CN115077316A - Carbon dioxide static blasting construction method for roadbed earthwork - Google Patents
Carbon dioxide static blasting construction method for roadbed earthwork Download PDFInfo
- Publication number
- CN115077316A CN115077316A CN202210848994.7A CN202210848994A CN115077316A CN 115077316 A CN115077316 A CN 115077316A CN 202210848994 A CN202210848994 A CN 202210848994A CN 115077316 A CN115077316 A CN 115077316A
- Authority
- CN
- China
- Prior art keywords
- blasting construction
- professional
- blasting
- carbon dioxide
- filling
- 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
- 238000005422 blasting Methods 0.000 title claims abstract description 234
- 238000010276 construction Methods 0.000 title claims abstract description 217
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 191
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 92
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 92
- 230000003068 static effect Effects 0.000 title claims abstract description 25
- 238000005553 drilling Methods 0.000 claims abstract description 81
- 239000011435 rock Substances 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 34
- 238000002360 preparation method Methods 0.000 claims abstract description 25
- 238000012545 processing Methods 0.000 claims abstract description 21
- 238000005336 cracking Methods 0.000 claims description 49
- 239000007788 liquid Substances 0.000 claims description 34
- 239000012535 impurity Substances 0.000 claims description 28
- 238000009826 distribution Methods 0.000 claims description 19
- 238000013461 design Methods 0.000 claims description 17
- 239000003999 initiator Substances 0.000 claims description 14
- 238000012544 monitoring process Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 12
- 238000005429 filling process Methods 0.000 claims description 12
- 230000000977 initiatory effect Effects 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000009412 basement excavation Methods 0.000 claims description 8
- 238000009825 accumulation Methods 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 6
- 239000004571 lime Substances 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 6
- 238000011897 real-time detection Methods 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 3
- 230000001052 transient effect Effects 0.000 claims 1
- 238000009941 weaving Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 4
- 239000004035 construction material Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 description 19
- 239000002689 soil Substances 0.000 description 11
- 239000011148 porous material Substances 0.000 description 6
- 238000009834 vaporization Methods 0.000 description 5
- 230000008016 vaporization Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical group N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/04—Blasting cartridges, i.e. case and explosive for producing gas under pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of blasting construction, in particular to a carbon dioxide static blasting construction method for a roadbed rock, aiming at the problems that the blasting construction operation is complex, so that the blasting safety is low, and the blasting mostly uses explosives, so that the pollution rate generated by blasting construction is high in the existing blasting construction technology, the following scheme is provided, wherein the method comprises the following steps: s1: material preparation, S2: preparation of blasting construction, S3: drilling, S4: carbon dioxide charge, S5: subsequent processing, S6: the invention aims to adopt carbon dioxide as a blasting construction material, the material is environment-friendly, no damage is caused to the surrounding environment, no harmful gas and larger dust are generated, the pollution rate of blasting construction is reduced, and meanwhile, the blasting material uses the carbon dioxide, so that the filling and transportation are safe and reliable, the source is rich, and the blasting construction cost is reduced.
Description
Technical Field
The invention relates to the technical field of blasting construction, in particular to a carbon dioxide static blasting construction method for roadbed carpolite.
Background
Under the current big background of rapid development of the traffic construction business of China, urban rail transit gradually moves towards the trend of space development, but as urban rail transit engineering is limited by the influence of complex geological conditions and urban surrounding environment, difficulties are inevitable during construction, and especially in the stage of foundation pit excavation, a reasonable excavation mode is particularly important for providing an effective working surface for subsequent construction under the conditions of safety, environmental protection and economy controllability. The carbon dioxide is used as an inert substance, has very stable property, has a flame retardant function, is not fused with surrounding liquid and gas, is not influenced by high-pressure, high-humidity and high-cold environments, does not generate open fire, electric arc or hazardous substances in the using process, has short warning distance and basically no dust, belongs to physical work, is not chemically cracked, cannot be started when meeting vibration, friction and impact, is safe and reliable in filling, transporting, storing and packaging processes, can greatly reduce safety accidents in the blasting process of a working face by using the carbon dioxide blasting, and has obvious safety and economic benefits.
However, the existing blasting construction technology still has the problems that blasting construction operation is complex, so that blasting safety is low, and blasting is mostly carried out by using explosives, so that the pollution rate generated by blasting construction is high, and therefore, a carbon dioxide static blasting construction method for roadbed rocks is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the problems that the blasting construction operation is complex, so that the blasting safety is low, the blasting operation is high due to the fact that most explosives are used in blasting, the pollution rate generated in blasting construction is high and the like in the existing blasting construction technology, and provides a carbon dioxide static blasting construction method for a roadbed rock side.
