CN208966198U - A kind of excavator formula shot-hole rig - Google Patents

Abstract

The utility model relates to a kind of excavator formula shot-hole rig, including an excavator, the excavator includes swing arm, boom cylinder, dipper and bucket arm cylinder；The rear end of the swing arm is hinged on the revolving platform of excavator, the front end of the swing arm is hinged on the top of dipper, the swing arm is driven by boom cylinder, the dipper is driven by bucket arm cylinder, the shot-hole rig further includes a rotating mechanism, a supporting mechanism and a crushing power head, the other end of the dipper is arranged in the rotating mechanism, and the supporting mechanism is fixed on the rotating mechanism, and the crushing power head is set on the supporting mechanism.The utility model utilizes the original hydraulic system of excavator and boom system, is reconfigured rotating mechanism, supporting mechanism and crushing power head, and excavator is changed to drilling machine, realizes multi-dimensional free punching, and can construct in borehole hole in tunnel.

Description

A kind of excavator formula shot-hole rig

Technical field

The utility model relates to a kind of excavator formula shot-hole rigs, belong to machinery equipment field.

Background technique

The quartering hammer of existing excavator is typically only used for broken ground, can not carry out the drilling of side wall and top surface and break It is broken.Existing rock drill, although not limited by spatial position, can be drilled at any angle in drilling with any position, It must complete to drill by operator's nager, the sharp pounding and dust rubble when drilling are splashed, and may all be threatened To the personal safety of operator, and it is time-consuming and laborious manually to drill.When needs drill at top or at jeopardously drill with ferrule hole, add Risk when big operator's construction.

The core component of existing rock drill is crushing power head, and major function is the torque and revolving speed needed for turning round Drilling rod is passed to, realize drilling rod continuous crushing rock and extends drilling depth.Authorization Notice No. is the China of CN201288500Y Patent discloses a kind of rotary digging drilling hole hydraulic power head with vibrator, the liquid being made of hydraulic motor, retarder and rotation axis Pressure power head upper part is arranged hydraulic vibrator, the hydraulic motor of hydraulic power head its oil inlet pipe, oil return pipe and draining recovery tube It is connected to the fuel tank on main body, the oil inlet pipe of hydraulic vibrator is connected to by control valve with hydraulic motor oil inlet pipe, oil return Pipe is connected to by check valve with hydraulic motor oil return pipe.It has problems in that: when power head encounters hard barrier, The resistance that hydraulic motor needs to overcome is very big, reduces working efficiency, and can if things go on like this reduce hydraulic motor and the hydraulic power The service life of head.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of excavator formula shot-hole rig, utilizes excavator Original hydraulic system and boom system are reconfigured rotating mechanism, supporting mechanism and crushing power head, excavator are changed to brill Machine realizes multi-dimensional free punching, and can construct in borehole hole in tunnel.

The technical solution of the utility model is as follows:

A kind of excavator formula shot-hole rig, including an excavator, the excavator include swing arm, boom cylinder, dipper with And bucket arm cylinder；The rear end of the swing arm is hinged on the revolving platform of excavator, and the front end of the swing arm is hinged on dipper Top, the swing arm are driven by boom cylinder, and the dipper is driven by bucket arm cylinder, and the shot-hole rig further includes a rotation The other end of the dipper, the support is arranged in rotation mechanism, a supporting mechanism and a crushing power head, the rotating mechanism Mechanism is fixed on the rotating mechanism, and the crushing power head is set on the supporting mechanism；

The rotating mechanism include a support, a link mechanism, a support oil cylinder and single-revolution driving, the support with The dipper is hinged, and the revolution driving is fixed on the support, and the fixed supporting mechanism in the side of the revolution driving leads to It crosses the revolution driving and drives the supporting mechanism 360 degree rotation, be further driven to 360 degree of crushing power head rotations, the company Linkage one end connects the support, and the other end connects the support oil cylinder, and support oil cylinder controls support rotation, changes support machine The angle of structure and level ground, to change the angle of crushing power head and level ground.

