CN109083592B - Rock pole pit excavation structure and construction method thereof - Google Patents
Rock pole pit excavation structure and construction method thereof Download PDFInfo
- Publication number
- CN109083592B CN109083592B CN201811186211.3A CN201811186211A CN109083592B CN 109083592 B CN109083592 B CN 109083592B CN 201811186211 A CN201811186211 A CN 201811186211A CN 109083592 B CN109083592 B CN 109083592B
- Authority
- CN
- China
- Prior art keywords
- drill bit
- drill
- drilling
- rod
- electric drill
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 31
- 238000009412 basement excavation Methods 0.000 title claims abstract description 25
- 239000011435 rock Substances 0.000 title claims abstract description 25
- 238000005553 drilling Methods 0.000 claims abstract description 60
- 239000004575 stone Substances 0.000 claims abstract description 48
- 229910000831 Steel Inorganic materials 0.000 claims description 25
- 239000010959 steel Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000000725 suspension Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/003—Drilling with mechanical conveying means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to a rock pole pit excavation structure and a construction method thereof, and belongs to the technical field of electric pole foundation construction of electric power lines. The technical proposal is as follows: comprises a drilling platform structure, drilling equipment, stone lifting equipment and power supply equipment; the drilling platform structure is placed above a rod pit to be excavated, drilling equipment is arranged in the drilling platform structure, drilling operation is carried out, after the drilling operation is completed, the drilling equipment in the drilling platform structure is replaced with stone lifting equipment, and stone lifting operation is carried out until the operation is completed. The invention has the advantages of simple structure, convenient construction, no need of large-area excavation, no environmental damage, short construction period, high working efficiency, low construction cost and high safety coefficient.
Description
Technical Field
The invention relates to a rock pole pit excavation structure and a construction method thereof, and belongs to the technical field of electric pole foundation construction of electric power lines.
Background
In the excavation construction of the electric pole foundation of the rural power grid engineering, when encountering rock geology, manual excavation is usually adopted, and equipment such as a hand hammer, a drill bit, an electric pick, an air pick and the like is used; the mechanical operation adopts a hook machine breaking hammer for cutting; the agent adopts a silent blasting expanding agent. The manual cutting speed is low, the efficiency is low, the period is long, and the cost is high. The rock pole pit is narrow in working face, so that the rock is not easy to break due to the fact that the hammer body is thick when the hook machine breaking hammer is used for cutting, large-area cutting can be achieved, the work can be only performed in half, and in addition, some local machines are difficult to put in place. The expanding agent is adopted, the rock can be propped up to form a stripe after 24 hours by drilling and charging, and then manual or mechanical cutting is carried out. The method has the advantages of harsh environmental temperature requirements, long construction period and high cost.
Disclosure of Invention
The invention aims to provide a rock rod pit excavation structure and a construction method thereof, which change the prior rock rod pit excavation structure method, develop a rod pit excavation structure and a construction method for drilling holes on rock by using drilling equipment, have short construction period, high working efficiency and low construction cost, do not damage the environment, and solve the problems in the prior art.
The technical scheme of the invention is as follows:
a rock rod pit excavation structure comprises a drilling platform structure, drilling equipment, stone lifting equipment and power supply equipment;
the drilling platform structure comprises a base, a bracket, a cross beam, a lifter, a slideway, a first hook, a second hook and a steel wire rope; the power supply equipment comprises a first cable, a second cable, a starting button and a generator; the base is a rectangular frame, two brackets are symmetrically arranged on two sides of the base, the cross beam is vertically arranged between the top ends of the two brackets, and the brackets are provided with slide ways; the beam is provided with a first hook and a second hook respectively, the lifting machine is hooked on the beam through the first hook, the water tank is hooked on the beam through the second hook, and the lifting machine is connected with the generator through the first cable;
the drilling equipment is arranged in the drilling platform structure; the drilling equipment comprises a water tank, a water pipe, an electric drill, a first lifting ring, a drill bit, a support arm and a drill bit fixing bolt; the electric drill is arranged on the support arm, pulleys are arranged at the two ends of the support arm, the pulleys are arranged in the slide way in a matching way, and the electric drill is connected with the generator through a second cable and a starting button; the top end of the electric drill is provided with a first hanging ring which is connected with the elevator through a steel wire rope, and the water tank is connected with the drill bit through a water pipe; the bottom end of the electric drill is connected with the drill through a drill fixing bolt;
the drilling equipment can be replaced by stone extracting equipment, and the stone extracting equipment is arranged in the drilling platform structure; the stone extraction equipment comprises a suspender, a clamping flap, a clamping spring, a locking pin rod and a hanging ring II; the top of the suspender is provided with a second suspension ring, the suspender is connected with the steel wire rope through the second suspension ring, the interior of the suspender is provided with a lock pin rod, a plurality of clamping petals are arranged, one ends of the clamping petals are uniformly arranged at the lower end of the lock pin rod through a hinge shaft, and the other ends of the clamping petals extend out of the suspender; one end of the clamp spring is fixed on the lock pin rod, the other end of the clamp spring is fixed on the part of the clamp valve extending out of the suspender, and the clamp valve and the clamp spring play a role of locking pins on the lock pin rod.
