CN113137176A - Help and decrease formula hydraulic breaking hammer drill rod - Google Patents
Help and decrease formula hydraulic breaking hammer drill rod Download PDFInfo
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- CN113137176A CN113137176A CN202110466001.5A CN202110466001A CN113137176A CN 113137176 A CN113137176 A CN 113137176A CN 202110466001 A CN202110466001 A CN 202110466001A CN 113137176 A CN113137176 A CN 113137176A
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- 230000007423 decrease Effects 0.000 title claims description 15
- 230000005291 magnetic effect Effects 0.000 claims abstract description 104
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 21
- 230000005294 ferromagnetic effect Effects 0.000 claims description 32
- 238000009413 insulation Methods 0.000 claims description 21
- 230000005389 magnetism Effects 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 239000013013 elastic material Substances 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 235000011149 sulphuric acid Nutrition 0.000 claims description 2
- 239000001117 sulphuric acid Substances 0.000 claims description 2
- 239000006249 magnetic particle Substances 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
- 239000004575 stone Substances 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 4
- 238000004080 punching Methods 0.000 abstract description 2
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 8
- 239000002253 acid Substances 0.000 description 7
- 238000013016 damping Methods 0.000 description 3
- 230000001846 repelling effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 206010057071 Rectal tenesmus Diseases 0.000 description 1
- 241000251131 Sphyrna Species 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 208000012271 tenesmus Diseases 0.000 description 1
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Classifications
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- 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
- E21B1/00—Percussion 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
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
-
- 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
- E21B12/00—Accessories for drilling tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a damage-assisting type hydraulic breaking hammer drill rod, which belongs to the technical field of hydraulic hammers, wherein a damage-assisting solution storage body communicated with a drainage cavity is embedded in a lower drill rod, a connecting structure of an upper drill rod and the lower drill rod moves up and down along with a piston, a drill hammer head at the bottom end of the lower drill rod breaks concrete blocks, stones and the like, a magnetic boosting body is used for pushing a magnetic falling body at the bottom end of the magnetic boosting body in a reciprocating manner by changing the air pressure in a hollow cavity in the up and down reciprocating hydraulic process, the magnetic falling body is used for punching a liquid storage bag after the magnetic falling body is discontinuously fallen down, so that the dissolving-assisting solution in the liquid storage bag overflows through the drainage cavity, the overflowed damage-assisting solution is splashed into cracks of the concrete blocks, the acidic damage effect is achieved, the size of the cracks is increased, and hard concrete blocks, the hard concrete blocks and the stones are helped by the hammer head in a hammer, The stone is damaged, effectively improves crushing efficiency.
Description
Technical Field
The invention relates to the technical field of hydraulic hammers, in particular to a damage-assisting type hydraulic breaking hammer drill rod.
Background
The hydraulic breaking hammer is also called a hydraulic pick, a hydraulic cannon, a cannon machine, a breaking head and the like, the power source of the hydraulic breaking hammer is pressure oil provided by a pump station of an excavator or a loader, and the hydraulic breaking hammer can effectively clean floating stones and soil in rock gaps in the excavation of a building foundation.
The breaking hammer generally comprises a cylinder body, a piston, a drill rod and the like, and a piston rod of a hydraulic cylinder in the hydraulic breaking hammer stretches back and forth to impact a single drill rod, so that the single drill rod is continuously impacted to break, and the breaking hammer is used for breaking hammered objects such as concrete blocks and stones.
After the hydraulic hammer works for a long time, the bottom of a drill rod of the hydraulic hammer is abraded due to relative impact friction with a hammered object, the hardness of the drill rod is reduced to a certain degree, particularly, the hammering crushing effect is poor for some hammered objects with large hardness, the drill rod is seriously abraded, and therefore the working efficiency of equipment is reduced.