In order to achieve the purpose, the invention adopts the following technical scheme:
a carbon dioxide static blasting construction method for roadbed earthwork comprises the following steps:
s1: preparing materials: material preparation by a professional;
s2: preparing blasting construction: blasting construction preparation is carried out on a blasting construction site manually;
s3: drilling: obtaining fracturing parameters by professional personnel to design and drill holes;
s4: carbon dioxide filling: filling carbon dioxide by professional personnel after drilling is finished;
s5: and (3) subsequent treatment: after the carbon dioxide is filled, performing subsequent treatment by professional staff;
s6: blasting construction: carrying out blasting construction through the fracturing pipe by a professional, and checking the blasting construction result;
preferably, in S1, a professional performs material preparation, wherein the preparation before construction is performed, liquid carbon dioxide is obtained through a gas supply station at a blasting construction site, the obtained liquid carbon dioxide is filled into the fracturing pipe through a filling pump, a safety membrane, a rupture disc, a heat conducting rod and a sealing ring are filled into the fracturing pipe, an alloy cap is screwed down, and the fracturing pipe, the intelligent cloud cracking trigger and a power line are sent to a static blasting construction site by the professional;
preferably, in S2, performing blasting construction preparation at a blasting construction site manually, wherein the blasting construction preparation is performed by presetting a measurement control network manually, performing measurement construction control by using a SET3110 total station, lofting a roadbed slope excavation line according to a designed slope ratio, drawing a contour line by using lime, and removing surface soil after confirmation by a supervisor, wherein the surface soil removal process removes an overburden layer and earthwork in a karst trench by using a pc-200 excavator, and obtains engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and clearance information of a face by a professional, analyzes the obtained information, selects a distribution control mode according to an analysis result, and performs hole distribution design by a site manager according to a site actual condition, wherein the design is 1.0-1.5 m;
preferably, in S3, a professional acquires fracturing parameters, wherein the professional needs to acquire the height data, ultra-deep data, hole depth data, and hole distance data of the steps on the face of the blasting site before acquiring the fracturing parameters, the fracturing parameters are designed according to the acquired data, the acquired fracturing parameters are transmitted to a drilling technician, the drilling technician performs drilling after receiving the data, wherein the hole bottom error of each fracturing hole is not greater than 5% of the fracturing depth when drilling, and the formed fracturing hole needs to be observed after drilling at one time, and is judged according to the observation result, and is processed according to the judgment result, wherein the drilling is judged if the observation result shows that the fracturing depth is insufficient, few holes are not completed, and the interval error is large, and the drilling is judged to be completed if the observation result shows that the fracturing depth is insufficient, few holes are not completed, and the interval error is large, if the judgment result is that the drilling is not finished, the actual cracking hole data and the required cracking hole data are compared by a drilling technician, a data error is calculated through comparison, hole filling processing is carried out through the calculated data error, if the judgment result is that the drilling is finished, the inside of the cracking hole is observed, whether impurities exist or not is judged through an observation result, wherein the observation result shows that the impurities exist in the cracking hole, the impurities are removed by the drilling technician, and if the observation result shows that the impurities do not exist in the cracking hole, the impurities are not processed;
preferably, in S4, after the drilling is completed, professional staff fill carbon dioxide, wherein before filling carbon dioxide, the professional staff calculates the filling volume of the liquid carbon oxide in each fracturing pipe according to the characteristics of the blasting construction engineering, the rock properties of the blasting construction site, the step height, the spacing between adjacent empty surfaces, the pore diameter of the fracturing pipe and the distribution and control mode, and marks a filling sequence on the fracturing pipe, and before filling carbon dioxide, the professional staff checks whether the connecting pipe leaks and processes the result, wherein the checking result shows that the connecting pipe leaks, the filling operation is stopped, the exhaust fan is turned on, and the professional staff replaces the connecting pipe;
preferably, in S5, after the carbon dioxide is filled, a professional carries out a subsequent treatment, wherein the subsequent treatment includes filling of a cracking hole, connecting and fixing of a cracking tube, and covering of a rubber gun quilt, wherein when filling, medium grit is selected as a filling material, and when filling, a vibrator is used to tamp the filling material while filling, meanwhile, the professional carries out a real-time monitoring in the filling process, and the treatment is carried out according to a real-time monitoring result, wherein the real-time monitoring result shows that the cracking hole is marked by the professional when the filling process is blocked and the filling is not completed, and reports to a higher level, when connecting and fixing of the cracking tube, the cracking tube is inserted into the cracking hole, and all the cracking tubes are connected and fixed by using 1 national standard 22mm steel wire rope, wherein the joints are connected by using a rope clamping method, and when the rubber gun quilt is covered, the gun quilt is woven by waste and used tires, the thickness of the rubber cannon quilt is not less than 1cm, four sides of the rubber cannon quilt are tightened by steel wires, and the cannon quilt with the specification of 3.0 x 3.0m is adopted to cover the inner area which is 3m away from the periphery of the fracturing pipe before fracturing;
preferably, in S6, a professional performs blasting construction through a cracking tube, wherein the cracking tube is connected to an initiator in advance by the professional during blasting construction, the professional moves out of a safe distance after the connection is completed, the initiator detonates the cracking tube, an instantaneous pulse current is initiated to ignite the heating tube to perform a combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the industrial carbon dioxide vaporizes and expands to generate high pressure, the high pressure acts to shear and destroy the rupture disc, high pressure gas is flushed out through a self-relief valve to fracture and loosen rocks, the professional inspects the blasting construction result after the blasting construction is completed, wherein the professional determines whether a blind shot exists through accumulation when the blasting construction result is inspected, the inspection result is processed according to the determination result, and the determination result shows that no blind shot exists and is not processed, and if the judgment result shows that the blind shot exists, the professional observes the judged blind shot point on the spot by field and processes the blind shot point through an observation result, wherein when the observation on the spot is carried out, the professional needs to wait for 20min after the primary blasting construction is finished and enters a blasting construction site, and the observation result shows that the blind shot point rock collapses and does not process the blind shot point rock, and if the observation result shows that the blind shot point rock does not collapse, the professional carries out secondary blasting construction, wherein before the secondary blasting construction, the professional needs to inspect the blasting tool and processes the blasting tool through an inspection result, wherein the inspection result shows that the blasting tool is effective, the jaw secondary construction blasting is directly carried out, and if the inspection result shows that the sheet tool fails, the sheet tool is replaced.
Compared with the prior art, the invention has the beneficial effects that:
1. by adopting carbon dioxide as the blasting construction material, the material is environment-friendly, does not damage the surrounding environment, does not generate harmful gas and larger dust, and reduces the pollution rate of blasting construction.
2. The blasting material uses carbon dioxide, the filling and the transportation are safe and reliable, the source is rich, and the blasting construction cost is reduced.
The invention aims to adopt carbon dioxide as a blasting construction material, the material is environment-friendly, no damage is caused to the surrounding environment, no harmful gas and larger dust are generated, the pollution rate of blasting construction is reduced, and meanwhile, the blasting material uses the carbon dioxide, so that the filling and transportation are safe and reliable, the source is rich, and the blasting construction cost is reduced.