More preferably, the supporting mechanism includes drilling cramp, walking bracket, chain, driven wheel, driving wheel and motor, described The fixed motor in the side of drilling cramp one end, the transmission shaft of the motor pass through the drilling cramp, the end of the transmission shaft with Bearing block rotation connection, the bearing block are fixed on the another side of drilling cramp, and the driving wheel is fixed on the transmission shaft, institute Driven wheel is stated to be set to the inside of the drilling cramp and be oppositely arranged with the driving wheel, the chain connect the driving wheel and from The walking bracket is arranged in driving wheel between the head end and tail end of the chain, and head end and tail end are separately connected walking bracket Both ends, the walking bracket is driven by the chain, is moved forward and backward on drilling cramp, and the crushing power head is fixed on the row It walks on bracket, the motor is powered by excavator.

More preferably, the crushing power head, including rotate broken portion, driving portion and broken hammer portion；Rotating broken portion includes Shell is sheathed in shell and front end is pierced by the drill steel of shell and is set to the guide sleeve on drill steel by inner spline housing, described The front end threaded connection drill stem of drill steel；Guide sleeve passes through the spring bearing being arranged thereon and is rotationally connected in shell；Driving Portion drives drill steel to rotate around the circumferencial direction of its own by the rotation of driving guide sleeve；Broken hammer portion drives drill steel to being pushed forward Out, the hard barrier of drill steel hits is driven.

More preferably, the driving portion includes the gear wheel being set on guide sleeve by inner spline housing, is respectively arranged on gear wheel Pinion gear that two sides are engaged with the gear wheel and two horizontal the first hydraulic motors for being fixed on shell two sides respectively；Two first The shaft of hydraulic motor is fixedly connected with two pinion gears middle part respectively.

More preferably, the broken hammer portion includes the storage of hydraulic cylinder, nitrogen chamber and pressure and vibration in buffering hydraulic circuit Can device, piston rod front end in drill steel rear end and hydraulic cylinder against, the piston on piston rod will be divided into hydraulic cylinder ante-chamber and Back cavity, nitrogen chamber is located at the rear portion of hydraulic cylinder and piston rod rear end protrudes into nitrogen chamber；The rear end circumferential surface and nitrogen chamber of piston rod Be open sealed set；Reversing three-way valve is arranged in the top of hydraulic cylinder；Reversing three-way valve control back cavity is switched on or switched off high pressure oil, real The reciprocating motion of existing piston rod.

More preferably, the guide sleeve includes the first guide sleeve and the second guide sleeve that front and back is arranged；First guide sleeve includes The placket and rear cylinder of front and back coaxial arrangement；Cylinder internal diameter is greater than placket afterwards, and placket rear end, which is arranged, to be fixed in rear cylinder front end, and second leads It to contract and is sheathed in rear cylinder to the front end outer wall of set, the front end face of the second guide sleeve inside rear cylinder is provided with gear Block ring；Block ring set is set on drill steel；The gear wheel is sheathed on the junction of rear cylinder and the second guide sleeve.

More preferably, two thrust bearings are arranged with outside the guide sleeve, the outer wall and inner walls of thrust bearing are fixed to be connected It connects, two thrust bearings are sheathed on placket lateral wall the second guide sleeve lateral wall respectively.

More preferably, the quantity of the spring bearing is two, and fixing sleeve is set to the first guide sleeve lateral wall and the respectively The lateral wall of two guide sleeves；The housing forward end is provided with the water blocking axle sleeve being sheathed on drill steel；The rear end face of water blocking axle sleeve with Housing forward end face is fixedly connected；The limit convex that limitation drill steel is pierced by shell is fixed with positioned at the drill steel periphery of guide sleeve front Platform.

More preferably, it is pierced by the drill steel of shell and is arranged with water axis, a connecting tube is set on the lateral wall of the water axis, it is described The connection water pipe open at one end of connecting tube, another end opening are set on the inner sidewall of water axis；It is solid that the water axis passes through fixed bracket Due on the shell.

More preferably, the two sides of the drilling cramp are equipped with draw runner, and the two sides of the bottom surface of the walking bracket are equipped with A plurality of L shape sliding slots, the L shape sliding slot are slided along the draw runner.