Therefore, the damage-assisting type hydraulic breaking hammer drill rod is provided to effectively solve the problems in the prior art.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a damage-assisting type hydraulic breaking hammer drill rod, a damage-assisting solution storage body communicated with a drainage cavity is embedded and installed in a lower drill rod, a connecting structure of an upper drill rod and the lower drill rod moves up and down along with a piston, a drill hammer head at the bottom end of the lower drill rod breaks concrete blocks, stones and the like, the magnetic boosting body pushes a magnetic falling body at the bottom end of the drill rod in a reciprocating mode in the up and down reciprocating hydraulic process by changing the air pressure in a hollow cavity to realize that the magnetic boosting body pushes the magnetic falling body in a reciprocating mode, the magnetic falling body presses a liquid storage bag after falling, the effect that the solution in the liquid storage bag overflows through the drainage cavity, the overflowed damage-assisting solution splashes into cracks of the concrete blocks, the cracks play a role of acid damage, increase the size of the cracks, and be matched with the drill hammer head to help to break hard concrete blocks, The stone is broken.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A damage-assisting type hydraulic breaking hammer drill rod comprises a cylinder sleeve, wherein a piston is arranged at the upper end of the cylinder sleeve, a fixed sleeve shaft fixedly connected in the cylinder sleeve is arranged below the piston, an upper drill rod is arranged at the bottom end of the piston, the lower end of the upper drill rod penetrates through the fixed sleeve shaft and is in threaded connection with a lower drill rod, a drill rod head is arranged at the bottom end of the lower drill rod, a pressure spring sleeved on the outer wall of the upper drill rod is arranged between the fixed sleeve shaft and the lower drill rod, a storage cavity is formed in the top end of the lower drill rod, a damage-assisting solution storage body is arranged in the storage cavity, a plurality of drainage cavities communicated with the storage cavity are formed in the outer end wall of the lower drill rod, the peripheral walls of the damage-assisting solution storage body extend to the drainage cavities, a hollow cavity is arranged in the upper drill rod, an attached magnetic weight body is movably connected to the lower end of the hollow cavity, and a magnetic boosting body connected with a boosting body is arranged at the upper end of the hollow cavity, the bottom end of the magnetic boosting body is connected with the top end of the magnetic pendant falling body through a plurality of strong extension springs, and the side wall of the top end of the upper drill rod is provided with a plurality of air overflow ports communicated with the hollow cavity.
Further, help and decrease the solution storage body including inlaying the reservoir of locating in the storage cavity, the bottom four corners of reservoir all is equipped with the overflow mouthpiece, the one end that the reservoir was kept away from to the overflow mouthpiece is equipped with a plurality of elasticity oozing material holes.
Further, the inside of reservoir is filled and is helped and decrease solution, help and decrease solution and adopt dilute sulphuric acid, reservoir and overflow mouthpiece adopt acidproof elastic material to make, when extrudeing the reservoir, the inside elasticity infiltration material hole that helps of reservoir decreases solution and pass through overflow mouthpiece front end overflows.
Furthermore, a plurality of drainage cavities corresponding to the positions of the overflow nozzles are formed in the side wall of the lower drill rod, and the drainage cavities are communicated with the drainage cavity and the material storage cavity.
Further, the borer tup is the back taper structure, set up the drainage groove that is linked together the setting with the drainage chamber on the lateral wall all around of borer tup, the helping of overflowing by elasticity oozing hole decreases solution and leads to the drainage groove through the drainage chamber, when lower drill rod and borer tup and concrete piece, stone contacted, the helping that overflows decreases solution and splashes into by the crack of rammer in, plays the acid damaged effect, and cooperation borer tup helps carrying out the damage to hard concrete piece, stone.
Furthermore, the top of drill rod is equipped with the cavity ring that links up with the inside activity of cylinder liner down, the cavity ring lies in the below of fixed sleeve axle, and the outer tip of last drill rod is located to the cavity ring cover, and cavity ring and the inside activity of cylinder liner seal link up, when drill rod along with piston up-and-down reciprocating motion down, easily improve the steadiness.
Furthermore, the top of reservoir is equipped with the blotter, the top portion of cavity is inlayed and is located to the blotter, and the blotter plays the guard action to the reservoir.
