CN114485298B - Directional control smooth blasting device and blasting method - Google Patents
Directional control smooth blasting device and blasting method Download PDFInfo
- Publication number
- CN114485298B CN114485298B CN202210122466.3A CN202210122466A CN114485298B CN 114485298 B CN114485298 B CN 114485298B CN 202210122466 A CN202210122466 A CN 202210122466A CN 114485298 B CN114485298 B CN 114485298B
- Authority
- CN
- China
- Prior art keywords
- blasting
- assembly
- fixed calibration
- calibration
- lateral
- 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.)
- Active
Links
- 238000005422 blasting Methods 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005507 spraying Methods 0.000 claims abstract description 38
- 230000000712 assembly Effects 0.000 claims abstract description 14
- 238000000429 assembly Methods 0.000 claims abstract description 14
- 238000005553 drilling Methods 0.000 claims description 35
- 238000004804 winding Methods 0.000 claims description 27
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 13
- 239000002360 explosive Substances 0.000 claims description 9
- 238000004088 simulation Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000725 suspension Substances 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 235000009537 plain noodles Nutrition 0.000 description 3
- 238000012876 topography Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention discloses a directional control smooth blasting device and a blasting method, which belong to the technical field of smooth blasting and comprise a bottom end calibration support, a center fixed calibration assembly, lateral adjustable fixed calibration assemblies and a hanging type longitudinal point location spraying assembly.
Description
Technical Field
The invention relates to a smooth blasting device and a blasting method, in particular to a directional control smooth blasting device and a blasting method, and belongs to the technical field of smooth blasting.
Background
Smooth blasting is a controlled blasting technique in which the new wall surface that is blasted remains flat and is not significantly damaged. The method is characterized in that a row of smooth blastholes with hole pitch matched with the minimum resistance line are drilled on a designed excavation contour line, uncoupled charge or other special charge structures are adopted, after the main body of excavation is blasted, the charge in the smooth blastholes is detonated at the same time, so that an excavation surface which penetrates through the smooth blastholes and is smooth and flat is formed, besides the method is applied to open-air excavation, good effects are achieved in construction of many underground projects (such as mine development roadways, underground factories, hydroelectric power stations, oil reservoirs, tunnels, national defense structures and other permanent buildings) in China, particularly when hydraulic tunnels are constructed, the condition of over-excavation and under-explosion can be reduced, the hydraulic friction coefficient can be reduced to the extent that a smooth surface is achieved only by special lining, and the smooth blasting is a novel blasting technology which reasonably utilizes the energy of the explosive.
The current smooth blasting device and blasting method are basically mature, when blasting parameters are selected reasonably, a continuous smooth wall surface is formed, the intelligent blasting device with a high and steep slope is proposed in the patent of the invention with the application number of CN201921677050.8, the intelligent blasting device is moved to a designated position, the intelligent blasting device is pulled while not toppling over, then two knob handles on an ascending slope are simultaneously rotated forward according to a slope angle, so that a screw rod rotates, an extension rod is driven to ascend by the screw rod, a connecting plate is ascended, after the two corresponding extension rods are adjusted to a certain length, the blasting device and a horizontal plane form a vertical state, so that the blasting device can be reliably fixed, the next blasting operation can be carried out, the operation flow is less, the extension rod can be adjusted only by rotating the knob handles, the application range of the blasting device is increased, but in the practical application process, the current directional control smooth blasting device is found to be improved, the current directional control smooth blasting device is particularly shown to be realized in a mode of arranging a blast hole, the manual smooth blasting device is mostly adopted, the degree of automation is low, the drilling effect is poor, the drilling position is not accurate, and the directional control blasting device after the improvement is proposed.
Disclosure of Invention
The invention aims to solve the problems and provide a directional control smooth blasting device and a blasting method, which can position blasting points through a bottom end calibration support, a central fixed calibration assembly, a lateral adjustable fixed calibration assembly and a hanging type longitudinal point position spraying assembly, wherein the total length of the central fixed calibration assembly and the lateral adjustable fixed calibration assembly is adjustable, in the actual use process, the directional control smooth blasting device can adapt to different tunnel topography blasting, and the distance and the inclination angle between each lateral adjustable fixed calibration assembly are also adjustable, so that different drilling positioning requirements can be met.
The invention realizes the aim through the following technical scheme that the directional control smooth blasting device comprises a bottom end calibration support, a center fixed calibration assembly, lateral adjustable fixed calibration assemblies and a hanging type longitudinal point position spraying assembly, wherein the two sides of the center fixed calibration assembly are sequentially provided with the lateral adjustable fixed calibration assemblies, the two lateral adjustable fixed calibration assemblies positioned at the bottom are respectively connected with the two ends of the bottom end calibration support, and the bottoms of the center fixed calibration assembly and the lateral adjustable fixed calibration assemblies are respectively and slidably provided with the hanging type longitudinal point position spraying assembly.
Preferably, in order to make the pilot lamp on the fixed frame indicate different positions, convenient accurate location drilling point, the bottom calibration support includes fixed frame, movable seat, movable connection pole, interior movable block and pilot lamp, the central point department of the fixed frame of movable seat has seted up the center and has worn the groove, the pilot lamp sets up on the outer wall of fixed frame, just the pilot lamp is located the bottom in groove is worn at the center, each distance between the pilot lamp is 20cm.
Preferably, in order to enable the positioning through groove formed in the movable connecting rod to be used for drilling, a sliding groove is formed in the fixed frame, the inner movable block is arranged in the sliding groove in a sliding mode, one end of the movable connecting rod is fixedly arranged on the inner movable block, the other end of the movable connecting rod penetrates out of the sliding groove to extend to the outside of the fixed frame and is connected with the movable seat, the total number of the movable connecting rods is four, two adjacent upper and lower movable connecting rods form positioning through grooves for drilling, and two lateral adjustable fixed calibration assemblies at the bottom are respectively connected with the two movable seats.
Preferably, in order to make drilling fixed ring and central holding ring all can drill for fixed whole fixed calibration subassembly in center, the fixed calibration subassembly in center includes central holding ring, drilling fixed ring and swivelling joint support, the fixed ring welding of drilling is in the top of central holding ring, the fixed through groove that has seted up in the central holding ring, the fixed intra-annular drilling groove that has seted up of drilling.
Preferably, in order to make the angle and the length between the adjustable fixed calibration subassembly of each side direction all adjustable, the adjustable fixed calibration subassembly of side direction passes through the swivelling joint support with the center positioning ring is connected, each the adjustable fixed calibration subassembly of side direction is between the same structure the swivelling joint support connects gradually, the adjustable fixed calibration subassembly of side direction includes motor frame, accommodate motor and regulation telescopic link, accommodate motor installs on the motor frame, accommodate the telescopic link is installed on accommodate motor's the output shaft, just accommodate the telescopic link the flexible direction with accommodate motor's output shaft direction is perpendicular.
Preferably, in order to enable the side positioning groove to have a positioning effect, the laterally adjustable fixing and calibrating assembly comprises a laterally positioning ring, and the laterally positioning ring is internally provided with the side positioning groove.
Preferably, in order to enable the inner slide to slide, the vertical downward direction is maintained, the hanging type longitudinal point position spraying assembly comprises an annular clamp, an inner slide, a storage box, a winding motor, a winding rod, a connecting cable and a spraying ring, the inner slide is arranged at the bottom of the central fixing and calibrating assembly or the lateral adjustable fixing and calibrating assembly in a sliding mode, and the annular clamp is installed at the bottom of the inner slide.
Preferably, in order to enable flexible control winding of each spraying ring, convenient spraying positioning, the storage box is welded at the bottom of the annular clamp, the winding motor is arranged at one side of the storage box, the winding rod is rotatably arranged in the storage box through the reinforcing shaft, one end of the winding rod is connected with an output shaft of the winding motor, the connecting cable is wound on the winding rod, the spraying rings are fixedly connected with the connecting cable, and each spraying ring is sequentially connected through the connecting rope.
The blasting method of the directional control smooth blasting device comprises the following steps of:
1. data acquisition and simulation, namely acquiring data of a tunnel surface through various measuring and calculating instruments, including the size of the tunnel surface, the rock strength in the tunnel and the like, and then performing blasting simulation in a simulation system of an intelligent computer, so as to determine various blasting parameters, including depth parameters of eyelets to be charged, and determining charging intervals corresponding to the eyelets according to the depth parameters of the eyelets;
2. equipment debugging and installation, detecting a blasting device and related equipment of detonator explosive to ensure the equipment to be normal, then placing the blasting device on a tunnel surface, positioning a blasting point by using a bottom end calibration support, a center fixed calibration assembly, a lateral adjustable fixed calibration assembly and a hanging type longitudinal point position spraying assembly of the blasting device, and then drilling on the blasting point to form a peripheral eyelet, a bottom plate eyelet, a peripheral auxiliary eyelet, a vault auxiliary eyelet and a uniform eyelet;
3. the detonator is arranged and blasted, the detonator is driven in the drilling position, then the blasting device is removed, personnel moves to the safe position, then the detonator is controlled to be started to detonate the explosive, the generated shock waves and high-temperature high-pressure gas are acted on the eye wall, the peripheral eye holes, the bottom plate eye holes, the peripheral auxiliary eye holes, the vault auxiliary eye holes and the rocks around the uniform eye holes are subjected to strong compression and crushing, and meanwhile, the formed compression stress waves are transmitted in all directions, so that smooth blasting is finally realized.
The beneficial effects of the invention are as follows: according to the invention, the explosion point is positioned through the bottom end calibration support, the center fixed calibration assembly, the lateral adjustable fixed calibration assembly and the hanging type longitudinal point position spraying assembly, and then holes are drilled on the explosion point, so that peripheral eyeholes, bottom plate eyeholes, peripheral auxiliary eyeholes, vault auxiliary eyeholes and uniform eyeholes are formed, the lengths of the bottom end calibration support, the center fixed calibration assembly and the lateral adjustable fixed calibration assembly are adjustable, the total length of the center fixed calibration assembly and the lateral adjustable fixed calibration assembly can be adjusted, in the actual use process, the device can adapt to different tunnel topography explosion, and the distance and the inclination angle between each lateral adjustable fixed calibration assembly can also be adjusted, so that different drilling positioning requirements can be met.