The utility model has the following beneficial effects:

1, power breaking head and excavator are combined together, drilling efficiency is provided, reduce drilling difficulty, it is time saving and energy saving；

2, it can be rotated by the second hydraulic motor drilling cramp with 360 °, by support oil cylinder, drilling cramp can overturn forward 0-90 °；

3, the bucket arm cylinder and the adjustable drillhole height of boom cylinder carried by excavator；

4, water pipe is connected on water axis, and high pressure water flow can be ejected by the direct forward end of drilling rod, can be dropped significantly in this way Self raising flour dirt can also become powder when drilling mud discharge；

5, crushing power head is provided with the broken portion of rotation and broken hammer portion, which has rotary drilling broken and hydraulic Push to bore and break two kinds of crumbling methods, can steady crushing hard barrier, work efficiency is high, long service life.

6, crushing power head is rotated by being set to the pinion gear drive gear wheel of gear wheel two sides, is symmetrical arranged so that rotation Turn being more uniformly stressed for broken portion's first half.

7, the setting of the first guide sleeve, the second guide sleeve, block ring and thrust bearing in crushing power head, enables to Shell digests resistance suffered by drill steel, provides working efficiency and prolongs the service life.

Detailed description of the invention

Fig. 1 is the main view of the utility model；

Fig. 2 is the top view of the utility model；

Fig. 3 is the enlarged drawing in Fig. 1 at B；

Fig. 4 is the schematic diagram of the utility model supporting mechanism；

Fig. 5 is schematic cross-section at C-C in Fig. 4；

Fig. 6 is the overall structure diagram of crushing power head in the utility model；

Fig. 7 is the overlooking structure diagram of Fig. 6；

Fig. 8 is the diagrammatic cross-section along line A-A of Fig. 7；

Fig. 9 is the gear wheel of crushing power head and the mesh schematic representation of pinion gear in the utility model；

Figure 10 is the partial enlargement diagram at the D of Fig. 7.

Figure 11 is the broken hammer portion operation schematic diagram of the utility model.

Appended drawing reference indicates in figure are as follows:

100, excavator；101, swing arm；102, boom cylinder；103, dipper；104, bucket arm cylinder；105, revolving platform； 200, rotating mechanism；201, support；202, link mechanism；2021, strut；203, support oil cylinder；204, revolution driving；2041, Second hydraulic motor；2042, internal gear；2043, external gear；2044, shell；300, supporting mechanism；301, drilling cramp；302, it walks Bracket；303, chain；304, driven wheel；305, driving wheel；306, motor；307, bearing block；308, draw runner；309, L shape is sliding Slot；310, position-limiting unit；400, crushing power head；410, broken portion is rotated；411, shell；412, drill steel；413, guide sleeve； 4131, the first guide sleeve；4132, the second guide sleeve；4133, placket；4134, rear cylinder；4135, block ring；414, spring bearing； 415, drilling rod；420, driving portion；421, gear wheel；422, pinion gear；423, the first hydraulic motor；430, it is crushed hammer portion；431, Hydraulic cylinder；432, nitrogen chamber；4321, accumulator；433, piston rod；4330, piston；434, ante-chamber；435, back cavity；436, it commutates Triple valve；440, thrust bearing；470, water blocking axle sleeve；481, positive stop lug boss；483, oil pump；490, water axis；491, connecting tube； 492, fixed bracket.

Specific embodiment

The utility model is described in detail in the following with reference to the drawings and specific embodiments.

Please refer to Fig. 1 to Fig. 2, a kind of 100 formula shot-hole rig of excavator, including an excavator 100, the excavator 100 It mainly include host and equipment, the host includes the creeper undercarriage of lower part and is pivotally mounted on creeper undercarriage On revolving platform 105, the equipment includes swing arm 101, boom cylinder 102, dipper 103 and bucket arm cylinder 104, institute The rear end for stating swing arm 101 is hinged on the revolving platform 105 of host, and the front end of the swing arm 101 is hinged on the upper of dipper 103 The rear end in portion, bucket arm cylinder 104 joins at the middle part of swing arm 101, and the front end of bucket arm cylinder 104 is articulated with the top of dipper 103, The rear end of the boom cylinder 102 is hinged on revolving platform 105, and the front end of boom cylinder 102 is hinged on swing arm 101；Institute It states swing arm 101 to drive by boom cylinder 102, the dipper 103 is driven by bucket arm cylinder 104, and the shot-hole rig also wraps A rotating mechanism 200, a supporting mechanism 300 and a crushing power head 400 are included, the rotating mechanism 200 is arranged in the bucket The other end of bar 103, the supporting mechanism 300 are fixed on the rotating mechanism 200, and the crushing power head 400 is set to On the supporting mechanism 300；