Further, the magnetism boosting body comprises an inflatable magnetic insulation layer and a porous ferromagnetic block which are fixedly connected inside the hollow cavity, the porous ferromagnetic block is located above the inflatable magnetic insulation layer, a plurality of vent holes are formed in the porous ferromagnetic block, the inflatable magnetic insulation layer comprises a hollow ring connected inside the hollow cavity, an elastic bag layer is embedded inside the hollow ring, magnetic insulation particles are attached to the side wall of the elastic bag layer, the porous ferromagnetic block and the magnetic insulation falling body are arranged in a magnetic opposite mode, when the piston pushes the upper drill rod downwards, the piston pushes one side of the fixed sleeve shaft to move, gas between the fixed sleeve shaft and the piston is pressed into the hollow cavity through an air overflow port, high air pressure pushes the elastic bag layer on the inflatable magnetic insulation layer to expand downwards, so that gaps among the magnetic insulation particles are increased, at the moment, the porous ferromagnetic block plays a role in repelling on the magnetic falling body, and utilizes the falling body of the magnetic insulation falling body to fall, so as to realize the knocking function of the liquid storage bag.
Furthermore, the magnetic pendant falling body comprises a magnetic movable sheet fixedly connected with the bottom ends of the plurality of strong extension springs, the magnetic movable sheet is movably connected in the hollow cavity, the bottom end of the magnetic movable sheet is connected with a boosting bag, the boosting bag is positioned above the cushion pad, the magnetic block with the opposite magnetism to the porous ferromagnetic block is filled in the magnetic movable sheet, under the normal state, the magnetic movable sheet and the boosting bag at the lower end are hung above the cushion pad under the stretching action of a plurality of strong tension springs, after the upper drill rod moves downwards along with the piston, because the air pressure in the hollow cavity is increased, the air inflation magnetic insulation layer expands and breaks the magnetic shielding effect on the porous ferromagnetic blocks, at the moment, the porous ferromagnetic blocks have a repulsive effect on the magnetic movable sheets, and the boosting bags at the bottom ends of the magnetic movable sheets are pushed to impact the liquid storage bags, so that the damage-assisting solution in the liquid storage bags overflows through the overflow nozzles.
Furthermore, the top end of the lower drill rod is provided with a threaded joint, the threaded joint is in threaded connection with the bottom end of the upper drill rod, and the pressure spring is sleeved between the threaded joint and the fixed sleeve shaft.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme establishes the helping of installation and drainage chamber through inlaying in the drill rod is inside down and decreases solution memory body that is linked together the setting, go up drill rod and lower drill rod connection structure along with piston up-and-down reciprocating motion, the drill rod hammer head of drill rod bottom carries out crushing treatment to concrete piece and stone etc. down, and at the hydraulic process of reciprocating from top to bottom, through the atmospheric pressure size that changes the cavity intracavity, in order to realize that magnetism helps the pushing body to carry out reciprocal promotion to the attached magnetic drop body of its bottom, attach the punching press to the reservoir behind the magnetic drop body tenesmus, in order to realize spilling over helping solution in the reservoir through the drainage chamber, the helping solution that spills over spills into in the crack of concrete piece and stone etc. play acid damaged effect, increase crack size, cooperation borer tup, help hard concrete piece, the stone is damaged.
(2) Help and decrease the solution memory body including inlaying the reservoir of locating the storage intracavity, the bottom four corners of reservoir all is equipped with the overflow mouthpiece, the one end that the reservoir was kept away from to the overflow mouthpiece is equipped with a plurality of elasticity oozing material holes, and the inside of reservoir is filled and helps and decreases solution, help and decrease solution and adopt dilute sulfuric acid, reservoir and overflow mouthpiece adopt acidproof elastic material to make, when extrudeing the reservoir, the inside elasticity oozing material hole that helps decreasing solution through overflow mouthpiece front end of reservoir spills over.
