CN201288503Y - Multifunctional drill - Google Patents
Multifunctional drill Download PDFInfo
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- CN201288503Y CN201288503Y CNU2008201164920U CN200820116492U CN201288503Y CN 201288503 Y CN201288503 Y CN 201288503Y CN U2008201164920 U CNU2008201164920 U CN U2008201164920U CN 200820116492 U CN200820116492 U CN 200820116492U CN 201288503 Y CN201288503 Y CN 201288503Y
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Abstract
The utility model is a multifunctional drill, including a power drill rod assembly, a rotating arm, a operator cabin, a underframe and a running mechanism, wherein the running mechanism is arranged on two sides of the underframe, the operator cabin is arranged on the middle part of the underframe top, the rotating arm is arranged on the top of the front end of the underframe, and the power drill rod assembly is arranged on the top end of the rotating arm. The running mechanism is composed of a pair of caterpillar running components locating in parallel and connected with the two sides of the underframe separately; the power drill rod assembly is provided with a drill lifting mechanism. The complete appliance employs the caterpillar running mechanism, the grounding area is larger than that of wheel, and the grade ability is strong; the driving power is large, construction efficiency is high, the drill walks by caterpillar without damnification of pavement and it is able to reduce shock; the rotating arm is capable of rotating right and left in a horizontal plane winding the rotational axis thereof, and operation is more convenient; the drilling speed is smooth and steady, and noise is low; the appearance design is professional, and control operation is simple; the scraper bucket assembly is capable of spading borehole earth, and being used as a forklift to reach the aim of one machine multiple purpose.
Description
Technical field
The utility model relates to a kind of engineering plant equipment, particularly be a kind of multifunctional drill of burying the electric contact net post hole of Line for Passenger Transportation hole underground that is used to excavate.
Background technology
Day by day various along with the national basis Facilities Construction, increasing engineering mechanical device arises at the historic moment, to as 200620043121.5 utility model patents that are called multifunctional drill of Chinese patent, it comprises the control chassis, rig crawler belt base, mast body, it vehicle frame and main arm, the mast body top links a day vehicle frame, it vehicle frame comprises a main backstop, main arm is housed on it vehicle frame, main arm comprises a pair of pulley that is wound with wire rope is housed, described rig also is equipped with a secondary bracing frame and secondary arm, the major-minor bracing frame of described day vehicle frame connects by base plate and all extends to a side, and described secondary arm comprises a pair of pulley that is wound with wire rope and is installed in a day vehicle frame master, the secondary support extended side, and be main, the alternate angle of center line of secondary arm is θ.It allows existing multifunctional drill can lift other ancillary service simultaneously, has improved operating efficiency.But above-mentioned patented technology still has some technological deficiencies not to be overcome, and it mainly shows: construction is influenced greatly by the road surface situation, and power is less than normal, the center of gravity height cause job insecurity, climbing capacity poor, can not on damp ground, walk; Function singleness, efficiency of construction is lower.
In view of above-mentioned defective, the utility model creator is through research and practice obtain this creation finally for a long time.
Summary of the invention
The purpose of this utility model is, a kind of multifunctional drill is provided, and influenced greatly by the road surface situation to solve the construction that prior art exists, and power is less than normal, the center of gravity height cause job insecurity, climbing capacity poor, can not on damp ground, walk; Function singleness, the problem that efficiency of construction is lower.
For achieving the above object, the scheme that technology of the present utility model adopts is, a kind of multifunctional drill is provided, comprise power drilling rod assembly, turning arm, drivers' cab, underframe and walking mechanism, walking mechanism is equipped with on both sides at underframe, drivers' cab is equipped with at middle part on described underframe, on the front end of described underframe, turning arm is housed, power drilling rod assembly is housed on the top of described turning arm, wherein, described walking mechanism is made up of the crawler travel assembly that pair of parallel is provided with, and two crawler travel assemblies are connected to described underframe both sides; On described power drilling rod assembly, the drill bit elevating mechanism is housed.