Referring to Fig. 3, the rotating mechanism 200 include a support 201, a link mechanism 202, a support oil cylinder 203 with And single-revolution driving 204, the support 201 and the dipper 103 are hinged, fix the revolution driving on the support 201 204, the fixed supporting mechanism 300 in the side of the revolution driving 204 drives the support by the revolution driving 204 300 360 degree rotation of mechanism, is further driven to 400 360 ° of crushing power head rotations, and described 202 one end of link mechanism connects institute Support 201 is stated, the other end connects the support oil cylinder 203, and support oil cylinder 203 controls support 201 and rotates, and changes supporting mechanism 300 with the angle of level ground, to change the angle of crushing power head 400 Yu level ground.The revolution driving 204 includes One second hydraulic motor 2041, internal gear 2042, external gear 2043 and shell 2044, the biography of second hydraulic motor 2041 The internal gear 2042 is fixed on moving axis, the external gear 2043, the internal gear are engaged in the periphery of the internal gear 2042 2042 and external gear 2043 is set in the shell 2044 and the external gear 2043 is fixed together with the shell 2044. When external tooth rotation 2043 is dynamic, shell 2044 and the supporting mechanism 300 being fixedly connected with shell 2044 is driven to rotate together. The link mechanism 202 forms V-arrangement connecting rod by the mutually rotation connection of two struts 2021, the hinged support in the bottom of the V-arrangement 201 oil cylinders, the two top difference connecting supports 201 and dipper 103 of the V-arrangement connecting rod.

Fig. 4 please be participate in, the supporting mechanism 300 includes drilling cramp 301, walking bracket 302, chain 303, driven wheel 304, master Driving wheel 305 and motor 306, the fixed motor 306 in the side of 301 one end of drilling cramp, the transmission shaft of the motor 306 Across the drilling cramp 301, the end of the transmission shaft and bearing block 307 are rotatablely connected, and the bearing block 307 is fixed on drilling cramp 301 another side, the driving wheel 305 are fixed on the transmission shaft, and the driven wheel 304 is fixed on the drilling cramp 301 Inside and be oppositely arranged with the driving wheel 305, the chain 303 connects the driving wheel 305 and driven wheel 304, described The walking bracket 302 is set between the head end and tail end of chain 303, and head end and tail end are separately connected walking bracket 302 Both ends, the walking bracket 302 is moved forward and backward, the crushing power head under the drive of chain 303 on drilling cramp 301 400 are fixed on the walking bracket 302, and the motor 306 is powered by excavator 100.Referring to Fig. 5, the drilling cramp 301 Two sides be equipped with draw runner 308, the two sides of the bottom surface of the walking bracket 302 are equipped with a plurality of L shape sliding slots 309, The L shape sliding slot 309 is slided along the draw runner 308.In the contact surface of draw runner 308 and L shape sliding slot 309, pulley can also be set Pulley can be fixed on the medial surface of L shape sliding slot 309, to reduce resistance by (not shown).The end of the drilling cramp 301 is equipped with For fixing the position-limiting unit 310 of drilling rod 415, setting one is used to wear the through-hole of drilling rod 415 among the position-limiting unit 310, The drilling rod 415 is fixedly connected with the crushing power head 400.