(3) Offer the drainage chamber that corresponds with a plurality of and overflow mouthpiece positions on the lateral wall of lower drill rod, drainage chamber is linked together with drainage chamber and storage cavity, and the drill rod tup is the back taper structure, set up the drainage groove that is linked together the setting with the drainage chamber on the lateral wall all around of drill rod tup, the helping of overflowing by elastic seepage material hole decreases solution and leads to the drainage groove through the drainage chamber, when lower drill rod and drill rod tup and concrete piece, stone contact, the helping that overflows decreases solution and is splashed into by the crack of rammer in, plays acid damage effect, cooperation drill rod tup helps carrying out the damage to hard concrete piece, stone, simultaneously, set up drainage chamber, drainage groove on drill rod and drill rod tup respectively down to discharge heat and dust particle when the construction.
(4) The top of drill rod is equipped with the cavity ring that links up with the inside activity of cylinder liner down, the cavity ring lies in the below of fixed sleeve axle, and the outer tip of last drill rod is located to cavity ring cover, and cavity ring and the inside movable seal of cylinder liner link up, when drill rod along with piston up-and-down reciprocating motion down, easily improve the steadiness.
(5) The magnetic boosting body comprises an inflatable magnetic insulation layer and a porous ferromagnetic block which are fixedly connected inside the hollow cavity, the porous ferromagnetic block is located above the inflatable magnetic insulation layer, a plurality of vent holes are formed in the porous ferromagnetic block, the inflatable magnetic insulation layer comprises a hollow ring connected inside the hollow cavity, an elastic bag layer is embedded inside the hollow ring, magnetic insulation particles are attached to the side wall of the elastic bag layer, the porous ferromagnetic block and the magnetic falling body are arranged in an opposite magnetic mode, when a piston pushes an upper drill rod downwards, the piston pushes one side of a fixed sleeve shaft to move, gas between the fixed sleeve shaft and the piston is pressed into the hollow cavity through an air overflow port, high air pressure pushes the elastic bag layer on the inflatable magnetic insulation layer to expand downwards, so that the gap between the magnetic insulation particles is increased, at the moment, the porous ferromagnetic block plays a role in repelling on the magnetic falling body, and utilizes the magnetic falling body to fall, so as to realize the knocking function of the liquid storage bag.
(6) The magnetic pendant comprises a magnetic movable sheet fixedly connected with the bottom ends of a plurality of strong extension springs, the magnetic movable sheet is movably connected in the hollow cavity, the bottom end of the magnetic movable sheet is connected with a boosting bag, the boosting bag is positioned above the cushion pad, the magnetic block with the opposite magnetism to the porous ferromagnetic block is filled in the magnetic movable sheet, under the normal state, the magnetic movable sheet and the boosting bag at the lower end are hung above the cushion pad under the stretching action of a plurality of strong tension springs, after the upper drill rod moves downwards along with the piston, because the air pressure in the hollow cavity is increased, the air inflation magnetic insulation layer expands and breaks the magnetic shielding effect on the porous ferromagnetic blocks, at the moment, the porous ferromagnetic blocks have a repulsive effect on the magnetic movable sheets, and the boosting bags at the bottom ends of the magnetic movable sheets are pushed to impact the liquid storage bags, so that the damage-assisting solution in the liquid storage bags overflows through the overflow nozzles.
(7) The top end of the lower drill rod is provided with a threaded joint, the threaded joint is in threaded connection with the bottom end of the upper drill rod, the pressure spring is sleeved between the threaded joint and the fixed sleeve shaft, the pressure spring is in an occasional hollow ring, the buffer performance is effectively improved during upper and lower hydraulic hammering, the piston, the upper drill rod, the lower drill rod and the drill hammer head are protected, the lower drill rod is in threaded connection with the upper drill rod, the lower drill rod can be periodically disassembled, a liquid storage bag in the lower drill rod can be conveniently replaced, and the lower drill rod and the drill hammer head can be replaced according to actual needs.
Drawings
FIG. 1 is a perspective view of the present invention as it is pressed down;
FIG. 2 is a perspective view of the present invention shown in a non-depressed position;
FIG. 3 is an internal cross-sectional view of the present invention;
FIG. 4 is a perspective view of the upper and lower shank combination of the present invention;
FIG. 5 is a partial cross-sectional view of the upper and lower drill rods of the present invention at the junction;
FIG. 6 is a second partial cross-sectional view of the upper and lower drill rods of the present invention at the junction;
FIG. 7 is a schematic structural view of the upper drill rod with the magnetic pendant in a stable state;
FIG. 8 is a schematic view showing the structure of the upper drill rod after the falling body with the magnetic plummet is pressed down.