The drilling platform structure also comprises fixing bolts, the two supports are symmetrically arranged on two sides of the base through the fixing bolts, and the cross beam is vertically arranged between the top ends of the two supports through the fixing bolts.
The elevator is provided with a wireless signal receiving and transmitting system which is matched with the remote controller.
The first drill bit is a hollow drill barrel with the diameter of 350mm and the length of 50mm; or the second drill bit is a hollow drill barrel with the diameter of 80mm and the length of 50mm.
The drilling equipment further comprises an extension rod, a drill bit fixing bolt at the bottom end of the electric drill is connected with the top end of the extension rod through a sleeve, and the bottom end of the extension rod is connected with a drill bit through a sleeve.
The extension bars are connected sequentially through the sleeve buckles.
The hoister is hooked at the middle of the cross beam through a hook one.
The elevator, the wireless signal receiving and transmitting system, the remote controller, the electric drill, the generator, the clamping valve, the clamping spring, the locking pin rod and the like are all public equipment known in the art.
The rock pole pit excavation construction method adopts the excavation structure and comprises the following steps:
firstly, cleaning earth surface floating soil around a rod pit to be excavated, and leveling out a construction site;
secondly, installing a drilling platform structure:
(1) placing the base above a construction site, fixing the bottom ends of the two brackets on two sides of the base by using fixing bolts, and fixing the cross beam and the top ends of the brackets by using the fixing bolts;
(2) hanging a hoisting machine on a first hook, hanging one end of a steel wire rope on the hoisting machine, hanging the other end of the steel wire rope on a first hanging ring of an electric drill, and connecting a first cable between the hoisting machine and a generator;
thirdly, installing drilling equipment and performing drilling operation:
(1) the electric drill is arranged on the support arm, pulleys are arranged at two ends of the support arm, the pulleys are arranged in the slide way, the hoisting machine is started to tighten the steel wire rope, and the electric drill is suspended below the support;
(2) a second cable between the electric drill and the generator is connected, the water tank is hung on the second hook, and a water pipe is connected;
(3) the first drill bit of the electric drill is installed, the remote controller is operated, the first drill bit is dropped onto a rod pit position to be excavated by the elevator, and the electric drill is started;
(4) when the first drill bit drills to the depth of 50mm, the remote controller is operated to lift the electric drill, and after the first drill bit is exposed out of the ground, the electric drill stop switch is pressed, and at the moment, the first drill bit drills a first stone column with the diameter of 350mm on the rock surface of the construction site;
(5) the drill bit I is dismounted, the drill bit II is replaced, the remote controller is operated to enable the drill bit II to fall onto the center of the stone column I, and an electric drill is started;
(6) when the drill reaches the depth of 50mm, the remote controller is operated to lift the electric drill, after the second drill bit is exposed out of the ground, the stop switch of the electric drill is pressed, and at the moment, the second drill bit drills a center hole in the center of the first stone column;
fourth, unloading the drilling equipment, and installing stone lifting equipment to carry out stone lifting operation:
(1) hanging a second hanging ring of the hanging rod on a steel wire rope of the hoister, operating the remote controller to drop the hanging rod into a central eyelet, moving the lock pin rod upwards, releasing the clamping valve, and operating the remote controller to lift the hanging rod to lift the first stone column to the ground;
(2) the lock pin rod is moved downwards, the clamping valve is retracted, the suspender is pulled out, and the stone column I is taken out;
fifthly, unloading the stone extracting equipment, installing the drilling equipment, and carrying out drilling operation again:
and (3) unloading the stone extracting equipment, hanging the electric drill on a steel wire rope of the elevator, connecting the extension rod between the drill bit I and the electric drill, repeating the step III and the step IV, and extracting the stone column II until the qualified depth of the rod pit is reached.
The invention has the positive effects that: the construction method has the advantages of simple structure, convenient construction, no need of large-area excavation, no environmental damage and the like, and the structure and the method have short construction period, high working efficiency, low construction cost and high safety coefficient.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a drill bit according to the present invention;
FIG. 3 is a schematic view of an extension bar according to the present invention;
FIG. 4 is a schematic view of a second embodiment of the drill bit of the present invention;
FIG. 5 is a schematic diagram of the stone extracting device of the present invention;
in the figure: the device comprises a base 1, a bracket 2, a cross beam 3, a lifting machine 4, a remote controller 5, a slide way 6, a fixing bolt 7, a first hook 8, a second hook 9, a steel wire rope 10, a first cable 11, a water tank 12, a water pipe 13, an electric drill 14, a second cable 15, a starting button 16, a generator 17, a first lifting ring 18, a first drill bit 19, a support arm 20, a drill bit fixing bolt 21, an extension rod 22, a sleeve buckle 23, a second drill bit 24, a lifting rod 25, a clamping valve 26, a clamping spring 27, a locking pin rod 28, a second lifting ring 29, a first stone column 30, a central hole 31 and a second stone column 32.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
a rock rod pit excavation structure comprises a drilling platform structure, drilling equipment, stone lifting equipment and power supply equipment;
the drilling platform structure comprises a base 1, a bracket 2, a cross beam 3, a lifting machine 4, a slideway 6, a first hook 8, a second hook 9 and a steel wire rope 10; the power supply device comprises a first cable 11, a second cable 15, a start button 16 and a generator 17; the base 1 is a rectangular frame, two brackets 2 are symmetrically arranged on two sides of the base 1, a cross beam 3 is vertically arranged between the top ends of the two brackets 2, and a slideway 6 is arranged on the brackets 2; the beam 3 is respectively provided with a first hook 8 and a second hook 9, the lifting machine 4 is hooked on the beam 3 through the first hook 8, the water tank 12 is hooked on the beam 3 through the second hook 9, and the lifting machine 4 is connected with the generator 17 through a first cable 11;
the drilling equipment is arranged in the drilling platform structure; the drilling equipment comprises a water tank 12, a water pipe 13, an electric drill 14, a first lifting ring 18, a drill bit, a support arm 20 and a drill bit fixing bolt 21; the electric drill 14 is arranged on the support arm 20, pulleys are arranged at two ends of the support arm 20, the pulleys are arranged in the slide way 6 in a matching way, and the electric drill 14 is connected with the generator 17 through the second cable 15 and the starting button 16; the top end of the electric drill 14 is provided with a first lifting ring 18, the first lifting ring 18 is connected with the lifting machine 4 through a steel wire rope 10, and the water tank 12 is connected with a drill bit through a water pipe 13; the bottom end of the electric drill 14 is connected with a drill bit through a drill bit fixing bolt 21;
the drilling equipment can be replaced by stone extracting equipment, and the stone extracting equipment is arranged in the drilling platform structure; the stone lifting equipment comprises a suspender 25, a clamping flap 26, a clamping spring 27, a locking pin rod 28 and a second hanging ring 29; the top of the suspender 25 is provided with a second suspension ring 29, the suspender 25 is connected with the steel wire rope 10 through the second suspension ring 29, the interior of the suspender 25 is provided with a lock pin rod 28, a plurality of clamping petals 26 are arranged, one ends of the clamping petals 26 are uniformly arranged at the lower end of the lock pin rod 28 through a hinge shaft, and the other ends extend out of the suspender 25; one end of the snap spring 27 is fixed on the lock pin rod 28, and the other end is fixed on the part of the snap valve 26 extending out of the boom 25.