Drawings
Fig. 1 is a flow chart of a carbon dioxide static blasting construction method for a roadbed rock side provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example one
Referring to fig. 1, a carbon dioxide static blasting construction method for a roadbed and a stone comprises the following steps:
s1: preparing materials: preparing materials by professionals, wherein liquid carbon dioxide is obtained through a gas supply station of a blasting construction site during preparation before construction, the obtained liquid carbon dioxide is filled into a fracturing pipe through a filling pump, a safety film, a rupture disc, a heat conducting rod and a sealing ring are filled at the same time, an alloy cap is screwed, and the fracturing pipe, an intelligent cloud fracture trigger and a power line are sent to a static blasting construction site by the professionals;
s2: preparing blasting construction: carrying out blasting construction preparation on a blasting construction site manually, wherein a measurement control net is preset manually when the blasting construction preparation is carried out, a SET3110 total station is adopted for measurement construction control, a roadbed slope excavation line is SET out according to a designed slope ratio, a contour line is drawn by white lime, and surface soil is removed after being confirmed by a supervisor, wherein a pc-200 excavator is adopted for removing an overburden layer and earthwork in a karst groove in the surface soil removal process, meanwhile, a professional acquires engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and spacing information of an adjacent empty surface, analysis is carried out through the acquired information, a distribution control mode is selected through an analysis result, and a hole distribution design is carried out by a site manager according to the actual situation of the site, wherein the design value is 1.3 m;
s3: drilling: acquiring fracturing parameters by professionals, wherein the height data, ultra-deep data, hole depth data and hole distance data of the face of a blasting construction site are acquired by the professionals before the fracturing parameters are acquired, the fracturing parameters are designed according to the acquired data, the acquired fracturing parameters are sent to a drilling technician, the drilling technician drills after receiving the data, the hole bottom error of each fracturing hole is not more than 5% of the fracturing depth when drilling is carried out, the formed fracturing hole is observed when drilling is completed once, the formed fracturing hole is judged according to the observation result, the judgment result is processed, the drilling is judged to be not completed when the fracturing hole depth is insufficient, few holes and large space error are generated in the observation result, and the drilling is judged to be completed when the fracturing hole depth is insufficient, few holes and large space error are not generated in the observation result, if the judgment result is that the drilling is not finished, the actual cracking hole data and the required cracking hole data are compared by a drilling technician, a data error is calculated through comparison, hole filling processing is carried out through the calculated data error, if the judgment result is that the drilling is finished, the inside of the cracking hole is observed, whether impurities exist or not is judged through an observation result, wherein the observation result shows that the impurities exist in the cracking hole, the impurities are removed by the drilling technician, and if the observation result shows that the impurities do not exist in the cracking hole, the impurities are not processed;
s4: carbon dioxide filling: after drilling is finished, filling carbon dioxide by professional staff, wherein before filling the carbon dioxide, the professional staff calculates the filling volume of the liquid carbon oxide of each fracturing pipe according to the characteristics of blasting construction engineering, the rock property of a blasting construction site, the step height, the space between adjacent empty surfaces, the pore diameter of the fracturing pipe and a distribution control mode, and marks a filling sequence on the fracturing pipes, before filling the carbon dioxide, the professional staff checks whether the connecting pipes leak or not and processes the leakage through a checking result, wherein the checking result shows that the connecting pipes leak, the filling work is stopped, an exhaust fan is turned on, and meanwhile, the professional staff replaces the connecting pipes;
s5: and (3) subsequent treatment: after carbon dioxide is filled, professional personnel carry out subsequent treatment, wherein the subsequent treatment comprises crack hole filling, crack tube connecting and fixing and rubber cannon quilt covering, medium coarse sand is selected as a filling material when filling is carried out, a vibrator is used for tamping the filling material while filling, the professional personnel carry out real-time monitoring during the filling process, the processing is carried out through real-time monitoring results, the real-time detection results show that the crack hole is marked by the professional personnel when the filling process is blocked and the filling is not carried out, the mark is reported to the superior level, when the crack tube connecting and fixing is carried out, the crack tube is firstly inserted into the crack hole, 1 national standard 22mm steel wire rope is adopted for connecting and fixing all the crack tubes, wherein the joint is connected by adopting a rope clamping method, and the cannon is woven by waste and old vehicle tires when the rubber cannon quilt covering is carried out, the thickness of the rubber cannon quilt is not less than 1cm, four sides of the rubber cannon quilt are tightened by steel wires, and the cannon quilt with the specification of 3.0 x 3.0m is adopted to cover the inner area which is 3m away from the periphery of the fracturing pipe before fracturing;
s6: blasting construction: the professional carries out blasting construction through the fracturing pipe, wherein the fracturing pipe is connected with an initiator in advance by the professional during the blasting construction, the professional retreats to a safe distance after the connection is finished, the initiation is carried out through the initiator, the heating pipe is ignited by an initiation instant pulse current to carry out combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the vaporization and expansion of the liquid carbon dioxide generate high pressure, a rupture disc is sheared and damaged under the action of the high pressure, high-pressure gas is flushed out through a self-pressure relief valve to break and loosen rocks, the professional examines blasting construction results after the blasting construction is finished, wherein the professional judges whether blind shots exist or not through accumulation conditions when the blasting construction results are examined, the judgment results are processed, the judgment results show that the blind shots do not exist and the professional observes the judged blind shot points on the spot when the blind shots exist, and processing through an observation result, wherein when the field observation is carried out, a professional needs to wait for 20min to enter a blasting construction site after the primary blasting construction is finished, and the observation result shows that the blind shot point rock collapses, the processing is not carried out, and the observation result shows that the blind shot point rock does not collapse, the secondary blasting construction is carried out by the professional, wherein before the secondary blasting construction is carried out, the blasting tool needs to be inspected by the professional, and the secondary blasting construction is carried out through the inspection result, wherein the inspection result shows that the blasting tool is effective, the secondary blasting construction in the jaw is directly carried out, and the inspection result shows that the sheet tool is invalid, and then the sheet tool is replaced.