The reference numbers in the figures illustrate:
1 cylinder sleeve, 2 pistons, 3 fixed sleeve shafts, 4 upper drill rods, 401 air overflow ports, 5 lower drill rods, 501 drainage cavities, 502 threaded connectors, 6 drill hammer heads, 601 drainage grooves, 7 compression springs, 8 liquid storage bags, 801 overflow nozzles, 9 buffer pads, 10 porous ferromagnetic blocks, 11 air-inflation magnetic-insulation layers, 12 magnetic-attached movable sheets, 13 powerful tension springs and 14 boosting bags.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-3, a damage-assisted hydraulic hammer drill rod includes a cylinder sleeve 1, a piston 2 is disposed at an upper end of the cylinder sleeve 1, and the piston 2 moves up and down by hydraulic pressure, which is not explicitly shown in the figures, but not described herein too much, a fixed sleeve 3 fixedly connected in the cylinder sleeve 1 is disposed below the piston 2, an upper drill rod 4 is disposed at a bottom end of the piston 2, a lower end of the upper drill rod 4 penetrates the fixed sleeve 3 and is in threaded connection with a lower drill rod 5, a threaded joint 502 is disposed at a top end of the lower drill rod 5, the threaded joint 502 is in threaded connection with a bottom end of the upper drill rod 4, so as to facilitate detachment of the lower drill rod 5, a pressure spring 7 is sleeved between the threaded joint 502 and the fixed sleeve 3, a drill head 6 is disposed at a bottom end of the lower drill rod 5, a pressure spring 7 sleeved on an outer wall of the upper drill rod 4 is disposed between the fixed sleeve 3 and the lower drill rod 5, a storage cavity is disposed at a top end of the lower drill rod 5, the material storage cavity is internally provided with a damage-assisting solution storage body, the outer end wall of the lower drill rod 5 is provided with a plurality of drainage cavities 501 communicated with the material storage cavity, and the peripheral walls of the damage-assisting solution storage body extend to the drainage cavities 501.
Referring to fig. 4-8, the damage-assisting solution storage body includes a liquid storage bag 8 embedded in a storage cavity, four corners of the bottom end of the liquid storage bag 8 are respectively provided with an overflow nozzle 801, one end of the overflow nozzle 801 far away from the liquid storage bag 8 is provided with a plurality of elastic material seepage holes, the liquid storage bag 8 is filled with the damage-assisting solution, the damage-assisting solution is made of dilute sulfuric acid, the liquid storage bag 8 and the overflow nozzle 801 are made of acid-resistant elastic materials, when the liquid storage bag 8 is subjected to boosting extrusion, the damage-assisting solution in the liquid storage bag 8 overflows through the elastic material seepage holes at the front end of the overflow nozzle 801, the side wall of the lower drill rod 5 is provided with a plurality of drainage cavities corresponding to the positions of the overflow nozzle 801, the drainage cavities are communicated with the drainage cavity 501 and the storage cavity, the drill hammer 6 is in an inverted cone structure, the peripheral side walls of the drill rod 6 are provided with drainage grooves 601 communicated with the drainage cavity 501, the end surfaces of the lower drill rod 5 and the drill hammer 6 are both coated with anti-corrosion layers, the loss-assisting solution that overflows by elastic seepage hole leads to drainage groove 601 through drainage chamber 501, when drill rod 5 and borer tup 6 and concrete block, the stone contacts, the loss-assisting solution that overflows splashes into the concrete block, in the crack of stone, play the acid damage effect, easily enlarge the crack size, cooperation borer tup 6, help carrying out the damage to hard concrete block, the stone, and simultaneously, set up drainage chamber 501 on drill rod 5 and borer tup 6 down respectively, drainage groove 601, so that heat and dust particle of discharging when the construction.
Referring to fig. 7-8, a hollow cavity is provided inside the upper drill rod 4, a magnetic pendant falling body is movably connected to the lower end of the hollow cavity, a magnetic boosting body connected to the boosting body is provided at the upper end of the hollow cavity, the bottom end of the magnetic boosting body is connected to the top end of the magnetic pendant falling body through a plurality of strong tension springs 13, a plurality of air vents 401 communicated with the hollow cavity are provided on the sidewall of the top end of the upper drill rod 4, a hollow ring movably connected to the inside of the cylinder liner 1 is provided at the top end of the lower drill rod 5, the hollow ring is located below the fixed sleeve shaft 3, and the hollow ring is sleeved at the outer end part of the upper drill rod 4 and is movably connected with the inside of the cylinder sleeve 1 in a sealing way, when drill rod 5 was along with piston 2 up-and-down motion down, easily improved the steadiness, the top of reservoir 8 was equipped with blotter 9, and blotter 9 inlays the top portion of locating cavity in the cavity, and blotter 9 plays the guard action to reservoir 8.
The magnetic boosting body comprises an inflatable magnetic insulating layer 11 and a porous ferromagnetic block 10 which are fixedly connected inside a hollow cavity, the porous ferromagnetic block 10 is positioned above the inflatable magnetic insulating layer 11, a plurality of vent holes are formed in the porous ferromagnetic block 10, the inflatable magnetic insulating layer 11 comprises a hollow ring connected inside the hollow cavity, an elastic bag layer is embedded inside the hollow ring, magnetic insulating particles are attached to the side wall of the elastic bag layer, the porous ferromagnetic block 10 and the magnetic damping falling body are arranged in a magnetic opposite mode, when the upper rod 4 is pushed downwards by the piston 2, the piston 2 extrudes towards one side of the fixed sleeve shaft 3, gas between the fixed sleeve shaft 3 and the piston 2 is pressed into the hollow cavity through the gas overflow port 401, high air pressure pushes the elastic bag layer on the inflatable magnetic insulating layer 11 to expand downwards, so that gaps among the magnetic insulating particles are increased, at the moment, the porous ferromagnetic block 10 plays a role in repelling on the magnetic damping falling body, and the damping falling body is utilized to fall down, play the effect of beating to the reservoir 8 in order to realize, when going up drill rod 4 and upwards reseing, the gas in the cavity is again through overflowing between the leading-in piston 2 of gas port and fixed axle sleeve 3, and at this moment, the atmospheric pressure of gas expansion magnetism insulating layer 10 top reduces, resumes the magnetism isolating effect to porous ferromagnetic piece 10 again, and at this moment, attaches the magnetic plummet and falls the body and upwards reseed under the tensile effect of a plurality of powerful extension springs 13, so circulation to realize utilizing and attach the magnetic plummet and fall the intermittent hammering of body to reservoir 8.
The magnetic pendant comprises a magnetic movable sheet 12 fixedly connected with the bottom ends of a plurality of strong tension springs 13, the magnetic movable sheet 12 is movably connected in a hollow cavity, the bottom ends of the magnetic movable sheet 12 are connected with a boosting bag 14, the boosting bag 14 is positioned above a buffer cushion 9, a magnetic block with the opposite magnetism to the porous ferromagnetic block 10 is filled in the magnetic movable sheet 12, the magnetic movable sheet 12 and the boosting bag 14 at the lower end are hung above the buffer cushion 9 under the tension action of the strong tension springs 13 under the normal state, when the upper drill rod 4 moves downwards along with the piston 2, the air inflation magnetic insulation layer 11 expands and breaks the magnetic shielding effect on the porous ferromagnetic block 10 due to the increase of the pressure in the hollow cavity, at the moment, the porous ferromagnetic block 10 plays a repulsion role on the magnetic movable sheet 12 to push the boosting bag 14 at the bottom end of the magnetic movable sheet 12 to impact on the liquid storage bag 8 at the bottom end of the buffer cushion 9, to overflow the loss aid solution in the reservoir 8 through the overflow spout 801;
it should be noted that, since the magnetic movable piece 12 is connected to the lower part of the hollow ring by a plurality of strong extension springs 13, during the up-and-down movement of the upper drill rod 4, the boosting bag 14 at the bottom end of the magnetic movable sheet 12 can vibrate up and down due to the movement inertia effect of the strong tension spring 13, the porous ferromagnetic block 10 can repel the magnetic movable plate 12 downwards by increasing the pressure intensity, the repulsive force is larger than the rebound force of the strong tension spring 13, so as to improve the impact force on the boosting bag 14, when the upper drill rod 4 is in a stable state, the connecting structure of the magnetic movable piece 12 and the boosting bag 14 can be suspended above the cushion pad 9 under the stretching action of the strong stretching spring 13, and in addition, a person skilled in the art can embed an anti-corrosion sealing block with the same structural size as the outer end of the drainage cavity 501 to realize the blocking effect on the overflow nozzle 801.
According to the invention, the damage-assisting solution storage body communicated with the drainage cavity 501 is embedded and installed in the lower drill rod 5, the connecting structure of the upper drill rod 4 and the lower drill rod 5 moves up and down along with the piston 2, the drill hammer head 6 at the bottom end of the lower drill rod 5 crushes concrete blocks, stones and the like, the magnetic boosting body pushes the magnetic falling body at the bottom end of the magnetic boosting body in a reciprocating manner by changing the air pressure in the hollow cavity in the up and down reciprocating hydraulic process, the liquid storage bag 8 is punched after the magnetic falling body falls, so that the dissolving-assisting solution in the liquid storage bag 8 overflows through the drainage cavity 501, the overflowing damage-assisting solution splashes into cracks of the concrete blocks, the stones and the like to play a role of acid damage, the size of the cracks is increased, and the damage to hard concrete blocks and stones is facilitated by matching with the drill hammer head 6.
The components used in the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a help and decrease formula hydraulic pressure quartering hammer drill rod, includes cylinder liner (1), cylinder liner (1) upper end is equipped with piston (2), its characterized in that: a fixed sleeve shaft (3) fixedly connected in the cylinder sleeve (1) is arranged below the piston (2), an upper drill rod (4) is arranged at the bottom end of the piston (2), a lower end of the upper drill rod (4) penetrates through the fixed sleeve shaft (3) and is in threaded connection with a lower drill rod (5), a drill rod head (6) is arranged at the bottom end of the lower drill rod (5), a pressure spring (7) sleeved on the outer wall of the upper drill rod (4) is arranged between the fixed sleeve shaft (3) and the lower drill rod (5), a storage cavity is formed in the top end of the lower drill rod (5), a damage-assisting solution storage body is arranged in the storage cavity, a plurality of drainage cavities (501) communicated with the storage cavity are formed in the outer end wall of the lower drill rod (5), the peripheral walls of the damage-assisting solution storage body extend to the drainage cavities (501), a hollow cavity is arranged in the upper drill rod (4), and the lower end of the hollow cavity is movably connected with a magnetic pendant body, the upper end of the hollow cavity is provided with a magnetic boosting body connected with the boosting body, the bottom end of the magnetic boosting body is connected with the top end of the magnetic pendant falling body through a plurality of strong extension springs (13), and the side wall of the top end of the upper drill rod (4) is provided with a plurality of air overflow ports (401) communicated with the hollow cavity.
2. A damage-assisted hydraulic breaker hammer drill rod according to claim 1, wherein: the damage-assisting solution storage body comprises a liquid storage bag (8) embedded in a storage cavity, overflow nozzles (801) are arranged at four corners of the bottom of the liquid storage bag (8), and a plurality of elastic material permeating holes are formed in one end, far away from the liquid storage bag (8), of each overflow nozzle (801).
3. A damage-assisted hydraulic breaker hammer drill rod according to claim 2, wherein: the inside of reservoir (8) is filled and is helped reducing solution, help reducing solution and adopt dilute sulphuric acid, reservoir (8) and overflow nozzle (801) adopt acidproof elastic material to make.
4. A damage-assisted hydraulic breaker hammer drill rod according to claim 3, wherein: and the side wall of the lower drill rod (5) is provided with a plurality of drainage cavities corresponding to the positions of the overflow nozzles (801), and the drainage cavities are communicated with the drainage cavity (501) and the material storage cavity.
5. A damage-assisted hydraulic breaking hammer drill rod according to claim 4, characterized in that: the drill rod hammer head (6) is of an inverted cone structure, and drainage grooves (601) communicated with the drainage cavity (501) are formed in the peripheral side wall of the drill rod hammer head (6).
6. A damage-assisted hydraulic breaking hammer drill rod according to claim 5, characterized in that: the drill rod (5) is provided with a hollow ring at the top end, wherein the hollow ring is movably connected with the inside of the cylinder sleeve (1), the hollow ring is positioned below the fixed sleeve shaft (3), and the hollow ring is sleeved at the outer end part of the upper drill rod (4).
7. A damage-assisted hydraulic breaker hammer drill rod according to claim 6, wherein: the top of reservoir (8) is equipped with blotter (9), top portion in well cavity is inlayed and is located in blotter (9), and blotter (9) play the guard action to reservoir (8).
8. A damage-assist hydraulic breaker hammer shank according to claim 7, wherein: the magnetism boosting body is including fixed connection in the gas inflation magnetic insulation layer (11) and porous ferromagnetic piece (10) of cavity intracavity portion, porous ferromagnetic piece (10) are located gas inflation magnetic insulation layer (11) top, a plurality of ventilation holes have been seted up on porous ferromagnetic piece (10), gas inflation magnetic insulation layer (11) are including connecting the cavity ring in cavity intracavity, cavity ring inside is inlayed and is equipped with elasticity bag layer, it has magnetic particle to stick to have been paid absolutely on the lateral wall on elasticity bag layer, porous ferromagnetic piece (10) with attach magnetism and weigh down the opposite setting of body magnetism.
9. A damage-assist hydraulic breaker hammer shank according to claim 8, wherein: attach magnetism and fall body including fixed connection in attaching magnetism movable plate (12) of a plurality of powerful extension spring (13) bottom, attach magnetism movable plate (12) activity and link up in the cavity intracavity, the bottom that attaches magnetism movable plate (12) is connected with boosting bag (14), boosting bag (14) are located blotter (9) top, it has the magnetic block opposite with porous ferromagnetic piece (10) magnetism to attach magnetism movable plate (12) inside packing.
10. A damage-assisted hydraulic breaker hammer drill rod according to claim 1, wherein: the top end of the lower drill rod (5) is provided with a threaded joint (502), the threaded joint (502) is in threaded connection with the bottom end of the upper drill rod (4), and the pressure spring (7) is sleeved between the threaded joint (502) and the fixed sleeve shaft (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466001.5A CN113137176A (en) | 2021-04-28 | 2021-04-28 | Help and decrease formula hydraulic breaking hammer drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466001.5A CN113137176A (en) | 2021-04-28 | 2021-04-28 | Help and decrease formula hydraulic breaking hammer drill rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113137176A true CN113137176A (en) | 2021-07-20 |
Family
ID=76816291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110466001.5A Withdrawn CN113137176A (en) | 2021-04-28 | 2021-04-28 | Help and decrease formula hydraulic breaking hammer drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113137176A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142797A (en) * | 2022-08-30 | 2022-10-04 | 君临德益 (山东)石油科技有限公司 | Pdc drill bit for petroleum drilling and its usage |
| CN115772896A (en) * | 2023-02-10 | 2023-03-10 | 广州市海珠工程建设有限公司 | Pile cutter for construction disassembly engineering |
-
2021
- 2021-04-28 CN CN202110466001.5A patent/CN113137176A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142797A (en) * | 2022-08-30 | 2022-10-04 | 君临德益 (山东)石油科技有限公司 | Pdc drill bit for petroleum drilling and its usage |
| CN115142797B (en) * | 2022-08-30 | 2022-11-04 | 君临德益(山东)石油科技有限公司 | Pdc drill bit for petroleum drilling and its usage |
| CN115772896A (en) * | 2023-02-10 | 2023-03-10 | 广州市海珠工程建设有限公司 | Pile cutter for construction disassembly engineering |
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Application publication date: 20210720 |
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