The drilling platform structure further comprises fixing bolts 7, the two supports 2 are symmetrically arranged on two sides of the base 1 through the fixing bolts 7, and the cross beam 3 is vertically arranged between the top ends of the two supports 2 through the fixing bolts 7.
The drill bit I is a drill bit 19, and the drill bit I19 is a hollow drill barrel with the diameter of 350mm and the length of 50mm; or the drill bit II 24 is a hollow drill barrel with the diameter of 80mm and the length of 50mm.
The drilling equipment further comprises an extension bar 22, a drill bit fixing bolt 21 at the bottom end of the electric drill 14 is connected with the top end of the extension bar 22 through a sleeve buckle 23, and the bottom end of the extension bar 22 is connected with a drill bit through the sleeve buckle 23.
The plurality of extension bars 22 are connected in sequence through the sleeve buckles 23.
The lifting machine 4 is hooked at the middle position of the cross beam 3 through a first hook 8.
The elevator 4 is provided with a wireless signal receiving and transmitting system which is matched with the remote controller 5, the elevator 4 is provided with forward and reverse rotation, and the electric drill 14 and the lifting and descending of the boom 25 are controlled through the remote controller 5.
The boom 25 is 100mm long and 70mm in diameter, the middle is hollow, three clamping petals are symmetrically arranged on the left side and the right side of the lower end 50mm, one end of the clamping spring is fixed on the clamping petals, the other end of the clamping spring is fixed on the locking pin rod, the locking pin rod can freely move up and down in the center of the boom, and the clamping petals can be locked and loosened.
The support 2 is 150mm in height, and a slide way 6 is arranged on the support.
The base 1 is a square frame, each side is 100mm long, and the left side and the right side are fixed with the bracket 2 by fixing bolts 7.
The length of the cross beam 3 is 100mm, a first hook is arranged in the middle of the cross beam and used for hanging the lifting machine 4, and a second hook 9 is also arranged and used for hanging the water tank 12.
One end of the support arm 20 is fixed with the electric drill 14, the other end is provided with a pulley, and the pulley is arranged in the slideway 6 to enable the electric drill 14 to move up and down in the slideway 6.
The rock pole pit excavation construction method adopts the excavation structure and comprises the following steps:
firstly, cleaning earth surface floating soil around a rod pit to be excavated, and leveling out a 1.2m square construction site;
secondly, installing a drilling platform structure:
(1) placing the base 1 above the center of a construction site, fixing the bottom ends of the two brackets 2 on two sides of the base 1 by using fixing bolts 7, and fixing the cross beam 3 and the top ends of the brackets 2 by using the fixing bolts 7;
(2) hanging the hoisting machine 4 on a first hook 8, hanging one end of a steel wire rope 10 on the hoisting machine 4, hanging the other end of the steel wire rope on a first hanging ring 18 of an electric drill 14, and connecting a first cable 11 between the hoisting machine 4 and a generator 17;
thirdly, installing drilling equipment and performing drilling operation:
(1) the electric drill 14 is arranged on the support arm 20, pulleys are arranged at two ends of the support arm 20 and are arranged in the slide way 6, the hoisting machine 4 is started to tighten the steel wire rope 10, and the electric drill 14 is suspended below the bracket 2;
(2) a second cable 15 between the electric drill 14 and the generator 17 is connected, the water tank 12 is hung on the second hook 9, and the water pipe 13 is connected;
(3) the first drill bit 19 provided with the electric drill 14 is operated to operate the remote controller 5, the elevator 4 drops the first drill bit 19 to the position of the rod pit to be excavated, and the electric drill 14 is started;
(4) when the first drill bit 19 drills to the depth of 50mm, the remote controller 5 is operated to lift the electric drill 14, and after the first drill bit 19 is exposed out of the ground, the electric drill 14 is pressed down to stop the switch, and at the moment, the first drill bit 19 drills a stone column I30 with the diameter of 350mm on the rock surface of the construction site;
(5) the first drill bit 19 is dismounted, the second drill bit 24 is replaced, the remote controller 5 is operated to drop the second drill bit 24 to the center position of the first stone column 30, and the electric drill 14 is started;
(6) when the drill reaches the depth of 50mm, the remote controller 5 is operated to lift the electric drill 14, after the second drill bit 24 is exposed out of the ground, the electric drill 14 is pressed down to stop the switch, and at the moment, the second drill bit 24 drills a center hole 31 in the center position of the first stone column 30;
fourth, unloading the drilling equipment, and installing stone lifting equipment to carry out stone lifting operation:
(1) hanging a second hanging ring 29 of the hanging rod 25 on the steel wire rope 10 of the lifting machine 4, operating the remote controller 5 to drop the hanging rod 25 into the central eyelet 31, moving the lock pin rod 28 upwards, releasing the clamping flap 26, operating the remote controller 5 to lift the hanging rod 25, and lifting the first stone column 30 to the ground;
(2) the locking pin rod 28 is moved downwards, the clamping valve 26 is retracted, the suspender 25 is pulled out, and the stone column I30 is taken out;
fifthly, unloading the stone extracting equipment, installing the drilling equipment, and carrying out drilling operation again:
the stone extraction equipment is disassembled, the electric drill 14 is hung on the steel wire rope 10 of the lifting machine 4, the extension rod 22 is connected between the first drill bit 19 and the electric drill 14, the third step and the fourth step are repeated, and the stone column II 32 is extracted until the qualified depth of the rod pit is reached.