Wherein, on four jiaos on described underframe a hydraulic leg is housed respectively.
Wherein, in the rear end of described underframe the scraper bowl assembly is housed, described scraper bowl assembly comprises dozer, bucket cylinder and swingle plate, one end of the swingle plate that the back side of dozer is parallel with two is fixedly connected, and the other end of described swingle plate is hinged with the support bar free bearing that is fixed on described base plate rear end; One end of described bucket cylinder is hinged by free bearing under the oil cylinder and described dozer middle part, and the other end of described bucket cylinder is top hinged by free bearing on the oil cylinder and described base plate rear end.
Wherein, described crawler travel assembly formation comprises: rotate respectively in the rear and front end of track frame leading block and drive sprocket are installed, between leading block and drive sprocket, be connected the caterpillar chain rail, on described track frame and below holder sprocket wheel and thrust wheel are housed respectively, between described leading block and track frame, tensioning apparatus is housed, running motor is housed in the axle center of described drive sprocket; Described track frame is connected to the both sides of described underframe.
Wherein, described power drilling rod assembly structure comprises: the upper end in the lower end of drilling rod assembly by cartridge housing assembly and drill bit assembly is rotationally connected, and the upper end of described drill bit assembly is by coaxial connection of power output shaft of the oil motor assembly in planetary wheel carrier assembly and the lower end that is installed in described drilling rod assembly.
Wherein, described drill bit assembly is made up of central axis, helical blade and teeth, helical blade is connected the side face of central axis, be connected with some teeth in the lower end of described helical blade and central axis, the upper end of described central axis is connected with the low speed output of described planetary wheel carrier assembly by bolt or pin.
Wherein, described turning arm comprises swings to cover, upper cylinder, principal arm, support bar, oil cylinder, base and rotational fuel tank down, and the longitudinal carrier on the rear side of described base and the described base plate is hinged, and described base is wound perpendicular to the axis of plate upper surface swing; The two ends up and down of described principal arm are respectively with the top of described base with to swing to cover hinged, be connected with upper cylinder described swinging between cover and the principal arm, between the bottom of described principal arm and base, be connected with oil cylinder down, be connected with support bar between the twisted seat of the bottom of described principal arm and base, the bottom twisted seat is welded on the lower end of base; Hingedly between described base and base plate be used to drive the rotational fuel tank of base around vertical axis swing; The body of rod of described drilling rod assembly slides and passes described swinging in the cover.
Wherein, described underframe is a rectangular frame structure, comprises two longitudinal beams that fore-and-aft direction be arranged in parallel, between described two longitudinal beams, vertically be connected with several crossbeams, wherein, the both sides of described longitudinal beam are stretched out at the two ends of described crossbeam, and are connected with described crawler travel assembly; On the front portion of described underframe, vertically be connected with drill rod rack, be provided with in the lower front side of described drill rod rack and be used for the junction plate hinged with the base of described turning arm.
Wherein, described drill bit elevating mechanism comprises wire rope, leading block and hoist engine, several described leading blocks are installed in respectively on described power drilling rod assembly and the turning arm, one end of described wire rope is fixed on the described turning arm, the other end walk around behind described several leading blocks be installed in described underframe on hoist engine be connected.
Comprise power drilling rod assembly, turning arm, drivers' cab, underframe and walking mechanism, walking mechanism is equipped with on both sides at underframe, drivers' cab is equipped with at middle part on described underframe, on the front end of described underframe, turning arm is housed, power drilling rod assembly is housed on the top of described turning arm, it is characterized in that: described walking mechanism is made up of the crawler travel assembly that pair of parallel is provided with, and two crawler travel assemblies are connected to described underframe both sides; On described power drilling rod assembly, the drill bit elevating mechanism is housed.
Advantage of the present utility model compared with the prior art is:
1, the creeper undercarriage contact area that is driven by motor is bigger than wheeled, and grounding pressure is low, and climbing capacity is strong, can walk on damp ground, and it is little that construction is influenced by the road surface situation; Driving power is big, the efficiency of construction height, and crawler travel does not damage the road surface, reduces vibrations;
2, turning arm its axis of rotation left rotation and right rotation 50～80 degree in horizontal plane of can having mercy on, operation is convenient;
3, walking drives and adopts motor integral structure, simplified structure, compact dimensions;
4, rate of penetration is steady, low noise;
5, appearance design is reasonable, and control operation is simple;
6, it is unearthed that the scraper bowl assembly can shovel away boring, also can be used as forklift and use a tractor serves several purposes.
Description of drawings
Fig. 1 is the general structure schematic diagram of the utility model multifunctional drill;
Fig. 2 is the structural representation of the scraper bowl assembly of the utility model multifunctional drill;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the structural representation (the D-D sectional view of Fig. 5) of the underframe of the utility model multifunctional drill;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the C-C sectional view of Fig. 4;
Fig. 7 is the A-A sectional view of Fig. 4;
Fig. 8 is the B-B sectional view of Fig. 4;
Fig. 9 is the enlarged drawing at I place among Fig. 4;
Figure 10 is the enlarged drawing at II place among Fig. 4;
Figure 11 is the enlarged drawing at III place among Fig. 5;
Figure 12 is the structural representation of the utility model multifunctional drill drilling rod assembly;
Figure 13 is the structural representation (the F-F sectional view of Figure 15) of the utility model multifunctional drill walking mechanism;
Figure 14 is the E-E sectional view of Figure 13;
Figure 15 is the vertical view of Figure 13;
Figure 16 is the structural representation of the utility model multifunctional drill principal arm.
Description of reference numerals: 1-power drilling rod assembly; The 10-pulley; 11-drilling rod assembly; 12-oil motor assembly; 13-planetary wheel carrier assembly; 14-cartridge housing assembly; The 15-drill bit assembly; The 2-turning arm; 21-swings to cover; The 22-upper cylinder; The 23-principal arm; The 24-support bar; Oil cylinder under the 25-; The 26-base; The 27-rotational fuel tank; The 3-drivers' cab; The 4-underframe; The 41-longitudinal beam; The 42-main beam; 43-hydraulic pressure winch base; Bearing before and after the 44-diesel engine; 45-diesel engine front and back support; The 46-drill rod rack; The 47-front beam; The 48-rear cross beam; 49-wire rope reversing mechanism; The 5-walking mechanism; 51-caterpillar chain rail; The 52-tensioning apparatus; 53-holds in the palm sprocket assemblies; 54-thrust wheel assembly; The 55-track frame; 56-drive sprocket assembly; 57-leading block assembly; The 58-crossbeam; The 59-running motor; The 6-hydraulic leg; 7-scraper bowl assembly; The 71-dozer; The 72-bucket cylinder; Free bearing on the 73-oil cylinder; 74-support bar free bearing; 75-swingle plate; Free bearing under the 76-oil cylinder; 8-drill bit elevating mechanism; The 81-wire rope; 82,83,85,86-leading block; 84-hoist engine (winding up roller); 87-wire rope fast pulley.
The specific embodiment
Below in conjunction with accompanying drawing, to this novel above-mentionedly is described in more detail with other technical characterictic and advantage.
Referring to shown in Figure 1, it is the general structure schematic diagram of the utility model multifunctional drill, described multifunctional drill comprises power drilling rod assembly 1, turning arm 2, drivers' cab 3, underframe 4 and walking mechanism 5, on the both sides of underframe 4 walking mechanism 5 is housed, drivers' cab 3 is equipped with at middle part on described underframe 4, turning arm 2 is housed on the front end of described underframe 4, power drilling rod assembly 1 is housed on the top of described turning arm 2.Described walking mechanism 5 is made up of the crawler travel assembly that pair of parallel is provided with, and two crawler travel assemblies are connected to the both sides of described underframe 4; On described power drilling rod assembly 1, drill bit elevating mechanism 8 is housed.On 4 four jiaos on described underframe a hydraulic leg 6 is housed respectively; In the rear end of described underframe 4 scraper bowl assembly 7 is housed.
The duty of the utility model complete machine is in the holding state of principal arm 2 and hydraulic leg 6, and the actuating mechanism of work (power drilling rod assembly 1) reach arranges, excavates more conveniently, and the degree of depth of borehole can design greatlyyer.The focus of work also moves forward a little simultaneously, has increased the stability of complete machine.Pack up hydraulic leg 6 during traveling, whole power drilling rod assembly 1 is disposed across on the drill rod rack 46, center of gravity reduces, and has increased stability greatly.
This equipment has bigger service load to pass to underframe 4 when work, needs bigger rigidity and supports.We have increased by 4 hydraulic legs 6 and have been installed on the underframe 4, bear external applied load jointly.
The effect of hydraulic leg 6 is safety and the stability in the increase work.Because multifunctional drill is installed balance weight unlike crane, therefore when the drilling rod overhang of multifunctional drill greatly the time, will produce very big overturning moment, these overturning moments are mainly come balance by the counter-force of hydraulic leg 6, therefore, hydraulic leg has designed enough physical dimensions, enough Area of bearing.
Referring in conjunction with Fig. 2 and shown in Figure 3, it is respectively the structural representation and the vertical view of the scraper bowl assembly of the utility model multifunctional drill; Described scraper bowl assembly 7 comprises dozer 71, bucket cylinder 72 chord bull stick plate 75, one end of the swingle plate 75 that the back side of dozer 71 is parallel with two is fixedly connected, and the other end of swingle plate 75 is hinged with the support bar free bearing 74 that is fixed on described base plate rear end; One end of described bucket cylinder 72 is hinged by free bearing under the oil cylinder 76 and described dozer 71 middle parts, and the other end of described bucket cylinder 72 is top hinged by free bearing on the oil cylinder 73 and described base plate rear end.
The major function of described scraper bowl assembly 7 in construction is exactly to shift the appointed place onto excavating the soil that comes out, and operating mode is better relatively.What the dozer 71 of scraper bowl main part adopted is box structure, and total is small and exquisite.Satisfying under the prerequisite of functional requirement, we have only adopted a soil-shifting oil cylinder (bucket cylinder 72), have optimized design, have saved the manufacturing cost of entire equipment.Being provided with of scraper bowl assembly 7 increased function of use of the present utility model (bulldozing, shovel functions such as soil, entrucking), thereby realizes a tractor serves several purposes.
Referring to Fig. 4～shown in Figure 11, it is respectively the structural representation of underframe of the utility model multifunctional drill and the sectional view of relevant position; Wherein, described underframe 4 is a rectangular frame structure, comprises two longitudinal beams 41 that fore-and-aft direction be arranged in parallel, vertically is connected with several crossbeams between described two longitudinal beams 41, and described crossbeam comprises the front and back crossbeam 47 and 48 that is connected two longitudinal beam 41 two ends; Being used between described two longitudinal beam 41 rear portions supported the diesel engine front and back bearing 44 of diesel engine, is connected with vertical diesel engine front and back support 45 in the above respectively; Two main beams 42 between described two longitudinal beam 41 front portions (near middle part), the both sides of described longitudinal beam 41 are stretched out at the two ends of described main beam 42, and with the track frame 55 of described crawler travel assembly 5 (referring to Figure 13～Figure 15) be connected; On the front portion of underframe 4, vertically be connected with drill rod rack 46, be provided with in the lower front side of described drill rod rack 46 and be used for the junction plate 40 hinged with the base 26 (referring to Figure 16) of described turning arm 2.
Described underframe 4 and hydraulic leg 6 annexes such as grade, main bearing member as multifunctional drill, the longitudinal beam 41 of its underframe, front beam 47, rear cross beam 48 and main beam 42 are designed to box-shaped (square tube shape) structure, and hydraulic oil container and water tank are equipped with in the neutral place on underframe.Diesel fuel tanks is equipped with in side at underframe.In the process of selection material, what mainly select for use is shaped steel and high-quality sheet material, and processing capacity easy to make is little.The stable mechanical property of total is keeping can bearing bigger moment of flexure and moment of torsion under the stable prerequisite of whole main frame.Whole underframe height is moderate, and center of gravity is lower, good stability.Undercarriage structure is owing to born the vibrations of the topple bending moment and the drilling rod system of complete machine, and mostly the damage of its part is the fatigue failure based on partial structurtes.During design high stress areas such as hinge zone have been carried out optimal design, effectively reduced welding stress, the quality of welding regions such as fuel tank, water tank obviously improves.
Referring to shown in Figure 12, it is the structural representation of the utility model multifunctional drill drilling rod assembly, described power drilling rod assembly 1 structure comprises: be rotationally connected by the upper end of cartridge housing assembly 14 with drill bit assembly 15 in the lower end of drilling rod assembly 11, the upper end of described drill bit assembly 15 is by coaxial connection of power output shaft of the oil motor assembly 12 in planetary wheel carrier assembly 13 and the lower end that is installed in described drilling rod assembly 11.The body of rod of described drilling rod assembly 11 passes swinging in the cover 21 (with reference to figure 1, Figure 16) of described turning arm 2, and the body of rod of drilling rod assembly 11 can endwisely slip in swinging to cover 21.
Described drill bit assembly 15 is made up of central axis 151, helical blade 152 and teeth 153, helical blade 152 is connected 151 side faces of central axis, be connected with some teeth 153 in the lower end of described helical blade 152 and central axis 151, the upper end of described central axis 151 is connected with the low speed output of described planetary wheel carrier assembly 13 by pin (or bolt).
In when work, the rotation of drill bit assembly 15 drives by the hydraulic oil of hydraulic power unit and passes to drill bit assembly 15 after slowing down by planetary wheel carrier assembly 13 behind the oil motor assembly 12 again.Described design has that self tapping power is big, oil motor torque is big, it is not dead to suppress, and the teeth durability height of edge alloy is changed characteristics such as bit part is convenient.
Referring to Figure 13～shown in Figure 15, it is the structural representation of the utility model multifunctional drill walking mechanism and specifies sectional view; Described walking mechanism 5 is made up of the crawler travel assembly that pair of parallel is provided with, each described crawler travel assembly formation comprises: rotate respectively in the rear and front end of track frame 55 leading block 57 and drive sprocket 56 are installed, between leading block 57 and drive sprocket 56, be connected caterpillar chain rail 51, on described track frame 55 and below holder sprocket wheel 53 and thrust wheel 54 are housed respectively, between described leading block 57 and track frame 55, tensioning apparatus 52 is housed, running motor 59 is housed in the axle center of described drive sprocket 56.Each track frame 55 is connected to the two ends of the main beam 42 of described underframe 4.
Crawler type walking mechanism has good characteristics such as tractive force is big, grounding pressure is low, climbing capacity is strong, turning radius is little.When hydraulic moving motor 59 drove drive sprockets 56 and rotates, caterpillar chain rail 51 that is meshed with drive sprocket 56 and creeper tread (what directly contact with ground when walking is creeper tread, and it is connected by bolt with caterpillar chain rail 51) had the trend that relatively moves.But, because the adhesive power between creeper tread and the road surface is greater than the resistance to rolling of drive sprocket 56, thrust wheel 54 and leading block 57, so creeper tread can not slide.Drive sprocket 56, thrust wheel 54 and leading block 57 then roll along the chain rail of laying 51, thereby order about the walking of this multifunctional drill.What track frame 55 adopted is box structure, and stress condition is better, under the normal condition of using of equipment, and the safety factor height.
Referring to shown in Figure 16, it is the structural representation of the utility model multifunctional drill principal arm, described turning arm 2 comprises swings to cover 21, upper cylinder 22, principal arm 23, support bar 24, following oil cylinder 25, base 26 and rotational fuel tank 27, the junction plate 40 (referring to Fig. 4) of drill rod rack 46 lower front side on the rear side of base 26 and the described base plate 4 is hinged, is hinged with rotational fuel tank 27 between base 26 and base plate 4.The two ends up and down of principal arm 23 are respectively with the top of described base 26 with to swing to cover 21 hinged, be connected with upper cylinder 22 described swinging between cover 21 and the principal arm 23, between the bottom of described principal arm 23 and base 26, be connected with oil cylinder 25 down, following oil cylinder 25 is the oil cylinders that support principal arm 23, its effect is that oil cylinder 25 is push-jump to the operating position it down by this, after principal arm 23 was fixed by support bar 24, oil cylinder 25 also can be to 23 reinforcement effects of principal arm down for these.Delivery or equipment length during apart from ground run by this down the contraction of oil cylinder 25 and rotation push cylinder make principal arm and power drilling rod assembly finish a series of actions, finally allow power drilling rod assembly be disposed across on the drill rod rack 46, so that transportation.
Be connected with support bar 24 between the bottom twisted seat of described principal arm 23 and base 26, the bottom twisted seat is welded on the lower end of base 26.The effect of support bar 24 is that principal arm 23 is reinforced and located.
The upper cylinder that passes through 22 is flexible can be driven power drilling rod assembly 1 and tilts forward and back certain angle, and after drill bit assembly 15 was suggested ground, drilling rod can be tilted certain angle and rotary drilling-head simultaneously so just can be thrown the soil of the generation of digging pit the one side in hole.By rotational fuel tank 27 flexible can allow whole turning arm 2 along continuous straight runs left or right rotation near 80 °.When the drill bit of equipment needs accurate contraposition, can suitably allow turning arm 2 around angle of its axis of rotation rotation, realize accurate contraposition.Support bar 24 main effects are location and a part of weight that supports turning arm 2 and power drilling rod assembly 1.Total is reasonable in design, and is in light weight, and flexible movements freely.
Referring to Fig. 1, described drill bit elevating mechanism 8 comprises wire rope 81, leading block and hoist engine (winding up roller) 84, leading block comprises: two pulleys 86 that are installed in the middle part of power drilling rod assembly 1, be installed in the pulley 82 on power drilling rod assembly 1 top, be installed in two pulleys 85 and 83 at the top of turning arm 2 and middle part respectively.One end of wire rope 81 is fixed on the fast pulley 87 of swinging to cover 21 of described turning arm 2, and the other end is walked around leading block 86,85, hoist engine 84, leading block 83,82 successively, is connected with the bottom of power drilling rod assembly 1 at last.Wire rope reversing mechanism (roller) 49 is housed below the front beam 47 of underframe 4, and its effect makes wire rope 81 along the reversing roller side-to-side movement when hydraulic winch is worked exactly, in order to avoid wire rope 81 is in the local accumulation of hydraulic winch rotating cylinder.
The utility model is when work, and the rising of drilling rod assembly 11 is by drill bit elevating mechanism 8 (referring to Fig. 1) pull-up; And the about 1.5T by drilling rod assembly 11 of descending is from weight, and the downward self tapping power of teeth 153 and helical blade 152.
More than explanation is novel just illustrative for this; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.
Claims (9)
1, a kind of multifunctional drill, comprise power drilling rod assembly, turning arm, drivers' cab, underframe and walking mechanism, walking mechanism is equipped with on both sides at underframe, drivers' cab is equipped with at middle part on described underframe, on the front end of described underframe, turning arm is housed, power drilling rod assembly is housed on the top of described turning arm, it is characterized in that: described walking mechanism is made up of the crawler travel assembly that pair of parallel is provided with, and two crawler travel assemblies are connected to described underframe both sides; On described power drilling rod assembly, the drill bit elevating mechanism is housed.
2, multifunctional drill according to claim 1 is characterized in that: on four jiaos on described underframe a hydraulic leg is housed respectively.
3, multifunctional drill according to claim 1, it is characterized in that: the scraper bowl assembly is housed in the rear end of described underframe, described scraper bowl assembly comprises dozer, bucket cylinder and swingle plate, one end of the swingle plate that the back side of dozer is parallel with two is fixedly connected, and the other end of described swingle plate is hinged with the support bar free bearing that is fixed on described base plate rear end; One end of described bucket cylinder is hinged by free bearing under the oil cylinder and described dozer middle part, and the other end of described bucket cylinder is top hinged by free bearing on the oil cylinder and described underframe rear end.
4, multifunctional drill according to claim 1, it is characterized in that: described crawler travel assembly formation comprises: rotate respectively in the rear and front end of track frame leading block and drive sprocket are installed, between leading block and drive sprocket, be connected the caterpillar chain rail, on described track frame and below holder sprocket wheel and thrust wheel are housed respectively, between described leading block and track frame, tensioning apparatus is housed, running motor is housed in the axle center of described drive sprocket; Described track frame is connected to the both sides of described underframe.
5, multifunctional drill according to claim 1, it is characterized in that: described power drilling rod assembly structure comprises: the upper end in the lower end of drilling rod assembly by cartridge housing assembly and drill bit assembly is rotationally connected, and the upper end of described drill bit assembly is by coaxial connection of power output shaft of the oil motor assembly in planetary wheel carrier assembly and the lower end that is installed in described drilling rod assembly.
6, multifunctional drill according to claim 5, it is characterized in that: described drill bit assembly is made up of central axis, helical blade and teeth, helical blade is connected the side face of central axis, be connected with some teeth in the lower end of described helical blade and central axis, the upper end of described central axis is connected with the low speed output of described planetary wheel carrier assembly by bolt or pin.
7, multifunctional drill according to claim 1, it is characterized in that: described turning arm comprises swings to cover, upper cylinder, principal arm, support bar, following oil cylinder, base and rotational fuel tank, longitudinal carrier on the rear side of described base and the described base plate is hinged, and described base is wound perpendicular to the swing of the axis of plate upper surface; The two ends up and down of described principal arm are respectively with the top of described base with to swing to cover hinged, be connected with upper cylinder described swinging between cover and the principal arm, between the bottom of described principal arm and base, be connected with oil cylinder down, be connected with support bar between the twisted seat of the bottom of described principal arm and base, the bottom twisted seat is welded on the lower end of base; Hingedly between described base and base plate be used to drive the rotational fuel tank of base around vertical axis swing; The body of rod of described drilling rod assembly slides and passes described swinging in the cover.
8, multifunctional drill according to claim 1, it is characterized in that: described underframe is a rectangular frame structure, comprise two longitudinal beams that fore-and-aft direction be arranged in parallel, between described two longitudinal beams, vertically be connected with several crossbeams, wherein, the both sides of described longitudinal beam are stretched out at the two ends of described crossbeam, and are connected with described crawler travel assembly; On the front portion of described underframe, vertically be connected with drill rod rack, be provided with in the lower front side of described drill rod rack and be used for the junction plate hinged with the base of described turning arm.
9, multifunctional drill according to claim 1, it is characterized in that: described drill bit elevating mechanism comprises wire rope, leading block and hoist engine, several described leading blocks are installed in respectively on described power drilling rod assembly and the turning arm, one end of described wire rope is fixed on the described turning arm, the other end walk around behind described several leading blocks be installed in described underframe on hoist engine be connected.
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| CNU2008201164920U CN201288503Y (en) | 2008-06-30 | 2008-06-30 | Multifunctional drill |
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| CNU2008201164920U CN201288503Y (en) | 2008-06-30 | 2008-06-30 | Multifunctional drill |
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Effective date of registration: 20150925 Address after: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee after: China Railway Science & Industry Group Co., Ltd. Patentee after: China Railway Science & Industry Rail Transit Equipment Co., Ltd. Address before: 430066, 45 East Main Street, Wuchang District, Hubei, Wuhan Patentee before: China Railway Science & Industry Group Co., Ltd. |
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