With shot-hole rig when tunnel internal drilling is constructed, after drilling rod 415 is threadedly coupled with drill steel 412, excavator 100 is bored Frame 301 passes through 100 swing arm 101 of excavator and the movement adjustment realization of dipper 103, drilling relative to the upper and lower position of construction section It is realized relative to tunnel central axes angle by excavator 100 itself revolution.Drilling cramp 301 and being adjacent to for boring work face pass through branch Seat oil cylinder 203 and 204 vernier angle of revolution driving, the second hydraulic motor 2041 drive 301 360 ° of drilling cramp rotations by revolving support Turn, support oil cylinder 203 can make drilling cramp 301 overturn 0-90 ° by link mechanism 202.When boring top-portion apertures, drill boom passes through support The control support 201 of oil cylinder 203, which turns over, to be turn 90 degrees, then rotates drilling cramp 301 by the second hydraulic motor 2041, makes drilling rod 415 towards top Portion starts motor 306, drives walking bracket 302 to move forward, makes drilling rod 415 close to top work surface, and it is broken then to start power Broken head realizes top drilling；When boring base apertures, drill boom is turned back to bottom and realizes bottom hole.

Embodiment two

This implementation gives a kind of more excellent embodiment of crushing power head 400, which rotates with side The function of side impact, can steady crushing hard barrier, work efficiency is high, long service life.

The direction E (i.e. the direction of the stretching of drill steel 412 shell 411) in Fig. 6 that " preceding " refers in the present embodiment, " rear " refers to It is the direction F (i.e. 432 direction of nitrogen chamber) in Fig. 6.

Referring to Fig. 6-10, a kind of crushing power head 400 of rotatable impact, including rotate broken portion 410, driving portion 420 With broken hammer portion 430；The broken portion 410 of rotation includes shell 411, is sheathed in shell 411 and front end is pierced by the drill steel of shell 411 412 and by inner spline housing be set to drill steel 412 on guide sleeve 413；Drill steel 412 can be along the axial a certain range of guide sleeve 413 Interior movement；Guide sleeve 413 passes through the spring bearing 414 being arranged thereon and is rotationally connected in shell 411；Positioned at guide sleeve 413 412 periphery of drill steel of front is fixed with the positive stop lug boss 481 that limitation drill steel 412 is pierced by 411 length of shell；Driving portion 420 is logical Guide sleeve 413 of overdriving rotates that drill steel 412 is driven to rotate around the circumferencial direction of its own；Broken hammer portion 430 drives drill steel 412 It releases forward and impacts hard barrier；Driving portion 420 include by inner spline housing be set to guide sleeve 413 on gear wheel 421, Be respectively arranged on pinion gear 422 that 421 two sides of gear wheel are engaged with the gear wheel 421 and two respectively level be fixed on shell First hydraulic motor 423 of 411 two sides；The axial length of pinion gear 422 is greater than the axial length of gear wheel 421；It is not influencing In the case that gear wheel 421 and pinion gear 422 are intermeshed, gear wheel 421 has certain axial movement space；Two first is hydraulic The shaft of motor 423 is fixedly connected in the middle part of two pinion gears 422 respectively；Broken hammer portion 430 includes hydraulic cylinder 431, nitrogen chamber 432 And the accumulator 4321 (buffer can also be) of the pressure and vibration in buffering hydraulic circuit, 412 rear end of drill steel and hydraulic cylinder 433 front end of piston rod in 431 is against the piston 4330 on piston rod 433 will be divided into ante-chamber 434 with after in hydraulic cylinder 431 Chamber 435, nitrogen chamber 432 are located at the rear portion of hydraulic cylinder 431 and 433 rear end of piston rod and protrude into nitrogen chamber 432；Piston rod 433 Rear end circumferential surface and the opening sealed set of nitrogen chamber 432；Reversing three-way valve 436 is arranged in the top of hydraulic cylinder 431；Reversing three-way valve 436 control back cavities 435 are switched on or switched off high pressure oil, realize the reciprocating motion of piston rod 433.

Referring to Figure 11, the course of work of the broken hammer portion 430: oil pump 483 works, and 436 or so position of reversing three-way valve connects When logical, ante-chamber 434 leads to high pressure oil, and back cavity 435 takes back oil, under the action of 434 pressure oil of ante-chamber, 4330 backhaul of piston, when returning When journey is to certain position, feed back to reversing three-way valve 436, reversing three-way valve 436 connects left position, and back cavity 435 connects high pressure oil, at this time before Chamber 434 and back cavity 435 are all high pressure oil, but because rear end area is greater than 4330 front end area of piston, piston 4330 is stroke.Work as work After stopper rod 433 stretches out, 436 return of reversing three-way valve, 431 return of hydraulic cylinder.