Claims (7)
1. The utility model provides a rock pole hole excavation structure which characterized in that: comprises a drilling platform structure, drilling equipment, stone lifting equipment and power supply equipment;
the drilling platform structure comprises a base (1), a bracket (2), a cross beam (3), a lifting machine (4), a slideway (6), a first hook (8), a second hook (9) and a steel wire rope (10); the power supply device comprises a first cable (11), a second cable (15), a starting button (16) and a generator (17); the base (1) is a rectangular frame, two brackets (2) are symmetrically arranged on two sides of the base (1), the cross beam (3) is vertically arranged between the top ends of the two brackets (2), and a slideway (6) is arranged on the brackets (2); the beam (3) is respectively provided with a first hook (8) and a second hook (9), the lifter (4) is hooked on the beam (3) through the first hook (8), the water tank (12) is hooked on the beam (3) through the second hook (9), and the lifter (4) is connected with the generator (17) through the first cable (11);
the drilling equipment is arranged in the drilling platform structure; the drilling equipment comprises a water tank (12), a water pipe (13), an electric drill (14), a first lifting ring (18), a drill bit, a support arm (20) and a drill bit fixing bolt (21); the electric drill (14) is arranged on the support arm (20), pulleys are arranged at two ends of the support arm (20), the pulleys are arranged in the slide way (6) in a matching way, and the electric drill (14) is connected with the generator (17) through the second cable (15) and the starting button (16); a first hanging ring (18) is arranged at the top end of the electric drill (14), the first hanging ring (18) is connected with the lifting machine (4) through a steel wire rope (10), and the water tank (12) is connected with a drill bit through a water pipe (13); the bottom end of the electric drill (14) is connected with a drill bit through a drill bit fixing bolt (21);
the drilling equipment can be replaced by stone extracting equipment, and the stone extracting equipment is arranged in the drilling platform structure; the stone lifting device comprises a suspender (25), a clamping flap (26), a clamp spring (27), a lock pin rod (28) and a hanging ring II (29); a hanging ring II (29) is arranged at the top of the hanging rod (25), the hanging rod (25) is connected with the steel wire rope (10) through the hanging ring II (29), a lock pin rod (28) is arranged in the hanging rod (25), a plurality of clamping petals (26) are arranged, one ends of the clamping petals (26) are uniformly arranged at the lower ends of the lock pin rod (28) through hinge shafts, and the other ends extend out of the hanging rod (25); one end of the snap spring (27) is fixed on the lock pin rod (28), and the other end is fixed on the part of the snap valve (26) extending out of the suspender (25).
2. A rock shaft pit excavation structure as claimed in claim 1, wherein: the drilling platform structure further comprises fixing bolts (7), the two supports (2) are symmetrically arranged on two sides of the base (1) through the fixing bolts (7), and the cross beam (3) is vertically arranged between the tops of the two supports (2) through the fixing bolts (7).
3. A rock shaft pit excavation structure as claimed in claim 1, wherein: the drilling equipment further comprises an extension rod (22), a drill bit fixing bolt (21) at the bottom end of the electric drill (14) is connected with the top end of the extension rod (22) through a sleeve buckle (23), and the bottom end of the extension rod (22) is connected with a drill bit through the sleeve buckle (23).
4. A rock shaft pit excavation structure as claimed in claim 1 or 3, wherein: the drill bit is a drill bit I (19), the drill bit I (19) is a hollow drill barrel with the diameter of 350mm, and the length of 50mm; or the drill bit is a drill bit II (24), and the drill bit II (24) is a hollow drill barrel with the diameter of 80mm and the length of 50mm.
5. A rock shaft pit excavation structure as claimed in claim 3, wherein: the plurality of extension bars (22) are connected sequentially through the sleeve buckles (23).
6. A rock shaft pit excavation structure as claimed in claim 1, wherein: the lifting machine (4) is hooked at the middle position of the cross beam (3) through a first hook (8).
7. A rock shaft pit excavation construction method employing the excavation structure defined in any one of claims 1 to 6, characterized by comprising the steps of:
firstly, cleaning earth surface floating soil around a rod pit to be excavated, and leveling out a construction site;
secondly, installing a drilling platform structure:
(1) placing the base (1) above a construction site, fixing the bottom ends of the two brackets (2) on two sides of the base (1) by using fixing bolts (7), and fixing the cross beam (3) and the top ends of the brackets (2) by using the fixing bolts (7);
(2) hanging the hoisting machine (4) on a first hook (8), hanging one end of a steel wire rope (10) on the hoisting machine (4), hanging the other end of the steel wire rope on a first hanging ring (18) of an electric drill (14), and connecting a first cable (11) between the hoisting machine (4) and a generator (17);
thirdly, installing drilling equipment and performing drilling operation:
(1) the electric drill (14) is arranged on a support arm (20), pulleys are arranged at two ends of the support arm (20), the pulleys are arranged in a slideway (6), a hoisting machine (4) is started to tighten a steel wire rope (10), and the electric drill (14) is suspended below a bracket (2);
(2) a second cable (15) between the electric drill (14) and the generator (17) is connected, the water tank (12) is hung on the second hook (9), and the water pipe (13) is connected;
(3) a first drill bit (19) provided with an electric drill (14) is arranged, a remote controller (5) is operated, a lifting machine (4) drops the first drill bit (19) to a position of a rod pit to be excavated, and the electric drill (14) is started;
(4) when the first drill bit (19) drills to the depth of 50mm, the remote controller (5) is operated to lift the electric drill (14), after the first drill bit (19) is exposed out of the ground, the electric drill (14) is pressed down to stop the switch, and at the moment, the first drill bit (19) drills a first stone column (30) with the diameter of 350mm on the rock surface of a construction site;
(5) the drill bit I (19) is disassembled, the drill bit II (24) is replaced, the remote controller (5) is operated to drop the drill bit II (24) to the center of the stone column I (30), and the electric drill (14) is started;
(6) when the drill reaches the depth of 50mm, the remote controller (5) is operated to lift the electric drill (14), after the second drill bit (24) is exposed out of the ground, the electric drill (14) is pressed down to stop the switch, and at the moment, the second drill bit (24) drills a center hole (31) with the diameter of 80mm at the center position of the stone column I (30);
fourth, unloading the drilling equipment, and installing stone lifting equipment to carry out stone lifting operation:
(1) hanging a hanging ring II (29) on a hanging rod (25) on a steel wire rope (10) of a lifting machine (4), operating a remote controller (5) to drop the hanging rod (25) into a central hole (31), moving a lock pin rod (28) upwards, releasing a clamp spring (27), and operating the remote controller (5) to lift the hanging rod (25) to lift a stone column I (30) to the ground;
(2) the lock pin rod (28) is moved downwards, the clamp spring (27) is retracted, the suspender (25) is pulled out, and the stone column I (30) is taken out;
fifthly, unloading the stone extracting equipment, installing the drilling equipment, and carrying out drilling operation again:
and (3) unloading the stone extraction equipment, hanging the electric drill (14) on the steel wire rope (10) of the elevator (4), connecting the extension rod (22) between the first drill bit (19) and the electric drill (14), and repeating the third step and the fourth step to extract the second stone column (32) until the qualified depth of the rod pit is reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811186211.3A CN109083592B (en) | 2018-10-12 | 2018-10-12 | Rock pole pit excavation structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811186211.3A CN109083592B (en) | 2018-10-12 | 2018-10-12 | Rock pole pit excavation structure and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109083592A CN109083592A (en) | 2018-12-25 |
| CN109083592B true CN109083592B (en) | 2023-05-23 |
Family
ID=64843536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811186211.3A Active CN109083592B (en) | 2018-10-12 | 2018-10-12 | Rock pole pit excavation structure and construction method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109083592B (en) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2136851B (en) * | 1983-03-14 | 1986-05-29 | Shuntaro Shiga | Apparatus and methods of ground drilling |
| JP2002295158A (en) * | 2001-04-04 | 2002-10-09 | Shinei Tec Kk | Rock hole drill |
| CN201326375Y (en) * | 2008-12-17 | 2009-10-14 | 郁红波 | Combined rock drill |
| CN204000892U (en) * | 2014-08-13 | 2014-12-10 | 国家电网公司 | Plateau mountain foundation pit excavation construction equipment carry native device |
| CN104196072B (en) * | 2014-08-13 | 2016-08-24 | 国家电网公司 | Plateau mountain foundation pit excavation construction equipment |
| CN104265156B (en) * | 2014-08-13 | 2016-04-13 | 国家电网公司 | The drawing to dig of plateau mountain foundation pit excavation construction equipment carries native device |
| CN106812170A (en) * | 2017-03-30 | 2017-06-09 | 娄延华 | Bar cheats excavating gear |
| CN206830047U (en) * | 2017-06-30 | 2018-01-02 | 浙江省送变电工程公司 | A kind of rock drill device of carrying easy to assemble |
| CN207451467U (en) * | 2017-12-01 | 2018-06-05 | 王雪莹 | A kind of surface drilling machinery assembling boom hoisting |
| CN108543991A (en) * | 2018-04-08 | 2018-09-18 | 中交二航局第三工程有限公司 | The up-hole special tooling under concrete roof |
-
2018
- 2018-10-12 CN CN201811186211.3A patent/CN109083592B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109083592A (en) | 2018-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201747390U (en) | Suspension type multifunctional tunnel operation machine | |
| CN102733433A (en) | Hole-digging and poling all-in-one machine | |
| CN110107221B (en) | Ultra-large aperture pore-forming working device and method suitable for complex geological conditions | |
| CN104196072A (en) | Plateau mountain foundation pit excavation construction device | |
| CN201943590U (en) | Water drilling hole pile construction equipment | |
| CN109083592B (en) | Rock pole pit excavation structure and construction method thereof | |
| CN102518396A (en) | Automatic drilling machine | |
| CN212982286U (en) | U-shaped prefabricated ditch hoisting device | |
| CN210829073U (en) | Mechanical power head long-stroke feeding trailer drilling machine | |
| CN201679005U (en) | Steel puller | |
| CN210289617U (en) | Ultra-large aperture pore-forming working device suitable for complex geological conditions | |
| CN214832698U (en) | Precast pile sinking equipment | |
| CN205591926U (en) | Do not have self -supporting modularization shaft of surely restricting and dig step construction equipment | |
| CN210341918U (en) | Novel vibration pile sinking device | |
| CN218909621U (en) | Prefabricated pit shaft hoist and mount specialized tool | |
| CN208843619U (en) | A kind of rock bar hole proposes stone equipment | |
| CN111827874A (en) | Pile-descending foundation hole forming machine for high-voltage transmission line | |
| CN214116610U (en) | Drilling, stirring and hammering composite pile machine | |
| CN202659143U (en) | Hole-digging and rod-erecting all-in-one machine | |
| CN208816042U (en) | A kind of rock bar hole drilling device | |
| CN215208176U (en) | Miniature steel pipe pile steel pipe hoist device in finite space | |
| CN219710260U (en) | Construction device for sampling rock and soil at pile end of ultra-deep bored concrete pile | |
| CN211226017U (en) | Major diameter reinforced concrete pipe hoist | |
| CN211692353U (en) | Full-hydraulic gyrator type anchoring engineering drilling machine | |
| CN216950244U (en) | Multifunctional horizontal directional drilling machine |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |