The specific embodiment
Embodiment 1: as reinforced concrete sleeper bolt hand-drill as described in Fig. 1~shown in Figure 6, it comprises:
A lower end is provided with alloy blade 1, and the upper end is provided with outer six sides' 2 cutter pipe 3; Upper end in cutter pipe 3 is provided with one section coarse thread internal thread 4.Cutter pipe 3 chip removal when cutting sulphur rivet clasp body for convenience has bit-withdrawing slot 5 on the outer wall of cutter pipe 1, bit-withdrawing slot 5 is spiral-shaped.
On outer six side 2 that are enclosed within cutter pipe 3, interior six square sockets 6 that can rotating knife pipe 3; Be provided with an internal thread hole 7 in the upper end of interior six square sockets 6.
One cover is used for cutter pipe 3 and interior six square sockets, 5 axial location and can makes the cutter pipe 3 of rotation and interior six square sockets 5 downfeed location feed member together; Feed member in location is a positioning pipe 8, is provided with the coarse external screw thread 9 that is threaded with one section internal thread 4 of upper end in the cutter pipe 3 on the external cylindrical surface of positioning pipe 8, cutter pipe 3 can be spun on the positioning pipe 8 and along positioning pipe 8 move up and down.From top to bottom be provided with one at the center of positioning pipe 8 successively and can make tapped through hole 13 that water injection hole that water injection pipe 10 lower ends insert 11, one be used to install pad pipe 12 and transitional pore 14, one section internal thread hole 16 that energy is threaded with M24 sleeper bolt 15, be interconnected between them.
For the alloy blade 1 that prevents cutter pipe 3 lower ends in working angles, burn out because of temperature is too high, on the hole wall of the internal thread hole on the positioning pipe 8 16, have several feed troughs 17 longitudinally, and have several the radially effluent troughs 18 that communicate with feed trough 17 longitudinally in the end of the lower end of positioning pipe 8.
The upper end of pad pipe 12 is provided with a nipple 19 in order to be threaded with tapped through hole 13 in the positioning pipe 8, nipple 19 is screwed in the tapped through hole 13 interior pad pipes 12 that just can make to be contained in the transitional pore 14 of positioning pipe 8, the external diameter of pad pipe 12 should make to have a water space 20 excessively between the two less than the internal diameter of transitional pore 14.Center at pad pipe 12 is provided with a water filling through hole 21, and has the radially sluice 22 that communicates with water filling through hole 21 in the end of pad pipe 12 lower ends, radially between sluice 22 and pad pipe 12 and the transitional pore 14 water space 20 be communicated with.
Upper end as Fig. 7 and a torque arm 23 shown in Figure 1 is provided with square toes 24, the lower end is provided with connecting thread 25, it is the hollow structure form, have a strip hole 26 on the wall of its underpart, in screwing in, the connecting thread 25 of torque arm 23 lower ends in the internal thread hole 7 of six square sockets, 6 upper ends, torque arm 23 is connected with interior six square sockets 6.Torque arm 23 also can be equipped with connecting thread 27,25 at upper and lower end.
Manual rotation feed member as shown in Figure 7 can be a centre open the square hole 28 that adapts by the square toes 24 with torque arm 23 upper ends add torque wrench 29.Add during use on the square toes 24 that torque wrench 29 is enclosed within torque arm 23 upper ends.
As Fig. 1 and manual rotation feed member shown in Figure 6 also can be from top to bottom to have the ratchet 32, ratchet box 33, ratchet tube 34, ratchet 35, sour jujube cap 36, spring 37 of one little one big internal thread hole 30,31 successively and boosting-rod 39 that two one ends are provided with external screw thread 38 constitutes by the centre.Be provided with two screwed holes 40 and a ratchet hole 41 on the box limit of ratchet box 33, have a small through hole 42 in the centre on box top.Wherein two screwed holes 40 radially become 180 ° uniform, ratchet hole 41 and two screwed holes 40 angle between any all becomes 90 °.The external screw thread 38 of two boosting-rod 39 1 ends is screwed in the screwed hole 40 of ratchet box 33 both sides, just two boosting-rods 39 can be installed on the ratchet box 33.Just two boosting-rods 39 can be screwed off when not using.The big internal thread hole 31 of lower end in the middle of the ratchet 32 is spun on the connecting thread 27 of torque arm 23 upper ends, just ratchet 32 can be contained on the torque arm 23, adjust screw 43 with one then and pass the small through hole 42 in the middle of the ratchet box 33 and screw in just ratchet box 33 to be fixed in the little internal thread hole 30 of upper end in the middle of the ratchet 32 and be installed on the ratchet 32.Tightness between ratchet box 33 and the ratchet 32 can be regulated by adjusting screw 43.Ratchet tube 34 is fixed on the box limit of ratchet box 33, and the center line in the ratchet hole 41 in its center line and the ratchet box 33 box limits is concentric.Be with spring 37 on the ratchet 35, and be positioned at ratchet tube 34, its end with flute profile inserts in the ratchet hole 41 and stretches out ratchet hole 41, and the other end stretches out the ratchet tube 34 outer pins 44 that also pass through and is connected with sour jujube cap 36.Be provided with radial groove 45 in the upper end of ratchet tube 34, be provided with the boss 46 that adapts of groove 45 therewith in the lower end of sour jujube cap 36.
One cover is installed in also can be with the water filling member of torque arm 23 rotations on the torque arm 23.The water filling member be by one be fixed on annular water tank 47 on the torque arm 23, sebific duct 48, break-in water is chewed 49, is crossed water pipe 50 and water injection pipe 10 constitutes down, on annular water tank 47 casees top, be provided with a filler 51 and a peace position pipe 53, a water outlet be housed at the bottom of the case to chew 54 with internal thread 52.Be rotary with on the filler 51 and add water cover 55.Water outlet is chewed 54 water yield and is controlled by a needle-valve that is made of needle-valve head 56, Needle shaft 57, switch handwheel 58.Needle-valve head 56 inserts water outlet and chews in 54, and it is connected with pin 59 with the lower end of Needle shaft 57; Switch handwheel 58 screws in the internal thread 52 of peace position pipe 53, and spinning in and out in internal thread 52, and it is connected with pin 60 with the upper end of Needle shaft 57.Water outlet is chewed 55 usefulness sebific ducts 48 and is chewed 49 with following break-in water and be communicated with.Cross water pipe 50 and pass strip hole 26 on torque arm 23 lower part walls, the one end is chewed 49 with following break-in water and is communicated with, and is communicated with in the other end and water injection pipe 10 upper ends.The upper end closed of water injection pipe 10 also inserts in torque arm 23 lower ends, and the upper end of water injection pipe 10 can move up and down in the lower end of torque arm 23, and interior six square sockets 6 are passed in the lower end of water injection pipe 10, and in the water injection hole 11 that inserts positioning pipe 8 upper ends.On the end that water injection pipe 10 inserts in the water injection pipe 11, a sealing ring 61 is housed.
To get the sleeper bolt 15 that is got out in order unloading from positioning pipe 8 easily, sleeper bolt that a cover is made of center card pipe 62, holding screw 63,64, M24 card pipe 65 also to be housed on torque tube 23 to unload and get member.The tube wall of center card pipe 62 is provided with two tapped through holes 66,67, being fixed with a screw thread on the tube wall of M24 card pipe 65 connects post 68 and a holding screw 64 is housed, center card pipe 62 is enclosed within on the torque arm 23, holding screw 63 is screwed in the tapped through hole 66 on the tube wall of center card pipe 62, tightens holding screw 63 and just center card pipe 62 can be fixed on the torque arm 23.Screw thread on the M24 card pipe 65 is connect in the tapped through hole 67 on the tube wall that post 68 screws in center card pipes 62, just M24 card pipe 65 can be installed on the center card pipe 62.
Present embodiment mainly is to drill through corrosion or damage but disconnected sleeper bolt, its using method is: the coarse thread internal thread in cutter pipe 3 upper ends 4 is screwed on the coarse external screw thread 9 of positioning pipe 8 external cylindrical surfaces, make both lower ends concordant, then the internal thread hole in the positioning pipe 8 16 is screwed on the sleeper bolt 15 that need drill through, slightly tightly can make cutter pipe 3 location.The internal thread hole 7 of interior six square sockets 6 upper ends is spun on the connecting thread 25 of torque arm 23 lower ends, tightens interior six square sockets 6 are fixed on the torque arm 23.Again interior six square sockets 6 are enclosed within on outer six sides 2 of cutter pipe 3 upper ends, simultaneously the lower end of water injection pipe 10 are inserted in the water injection hole 11 of positioning pipe 8 upper ends.Turn on and add water cover 55 on annular water tank 47 filler 51, in annular water tank 47, add water.After the topped up with water, screwing on adds water cover 55.Before this, close switch for locking handwheel 58, water be chewed 54 from water outlet flowed out.
Clockwise shearing is enclosed within and adds torque wrench 29 on the torque arm 23 upper end square toes 24, makes also clockwise shearing thereupon of torque arm 23.Force cutter pipe 3 on positioning pipe 8, to rotate and downfeed by interior six square sockets 6 along positioning pipe 8.Open switch handwheel 58 simultaneously, water in the annular water tank 47 is chewed 54 from water outlet and is flowed out, along sebific duct 48, following break-in water chews 49, cross water pipe 50, water injection pipe 10, water filling through hole 21 in the pad pipe 12 is from the radially sluice 22 of pad pipe end, 12 lower end, flow in the positioning pipe 8, again through filling up water space 20 feed trough 17 longitudinally excessively between pipe 12 and the transitional pore 14, flow into from the radially effluent trough 18 of end, positioning pipe 8 lower end that the back flows in the cannelure that is got out by cutter pipe 3 on the alloy blade 1, mix bit-withdrawing slot 5 discharges from cutter pipe 3 outer walls in cooled alloy blade 1 back with the slag bits end that gets out.Need only counterclockwise shearing when returning cutter adding torque wrench 29 gets final product.When cutter pipe 3 creeps into 100mm when dark, extract cutter pipe 3, useless M24 sleeper bolt 15 and positioning pipe 8 are extracted synchronously together with cutter pipe 3.To give up M24 sleeper bolt 15 and positioning pipe 8 takes off from cutter pipe 3, the M24 sleeper bolt 15 that will give up again exposes the outer ends of positioning pipe 8 and is inserted into the sleeper bolt that is installed on the torque tube 23 and unloads in the M24 card pipe of getting in the member 65, tighten and press closer screw 64 to tighten useless M24 sleeper bolt 15, insert in the radially effluent trough 18 of end, positioning pipe 8 lower end with the bipod special spanner again, rotating the bipod special spanner unloads positioning pipe 8 down from useless M24 sleeper bolt 15, be separable positioning pipe 8 and useless M24 sleeper bolt 15, unclamp and press closer screw 64 and just the M24 sleeper bolt 15 that gives up can be taken off from M24 card pipe 65.
Or clockwise shearing is enclosed within two boosting-rods 39 on the manual feed member of torque arm 23 upper ends, boosting-rod 39 drives ratchets 32 by the ratchets 35 in the ratchet hole 41 on ratchet box 33 and the insertion ratchet box 33 and clockwise rotates, the ratchet 32 that rotates makes also clockwise shearing thereupon of torque arm 23, forces cutter pipe 3 to rotate on positioning pipe 8 and along positioning pipe 8 downfeed by interior six square sockets 6.Adopt and to open switch handwheel 58 simultaneously with last identical method, make water in cooled alloy blade 1 back with last bit-withdrawing slot 5 discharges that mix from cutter pipe 3 outer walls of the slag bits that get out.For easy to operate, good firmly need only be once behind two boosting-rods 39 in clockwise shearing, counterclockwise shearing two boosting-rods 39 once slip over ratchet 35 inhour on ratchet 32 again, ratchet 32 is motionless.To manually rotate the feed member as need unloads down from torque arm 23, need only take out sour jujube cap 36 and rotate relaying after 180 ° in the groove of getting back on the ratchet box 33 45, just can make ratchet 35 rotate 180 ° and under the effect of spring 37, insert again in the sour jujube groove of ratchet 32 synchronously.At this moment again during two boosting-rods 39 of counterclockwise shearing, ratchet 35 drives ratchets 32 inhours and rotates, and the connecting thread 27 of ratchet 32 from torque arm 23 upper ends spun down, and unloads whole manual rotation feed member.Adopt and just the M24 sleeper bolt 15 that gives up can be taken off from M24 card pipe 65 with last identical method.
Embodiment 2: as reinforced concrete sleeper bolt hand-drill as described in Fig. 8~shown in Figure 10, it comprises:
A lower end is provided with alloy blade 1, and the upper end is provided with outer six sides' 2 cutter pipe 3; Cutter pipe 3 chip removal when cutting sulphur rivet clasp body for convenience has bit-withdrawing slot 5 on the outer wall of cutter pipe 1, bit-withdrawing slot 5 is spiral-shaped.
On outer six side 2 that are enclosed within cutter pipe 3, interior six square sockets 6 that can rotating knife pipe 3; Be provided with an internal thread hole 7 in the upper end of interior six square sockets 6, its outer wall is provided with feed screw thread 69.
One cover is used for cutter pipe 3 and interior six square sockets, 5 axial location and can makes the cutter pipe 3 of rotation and interior six square sockets 5 downfeed location feed member together; Location feed member is made of a tape spool nut 70, two axle sleeves 71, two support sleeves 72, two risers 73, two base plates 74 and a gusset piece 75.Connect with a gusset piece 75 between two risers 73.Be fixed with support platform 76 at the back side of gusset piece 75, on support platform 76, be rotary with a long hold-down bolt 77.Two risers 73 are separately fixed at an end of two base plates 74, are equipped with left-hand thread plate 78 at the other end of two base plates 74, are rotary with a short hold-down bolt 79 on the left-hand thread plate 78.Upper end at two risers 73 is fixed with support sleeve 72 respectively.Be fixed with two gear shafts 80 that become 180 ° of layouts on the tape spool nut 70.All have the gear shaft 80 that holds on the tape spool nut 70 on one end of two axle sleeves 71 and fall into breach 82 and four uniform radially driving holes 83 in the axis hole 81 of two axle sleeves 71.Axle sleeve 71 other ends are inserted in the support sleeve 72, by hold-down screw 84 catch 85 that prevents axle sleeve 71 axial motions is housed in the end of this end.During use interior six square sockets, 6 outer walls are provided with feed screw thread 69 and screw in the tape spool nuts 70, and the axis hole 81 that two on the tape spool nut 70 gear shafts 80 that become 180 ° of layouts are put into axle sleeve 71 gets final product.
Present embodiment also has torque arm 23, manually rotates feed member, water filling member, and their structures and the connected mode between them only make directly insertion cutter pipe 3 interior getting final product of interior six square sockets 6 are passed in the lower end of the water injection pipe in the water filling member 10 all with embodiment 1.
Present embodiment mainly is to drill through disconnected sleeper bolt, its using method is: two base plates 74 will locating in the feed member put in rail foot surface, and the left-hand thread plate 78 that makes two base plate 74 other ends catches on rail base plate limit, cutter pipe 3 is placed on the M24 sleeper bolt 15 that will drill through again, and make both concentric as far as possible, the tape spool nut 70 that to locate then in the feed member is spun on interior six square sockets 7 by the feed screw thread 69 on interior six square sockets, 7 outer walls, and interior six square sockets 7 is enclosed within on outer six sides 2 of cutter pipe 3 upper ends.Adjust the position of two base plates 74, make 70 two on tape spool nut become the gear shaft 80 of 180 ° of layouts to put into the axis hole 81 of two axle sleeves 71 from the breach 82 of two axle sleeve 71 1 ends, insert in the radially driving hole 83 on the axle sleeve 71 with the single head of bipod special spanner, rotates 180 ° and drive 180 ° of two axle sleeves, 71 revolutions tape spool nut 70 is located.Behind tape spool nut 70 location, tighten the short hold-down bolt 79 on the left-hand thread plate 78 of long hold-down bolt 77 on gusset piece 75 back side support platforms 76 and two base plate 74 other ends, whole location feed member firmly is connected with rail.
The connecting thread 25 of torque arm 23 lower ends is screwed in the internal thread hole 7 of interior six square sockets, 6 upper ends, and interior six square sockets 6 are passed in the lower end of the water injection pipe in the water filling member 10 directly insert in the cutter pipes 3.The method that re-uses similarly to Example 1 makes torque arm 23 clockwise shearings, and six square sockets 6 rotate and it is forced on tape spool nut 70 and move down in the band, can make 3 rotations of cutter pipe also downfeed.The M24 sleeper bolt 15 that has fractureed is drilled through out.