Referring to Fig. 8 and Figure 10, the guide sleeve 413 includes the first guide sleeve 4131 and the second guide sleeve of front and back setting 4132；First guide sleeve 4131 includes the placket 4133 and rear cylinder 4134 of front and back coaxial arrangement；4134 internal diameter of cylinder is greater than placket afterwards 4133,4133 rear end of placket, which is arranged, to be fixed in rear 4134 front end of cylinder, the front end outer wall of the second guide sleeve 4132 to contract and It is sheathed in rear cylinder 4134, the front end face of the second guide sleeve 4132 inside rear cylinder 4134 is provided with block ring 4135；Gear Block ring 4135 is sheathed on drill steel 412；The gear wheel 421 is sheathed on the junction of rear cylinder 4134 and the second guide sleeve 4132.

Referring to Fig. 8, two thrust bearings 440, the outer wall and shell of thrust bearing 440 are arranged with outside the guide sleeve 413 411 inner walls are fixedly connected, and two thrust bearings 440 are sheathed on 4133 the second guide sleeve of lateral wall of placket, 4132 lateral wall respectively. Axial load can more preferably be born by being provided with thrust bearing 440, extend the service life of device.

Referring to Fig. 8, the quantity of the spring bearing 414 is two, and fixing sleeve is set to outside the first guide sleeve 4131 respectively The lateral wall of side wall and the second guide sleeve 4132.

Referring to Fig. 6-9, it is provided with external screw thread on the head outer wall of the front end of the drill steel 412, is used for jointed rod 415.

Referring to Fig. 6-9, the lower end surface for rotating broken portion 410, driving portion 420 and broken hammer portion 430 is fixed on described It walks on bracket 302.

Referring to Fig. 6,411 front end of shell is provided with the water blocking axle sleeve 470 being sheathed on drill steel 412；Water blocking axle sleeve 470 Rear end face be fixedly connected with 411 front end face of shell.Water flow can be injected toward 412 head of drill steel in drilling, it not only can be cold High-speed rotating 412 head of drill steel, moreover it is possible to effectively reduce dust.

It is pierced by the drill steel 412 of shell 411 and is arranged with water axis 490, a connecting tube is set on the lateral wall of the water axis 490 491, the connection water pipe open at one end of the connecting tube 491, another end opening is set on the inner sidewall of water axis 490；The water axis 490 are fixed on the shell 411 by fixed bracket 492.Drilling rod 415 is in boring work, by connecting tube 491 to water High pressure water flow is injected in axis, high pressure water flow can be ejected by the direct forward end of drilling rod 415, dust be substantially reduced, drilling When powder become mud discharge.

The working principle of the crushing power head 400 is as follows:

Rotary drilling is broken: two the first hydraulic motor 423 work, pinion gear 422 rotate, and rotation drives gear wheel 421 to rotate； Gear wheel 421 drives guide sleeve 413 to rotate, and guide sleeve 413 drives drill steel 412 to rotate；The mobile device of host, which drives, simultaneously is somebody's turn to do Crushing power head 400 is whole to be moved forward, and drill steel 412, which is advanced, to drill；

Rotary drilling and broken: when the head of drill steel 412 encounters forward hard barrier or thick and solid soil layer when above-mentioned rotary drilling； Drill steel 412 moves back, and artificially starting oil pump 483 works at this time；First hydraulic motor 423 works on simultaneously；434 oil inlet of ante-chamber； Back cavity 435 is fuel-displaced, and piston rod 433 moves backward, 432 air pressure of compressed nitrogen gas chamber, so that 432 pressure of nitrogen chamber increases, then changes It commutates to triple valve 436,435 oil inlet of back cavity, piston rod 433 is quickly pushed ahead under oil pressure and gas pressure, makes drill steel 412 To sinciput under high speed rotation state, one-shot is completed, 412 head of drill steel is enable to break through barrier rapidly；Accumulator simultaneously Nitrogen is filled with inside 4321, the energy storage that remaining energy and piston rod 433 are recoiled when preceding primary strike rises Come, release energy simultaneously when second strike, increases striking capabilities；