Drawings
Fig. 1 is an overall cross-sectional view of the present invention.
Fig. 2 is a cross-sectional view of a bottom end alignment bracket according to the present invention.
FIG. 3 is an enlarged partial view of a portion of the center fixed calibration assembly of the present invention.
Fig. 4 is a cross-sectional view of a laterally adjustable fixed alignment assembly of the present invention.
Fig. 5 is a schematic view of a hanging longitudinal spot spray assembly according to the present invention.
FIG. 6 is a schematic diagram of the distribution of blasting points according to the present invention.
In the figure: 1. the device comprises a bottom end calibration support, 1-1, a fixed frame, 1-2, a movable seat, 1-3, a movable connecting rod, 1-4, an inner movable block, 1-5, a sliding groove, 1-6, a central through groove, 1-7, an indicator lamp, 2, a central fixed calibration component, 2-1, a central positioning ring, 2-2, a drilling fixed ring, 2-3, a positioning through groove, 2-4, a drilling groove, 2-5, a rotary connecting support, 3, a lateral adjustable fixed calibration component, 3-1, a lateral positioning ring, 3-2, a lateral positioning groove, 3-3, a motor frame, 3-4, an adjusting motor, 3-5, an adjusting telescopic rod, 4, a hanging type longitudinal point spraying component, 4-1, an annular clamp, 4-2, an inner sliding sheet, 4-3, a storage box, 4-4, a winding motor, 4-5, a rod, 4-6, a connecting cable, 4-7, a spraying ring, 5, a track surface, 6, a peripheral hole, 7, a bottom plate hole, 8, a vault auxiliary hole, a peripheral hole, 9, an auxiliary hole for eye, and a uniform hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Please refer to fig. 1-6
Example 1
The utility model provides a directional control plain noodles blasting device, including bottom calibration support 1, the fixed calibration subassembly 2 of center, the fixed calibration subassembly 3 of side direction adjustable and the vertical position spraying subassembly 4 of suspension type, the fixed calibration subassembly 3 of side direction adjustable is all installed in proper order to the fixed calibration subassembly 2 both sides of center, two fixed calibration subassemblies 3 of side direction adjustable that are located the bottom are connected with the both ends of bottom calibration support 1 respectively, the fixed calibration subassembly 2 of center and the fixed calibration subassembly 3 of side direction adjustable bottom equal slidable mounting have the vertical position spraying subassembly 4 of suspension type.
When the invention is actually used, after the blasting parameters are determined, the bottom end calibration support 1 is placed on the ground, the central fixed calibration assembly 2 is fixed at the top central position of the tunnel face 5, then the distance between the lateral adjustable fixed calibration assemblies 3 is controlled, finally the hanging type longitudinal point position spraying assembly 4 is unfolded, the central fixed calibration assembly 2 and the lateral adjustable fixed calibration assemblies 3 are directly drilled, then explosive detonators are filled, the bottom end calibration support 1 is firstly drilled, and then the explosive detonators are filled and placed.
As a technical optimization scheme of the invention, as shown in FIG. 2, a bottom end calibration support 1 comprises a fixed frame 1-1, a movable seat 1-2, a movable connecting rod 1-3, an inner movable block 1-4 and an indicator lamp 1-7, wherein a central through groove 1-6 is formed in the central position of the fixed frame 1-1 of the movable seat 1-2, the indicator lamp 1-7 is arranged on the outer wall of the fixed frame 1-1, the indicator lamp 1-7 is positioned at the bottom of the central through groove 1-6, the distance between the indicator lamps 1-7 is 20cm, and the drilling position is indicated by the indicator lamps 1-7, so that the drilling accuracy is ensured.
As a technical optimization scheme of the invention, as shown in FIG. 2, a sliding groove 1-5 is formed in a fixed frame 1-1, an inner movable block 1-4 is arranged in the sliding groove 1-5 in a sliding way, one end of a movable connecting rod 1-3 is fixedly arranged on the inner movable block 1-4, and the other end of the movable connecting rod 1-3 penetrates out of the sliding groove 1-5 and extends to the outside of the fixed frame 1-1 to be connected with a movable seat 1-2, so that the position of the movable seat 1-2 can be adjusted.
As a technical optimization scheme of the invention, as shown in fig. 2, the total number of the movable connecting rods 1-3 is four, positioning through slots for drilling holes are formed between the upper movable connecting rods 1-3 and the lower movable connecting rods 1-3 which are adjacent to each other, two lateral adjustable fixed calibration assemblies 3 positioned at the bottom are respectively connected with two movable seats 1-2, and the level of drilling points is ensured through the arrangement of the through slots, so that the blasting effect is ensured.
Example 2
The utility model provides a directional control plain noodles blasting device, including bottom calibration support 1, the fixed calibration subassembly 2 of center, the fixed calibration subassembly 3 of side direction adjustable and the vertical position spraying subassembly 4 of suspension type, the fixed calibration subassembly 3 of side direction adjustable is all installed in proper order to the fixed calibration subassembly 2 both sides of center, two fixed calibration subassemblies 3 of side direction adjustable that are located the bottom are connected with the both ends of bottom calibration support 1 respectively, the fixed calibration subassembly 2 of center and the fixed calibration subassembly 3 of side direction adjustable bottom equal slidable mounting have the vertical position spraying subassembly 4 of suspension type.
The structure of the center fixing and calibrating assembly 2 is modified based on the embodiment 1, as shown in fig. 3, the center fixing and calibrating assembly 2 comprises a center positioning ring 2-1, a drilling fixing ring 2-2 and a rotary connecting bracket 2-5, the drilling fixing ring 2-2 is welded at the top of the center positioning ring 2-1, a positioning through groove 2-3 is formed in the center positioning ring 2-1 and used for positioning a detonator drilling hole, and a drilling groove 2-4 is formed in the drilling fixing ring 2-2 and used for driving a fixing bolt to fix the center fixing and calibrating assembly 2.
As a technical optimization scheme of the invention, as shown in fig. 3 and 4, a lateral adjustable fixed calibration assembly 3 is connected with a central positioning ring 2-1 through a rotary connecting bracket 2-5, each lateral adjustable fixed calibration assembly 3 is sequentially connected through the rotary connecting bracket 2-5 with the same structure, the lateral adjustable fixed calibration assembly 3 comprises a motor frame 3-3, an adjusting motor 3-4 and an adjusting telescopic rod 3-5, the adjusting motor 3-4 is arranged on the motor frame 3-3, the adjusting telescopic rod 3-5 is arranged on an output shaft of the adjusting motor 3-4, the telescopic direction of the adjusting telescopic rod 3-5 is perpendicular to the output shaft direction of the adjusting motor 3-4, the lateral adjustable fixed calibration assembly 3 comprises a lateral positioning ring 3-1, and a lateral positioning groove 3-2 is formed in the lateral positioning ring 3-1.
In the actual use process of the lateral adjustable fixed calibration assembly 3, the adjusting motor 3-4 is started to drive the adjusting telescopic rods 3-5 to rotate, so that the positions of the lateral positioning rings 3-1 are adjusted, meanwhile, the lateral positioning rings 3-1 can be further adjusted by adjusting the telescopic rods 3-5, the lateral positioning rings 3-1 can be distributed according to actual demands, and the flexibility is higher.
Example 3
The utility model provides a directional control plain noodles blasting device, including bottom calibration support 1, the fixed calibration subassembly 2 of center, the fixed calibration subassembly 3 of side direction adjustable and the vertical position spraying subassembly 4 of suspension type, the fixed calibration subassembly 3 of side direction adjustable is all installed in proper order to the fixed calibration subassembly 2 both sides of center, two fixed calibration subassemblies 3 of side direction adjustable that are located the bottom are connected with the both ends of bottom calibration support 1 respectively, the fixed calibration subassembly 2 of center and the fixed calibration subassembly 3 of side direction adjustable bottom equal slidable mounting have the vertical position spraying subassembly 4 of suspension type.
The structure of the hanging type longitudinal point location spraying assembly 4 is modified on the basis of the embodiment 1, as shown in fig. 5, the hanging type longitudinal point location spraying assembly 4 comprises an annular clamp 4-1, an inner slide 4-2, a storage box 4-3, a winding motor 4-4, a winding rod 4-5, a connecting cable 4-6 and a spraying ring 4-7, the inner slide 4-2 is slidably arranged at the bottom of the central fixed calibration assembly 2 or the lateral adjustable fixed calibration assembly 3, and the annular clamp 4-1 is arranged at the bottom of the inner slide 4-2, so that the hanging type longitudinal point location spraying assembly 4 is of a movable structure and keeps vertically downward in the actual use process.
As a technical optimization scheme of the invention, as shown in FIG. 5, a storage box 4-3 is welded at the bottom of an annular clamp 4-1, a winding motor 4-4 is arranged at one side of the storage box 4-3, a winding rod 4-5 is rotatably arranged in the storage box 4-3 through a reinforcing shaft, one end of the winding rod is connected with an output shaft of the winding motor 4-4, a connecting cable 4-6 is wound on the winding rod 4-5, a spraying ring 4-7 is fixedly connected with the connecting cable 4-6, the spraying rings 4-7 are sequentially connected through connecting ropes, and in actual use, the winding rod 4-5 is driven to rotate through the opening of the winding motor 4-4 so as to further carry out winding control on the connecting cable 4-6 and the connecting ropes, so that the winding control on the spraying ring 4-7 is realized, the spraying position is positioned through the spraying ring in the actual use process, and then drilling is carried out, so that the drilling precision is effectively improved.
The blasting method of the directional control smooth blasting device comprises the following steps of:
1. data acquisition and simulation, namely acquiring data of the tunnel face 5 through various measuring and calculating instruments, including the size of the tunnel face 5, the rock strength in the tunnel and the like, and then performing blasting simulation in a simulation system of an intelligent computer, so as to determine various blasting parameters, including depth parameters of eyelets to be charged, and determining charging intervals corresponding to the eyelets according to the depth parameters of the eyelets;
2. equipment debugging and installation, detecting a blasting device and detonator explosive related equipment, ensuring the equipment to be normal, placing the blasting device on a tunnel surface 5, positioning a blasting point by using a bottom end calibration support 1, a center fixed calibration assembly 2, a lateral adjustable fixed calibration assembly 3 and a hanging type longitudinal point spraying assembly 4 of the blasting device, and drilling on the blasting point to form a peripheral eyelet 6, a bottom plate eyelet 7, a peripheral auxiliary eyelet 8, a vault auxiliary eyelet 9 and a uniform eyelet 10;
3. the detonator is arranged and blasted, the detonator is driven in the drilling position, then the blasting device is removed, personnel moves to the safe position, then the detonator is controlled to be started, the explosive is detonated, the generated shock waves and high-temperature high-pressure gas are acted on the eye wall, the peripheral eye 6, the bottom plate eye 7, the peripheral auxiliary eye 8, the vault auxiliary eye 9 and the rock around the uniform eye 10 are subjected to strong compression and crushing, and meanwhile, the formed compression stress waves are transmitted in all directions, so that smooth blasting is finally realized.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The directional control smooth blasting device is characterized in that: the device comprises a bottom end calibration support (1), a center fixed calibration assembly (2), lateral adjustable fixed calibration assemblies (3) and a hanging type longitudinal point position spraying assembly (4), wherein the lateral adjustable fixed calibration assemblies (3) are sequentially arranged on two sides of the center fixed calibration assembly (2), the two lateral adjustable fixed calibration assemblies (3) arranged at the bottom are respectively connected with two ends of the bottom end calibration support (1), and the bottoms of the center fixed calibration assembly (2) and the lateral adjustable fixed calibration assemblies (3) are respectively and slidably provided with the hanging type longitudinal point position spraying assembly (4);
the bottom end calibration support (1) comprises a fixed frame (1-1), a movable seat (1-2), a movable connecting rod (1-3), an inner movable block (1-4) and indicator lamps (1-7), wherein a central through groove (1-6) is formed in the central position of the fixed frame (1-1) of the movable seat (1-2), the indicator lamps (1-7) are arranged on the outer wall of the fixed frame (1-1), the indicator lamps (1-7) are positioned at the bottom of the central through groove (1-6), and the distance between the indicator lamps (1-7) is 20cm;
the center fixing and calibrating assembly (2) comprises a center positioning ring (2-1), a drilling fixing ring (2-2) and a rotary connecting bracket (2-5), wherein the drilling fixing ring (2-2) is welded at the top of the center positioning ring (2-1), a positioning through groove (2-3) is formed in the center positioning ring (2-1), and a drilling groove (2-4) is formed in the drilling fixing ring (2-2);
the adjustable calibrating device is characterized in that the adjustable calibrating components (3) are connected with the central positioning ring (2-1) through rotating connecting brackets (2-5), the adjustable calibrating components (3) are sequentially connected through the rotating connecting brackets (2-5) with the same structure, each adjustable calibrating component (3) comprises a motor frame (3-3), an adjusting motor (3-4) and an adjusting telescopic rod (3-5), the adjusting motor (3-4) is mounted on the motor frame (3-3), the adjusting telescopic rod (3-5) is mounted on an output shaft of the adjusting motor (3-4), and the telescopic direction of the adjusting telescopic rod (3-5) is perpendicular to the direction of the output shaft of the adjusting motor (3-4);
the hanging type longitudinal point position spraying assembly (4) comprises an annular clamp (4-1), an inner slide (4-2), a storage box (4-3), a winding motor (4-4), a winding rod (4-5), a connecting cable (4-6) and a spraying ring (4-7), wherein the inner slide (4-2) is arranged at the bottom of the central fixed calibration assembly (2) or the lateral adjustable fixed calibration assembly (3) in a sliding manner, and the annular clamp (4-1) is arranged at the bottom of the inner slide (4-2).
2. A directional control smooth blasting apparatus according to claim 1, wherein: the sliding groove (1-5) is formed in the fixed frame (1-1), the inner movable block (1-4) is arranged in the sliding groove (1-5) in a sliding mode, one end of the movable connecting rod (1-3) is fixedly arranged on the inner movable block (1-4), and the other end of the movable connecting rod (1-3) penetrates out of the sliding groove (1-5) to extend to the outside of the fixed frame (1-1) and is connected with the movable seat (1-2).
3. A directional control smooth blasting apparatus according to claim 2, wherein: the total number of the movable connecting rods (1-3) is four, a positioning penetrating groove for drilling holes is formed between the upper movable connecting rod (1-3) and the lower movable connecting rod (3), and the two lateral adjustable fixed calibration assemblies (3) at the bottom are respectively connected with the two movable seats (1-2).
4. A directional control smooth blasting apparatus according to claim 1, wherein: the lateral adjustable fixing and calibrating assembly (3) comprises a lateral positioning ring (3-1), and a lateral positioning groove (3-2) is formed in the lateral positioning ring (3-1).
