CN112195911A - Microwave reinforcement method for weak bedding layer of foundation - Google Patents
Microwave reinforcement method for weak bedding layer of foundation Download PDFInfo
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- CN112195911A CN112195911A CN202011023078.7A CN202011023078A CN112195911A CN 112195911 A CN112195911 A CN 112195911A CN 202011023078 A CN202011023078 A CN 202011023078A CN 112195911 A CN112195911 A CN 112195911A
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 14
- 239000002689 soil Substances 0.000 claims abstract description 8
- 238000005259 measurement Methods 0.000 claims 1
- 239000000523 sample Substances 0.000 abstract description 37
- 238000005553 drilling Methods 0.000 abstract 2
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 22
- 230000001681 protective effect Effects 0.000 description 13
- 239000004677 Nylon Substances 0.000 description 6
- 229920001778 nylon Polymers 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
- E02D3/11—Improving or preserving soil or rock, e.g. preserving permafrost soil by thermal, electrical or electro-chemical means
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- Engineering & Computer Science (AREA)
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- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention belongs to the technical field of reinforcement of a foundation subsurface layer, and particularly relates to a microwave reinforcement method for a foundation weak subsurface layer, which comprises the following steps: firstly, detecting the position of a weak subjacent layer by using a microwave probe, thereby accurately finding the range and the thickness of the weak subjacent layer to be processed; drilling holes at proper positions of a region to be treated by using a drilling machine, irradiating and reinforcing the soil body of the weak subjacent layer to be treated by using microwaves, wherein the irradiation time, the irradiation sequence and the irradiation frequency are constantly changed according to different conditions of the weak subjacent layer on site; and thirdly, backfilling the holes left after the reinforcement is finished. According to the microwave reinforcement method for the soft foundation subjacent layer, the soft foundation subjacent layer is detected through the microwave probe, reinforcement is carried out after the position condition of the subjacent layer is detected through the device, the problem that the position of the subjacent layer is difficult to be accurately determined in the existing reinforcement method, and the reinforcement work is deviated is caused, so that the accuracy of the reinforcement work is improved.
Description
Technical Field
The invention relates to the technical field of reinforcement of a foundation subsurface layer, in particular to a microwave reinforcement method for a weak foundation subsurface layer.
Background
The lower lying layer is the foundation soil of each layer which is positioned below the bearing layer and is positioned in the compression layer or the depth which can be sheared, if the lower strength and the high compressibility are compared with the bearing layer, the lower lying layer is called as a weak lower lying layer, the existence of the lower lying layer often threatens the safety of the upper building, so the lower lying layer is also subjected to bearing capacity and settlement checking calculation during design, and the lower lying layer is processed by using a proper method for reinforcing the lower lying layer.
The position of the subjacent layer can not be measured through microwave in the traditional reinforcement method, the position of the subjacent layer is difficult to determine before reinforcement, reinforcement accuracy is low, the position of the subjacent layer can be measured through a proper microwave measuring device, the position of the subjacent layer can be determined before reinforcement, and the reinforcement accuracy is high.
In view of the above problems, a new and more effective reinforcement method is urgently needed to be found.
Disclosure of Invention
The invention aims to provide a microwave reinforcing device for a weak basement underlying layer, and aims to solve the problem that the reinforcing method provided by the background technology cannot measure the position of the underlying layer through microwaves, and is difficult to determine the position of the underlying layer before reinforcing, so that the reinforcing accuracy is low.
In order to achieve the purpose, the invention provides the following technical scheme: the microwave reinforcing method for the weak bedding layer of the foundation comprises the following steps: firstly, detecting the range and the thickness of a soft lower lying layer by utilizing microwaves; secondly, selecting a proper position to drill a hole and placing a microwave transmitting antenna to a corresponding position according to the range and the thickness of the weak underlying layer to be processed, and performing microwave irradiation by using a microwave reinforcing device to reinforce the soil body in the region; thirdly, after the reinforcement is finished, the remaining holes are treated in the next day.
The microwave reinforcing device of the soft subnatant layer of the foundation comprises a shell, a slide way and a slide block, wherein the upper part of the shell is a magnetic control part, the other end of a microwave guide pipe connected with the magnetic control part is provided with a microwave transmitting antenna, a main board is arranged in the shell, a heat dissipation mechanism is fixed at the front end of the main board, a microwave probe is arranged in the slide way, the slide way is positioned on the left side of the main board, the left side of the slide block is connected with an adjusting block, the slide block is positioned at the bottom end of the microwave probe, an intermediate board is arranged in the adjusting block, a reset spring is connected to the right side of the intermediate board, a clamping block is fixed on the right side of the reset spring, a positioning groove is arranged outside the clamping block, a power supply is installed below the.
The heat dissipation mechanism comprises a protective shell, a motor, a rotating shaft, fan blades and a heat dissipation port, the motor is arranged inside the protective shell, the rotating shaft is connected to the right side of the motor, the fan blades are fixed below the rotating shaft, and the heat dissipation port is formed in the right side of the protective shell.
The fan blade forms an axle transmission structure between the rotating shaft and the motor, the fan blade and the protective shell form a coating structure, and the horizontal center line between the protective shell and the heat dissipation port is overlapped.
The microwave probe and the shell form a sliding telescopic structure through the matching between the sliding block and the slideway, and the adjusting block is perpendicular to the microwave probe.
The fixture blocks form an elastic pressing structure with the middle plate through the return springs, the fixture blocks are matched with the positioning grooves in size, the positioning grooves are symmetrical relative to the horizontal center line of the slide way, and the adjusting blocks are connected with the shell in a clamping mode through the middle plate, the fixture blocks and the positioning grooves in a matched mode.
The bandage is in a ring structure, the bandage is fixedly connected with the shell through the opening, and the opening is symmetrical with the vertical center line of the shell.
Compared with the prior art, the invention has the beneficial effects that: the microwave reinforcement method for the soft foundation subjacent layer can measure and position the position of the subjacent layer through microwaves, can determine the position of the subjacent layer before reinforcement, and has high reinforcement precision;
1. according to the microwave reinforcement method for the soft lower lying layer of the foundation, the fan blades on the rotating shaft are driven to rotate through the working of the motor through the arrangement of the heat dissipation mechanism, so that the fan blades generate air flow to dissipate heat generated by the working main board in the shell through the heat dissipation ports, the heat dissipation performance of the shell is improved, the device cannot normally work due to internal overheating, the protection shell protects the fan blades, external media cannot interfere with the rotation of the fan blades, and the stability of the heat dissipation mechanism during working is improved;
2. the microwave reinforcement method for the soft foundation subjacent layer comprises the steps that the microwave probe, the sliding block, the slide way, the positioning grooves, the clamping blocks and the reset spring are arranged, the soft foundation subjacent layer is detected through the microwave probe, the position of the subjacent layer is detected through the device and then subsequent reinforcement is carried out, the problem that the position of the subjacent layer is difficult to accurately determine in the existing reinforcement method, and the reinforcement work is deviated is solved, so that the reinforcement work accuracy is improved, the position of the microwave probe can be adjusted through the movement of the sliding block in the slide way, when the device is not required to be used, the device is taken into the shell, so that the device does not occupy extra space, the device can be slid out when the device is required to be used, the position of the microwave probe can be controlled through the adjusting block, the positioning grooves position of the adjusting blocks is positioned through the clamping blocks, the two positioning grooves respectively correspond to the position of the microwave probe when the microwave probe is taken into the shell and the, when the position of the microwave probe needs to be adjusted, the corners of the positioning groove exert reaction force on the clamping block, and the clamping block can be pressed to the middle plate through the elasticity of the return spring, so that the normal adjustment of the microwave probe cannot be influenced;
3. this microwave reinforcement method of soft underlayer of ground passes through bandage and open-ended setting, can tie up the device on the palm through the bandage, make the device need not grip it when using, thereby make the user can liberate both hands and carry out the record of data or carry out other work when using the device, and convenient to use, the material of bandage is elasticity nylon, elasticity through nylon makes the bandage can stretch out and draw back, makes the device can be applicable to the user of different statures, the application scope of device has been promoted.
Drawings
FIG. 1 is a block flow diagram of the method of the present invention;
FIG. 2 is a schematic structural view of the microwave reinforcing apparatus for the soft lower lying layer of the foundation according to the present invention in a cross-sectional view from the back;
FIG. 3 is a schematic side view of an adjusting block according to the present invention;
fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1. a housing; 2. a main board; 3. a heat dissipation mechanism; 301. a protective shell; 302. a motor; 303. a rotating shaft; 304. a fan blade; 305. a heat dissipation port; 4. a slideway; 5. a microwave probe; 6. a slider; 7. an adjusting block; 8. a middle plate; 9. a return spring; 10. a clamping block; 11. positioning a groove; 12. an opening; 13. binding bands; 14. a power source; 15. a magnetic control portion; 16. a microwave catheter; 17. a microwave transmitting antenna.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a microwave reinforcement method for a foundation weak subnatal layer comprises the following steps: firstly, detecting the range and the thickness of a soft lower lying layer by utilizing microwaves; secondly, selecting a proper position to drill a hole and placing a microwave transmitting antenna to a corresponding position according to the range and the thickness of the weak underlying layer to be processed, and performing microwave irradiation by using a microwave reinforcing device to reinforce the soil body in the region; thirdly, after the reinforcement is finished, carrying out the next-day treatment on the left holes;
the microwave reinforcing device comprises a magnetic control part 15 on the upper part of a shell 1, a microwave guide pipe 16 connected with the magnetic control part 15, and a microwave transmitting antenna 17 on the microwave guide pipe 16, wherein the shell 1, a slide way 4 and a slide block 6 are arranged in the shell 1, a heat dissipation mechanism 3 is fixed at the front end of the main board 2, a microwave probe 5 is arranged in the slide way 4, the slide way 4 is positioned on the left side of the main board 2, an adjusting block 7 is connected to the left side of the slide block 6, the slide block 6 is positioned at the bottom end of the microwave probe 5, an intermediate board 8 is arranged in the adjusting block 7, a return spring 9 is connected to the right side of the intermediate board 8, a clamping block 10 is fixed at the right side of the return spring 9, a positioning groove 11 is arranged outside the clamping block 10, a power supply 14 is arranged below the main board 2, an opening 12;
further, the heat dissipation mechanism 3 includes a protective shell 301, a motor 302, a rotating shaft 303, fan blades 304 and a heat dissipation port 305, the motor 302 is disposed inside the protective shell 301, the rotating shaft 303 is connected to the right side of the motor 302, the fan blades 304 are fixed below the rotating shaft 303, and the heat dissipation port 305 is disposed on the right side of the protective shell 301;
furthermore, a shaft transmission structure is formed between the fan blade 304 and the motor 302 through the rotating shaft 303, the fan blade 304 and the protective shell 301 are in a coating structure, the horizontal center line between the protective shell 301 and the heat dissipation port 305 is overlapped, the model of the motor 302 is XD-37GB555, the fan blade 304 on the rotating shaft 303 is driven to rotate through the work of the motor 302, so that the fan blade 304 generates air flow to dissipate heat generated by the working main board 2 in the shell 1 through the heat dissipation port 305, the heat dissipation performance of the shell 1 is improved, the device cannot normally work due to internal overheating, the protective shell 301 protects the fan blade 304, external media cannot interfere with the rotation of the fan blade 304, and the stability of the heat dissipation mechanism 3 during working is improved;
furthermore, the microwave probe 5 forms a sliding telescopic structure with the shell 1 through the matching between the sliding block 6 and the sliding way 4, the adjusting block 7 is perpendicular to the microwave probe 5, the weak subnatal layer of the foundation is detected through the microwave probe 5, and subsequent reinforcement is carried out after the position of the subnatal layer is detected through the device, so that the problem that the position of the subnatal layer is difficult to accurately determine in the existing reinforcement method, and the reinforcement work is deviated is solved, the accuracy of the reinforcement work is improved, the position of the microwave probe 5 can be adjusted through the movement of the sliding block 6 in the sliding way 4, when the device is not required to be used, the device is collected into the shell 1, so that the device does not occupy extra space, and the device can be slid out when the device is required to be used;
further, the magnetic control part 15 transmits microwave signals, and the microwave signals are transmitted to the microwave transmitting antenna 17 through the microwave guide pipe 16, so that the aim of accurately reinforcing the weak underlying soil body is fulfilled;
furthermore, the fixture block 10 forms an elastic pressing structure with the middle plate 8 through the return spring 9, and the dimensions of the fixture block 10 and the positioning groove 11 are matched, the positioning grooves 11 are symmetrical about the horizontal center line of the slideway 4, the adjusting block 7 is clamped and connected with the shell 1 through the matching among the middle plate 8, the clamping block 10 and the positioning grooves 11, the position of the microwave probe 5 can be controlled through the adjusting block 7, the positioning groove 11 positions the adjusting block 7 through the fixture block 10, the two positioning grooves 11 respectively correspond to the position of the microwave probe 5 when the microwave probe is received into the shell 1 and the position of the microwave probe when the microwave probe extends out of the shell 1, when the position of the microwave probe 5 needs to be adjusted, the corner of the positioning groove 11 applies a counterforce to the fixture block 10, meanwhile, the return spring 9 can be pressed to the middle plate 8 through the elasticity of the return spring, so that the normal adjustment of the microwave probe 5 is not influenced;
further, bandage 13 is the loop configuration, and bandage 13 passes through fixed connection between opening 12 and the shell 1, and it is symmetrical about the vertical central line of shell 1 between the opening 12, can tie up the device on the palm through bandage 13, make the device need not grip it when using, thereby make the user can liberate the both hands and carry out the record of data or carry out other work when using the device, high durability and convenient use, bandage 13's material is elastic nylon, elasticity through nylon makes bandage 13 can stretch out and draw back, make the device can be applicable to the user of different statures, the application scope of device has been promoted.
The working principle is as follows: the microwave reinforcement method for the soft lower lying layer of the foundation has the using principle that the device is assembled, then the power supply 14 supplies power to the device, the microwave probe 5 detects the soft lower lying layer of the foundation, after the position of the lower lying layer is detected by the device, the magnetic control part 15 emits microwaves for subsequent reinforcement, the problem that the position of the lower lying layer is difficult to accurately determine in the existing reinforcement method, and the reinforcement work is deviated is solved, so that the reinforcement work accuracy is improved, the position of the microwave probe 5 can be adjusted through the movement of the sliding block 6 in the sliding way 4, when the device is not required to be used, the device is taken into the shell 1, so that the device does not occupy extra space, the device can slide out when the device is required to be used, and the position of the microwave probe 5 can be controlled through the adjusting block 7, the positioning groove 11 positions the adjusting block 7 through the fixture block 10, the two positioning grooves 11 respectively correspond to the position of the microwave probe 5 when the microwave probe 5 is put into the shell 1 and the position of the microwave probe when the microwave probe 5 extends out of the shell 1, when the position of the microwave probe 5 needs to be adjusted, the corners of the positioning groove 11 exert reaction force on the fixture block 10, and meanwhile, the corner can be pressed to the middle plate 8 through the elasticity of the return spring 9, so that the normal adjustment of the microwave probe 5 cannot be influenced;
the device can be bound on the palm through the binding band 13, so that the device does not need to be held when in use, a user can liberate hands to record data or perform other work when using the device, the use is convenient, the material of the binding band 13 is elastic nylon, the binding band 13 can be stretched through the elasticity of the nylon, the device can be suitable for users with different statures, the application range of the device is enlarged, the fan blade 304 on the rotating shaft 303 is driven to rotate through the work of the motor 302, so that the fan blade 304 generates air flow to dissipate heat generated when the main board 2 in the shell 1 works through the heat dissipation port 305, the heat dissipation performance of the shell 1 is improved, the device cannot normally work due to internal overheating, the protective shell 301 protects the fan blade 304, so that external media cannot interfere with the rotation of the fan blade 304, the stability of heat dissipation mechanism 3 during operation has been promoted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A microwave reinforcement method for a weak basement layer is characterized by comprising the following steps:
the method comprises the following steps: detecting the range and thickness of the soft and weak subjacent layer by using microwave;
step two: according to the range and thickness of the weak underlying layer to be processed, selecting a proper position to drill a hole and placing a microwave transmitting antenna to a corresponding position to perform microwave irradiation so as to reinforce the soil body in the area;
step three: and after the reinforcement is finished, backfilling the remained holes.
2. The method for detecting the extent and thickness of the hypo-delicate layer used in the first step of claim 1, wherein the microwave measurement is used.
3. The method for reinforcing the soft soil body of the subjacent layer according to the second step of claim 1 is microwave reinforcement, the microwave frequency band is in the range of 1GHz-30GHz, and the reinforcement method is that microwave guide tubes send microwaves into the designated area, and the soil body in the reinforcement range is reinforced in a sectional mode through microwave transmitting antennas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011023078.7A CN112195911A (en) | 2020-09-25 | 2020-09-25 | Microwave reinforcement method for weak bedding layer of foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011023078.7A CN112195911A (en) | 2020-09-25 | 2020-09-25 | Microwave reinforcement method for weak bedding layer of foundation |
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| Publication Number | Publication Date |
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| CN112195911A true CN112195911A (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011023078.7A Pending CN112195911A (en) | 2020-09-25 | 2020-09-25 | Microwave reinforcement method for weak bedding layer of foundation |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204920787U (en) * | 2015-09-08 | 2015-12-30 | 西安科技大学 | Loess foundation settlement by soaking is eliminated and is consolidated with soil body microwave heating equipment around drilling |
| CN105256787A (en) * | 2015-09-08 | 2016-01-20 | 西安科技大学 | Microwave heating and strengthening method for collapsible loess foundation |
-
2020
- 2020-09-25 CN CN202011023078.7A patent/CN112195911A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204920787U (en) * | 2015-09-08 | 2015-12-30 | 西安科技大学 | Loess foundation settlement by soaking is eliminated and is consolidated with soil body microwave heating equipment around drilling |
| CN105256787A (en) * | 2015-09-08 | 2016-01-20 | 西安科技大学 | Microwave heating and strengthening method for collapsible loess foundation |
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