Resistance is eliminated: the head of drill steel 412 passes active force by drill steel 412 by lithosphere or the resistance of soil layer It is delivered to block ring 4135, active force is transmitted to the first guide sleeve 4131 and the second guide sleeve 4132 by block ring 4135, and first leads Active force is transmitted at thrust bearing 440 again to set 4131 and the second guide sleeve 4132, drill steel 412 is digested by shell 411 The resistance that is subject to of head.

Above-mentioned rotary drilling is broken, rotary impact is broken and resistance is eliminated and is provided simultaneously under normal operating conditions of the present invention Function, working morphology not independent.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.

Claims (10)

1. a kind of excavator formula shot-hole rig, including an excavator (100), the excavator (100) includes swing arm (101), moves Arm oil cylinder (102), dipper (103) and bucket arm cylinder (104)；The rear end of the swing arm (101) is hinged on excavator (100) On revolving platform (105), the front end of the swing arm (101) is hinged on the top of dipper (103), and the swing arm (101) passes through dynamic Arm oil cylinder (102) driving, the dipper (103) are driven by bucket arm cylinder (104), it is characterised in that: the shot-hole rig is also Including a rotating mechanism (200), a supporting mechanism (300) and a crushing power head (400), the rotating mechanism (200) is set The other end in the dipper (103) is set, the supporting mechanism (300) is fixed on the rotating mechanism (200), described broken Power head (400) is set on the supporting mechanism (300)；

The rotating mechanism (200) includes a support (201), a link mechanism (202), a support oil cylinder (203) and one time Turn driving (204), the revolution driving hingedly, is fixed on the support (201) in the support (201) and the dipper (103) (204), the fixed supporting mechanism (300) in the side of the revolution driving (204), is driven by the revolution driving (204) Supporting mechanism (300) 360 degree rotation is further driven to (400) 360 degree of crushing power head rotations, the link mechanism (202) one end connects the support (201), and the other end connects the support oil cylinder (203), and support oil cylinder (203) controls support (201) it rotates, changes the angle of supporting mechanism (300) and level ground, to change crushing power head (400) and level ground Angle.

2. a kind of excavator formula shot-hole rig according to claim 1, it is characterised in that: supporting mechanism (300) packet Drilling cramp (301), walking bracket (302), chain (303), driven wheel (304), driving wheel (305) and motor (306) are included, it is described The fixed motor (306) in the side of drilling cramp (301) one end, the transmission shaft of the motor (306) pass through the drilling cramp (301), the end of the transmission shaft and bearing block (307) are rotatablely connected, and the bearing block (307) is fixed on drilling cramp (301) Another side, the driving wheel (305) are fixed on the transmission shaft, and the driven wheel (304) is set to the drilling cramp (301) Inside and be oppositely arranged with the driving wheel (305), the chain (303) connects the driving wheel (305) and driven wheel (304), the walking bracket (302) is set between the head end and tail end of the chain (303), and head end and tail end are separately connected The both ends of walking bracket (302), the walking bracket (302) is under the drive of chain (303), the front and back on drilling cramp (301) Mobile, the crushing power head (400) is fixed on the walking bracket (302), and the motor (306) is by excavator (100) Power supply.

3. a kind of excavator formula shot-hole rig according to claim 1, it is characterised in that: the crushing power head (400), Including rotating broken portion (410), driving portion (420) and broken hammer portion (430)；Rotate broken portion (410) include shell (411), In shell (411) and front end is sheathed on to be pierced by the drill steel (412) of shell (411) and be set to drill steel (412) by inner spline housing On guide sleeve (413), the front end threaded connection drill stem (415) of the drill steel (412)；Guide sleeve (413) is by being sheathed on Spring bearing (414) thereon is rotationally connected in shell (411)；Driving portion (420) by driving guide sleeve (413) rotation come Drill steel (412) is driven to rotate around the circumferencial direction of its own；Broken hammer portion (430) drive drill steel (412) to be released forward, drive and bore Bar (415) impacts hard barrier.