5. A directional control smooth blasting apparatus according to claim 1, wherein: the storage box (4-3) is welded at the bottom of the annular clamp (4-1), the winding motor (4-4) is arranged on one side of the storage box (4-3), the winding rod (4-5) is rotatably arranged in the storage box (4-3) through a reinforcing shaft, one end of the winding rod is connected with an output shaft of the winding motor (4-4), the connecting cable (4-6) is wound on the winding rod (4-5), the spraying rings (4-7) are fixedly connected with the connecting cable (4-6), and the spraying rings (4-7) are sequentially connected through connecting ropes.
6. A blasting method according to any of claims 1 to 5, wherein the method comprises the steps of:
1. data acquisition and simulation, namely acquiring data of a tunnel surface (5) through various measuring and calculating instruments, wherein the data comprises the size of the tunnel surface (5) and the rock strength in the tunnel, and then performing blasting simulation in a simulation system of an intelligent computer, so as to determine various blasting parameters, including depth parameters of eyelets to be charged, and determining charging intervals corresponding to the eyelets according to the depth parameters of the eyelets;
2. equipment debugging and installation are carried out, equipment related to a blasting device and detonator explosive is detected, normal equipment is guaranteed, then the blasting device is placed on a tunnel surface (5), a blasting point is positioned by using a bottom end calibration support (1), a center fixed calibration assembly (2), a lateral adjustable fixed calibration assembly (3) and a hanging type longitudinal point position spraying assembly (4) of the blasting device, and then holes are drilled on the blasting point to form a peripheral eyelet (6), a bottom plate eyelet (7), a peripheral auxiliary eyelet (8), a vault auxiliary eyelet (9) and a uniform eyelet (10);
3. the detonator is arranged and blasted, the detonator is driven in a drilling position, then the blasting device is removed, personnel moves to a safe position, then the detonator is controlled to be started, the explosive is detonated, the generated shock waves and high-temperature high-pressure gas are acted on the eye wall, the peripheral eye holes (6), the bottom plate eye holes (7), the peripheral auxiliary eye holes (8), the vault auxiliary eye holes (9) and the rocks around the uniform eye holes (10) are subjected to strong compression and crushing, and meanwhile, the formed compression stress waves are transmitted in all directions, so that smooth blasting is finally realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122466.3A CN114485298B (en) | 2022-02-09 | 2022-02-09 | Directional control smooth blasting device and blasting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210122466.3A CN114485298B (en) | 2022-02-09 | 2022-02-09 | Directional control smooth blasting device and blasting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114485298A CN114485298A (en) | 2022-05-13 |
| CN114485298B true CN114485298B (en) | 2023-12-12 |
Family
ID=81477801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210122466.3A Active CN114485298B (en) | 2022-02-09 | 2022-02-09 | Directional control smooth blasting device and blasting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114485298B (en) |
Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04312694A (en) * | 1991-04-09 | 1992-11-04 | Sato Kogyo Co Ltd | Boring method for tunnel |
| DE19752814A1 (en) * | 1997-11-28 | 1999-06-10 | Siegfried Baumert | Guiding device for drilling precise holes in awkward places e.g. for building trade or DIY |
| WO2001011308A1 (en) * | 1999-08-06 | 2001-02-15 | Ltm Corporation | Three dimensional multi-phase tunneling method and equipments thereof |
| US6206108B1 (en) * | 1995-01-12 | 2001-03-27 | Baker Hughes Incorporated | Drilling system with integrated bottom hole assembly |
| US6321655B1 (en) * | 1999-03-11 | 2001-11-27 | Rocktek Limited | Method and apparatus for flyrock control in small charge blasting |
| SE0201279D0 (en) * | 2001-05-10 | 2002-04-29 | Inco Ltd | drilling Procedure |
| KR20030015900A (en) * | 2001-07-11 | 2003-02-26 | 기경철 | A tunnel blasting method favorable to the environment,which utilizes pre-splitting and an upper center cut |
| RU2004132332A (en) * | 2004-11-04 | 2006-04-10 | Государственное образовательное учреждение высшего профессионального образовани "Хабаровский государственный технический университет" (RU) | METHOD FOR PREPARING MASS EXPLOSIONS AND DEVICE FOR ITS IMPLEMENTATION |
| CN205403623U (en) * | 2016-03-10 | 2016-07-27 | 中国电建集团成都勘测设计研究院有限公司 | Tunnel blast construction cloth hole auxiliary device |
| KR20170046248A (en) * | 2015-10-20 | 2017-05-02 | 범진삼 | Blasting method and partition braket for blasting |
| JP2017190642A (en) * | 2016-04-15 | 2017-10-19 | 鹿島建設株式会社 | Tunnel excavation method and blasting hole designing system |
| CN206800937U (en) * | 2017-05-10 | 2017-12-26 | 王林峰 | Indoor environment wall surface spraying machine people |
| WO2018136499A1 (en) * | 2017-01-17 | 2018-07-26 | Graco Minnesota, Inc. | Systems for automated mobile painting of structures |
| KR20190016990A (en) * | 2019-01-30 | 2019-02-19 | 유지씨 주식회사 | Shackle assembly for building wall painting using a hanging scaffold |
| CN110345822A (en) * | 2019-07-29 | 2019-10-18 | 中铁隧道局集团有限公司 | Tunnel perimeter eye blasthole positioning device and method |
| CN110411297A (en) * | 2019-07-29 | 2019-11-05 | 中铁隧道局集团有限公司 | The positioning device and method of tunnel angled cut blasthole |
| CN110567329A (en) * | 2019-08-09 | 2019-12-13 | 中铁七局集团有限公司 | differential blasting vibration and flyrock control method |
| CN110848577A (en) * | 2019-11-15 | 2020-02-28 | 广东华晟安全职业评价有限公司 | Automatic safety detection device for oil and gas pipeline transportation of Internet of things and use method thereof |
| CN110985006A (en) * | 2019-12-23 | 2020-04-10 | 成都工业学院 | A quick positioner that is used for tunnel smooth surface blasting all around hole |
| CN210370494U (en) * | 2019-06-25 | 2020-04-21 | 中铁十二局集团第二工程有限公司 | Tunnel excavation face blasting auxiliary device that bores |
| CN111536840A (en) * | 2020-04-27 | 2020-08-14 | 中天交通建设投资集团有限公司 | Tunnel face blasting construction system and method |
| CN111623677A (en) * | 2020-05-27 | 2020-09-04 | 山东省淮海工程建设监理有限公司 | Pilot hole smooth blasting construction method and blast hole positioning device |
| CN211949426U (en) * | 2020-03-30 | 2020-11-17 | 镇江建科建设科技有限公司 | Device for determining wall surface spraying reference |
| CN212806773U (en) * | 2020-08-24 | 2021-03-26 | 中铁十二局集团第一工程有限公司 | Smooth blasting guide rod |
| CN112922282A (en) * | 2021-01-29 | 2021-06-08 | 湖南海擎智能科技有限责任公司 | Automatic spraying robot system and automatic spraying method for building wall surface slurry |
| CN214924354U (en) * | 2021-04-30 | 2021-11-30 | 中建二局第二建筑工程有限公司 | Special blast hole positioner of tunnel smooth blasting |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2956051T3 (en) * | 2016-04-20 | 2023-12-12 | Nof Corp | Wireless detonator, wireless detonation system and wireless detonation method |
-
2022
- 2022-02-09 CN CN202210122466.3A patent/CN114485298B/en active Active
Patent Citations (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04312694A (en) * | 1991-04-09 | 1992-11-04 | Sato Kogyo Co Ltd | Boring method for tunnel |
| US6206108B1 (en) * | 1995-01-12 | 2001-03-27 | Baker Hughes Incorporated | Drilling system with integrated bottom hole assembly |
| DE19752814A1 (en) * | 1997-11-28 | 1999-06-10 | Siegfried Baumert | Guiding device for drilling precise holes in awkward places e.g. for building trade or DIY |
| US6321655B1 (en) * | 1999-03-11 | 2001-11-27 | Rocktek Limited | Method and apparatus for flyrock control in small charge blasting |
| WO2001011308A1 (en) * | 1999-08-06 | 2001-02-15 | Ltm Corporation | Three dimensional multi-phase tunneling method and equipments thereof |
| SE0201279D0 (en) * | 2001-05-10 | 2002-04-29 | Inco Ltd | drilling Procedure |
| KR20030015900A (en) * | 2001-07-11 | 2003-02-26 | 기경철 | A tunnel blasting method favorable to the environment,which utilizes pre-splitting and an upper center cut |
| RU2004132332A (en) * | 2004-11-04 | 2006-04-10 | Государственное образовательное учреждение высшего профессионального образовани "Хабаровский государственный технический университет" (RU) | METHOD FOR PREPARING MASS EXPLOSIONS AND DEVICE FOR ITS IMPLEMENTATION |
| KR20170046248A (en) * | 2015-10-20 | 2017-05-02 | 범진삼 | Blasting method and partition braket for blasting |
| CN205403623U (en) * | 2016-03-10 | 2016-07-27 | 中国电建集团成都勘测设计研究院有限公司 | Tunnel blast construction cloth hole auxiliary device |
| JP2017190642A (en) * | 2016-04-15 | 2017-10-19 | 鹿島建設株式会社 | Tunnel excavation method and blasting hole designing system |
| WO2018136499A1 (en) * | 2017-01-17 | 2018-07-26 | Graco Minnesota, Inc. | Systems for automated mobile painting of structures |
| CN206800937U (en) * | 2017-05-10 | 2017-12-26 | 王林峰 | Indoor environment wall surface spraying machine people |
| KR20190016990A (en) * | 2019-01-30 | 2019-02-19 | 유지씨 주식회사 | Shackle assembly for building wall painting using a hanging scaffold |
| CN210370494U (en) * | 2019-06-25 | 2020-04-21 | 中铁十二局集团第二工程有限公司 | Tunnel excavation face blasting auxiliary device that bores |
| CN110345822A (en) * | 2019-07-29 | 2019-10-18 | 中铁隧道局集团有限公司 | Tunnel perimeter eye blasthole positioning device and method |
| CN110411297A (en) * | 2019-07-29 | 2019-11-05 | 中铁隧道局集团有限公司 | The positioning device and method of tunnel angled cut blasthole |