Example two
Referring to fig. 1, a carbon dioxide static blasting construction method for a roadbed and stone comprises the following steps:
s1: preparing materials: preparing materials by professionals, wherein liquid carbon dioxide is obtained through a gas supply station of a blasting construction site during preparation before construction, the obtained liquid carbon dioxide is filled into a fracturing pipe through a filling pump, a safety film, a rupture disc, a heat conducting rod and a sealing ring are filled at the same time, an alloy cap is screwed, and the fracturing pipe, an intelligent cloud fracture trigger and a power line are sent to a static blasting construction site by the professionals;
s2: preparing blasting construction: blasting construction preparation is carried out on a blasting construction site manually, meanwhile, engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and face-to-empty space distance information are obtained by professionals, analysis is carried out through the obtained information, a control mode is selected through an analysis result, and hole distribution design is carried out by site managers according to actual conditions of the site, wherein the design value is 1.0 m;
s3: drilling: acquiring fracturing parameters by professionals, wherein the height data, ultra-deep data, hole depth data and hole distance data of the face of a blasting construction site are acquired by the professionals before the fracturing parameters are acquired, the fracturing parameters are designed according to the acquired data, the acquired fracturing parameters are sent to a drilling technician, the drilling technician drills after receiving the data, the hole bottom error of each fracturing hole is not more than 5% of the fracturing depth when drilling is carried out, the formed fracturing hole is observed when drilling is completed once, the formed fracturing hole is judged according to the observation result, the judgment result is processed, the drilling is judged to be not completed when the fracturing hole depth is insufficient, few holes and large space error are generated in the observation result, and the drilling is judged to be completed when the fracturing hole depth is insufficient, few holes and large space error are not generated in the observation result, if the judgment result is that the drilling is not finished, the actual cracking hole data and the required cracking hole data are compared by a drilling technician, a data error is calculated through comparison, hole filling processing is carried out through the calculated data error, if the judgment result is that the drilling is finished, the inside of the cracking hole is observed, whether impurities exist or not is judged through an observation result, wherein the observation result shows that the impurities exist in the cracking hole, the impurities are removed by the drilling technician, and if the observation result shows that the impurities do not exist in the cracking hole, the impurities are not processed;
s4: carbon dioxide filling: after drilling is finished, filling carbon dioxide by professional staff, wherein before filling the carbon dioxide, the professional staff calculates the filling volume of the liquid carbon oxide of each fracturing pipe according to the characteristics of blasting construction engineering, the rock property of a blasting construction site, the step height, the space between adjacent empty surfaces, the pore diameter of the fracturing pipe and a distribution control mode, and marks a filling sequence on the fracturing pipes, before filling the carbon dioxide, the professional staff checks whether the connecting pipes leak or not and processes the leakage through a checking result, wherein the checking result shows that the connecting pipes leak, the filling work is stopped, an exhaust fan is turned on, and meanwhile, the professional staff replaces the connecting pipes;
s5: and (3) subsequent treatment: after carbon dioxide is filled, professional personnel carry out subsequent treatment, wherein the subsequent treatment comprises crack hole filling, crack tube connecting and fixing and rubber cannon quilt covering, medium coarse sand is selected as a filling material when filling is carried out, a vibrator is used for tamping the filling material while filling, the professional personnel carry out real-time monitoring during the filling process, the processing is carried out through real-time monitoring results, the real-time detection results show that the crack hole is marked by the professional personnel when the filling process is blocked and the filling is not carried out, the mark is reported to the superior level, when the crack tube connecting and fixing is carried out, the crack tube is firstly inserted into the crack hole, 1 national standard 22mm steel wire rope is adopted for connecting and fixing all the crack tubes, wherein the joint is connected by adopting a rope clamping method, and the cannon is woven by waste and old vehicle tires when the rubber cannon quilt covering is carried out, the thickness of the rubber cannon quilt is not less than 1cm, four sides of the rubber cannon quilt are tightened by steel wires, and the cannon quilt with the specification of 3.0 x 3.0m is adopted to cover the inner area which is 3m away from the periphery of the fracturing pipe before fracturing;
s6: blasting construction: the professional carries out blasting construction through the fracturing pipe, wherein the fracturing pipe is connected with an initiator in advance by the professional during the blasting construction, the professional retreats to a safe distance after the connection is finished, the initiation is carried out through the initiator, the heating pipe is ignited by an initiation instant pulse current to carry out combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the vaporization and expansion of the liquid carbon dioxide generate high pressure, a rupture disc is sheared and damaged under the action of the high pressure, high-pressure gas is flushed out through a self-pressure relief valve to break and loosen rocks, the professional examines blasting construction results after the blasting construction is finished, wherein the professional judges whether blind shots exist or not through accumulation conditions when the blasting construction results are examined, the judgment results are processed, the judgment results show that the blind shots do not exist and the professional observes the judged blind shot points on the spot when the blind shots exist, and processing through an observation result, wherein when the field observation is carried out, a professional needs to wait for 20min to enter a blasting construction site after the primary blasting construction is finished, and the observation result shows that the blind shot point rock collapses, the processing is not carried out, and the observation result shows that the blind shot point rock does not collapse, the secondary blasting construction is carried out by the professional, wherein before the secondary blasting construction is carried out, the blasting tool needs to be inspected by the professional, and the secondary blasting construction is carried out through the inspection result, wherein the inspection result shows that the blasting tool is effective, the secondary blasting construction in the jaw is directly carried out, and the inspection result shows that the sheet tool is invalid, and then the sheet tool is replaced.
EXAMPLE III
Referring to fig. 1, a carbon dioxide static blasting construction method for a roadbed and a stone comprises the following steps:
s1: preparing materials: preparing materials by professionals, wherein liquid carbon dioxide is obtained through a gas supply station of a blasting construction site during preparation before construction, the obtained liquid carbon dioxide is filled into a fracturing pipe through a filling pump, a safety film, a rupture disc, a heat conducting rod and a sealing ring are filled at the same time, an alloy cap is screwed, and the fracturing pipe, an intelligent cloud fracture trigger and a power line are sent to a static blasting construction site by the professionals;
s2: preparing blasting construction: carrying out blasting construction preparation on a blasting construction site manually, wherein a measurement control net is preset manually when the blasting construction preparation is carried out, a SET3110 total station is adopted for measurement construction control, a roadbed slope excavation line is SET out according to a designed slope ratio, a contour line is drawn by white lime, and surface soil is removed after being confirmed by a supervisor, wherein a pc-200 excavator is adopted for removing an overburden layer and earthwork in a karst groove in the surface soil removal process, meanwhile, a professional acquires engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and spacing information of an adjacent empty surface, analysis is carried out through the acquired information, a distribution control mode is selected through an analysis result, and a hole distribution design is carried out by a site manager according to the actual situation of the site, wherein the design value is 1.5 m;
s3: drilling: acquiring fracturing parameters by a professional, wherein the height data, the ultra-deep data, the hole depth data and the hole distance data of the face of the blasting construction site are acquired by the professional before the fracturing parameters are acquired, designing the fracturing parameters through the acquired data, and simultaneously sending the acquired fracturing parameters to a drilling technician, and drilling after the drilling technician receives the data, wherein the hole bottom error of each fracturing hole is not more than 5% of the fracturing depth when drilling is performed, and the formed fracturing hole is required to be observed after one-time drilling is completed, is judged according to an observation result, and is processed according to a judgment result;
s4: carbon dioxide filling: after drilling is finished, filling carbon dioxide by professional staff, wherein before filling the carbon dioxide, the professional staff calculates the filling volume of the liquid carbon oxide of each fracturing pipe according to the characteristics of blasting construction engineering, the rock property of a blasting construction site, the step height, the space between adjacent empty surfaces, the pore diameter of the fracturing pipe and a distribution control mode, and marks a filling sequence on the fracturing pipes, before filling the carbon dioxide, the professional staff checks whether the connecting pipes leak or not and processes the leakage through a checking result, wherein the checking result shows that the connecting pipes leak, the filling work is stopped, an exhaust fan is turned on, and meanwhile, the professional staff replaces the connecting pipes;
s5: and (3) subsequent treatment: after carbon dioxide is filled, professional personnel carry out subsequent treatment, wherein the subsequent treatment comprises crack hole filling, crack tube connecting and fixing and rubber cannon quilt covering, medium coarse sand is selected as a filling material when filling is carried out, a vibrator is used for tamping the filling material while filling, the professional personnel carry out real-time monitoring during the filling process, the processing is carried out through real-time monitoring results, the real-time detection results show that the crack hole is marked by the professional personnel when the filling process is blocked and the filling is not carried out, the mark is reported to the superior level, when the crack tube connecting and fixing is carried out, the crack tube is firstly inserted into the crack hole, 1 national standard 22mm steel wire rope is adopted for connecting and fixing all the crack tubes, wherein the joint is connected by adopting a rope clamping method, and the cannon is woven by waste and old vehicle tires when the rubber cannon quilt covering is carried out, the thickness of the rubber cannon quilt is not less than 1cm, four sides of the rubber cannon quilt are tightened by steel wires, and the cannon quilt with the specification of 3.0 x 3.0m is adopted to cover the inner area which is 3m away from the periphery of the fracturing pipe before fracturing;
s6: blasting construction: the professional carries out blasting construction through the fracturing pipe, wherein the fracturing pipe is connected with an initiator in advance by the professional during the blasting construction, the professional retreats to a safe distance after the connection is finished, the initiation is carried out through the initiator, the heating pipe is ignited by an initiation instant pulse current to carry out combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the vaporization and expansion of the liquid carbon dioxide generate high pressure, a rupture disc is sheared and damaged under the action of the high pressure, high-pressure gas is flushed out through a self-pressure relief valve to break and loosen rocks, the professional examines blasting construction results after the blasting construction is finished, wherein the professional judges whether blind shots exist or not through accumulation conditions when the blasting construction results are examined, the judgment results are processed, the judgment results show that the blind shots do not exist and the professional observes the judged blind shot points on the spot when the blind shots exist, and processing through an observation result, wherein when the field observation is carried out, a professional needs to wait for 20min to enter a blasting construction site after the primary blasting construction is finished, and the observation result shows that the blind shot point rock collapses, the processing is not carried out, and the observation result shows that the blind shot point rock does not collapse, the secondary blasting construction is carried out by the professional, wherein before the secondary blasting construction is carried out, the blasting tool needs to be inspected by the professional, and the secondary blasting construction is carried out through the inspection result, wherein the inspection result shows that the blasting tool is effective, the secondary blasting construction in the jaw is directly carried out, and the inspection result shows that the sheet tool is invalid, and then the sheet tool is replaced.
Example four
Referring to fig. 1, a carbon dioxide static blasting construction method for a roadbed and a stone comprises the following steps:
s1: preparing materials: preparing materials by professionals, wherein liquid carbon dioxide is obtained through a gas supply station of a blasting construction site during preparation before construction, the obtained liquid carbon dioxide is filled into a fracturing pipe through a filling pump, a safety film, a rupture disc, a heat conducting rod and a sealing ring are filled at the same time, an alloy cap is screwed, and the fracturing pipe, an intelligent cloud fracture trigger and a power line are sent to a static blasting construction site by the professionals;
s2: preparing blasting construction: carrying out blasting construction preparation on a blasting construction site manually, wherein a measurement control net is preset manually when the blasting construction preparation is carried out, a SET3110 total station is adopted for measurement construction control, a roadbed slope excavation line is SET out according to a designed slope ratio, a contour line is drawn by white lime, and surface soil is removed after being confirmed by a supervisor, wherein a pc-200 excavator is adopted for removing an overburden layer and earthwork in a karst groove in the surface soil removal process, meanwhile, a professional acquires engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and spacing information of an adjacent empty surface, analysis is carried out through the acquired information, a distribution control mode is selected through an analysis result, and a hole distribution design is carried out by a site manager according to the actual situation of the site, wherein the design value is 1.2 m;
s3: drilling: acquiring fracturing parameters by a professional, wherein the height data, ultra-deep data, hole depth data and hole distance data of the face of the blasting construction site need to be acquired by the professional before the fracturing parameters are acquired, designing the fracturing parameters according to the acquired data, simultaneously sending the acquired fracturing parameters to a drilling technician, drilling by the drilling technician after the data are received, wherein the hole bottom error of each fracturing hole is not more than 5% of the fracturing depth when the drilling is carried out, observing the formed fracturing holes when the drilling is completed once, judging the fracturing holes according to the observation results, processing the judgment results, judging that the drilling is not completed when the observation results show that the fracturing hole depth is insufficient, few holes and the distance error are large, and judging that the drilling is completed when the observation results show that the fracturing hole depth is insufficient, few holes and the distance error are large, if the judgment result is that the drilling is not finished, the actual cracking hole data and the required cracking hole data are compared by a drilling technician, a data error is calculated through comparison, hole filling processing is carried out through the calculated data error, if the judgment result is that the drilling is finished, the inside of the cracking hole is observed, whether impurities exist or not is judged through an observation result, wherein the observation result shows that the impurities exist in the cracking hole, the impurities are removed by the drilling technician, and if the observation result shows that the impurities do not exist in the cracking hole, the impurities are not processed;
s4: carbon dioxide filling: after the drilling is finished, filling carbon dioxide by professional personnel, wherein before the carbon dioxide is filled, the professional personnel calculate the filling volume of the liquid carbon oxide of each fracturing pipe according to the characteristics of blasting construction engineering, the rock property of a blasting construction site, the step height, the space between adjacent empty surfaces, the pore diameter of the fracturing pipe and a distribution control mode, and mark the filling sequence on the fracturing pipe;
s5: and (3) subsequent treatment: after carbon dioxide filling is finished, performing subsequent treatment by professionals, wherein the subsequent treatment comprises filling of a cracking hole, connection and fixation of a cracking tube and covering of a rubber gun quilt, medium coarse sand is selected as a filling material when filling is performed, a vibrator is used for tamping while filling, meanwhile, real-time monitoring is performed by the professionals in the filling process, the treatment is performed through real-time monitoring results, the real-time detection results show that the cracking hole is marked by the professionals when the filling process is blocked and the filling process is not performed, the marking is reported to the upper level, when the connection and fixation of the cracking tube is performed, the cracking tube is firstly inserted into the cracking hole, all the cracking tubes are connected and fixed by 1 national standard 22mm steel wire rope, wherein the joint is connected by adopting a rope clamping method, and the gun quilt is woven by waste and old tires when the rubber gun quilt is covered, the thickness of the rubber cannon quilt is not less than 1cm, four sides of the rubber cannon quilt are tightened by steel wires, and the cannon quilt with the specification of 3.0 x 3.0m is adopted to cover the inner area which is 3m away from the periphery of the fracturing pipe before fracturing;
s6: blasting construction: the professional carries out blasting construction through the fracturing pipe, wherein the fracturing pipe is connected with an initiator in advance by the professional during the blasting construction, the professional retreats to a safe distance after the connection is finished, the initiation is carried out through the initiator, the heating pipe is ignited by an initiation instant pulse current to carry out combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the vaporization and expansion of the liquid carbon dioxide generate high pressure, a rupture disc is sheared and damaged under the action of the high pressure, high-pressure gas is flushed out through a self-pressure relief valve to break and loosen rocks, the professional examines blasting construction results after the blasting construction is finished, wherein the professional judges whether blind shots exist or not through accumulation conditions when the blasting construction results are examined, the judgment results are processed, the judgment results show that the blind shots do not exist and the professional observes the judged blind shot points on the spot when the blind shots exist, and processing through an observation result, wherein when the field observation is carried out, a professional needs to wait for 20min to enter a blasting construction site after the primary blasting construction is finished, and the observation result shows that the blind shot point rock collapses, the processing is not carried out, and the observation result shows that the blind shot point rock does not collapse, the secondary blasting construction is carried out by the professional, wherein before the secondary blasting construction is carried out, the blasting tool needs to be inspected by the professional, and the secondary blasting construction is carried out through the inspection result, wherein the inspection result shows that the blasting tool is effective, the secondary blasting construction in the jaw is directly carried out, and the inspection result shows that the sheet tool is invalid, and then the sheet tool is replaced.
EXAMPLE five
Referring to fig. 1, a carbon dioxide static blasting construction method for a roadbed and a stone comprises the following steps:
s1: preparing materials: preparing materials by professionals, wherein liquid carbon dioxide is obtained through a gas supply station of a blasting construction site during preparation before construction, the obtained liquid carbon dioxide is filled into a fracturing pipe through a filling pump, a safety film, a rupture disc, a heat conducting rod and a sealing ring are filled at the same time, an alloy cap is screwed, and the fracturing pipe, an intelligent cloud fracture trigger and a power line are sent to a static blasting construction site by the professionals;
s2: preparing blasting construction: carrying out blasting construction preparation on a blasting construction site manually, wherein a measurement control network is preset manually during blasting construction preparation, a SET3110 total station is adopted for measurement construction control, a roadbed slope excavation line is lofted according to a designed slope ratio, a contour line is drawn by lime, and surface soil is removed after being confirmed by a supervisor, wherein a pc-200 excavator is adopted for removing an overlying soil layer and earthwork in a karst groove in the surface soil removing process, meanwhile, engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and spacing information of an adjacent empty surface are obtained by professionals, analysis is carried out according to the obtained information, a distribution control mode is selected according to an analysis result, a hole distribution design is carried out by a site manager according to the actual site condition, and the design value is 1.1 m;
s3: drilling: acquiring fracturing parameters by professionals, wherein the height data, ultra-deep data, hole depth data and hole distance data of the face of a blasting construction site are acquired by the professionals before the fracturing parameters are acquired, the fracturing parameters are designed according to the acquired data, the acquired fracturing parameters are sent to a drilling technician, the drilling technician drills after receiving the data, the hole bottom error of each fracturing hole is not more than 5% of the fracturing depth when drilling is carried out, the formed fracturing hole is observed when drilling is completed once, the formed fracturing hole is judged according to the observation result, the judgment result is processed, the drilling is judged to be not completed when the fracturing hole depth is insufficient, few holes and large space error are generated in the observation result, and the drilling is judged to be completed when the fracturing hole depth is insufficient, few holes and large space error are not generated in the observation result, if the judgment result is that the drilling is not finished, the actual cracked hole data and the required cracked hole data are compared by a drilling technician, a data error is calculated through comparison, hole repairing processing is carried out through the calculated data error, if the judgment result is that the drilling is finished, the inside of the cracked hole is observed, whether impurities exist or not is judged through the observation result, if the observation result shows that the impurities exist in the cracked hole, the impurities are removed by the drilling technician, and if the observation result shows that the impurities do not exist in the cracked hole, the impurities are not processed;
s4: carbon dioxide filling: after drilling is finished, filling carbon dioxide by professional staff, wherein before filling the carbon dioxide, the professional staff calculates the filling volume of the liquid carbon oxide of each fracturing pipe according to the characteristics of blasting construction engineering, the rock property of a blasting construction site, the step height, the space between adjacent empty surfaces, the pore diameter of the fracturing pipe and a distribution control mode, and marks a filling sequence on the fracturing pipes, before filling the carbon dioxide, the professional staff checks whether the connecting pipes leak or not and processes the leakage through a checking result, wherein the checking result shows that the connecting pipes leak, the filling work is stopped, an exhaust fan is turned on, and meanwhile, the professional staff replaces the connecting pipes;
s5: blasting construction: the professional carries out blasting construction through the fracturing pipe, wherein the fracturing pipe is connected with an initiator in advance by the professional during the blasting construction, the professional retreats to a safe distance after the connection is finished, the initiation is carried out through the initiator, the heating pipe is ignited by an initiation instant pulse current to carry out combustion reaction, a large amount of heat is released to vaporize liquid carbon dioxide, the vaporization and expansion of the liquid carbon dioxide generate high pressure, a rupture disc is sheared and damaged under the action of the high pressure, high-pressure gas is flushed out through a self-pressure relief valve to break and loosen rocks, the professional examines blasting construction results after the blasting construction is finished, wherein the professional judges whether blind shots exist or not through accumulation conditions when the blasting construction results are examined, the judgment results are processed, the judgment results show that the blind shots do not exist and the professional observes the judged blind shot points on the spot when the blind shots exist, and processing through an observation result, wherein when the field observation is carried out, a professional needs to wait for 20min to enter a blasting construction site after the primary blasting construction is finished, and the observation result shows that the blind shot point rock collapses, the processing is not carried out, and the observation result shows that the blind shot point rock does not collapse, the secondary blasting construction is carried out by the professional, wherein before the secondary blasting construction is carried out, the blasting tool needs to be inspected by the professional, and the secondary blasting construction is carried out through the inspection result, wherein the inspection result shows that the blasting tool is effective, the secondary blasting construction in the jaw is directly carried out, and the inspection result shows that the sheet tool is invalid, and then the sheet tool is replaced.
The carbon dioxide static blasting construction method for the roadbed rock is tested in the first embodiment, the second embodiment, the third embodiment, the fourth embodiment and the fifth embodiment, and the following results are obtained:
compared with the prior art, the pollution rate and the blasting construction cost of the blasting construction are obviously reduced, and the first embodiment is the best embodiment.
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. A carbon dioxide static blasting construction method for roadbed stone is characterized by comprising the following steps:
s1: preparing materials: material preparation by a professional;
s2: preparing blasting construction: blasting construction preparation is carried out on a blasting construction site manually;
s3: drilling: acquiring fracturing parameters by a professional to design and drill;
s4: carbon dioxide filling: filling carbon dioxide by professional personnel after drilling is finished;
s5: and (3) subsequent treatment: after the carbon dioxide is filled, performing subsequent treatment by professional staff;
s6: blasting construction: and (4) carrying out blasting construction through the fracturing pipe by a professional, and inspecting the blasting construction result.
2. The method of claim 1, wherein in step S1, the professional prepares the materials, and wherein the preparation before construction is performed by taking liquid carbon dioxide from a gas supply station at the blasting site, and the liquid carbon dioxide is filled into the fracturing pipe by a filling pump, and the rupture disk, the heat conducting rod and the sealing ring are filled in the fracturing pipe, and the alloy cap is tightened, so that the fracturing pipe, the intelligent cloud cracking trigger and the power line are sent to the static blasting site by the professional.
3. The method of claim 1, wherein in step S2, the blasting construction is manually performed on the blasting construction site, wherein the blasting construction is manually performed by presetting a measurement control net and using a SET3110 total station to perform measurement construction control, a roadbed slope excavation line is sampled according to a designed slope ratio, a contour line is drawn by lime, and the supervisor confirms the contour line to perform topsoil removal, wherein the topsoil removal process uses a pc-200 excavator to remove overburden and earthwork in a karst trench, and professional personnel obtain engineering characteristics of blasting construction, rock properties of the blasting construction site, step height and clearance information, analyze the obtained information, select a control mode according to the analysis result, and perform hole distribution design by site management personnel according to actual site conditions, wherein the design value is 1.0-1.5 m.
4. The method for carbon dioxide static blasting construction of a roadbed stone as claimed in claim 1, wherein in S3, a professional acquires cracking parameters, wherein before acquiring the cracking parameters, the professional acquires the height data, ultra-deep data, hole depth data and hole distance data of the steps on the face of the blasting construction site, designs the cracking parameters according to the acquired data, sends the acquired cracking parameters to a drilling technician, and the drilling technician performs drilling after receiving the data, wherein the hole bottom error of each cracking hole is not more than 5% of the cracking depth when drilling is performed, and the formed cracking hole needs to be observed after one-time drilling is completed, and is judged according to the observation results and is processed according to the judgment results, wherein the observation results show that the drilling is not completed when the cracking depth is insufficient, the holes are few, and the distance error is large, and if the observation result shows that the impurities exist in the fracturing hole, the drilling technician removes the impurities, and if the observation result shows that the impurities do not exist in the fracturing hole, the drilling is not processed.
5. The method of claim 1, wherein in step S4, after the hole is drilled, professional personnel fills carbon dioxide, wherein before filling carbon dioxide, the professional personnel calculates the filling volume of liquid carbon oxide in each fracturing pipe according to the characteristics of blasting construction engineering, rock properties of blasting construction site, step height, face-to-face spacing, fracturing pipe aperture and distribution control method, marks the filling sequence on the fracturing pipe, and before filling carbon dioxide, professional personnel checks whether the connecting pipe leaks or not, and processes the result through checking, wherein the checking result shows that the connecting pipe leaks, the filling operation is stopped, the exhaust fan is turned on, and the professional personnel replaces the connecting pipe.
6. The method for carbon dioxide static blasting construction of roadbed rock side according to claim 1, wherein in S5, after carbon dioxide filling, professional personnel carries out subsequent treatment, wherein the subsequent treatment comprises crack hole filling, crack tube connection fixing and rubber gun covering, wherein when filling, medium coarse sand is selected as a filling material, when filling, the filling material is tamped by a vibrator while filling, meanwhile, the professional personnel carries out real-time monitoring during filling, the treatment is carried out through real-time monitoring results, wherein the real-time detection results show that when the filling process has blockage and the filling is not tamped, the professional personnel marks the crack hole and reports to the upper level, when the crack tube connection fixing is carried out, the crack tube is firstly inserted into the crack hole, and 1 national standard 22mm steel wire rope is adopted to connect and fix all the crack tubes, the gun quilt is formed by weaving waste vehicle tires when the rubber gun quilt is covered by connecting joints by a rope clamping fixing method, the thickness of the rubber gun quilt is not less than 1cm, four sides of the rubber gun quilt are fastened by steel wires, and the gun quilt with the specification of 3.0 x 3.0m is used for covering the inner area which is 3m away from the periphery of the fracturing pipe before fracturing.
7. The method of claim 1, wherein in step S6, a professional carries out blasting construction through the cracking tube, wherein the cracking tube is connected to an initiator in advance by the professional during blasting construction, the professional moves back to a safe distance after the connection is completed, the initiator carries out initiation, the initiation transient pulse current ignites the heating tube to generate combustion reaction, a large amount of heat is released to vaporize the liquid carbon dioxide, the industrial carbon dioxide vaporizes and expands to generate high pressure, the high pressure acts on the rupture disc to shear and break, and the high pressure gas is flushed out through the self-relief valve to break and loosen the rock.
8. The carbon dioxide static blasting construction method of roadbed rock side as claimed in claim 7, wherein after the blasting construction is completed, the professional checks the blasting construction result, wherein when the blasting construction result is checked, the professional judges whether blind cannons exist according to the accumulation condition and processes the blind cannons according to the judgment result, if the judgment result shows that blind cannons do not exist, the judgment result does not process the blind cannons, if the blind cannons exist, the professional performs on-site observation on the judged blind cannon points by the professional, and processes the blind cannon points according to the observation result, wherein when the on-site observation is performed, the professional waits for 20min to enter the blasting construction site after the primary blasting construction is completed, if the blind cannon point rocks collapse is displayed by the observation result, the professional performs secondary blasting construction, wherein before the secondary blasting construction is performed, the professional checks the blasting tool, and processing through a detection result, wherein the detection result shows that the blasting tool is effective and then directly performs secondary construction blasting at the jaw, and the detection result shows that the sheet tool is invalid and then is replaced.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210848994.7A CN115077316A (en) | 2022-07-19 | 2022-07-19 | Carbon dioxide static blasting construction method for roadbed earthwork |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210848994.7A CN115077316A (en) | 2022-07-19 | 2022-07-19 | Carbon dioxide static blasting construction method for roadbed earthwork |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115077316A true CN115077316A (en) | 2022-09-20 |
Family
ID=83260584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210848994.7A Pending CN115077316A (en) | 2022-07-19 | 2022-07-19 | Carbon dioxide static blasting construction method for roadbed earthwork |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115077316A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6165297A (en) * | 1995-12-29 | 2000-12-26 | Orica Australia Pty Ltd | Process and apparatus for the manufacture of emulsion explosive compositions |
CN107063009A (en) * | 2016-08-26 | 2017-08-18 | 中国铁建大桥工程局集团有限公司 | A kind of micro- blasting technology that shakes of subway two-wire longspan tunnel |
CN107121037A (en) * | 2017-06-26 | 2017-09-01 | 中国十九冶集团有限公司 | Stone static crushing structure and construction method thereof |
CN108871131A (en) * | 2018-07-04 | 2018-11-23 | 甘肃五环公路工程有限公司 | Thawing settlement carbon dioxide static blasting construction method |
CN112815784A (en) * | 2021-01-04 | 2021-05-18 | 康艳霞 | Carbon dioxide blasting device for construction |
CN113187479A (en) * | 2021-04-29 | 2021-07-30 | 中国化学工程重型机械化有限公司 | Method for accurately and directionally breaking rock by liquid carbon dioxide fracturing pipe |
-
2022
- 2022-07-19 CN CN202210848994.7A patent/CN115077316A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6165297A (en) * | 1995-12-29 | 2000-12-26 | Orica Australia Pty Ltd | Process and apparatus for the manufacture of emulsion explosive compositions |
CN107063009A (en) * | 2016-08-26 | 2017-08-18 | 中国铁建大桥工程局集团有限公司 | A kind of micro- blasting technology that shakes of subway two-wire longspan tunnel |
CN107121037A (en) * | 2017-06-26 | 2017-09-01 | 中国十九冶集团有限公司 | Stone static crushing structure and construction method thereof |
CN108871131A (en) * | 2018-07-04 | 2018-11-23 | 甘肃五环公路工程有限公司 | Thawing settlement carbon dioxide static blasting construction method |
CN112815784A (en) * | 2021-01-04 | 2021-05-18 | 康艳霞 | Carbon dioxide blasting device for construction |
CN113187479A (en) * | 2021-04-29 | 2021-07-30 | 中国化学工程重型机械化有限公司 | Method for accurately and directionally breaking rock by liquid carbon dioxide fracturing pipe |
Non-Patent Citations (1)
Title |
---|
高骏: "矿山地质环境治理中坚硬岩石削坡方法比较和优化", 《钻探工程》, vol. 47, no. 12, pages 79 - 86 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105780793B (en) | A kind of high artesian stratum Foundation Pit Pouring emergency processing method | |
CN101457853B (en) | Non-digging tube-pulling construction method | |
CN106837352A (en) | Fault belt surrounding rock tunnel construction method | |
CN104748632B (en) | One chock blasting construction method under water | |
CN107121037B (en) | Construction method for statically crushing stone | |
CN105021096B (en) | A kind of five-part form millisecond electric detonator secondary blasting construction method applied in high methane large cross-section tunnel explosion | |
CN110374540B (en) | Mine advanced water detection orifice anti-bursting and anti-blowout combined water control device and water control process | |
CN107091095A (en) | Existing tunnel MJS engineering methods stake reinforcement system and construction method are worn under water-rich sand layer shield | |
CN108871131A (en) | Thawing settlement carbon dioxide static blasting construction method | |
CN105803891A (en) | Trenchless construction technology for rapid repair of scoured cavity formed through burst of urban road pipeline | |
CN105833972A (en) | Block stone disintegration method based on CO2 liquid-gas phase change | |
CN115077316A (en) | Carbon dioxide static blasting construction method for roadbed earthwork | |
CN109162635A (en) | A kind of new pressure measuring drill hole construction technology | |
CN110847155A (en) | Waterproof seam pretreatment method in underground continuous wall construction process | |
CN116771386A (en) | Dynamic sequential grouting method for ultra-temperature hot water tunnel | |
CN115306407A (en) | Method for shield launching by adopting vertical liquid nitrogen freezing reinforcement and steel sleeve | |
CN109555526A (en) | Grouting strengthening method for underground cavity | |
CN107063357B (en) | A kind of well for storage REASON ANALYSIS ON WELDING SEAM method | |
CN108589704A (en) | Concrete pouring of punched hole piles method | |
EP2778644A1 (en) | Method for selective pin-pointing of utility gas leaks | |
CN113357986A (en) | Dry ice energy-gathering static rock breaking construction method suitable for complex sensitive area | |
CN111426239A (en) | Process method for cracking rock by liquid carbon dioxide | |
CN110924954A (en) | Device and method for checking grouting condition of annular space of orifice pipe | |
CN110258680A (en) | A kind of diaphram wall restorative procedure | |
RU2198340C1 (en) | Method of repair of main pipe lines |
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 | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20221230 Address after: No.91 Zhongyuan Road, Zhengzhou, Henan 450000 Applicant after: HENAN HIGHWAY ENGINEERING GROUP Co.,Ltd. Applicant after: Henan Communications Investment Shangluo Expressway Co.,Ltd. Address before: No.91 Zhongyuan Road, Zhengzhou, Henan 450000 Applicant before: HENAN HIGHWAY ENGINEERING GROUP Co.,Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220920 |