4. a kind of excavator formula shot-hole rig according to claim 3, it is characterised in that: the driving portion (420) includes By inner spline housing be set to guide sleeve (413) on gear wheel (421), be respectively arranged on gear wheel (421) two sides and the canine tooth The pinion gear (422) of wheel (421) engagement and two respectively level be fixed on first hydraulic motor (423) of shell (411) two sides； The shaft of two first hydraulic motors (423) is fixedly connected with two pinion gears (422) middle part respectively.

5. a kind of excavator formula shot-hole rig according to claim 4, it is characterised in that: broken hammer portion (430) packet Include the accumulator (4321) of hydraulic cylinder (431), nitrogen chamber (432) and pressure and vibration in buffering hydraulic circuit, drill steel (412) Piston rod (433) front end in rear end and hydraulic cylinder (431) is against, piston (4330) on piston rod (433) by hydraulic cylinder (431) ante-chamber (434) and back cavity (435) are divided into, and nitrogen chamber (432) is located at the rear portion of hydraulic cylinder (431) and piston rod (433) rear end is protruded into nitrogen chamber (432)；The rear end circumferential surface of piston rod (433) and nitrogen chamber (432) opening sealed set；Liquid Reversing three-way valve (436) are arranged in the top of cylinder pressure (431)；Reversing three-way valve (436) control back cavity (435) is switched on or switched off high pressure Oil realizes the reciprocating motion of piston rod (433).

6. a kind of excavator formula shot-hole rig according to claim 4, it is characterised in that: the guide sleeve (413) includes The first guide sleeve (4131) and the second guide sleeve (4132) of front and back setting；First guide sleeve (4131) includes front and back coaxial arrangement Placket (4133) and rear cylinder (4134)；Cylinder (4134) internal diameter is greater than placket (4133) afterwards, and placket (4133) rear end is arranged fixation In in rear cylinder (4134) front end, the front end outer wall of the second guide sleeve (4132) to contract and is sheathed in rear cylinder (4134), position The front end face of internal the second guide sleeve (4132) of rear cylinder (4134) is provided with block ring (4135)；Block ring (4135) is arranged In on drill steel (412)；The gear wheel (421) is sheathed on the junction of rear cylinder (4134) and the second guide sleeve (4132).

7. a kind of excavator formula shot-hole rig according to claim 6, it is characterised in that: guide sleeve (413) housing If the outer wall of thrust bearing (440) is fixedly connected with shell (411) inner wall, two thrust bearings there are two thrust bearing (440) (440) it is sheathed on placket (4133) the second guide sleeve of lateral wall (4132) lateral wall respectively.

8. a kind of excavator formula shot-hole rig according to claim 6, it is characterised in that: the spring bearing (414) Quantity is two, and fixing sleeve is set to the lateral wall of the first guide sleeve (4131) lateral wall and the second guide sleeve (4132) respectively； Shell (411) front end is provided with the water blocking axle sleeve (470) being sheathed on drill steel (412)；The rear end face of water blocking axle sleeve (470) It is fixedly connected with shell (411) front end face；Drill steel (412) periphery positioned at guide sleeve (413) front is fixed with limitation drill steel (412) it is pierced by the positive stop lug boss (481) of shell (411).

9. a kind of excavator formula shot-hole rig according to claim 3, it is characterised in that: be pierced by the drill steel of shell (411) (412) it is arranged on water axis (490), a connecting tube (491), the connecting tube is set on the lateral wall of the water axis (490) (491) connection water pipe open at one end, another end opening are set on the inner sidewall of water axis (490)；The water axis (490) passes through solid Fixed rack (492) is fixed on the shell (411).

10. a kind of excavator formula shot-hole rig according to claim 2, it is characterised in that: the two sides of the drilling cramp (301) Face is equipped with draw runner (308), and the two sides of the bottom surface of walking bracket (302) are equipped with a plurality of L shape sliding slots (309), The L shape sliding slot (309) is slided along the draw runner (308).