| CN110567329A (en) * | 2019-08-09 | 2019-12-13 | 中铁七局集团有限公司 | differential blasting vibration and flyrock control method |
| CN110848577A (en) * | 2019-11-15 | 2020-02-28 | 广东华晟安全职业评价有限公司 | Automatic safety detection device for oil and gas pipeline transportation of Internet of things and use method thereof |
| CN110985006A (en) * | 2019-12-23 | 2020-04-10 | 成都工业学院 | A quick positioner that is used for tunnel smooth surface blasting all around hole |
| CN211949426U (en) * | 2020-03-30 | 2020-11-17 | 镇江建科建设科技有限公司 | Device for determining wall surface spraying reference |
| CN111536840A (en) * | 2020-04-27 | 2020-08-14 | 中天交通建设投资集团有限公司 | Tunnel face blasting construction system and method |
| CN111623677A (en) * | 2020-05-27 | 2020-09-04 | 山东省淮海工程建设监理有限公司 | Pilot hole smooth blasting construction method and blast hole positioning device |
| CN212806773U (en) * | 2020-08-24 | 2021-03-26 | 中铁十二局集团第一工程有限公司 | Smooth blasting guide rod |
| CN112922282A (en) * | 2021-01-29 | 2021-06-08 | 湖南海擎智能科技有限责任公司 | Automatic spraying robot system and automatic spraying method for building wall surface slurry |
| CN214924354U (en) * | 2021-04-30 | 2021-11-30 | 中建二局第二建筑工程有限公司 | Special blast hole positioner of tunnel smooth blasting |
Non-Patent Citations (4)
| Title |
|---|
| 公路隧道光面爆破技术研究及应用;王刚;工程建设与设计;第74-75页 * |
| 平行矿山:从数字孪生到矿山智能;陈龙等;自动化学报;第47卷(第7期);第1633-1645页 * |
| 微台阶结合光面爆破技术在水平岩层隧道的研究与应用;郭尚坤;;交通世界(16);第122-123+127页 * |
| 综采工作面厚硬顶板预裂爆破技术研究;王聪;综采工作面厚硬顶板预裂爆破技术研究;第108-109页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114485298A (en) | 2022-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111764855B (en) | Near-horizontal continuous directional coring advanced geological exploration system and method | |
| CN106677811B (en) | A kind of Tunnel automation construction equipment and construction method | |
| CN112922606B (en) | Full-section smooth blasting construction method suitable for all-computer three-arm rock drilling jumbo for III-grade and IV-grade surrounding rock large-section railway tunnels | |
| CN114166082B (en) | Tunnel advanced drilling hole combination accurate control blasting structure and construction process | |
| CN114485298B (en) | Directional control smooth blasting device and blasting method | |
| CN106908047A (en) | To the accurate laying out apparatus of fan shape cloth hole and its application method in one kind | |
| CN114198107B (en) | Multifunctional reduced-scale shield model free of shield machine model and test method thereof | |
| CN216788423U (en) | Multifunctional reduced-scale shield model free of shield machine model | |
| CN113338979A (en) | Hydraulic tunnel drilling trolley excavation construction method and device | |
| CN108729733B (en) | Intelligent repairing system for transmission tower in frozen soil area | |
| CN113790083B (en) | Method for repairing and treating soft rock roadway floor of coal mine | |
| CN105698853B (en) | The detection method of country rock Effect of Bolt-grouting Support during a kind of working face extraction | |
| Xiao et al. | Effect of open-pit blasting vibrations on a Hanging-Wall slope: A Case Study of the Beizhan Iron Mine in China | |
| CN210509040U (en) | Omnibearing multi-freedom-degree anchor rod drill carriage | |
| CN211397571U (en) | Shield constructs measures total powerstation hanging flower basket equipment | |
| CN203642914U (en) | Simple tunnel profiler with steel tube structure | |
| CN112696200A (en) | Soft rock large-section tunnel micro-step excavation method | |
| CN215595583U (en) | High stress pressure relief integrated device for coal mine tunnel | |
| CN207033491U (en) | A kind of mine roof separation indicator anchor erecting device | |
| CN216008502U (en) | Hydraulic tunnel drilling trolley excavation construction device | |
| CN109632167A (en) | Rock mass stress monitoring device and monitoring method inside bare ground | |
| CN109898987A (en) | A kind of blast working conveniently drilling through multiple blastholes blasting boreholes device | |
| CN210317312U (en) | Vertical pipe jacking simulation device | |
| CN115468463B (en) | Blasting construction method for controlling super-undermining | |
| CN218764922U (en) | All-round self-balancing deep hole explosive filling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231115 Address after: Office Building of Guangxi Jianhua Machinery Factory, No.8 Jianhua Road, Baise City, Guangxi Zhuang Autonomous Region, 533000 Applicant after: Guangxi jinjianhua Blasting Engineering Co.,Ltd. Address before: 510000 Room 101, 1st floor, 602-1, Guangshan 2nd Road, Tianhe District, Guangzhou City, Guangdong Province Applicant before: GUANGDONG HUASHENG SECURITY PROFESSIONAL EVALUATION CO.,LTD. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |