force cell sensor |
-
2021
- 2021-05-27 CN CN202110585339.2A patent/CN113373988B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102759421A (en) * | 2011-04-24 | 2012-10-31 | 山东大成电气有限公司 | Intelligent anchor rod sensor and calibrating method thereof |
| CN202255723U (en) * | 2011-08-29 | 2012-05-30 | 泰安思科赛德电子科技有限公司 | Coal mine underground Internet of Things wireless transmission anchor rod stressometer |
| CN110185030A (en) * | 2019-05-13 | 2019-08-30 | 深圳钜联锚杆技术有限公司 | A kind of cage core assembly, pouch component, bag type paste anchor pole and its assemble method |
| CN111982359A (en) * | 2019-05-23 | 2020-11-24 | 山东省邱集煤矿有限公司 | Mining self-pressurization intelligent wireless anchor cable dynamometer and use method thereof |
| DE202020103194U1 (en) * | 2020-06-03 | 2020-06-29 | Bornemann Gewindetechnik GmbH & Co. KG | Improved assembly with helix shape and system comprising the improved assembly |
| CN112067178A (en) * | 2020-09-06 | 2020-12-11 | 张晓卫 | Wireless force cell sensor |
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| CN113373988B (en) | 2022-05-13 |
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