CN105156057B - It is a kind of to position hitch with the wire line coring notified in place - Google Patents

It is a kind of to position hitch with the wire line coring notified in place Download PDF

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Publication number
CN105156057B
CN105156057B CN201510377515.8A CN201510377515A CN105156057B CN 105156057 B CN105156057 B CN 105156057B CN 201510377515 A CN201510377515 A CN 201510377515A CN 105156057 B CN105156057 B CN 105156057B
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valve
place
drilling tool
rope
stifled
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CN105156057A (en
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杨红东
孙雪娇
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Jilin University
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Jilin University
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Abstract

The invention discloses a kind of with the wire line coring notified in place positioning hitch, it is made up of inner tube assembly and outer tube drilling tool, inner tube assembly is arranged in outer pipe drilling tool, when delivering rope drilling tool, inner tube assembly is operated, after delivering in place, ring-type passage of irrigation fluid between inner tube assembly and outer pipe drilling tool is cut off, produce surge pressure, drive moving valve is stifled to open passage of irrigation fluid at valve jam, dispensing can be learnt in place by the pressure oscillation of surface pressure table, when salvaging rope drilling tool, locking device is unlocked, fisher drives rope to drag for lance device and moved up, moving valve is stifled to be moved to topmost, open the stifled place's passage of irrigation fluid of valve, pull on fisher, complete to salvage.Messaging device can automatically reset the present invention in place, and the pressure loss is small, have lock function after rope drilling tool positioning, shorten rope drilling tool length, be conducive to improve core sampler quality, be easy to field to use and operate, solve salvaging drilling tool when there are problems that aspirate,.

Description

It is a kind of to position hitch with the wire line coring notified in place
Technical field
It is more particularly to a kind of to position suspension with the wire line coring notified in place the present invention relates to a kind of cord coring drill Mechanism.
Background technology
Recently as the economic fast development of China, the demand to upstream resource is improved, has driven geological prospecting industry rapid Development, also promotes the development of exploration engineering, because superficial part resource has faced exhaustion, and geological prospecting is gradually from superficial part to deep Extension.
Diamond wire-line drilling method is a kind of drilling process without frequently carrying brill, can be gathered around in the drilling project in deep There are more technical advantages, using diamond cord coring drill drilling depth more than 500 meters or so, when delivering inner tube, Can not accurately judge whether inner tube delivers in place, scene completely by virtue of experience, in order to ensure inner tube deliver in place, it is to avoid beat The appearance of " single tube " problem, has often reserved the excessive stand-by period, adds the non-cutting time of probing production.
In prior art, S75 cord coring drill structures, with the mechanism notified in place, blocked up and hung by the valve of sheet Spring, stage clip and retaining spring etc. are constituted, but in actual use, are occurred the appearance for suppressing the problems such as pump, absorption, suction often, caused Drilling is set not to be normally carried out;A kind of another mechanism that notifies in place constituted with steel ball and spring, can rise in place when using The effect notified, while this structure can cause certain pressure drop loss.So, carrying out wire line coring diamond drilling When, without using the above-mentioned mechanism that notifies in place, existing cord coring drill is also all simplified in structure, eliminated The mechanism that notifies in place stated, the generally drilling within 500 meters, are typically all by listening attentively to the gold after inner tube assembly dispensing in place Belong to strike note to determine whether to deliver in place, the drilling more than 500 meters is the speed delivered according to rope inner tube assembly, to estimate At the time of dispensing in place.
Patent CN86106661, the functional entity of core plugging notifying mechanism of rope core drilling utilizes the axle sleeve and water used on inner tube assembly Mouthful the covering pressure that produces realize the mechanism notified in place, the covering amount at axle sleeve and the mouth of a river can carry out manual adjustment, with The different flow of adaptation and drilling depth, but the function can also produce pressure drop loss.
A kind of patent 200920042400.3, rope core drill bit is positioned in passage of irrigation fluid using a steel ball, under it Portion's placement one is notified cushion rubber, delivers in place that overflush fluid driving steel ball is by cushion rubber to lower space, while produce surge pressure, The effect of notifying in place is played, inner tube is salvaged to ground, need unloading drilling tool to reset steel ball, troublesome poeration.
Patent 201320537493.3, deep hole inner pipe is alarmed core plugging notifying mechanism of rope core drilling and its pressure detecting system that uses in place In the mechanism that notifies in place, when getting lodged in inner tube using valve and delivering in place, flushing liquor is notified the pressure that generation is opened on the stifled top of valve, Valve is blocked up after top is opened and positioned by curved bar, is fixed the state of its opening, so as to reduce pressure drop loss, is treated that inner tube assembly is salvaged to ground When need to manually stir curved bar reset, no auto-reset function, automatic of the flow that the stifled open degree opened of valve can not be with flushing liquor Match somebody with somebody, when changes in flow rate, particularly flow becomes hour, the positioning that valve can be influenceed stifled, the task performance for causing influence actual, the knot The valve of structure is stifled when there is flushing liquor driving, is opened because valve blocks up moment, and the pressure fluctuation of generation is small, the time is short, need to be equipped with ground Electronic sensor equipment detects that cost is higher.
Patent 201410531122.3, inner tube sounding alarm cord coring drill in place, a built-in sound on inner tube assembly Sounds electronic warning device, delivers and sends sound by mechanism triggering alarm afterwards in place, the sound that warning device is sent needs logical The flushing liquid medium and the air dielectric on ground crossed in drilling rod are delivered in human ear, and usual sound wave is not by can after medium section Continue to transmit the sound wave identifier pickup sound wave, it is necessary to special, human ear can not be directly obtained an information, in addition it is also necessary to match somebody with somebody accordingly Complete equipment.The mechanism will also carry out unloading drilling tool, reset trigger mechanism, operation inconvenience, under water using electronics in each deliver Device, complicated, cost is high, and particularly interior pipe drilling tool working environment is poor, and underwater electronic warning device need to take waterproof, prevent The technical measures such as punching, vibrationproof, the performance difficulty under existing technical conditions.
The positioning of common rope drilling tool inner tube is by the secondary bullet card of torsion spring driving one to realize positioning by a mechanical system, Such as the S75 rope drilling tools of China's geological system, the drilling tool of U.S. NQ series etc., is all known structure.Due to structure, There is 2-5mm or so gap in the positioning between common rope drilling tool inner tube and outer tube, cause rope drilling tool inner tube assembly in brill In entering, shifting amount certain up and down is there is, has a certain degree of disturbance to the rock core taken, rope is particularly carried out and impacts back When turning drilling, the serious effective transmission that have impact on ballistic work reduces percussion drilling effect.
The content of the invention
The invention aims to solve complicated, cumbersome above-mentioned existing mechanism structure of notifying in place, longevity of service, Efficiency is low, the pressure loss is big, labor intensity is big, there are problems that suction, and provide a kind of with the rope notified in place Core positioning hitch.
The present invention is made up of inner tube assembly and outer tube drilling tool, and inner tube assembly is arranged on inside outer pipe drilling tool;
Inner tube assembly drags for lance device, locking device, in place positioner, messaging device and suspension arrangement including rope, rope Rope drags for lance device and is hinged on locking device upper end, and positioner upper end is fixedly installed on locking device lower end, in place messaging device Upper end is hinged on positioner lower end, and suspension arrangement is arranged on messaging device lower end in place;
Rope, which drags for lance device, to be included dragging for spearhead, drag for spearhead spring, fixture block and dragging for spearhead resilient key, drags for spearhead spring and fixture block It is arranged in the groove for dragging for spearhead, drags for spearhead spring and be arranged on fixture block upper end, drags for spearhead resilient key and be fixedly installed on and drag for spearhead lower end;
Locking device includes rotating rod, holddown spring, several locking steel balls and mandrel, and rotating rod lower end has son Mouthful, the center section of rotating rod has first step and second step, and lower end has some circular holes, and several locking steel balls are set On the circular hole of rotating rod, holddown spring is around being located on rotating rod, and mandrel upper end is fixedly installed in rotating rod rim of the mouth, Mandrel upper end has annular groove and circular conical surface;
Positioner includes bullet card stage clip, cover of wedge, bullet card, semicircle card and plays cutting ferrule, and bullet card stage clip is around being located on mandrel, wedge It is set on the outside of mandrel, semicircle card is arranged between cover of wedge and bullet card, it is cylindrical shape to play cutting ferrule, and upper end has neck and Fen Shui Mouthful, lower end has trapezoid buckle, and trapezoid buckle is fixedly connected with return connector, and bullet card is arranged in neck, and rope drags for lance device, locking Device, positioner and in place messaging device be arranged on bullet cutting ferrule in;
Messaging device is stifled including the stifled connection resilient key of valve, stifled moving valve, pendulum spring, compensation set, counterbalance spring, valve in place Seat and return connector, the stifled connection resilient key upper end of valve are arranged on mandrel lower end, and the stifled connection resilient key lower end of valve is fixedly installed on work Dynamic valve blocks end, and pendulum spring is blocked around moving valve is located at, and moving valve is stifled to have valve blocked shot, valve jam, correcting muscle and support ring, Valve blocked shot has aerial drainage centre bore and horizontal discharge orifice, and valve jam, correcting muscle and support ring are arranged on valve blocked shot, valve jam and Correcting muscle is engaged setting with valve block and compensation set, and compensation set is movably arranged between valve block and return connector, valve block It is arranged between compensation set and bullet cutting ferrule, counterbalance spring and return connector are separately positioned on compensation set and valve block lower end, point water Joint is arranged on the outside of counterbalance spring;
Suspension arrangement includes righting hanging ring and seat ring, and righting hanging ring is arranged on the outside of return connector, and seat ring is arranged on Between external short tube and reamer;
Outer pipe drilling tool includes upper exterior tube, external short tube, reamer and lower outer pipe, and upper exterior tube lower end has bullet card room, bullet card It is engaged at indoor incline bench with bullet card, and is fixedly installed on external short tube upper end, reamer upper end is fixedly installed on external Short tube lower end, reamer lower end is fixedly connected on lower outer pipe upper end.
The operation principle and process of the present invention:
When salvaging rope drilling tool, rope salvaging device pulls rope to drag for lance device, and rotating rod, mandrel and moving valve are got lodged in Play and moved up in cutting ferrule, before salvaging starts, the stifled device that is locked of moving valve is locked at lower end, and inner tube assembly is in locked shape State.When pull up drag for spearhead when, locking steel ball moved by rotating rod, enter the annular groove position of mandrel, relieve work The stifled locking state of dynamic valve, and by locking steel ball, band moving mandrel movement in mating connection with step at mandrel annular groove, after Continuous to pull rope to drag for lance device, the stifled passage between valve block of moving valve is opened.Moved up by mandrel, semicircle card promotes cover of wedge Move up, compress holddown spring, the cover of wedge conical surface departs from bullet card inclined-plane, pull on rope and drag for lance device, wire line coring is bored Tool inner tube assembly is moved up by rope salvaging device, in the presence of bullet card is by bullet card room incline bench, bullet card is pushed back, bullet Locking position event resolves, continue to lift fisher, can salvage cord coring drill inner tube assembly.
When delivering rope drilling tool, spearhead, rotating rod, mandrel and moving valve are dragged for stifled only by spring force and its gravity work With pendulum spring is in maximal dilation amount, and return holddown spring is in maximum compressibility, and pendulum spring spring force F1 is less than pressure Tight spring spring force F2 and correlated parts gravity sum F3, when under F2 and F3 effects, during F1=F2+F3, moving valve is stifled will Passage of irrigation fluid is closed.
When delivering rope drilling tool in place, the righting hanging ring on rope positioning hitch drilling tool is nested in drilling tool outer tube Seat ring in, for hanging and sealing drilling tool, by the ring-type passage of irrigation fluid between the inner tube assembly of rope drilling tool and outer pipe drilling tool Close, the flushing liquor pressure increase being at this moment closed, generation Water Hammer acts on moving valve and blocked, compression pendulum spring driving is lived Dynamic valve is stifled, mandrel, rotating rod, drags for the correlated parts such as spearhead and moves down, when valve jam crosses the matching surface of valve block, Water Hammer starts to act on the upper surface of compensation set, and moving valve is stifled and compensation set is moved down, until the valve block that moving valve is blocked up The passage between compensation set is opened, now because the pressure for acting on compensation set upper side is reduced, compensation is enclosed on counterbalance spring bullet Initial position is returned in the presence of spring force, the stifled device that is locked of moving valve is locked, causes the pressure loss of generation small, while in work During the stifled driving of dynamic valve, the pressure of generation is notified in place to ground, and mandrel promotes the inclined-plane of cover of wedge to release bullet card, goes forward side by side Enter the bullet card room of rope drilling tool outer tube part, complete positioning action.
Beneficial effects of the present invention:
Compact conformation of the present invention, operating pressure loss is small, reduces working time and intensity of workers, rope drilling tool There is locking function, messaging device can automatically reset in place, without manually adjusting and intervening, shorten rope drilling tool after positioning Length, reduces weight, is conducive to improving the quality of core sampler, is easy to field to use and operate, when solving salvaging drilling tool There are problems that suction,.
Brief description of the drawings
Fig. 1 is the sectional view of the present invention.
Fig. 2 is sectional view when inner tube assembly of the present invention is salvaged.
Fig. 3 is sectional view when inner tube assembly of the present invention is delivered.
Fig. 4 is the stifled schematic perspective view of moving valve of the present invention.
Embodiment
Refer to shown in Fig. 1, the present invention is made up of inner tube assembly 1 and outer pipe drilling tool 2, and inner tube assembly 1 is arranged on outer tube Inside drilling tool 2;
Inner tube assembly 1 drags for lance device, locking device, in place positioner, messaging device and suspension arrangement including rope, rope Rope drags for lance device and is hinged on locking device upper end, and positioner upper end is fixedly installed on locking device lower end, in place messaging device Upper end is hinged on positioner lower end, and suspension arrangement is arranged on messaging device lower end in place;
Rope, which drags for lance device, to be included dragging for spearhead 111, drag for spearhead spring 112, fixture block 113 and dragging for spearhead resilient key 114, drags for lance Head spring 112 and fixture block 113 are arranged in the groove for dragging for spearhead 111, are dragged for spearhead spring 112 and are arranged on the upper end of fixture block 113, drag for spearhead Resilient key 114, which is fixedly installed on, drags for the lower end of spearhead 111;
Locking device includes rotating rod 121, holddown spring 122, several locking steel balls 123 and mandrel 124, rotating rod 121 lower ends have rim of the mouth, and the center section of rotating rod 121 has first step and second step, and lower end has some circular holes, Several locking steel balls 123 are arranged on the circular hole of rotating rod 121, and holddown spring 122 is around being located on rotating rod 121, mandrel 124 upper ends are fixedly installed in the rim of the mouth of rotating rod 121, and the upper end of mandrel 124 has annular groove and circular conical surface;
Positioner includes bullet card stage clip 131, cover of wedge 132, bullet card 133, semicircle card 134 and plays cutting ferrule 135, bullet card stage clip 131 around being located on mandrel 124, and cover of wedge 132 is arranged on the outside of mandrel 124, and bullet card 133 is fixedly installed on the outside of cover of wedge 132, semicircle Card 134 is arranged between cover of wedge 132 and bullet card 133, and it is cylindrical shape to play cutting ferrule 135, and upper end has neck 1351 and bleeder, under End has trapezoid buckle 1352, and trapezoid buckle 1352 is fixedly connected with return connector 147, and bullet card 133 is arranged in neck 1351, rope Drag for lance device, locking device, positioner and messaging device is arranged in bullet cutting ferrule 135 in place;
In place messaging device include the stifled connection resilient key 141 of valve, moving valve stifled 142, pendulum spring 143, compensation set 144, Counterbalance spring 145, valve block 146 and return connector 147, stifled connection resilient key 141 upper end of valve are arranged on the lower end of mandrel 124, valve Stifled connection resilient key 141 lower end is fixedly installed on moving valve and blocks up 142 upper ends, and pendulum spring 143 is blocked up on 142 around moving valve is located at, Moving valve stifled 142 has valve blocked shot 1421, valve jam 1422, correcting muscle 1423 and support ring 1424, and valve blocked shot 1421, which has, to be let out Flow center hole 1425 and horizontal discharge orifice 1426, valve jam 1422, correcting muscle 1423 and support ring 1424 are arranged on valve blocked shot On 1421, valve jam 1422 and correcting muscle 1423 are engaged setting with valve block 146 and compensation set 144, and compensation 144 activities of set are set Put between valve block 146 and return connector 147, valve block 146 is arranged between compensation set 144 and bullet cutting ferrule 135, compensates bullet Spring 145 and return connector 147 are separately positioned on compensation set 144 and the lower end of valve block 146, and return connector 147 is arranged on compensation bullet The outside of spring 145;
Suspension arrangement includes righting hanging ring 151 and seat ring 152, and righting hanging ring 151 is arranged on outside return connector 147 Side, seat ring 152 is arranged between external short tube 22 and reamer 23;
Outer pipe drilling tool 2 includes upper exterior tube 21, external short tube 22, reamer 23 and lower outer pipe 24, and the lower end of upper exterior tube 21 has It is engaged at bullet card room 1331, the outer inclined-plane step of bullet card room 1331 with bullet card 133, and is fixedly installed on the upper end of external short tube 22, The upper end of reamer 23 is fixedly installed on the lower end of external short tube 22, and the lower end of reamer 23 is fixedly connected on the upper end of lower outer pipe 24.
The operation principle and process of the present invention:
Refering to shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, when salvaging rope drilling tool, rope salvaging device pulls rope to drag for lance device, Rotating rod 121, mandrel 124 and moving valve stifled 142 is moved up in bullet cutting ferrule 135, before salvaging starts, moving valve stifled 142 The device that is locked is locked at lower end, and inner tube assembly 1 is in locking state.When pull up drag for spearhead 111 when, lock steel ball 123 Moved by rotating rod, enter the annular groove position of mandrel 124, relieve the locking state of moving valve stifled 142, and pass through lock Tight steel ball 123, in mating connection with step at the annular groove of mandrel 124, band moving mandrel 124 moves, and pulls on rope and drags for lance dress Put, the stifled passage between 142 and valve block 146 of moving valve is opened.Moved up by mandrel 124, semicircle card 134 promotes cover of wedge 132 Move up, compress holddown spring 122, the conical surface of cover of wedge 132 departs from the inclined-plane of bullet card 133, pulls on rope and drag for lance device, restricts Rope core drill inner tube assembly 1 is moved up by rope salvaging device, the effect that bullet card 133 passes through the incline bench of bullet card room 1331 Under, bullet card 133 is pushed back, the positioning action of bullet card 133 disappears, continue to lift fisher, cord coring drill inner tube can be salvaged Assembly 1.
When delivering rope drilling tool, stifled 142 of spearhead 111, rotating rod 121, mandrel 124 and moving valve is dragged for by spring force And its Action of Gravity Field, pendulum spring 143 is in maximal dilation amount, and return holddown spring 122 is in maximum compressibility, hangs bullet The spring force F1 of spring 143 is less than the gravity sum F3 of the spring force F2 of holddown spring 122 and correlated parts, under being acted in F2 and F3, During F1=F2+F3, moving valve stifled 142 closes passage of irrigation fluid.
When delivering rope drilling tool in place, the righting hanging ring 151 on rope positioning hitch drilling tool is nested in drilling tool In the seat ring 152 of outer tube, for hanging and sealing drilling tool, the ring-type between the inner tube assembly 1 and outer pipe drilling tool 2 of rope drilling tool is rushed Washing liquid channel is closed, the flushing liquor pressure increase being at this moment closed, and is produced Water Hammer and is acted on moving valve stifled 142, compression is outstanding The driving of spring 143 moving valve stifled 142, mandrel 124 are hung, rotating rod 121, the correlated parts such as spearhead 111 is dragged for and moves down, works as valve When jam 1422 crosses the matching surface of valve block 146, Water Hammer starts to act on the upper surface of compensation set 144, and moving valve is blocked up 142 move down with compensation set 144, until the passage covered between 144 is opened and compensated to the valve block 146 of moving valve stifled 142, this When due to acting on the pressure reductions of 144 upper ends of compensation set, compensation set 144 is returned in the presence of the spring force of counterbalance spring 145 Initial position, the device that is locked of moving valve stifled 142 is locked, causes the pressure loss of generation small, while in the drive of moving valve stifled 142 During dynamic, the pressure of generation is notified in place to ground, and mandrel 124 promotes the inclined-plane of cover of wedge 132 to release bullet card 133, goes forward side by side Enter the bullet card room 1331 of rope drilling tool outer tube part, complete positioning action.

Claims (1)

1. a kind of position hitch with the wire line coring notified in place, it is characterised in that:It is by inner tube assembly (1) and outer tube Drilling tool (2) is constituted, and it is internal that inner tube assembly (1) is arranged on outer pipe drilling tool (2);
Inner tube assembly (1) drags for lance device, locking device, positioner, in place messaging device and suspension arrangement, rope including rope Drag for lance device and be hinged on locking device upper end, positioner upper end is fixedly installed on locking device lower end, in place on messaging device End is hinged on positioner lower end, and suspension arrangement is arranged on messaging device lower end in place;
Rope, which drags for lance device, to be included dragging for spearhead (111), drag for spearhead spring (112), fixture block (113) and dragging for spearhead resilient key (114), Drag for spearhead spring (112) and fixture block (113) is arranged in the groove for dragging for spearhead (111), drag for spearhead spring (112) and be arranged on fixture block (113) upper end, drags for spearhead resilient key (114) and is fixedly installed on and drag for spearhead (111) lower end;
Locking device includes rotating rod (121), holddown spring (122), several locking steel balls (123) and mandrel (124), rotation Pull bar (121) lower end has rim of the mouth, and the center section of rotating rod (121) has first step and second step, and lower end has Some circular holes, several locking steel balls (123) are arranged on the circular hole of rotating rod (121), and holddown spring (122) is around being located at rotation On pull bar (121), mandrel (124) upper end is fixedly installed in rotating rod (121) rim of the mouth, and mandrel (124) upper end has annular groove And circular conical surface;
Positioner includes bullet card stage clip (131), cover of wedge (132), bullet card (133), semicircle card (134) and plays cutting ferrule (135), bullet Card stage clip (131) is around being located on mandrel (124), and cover of wedge (132) is arranged on the outside of mandrel (124), and semicircle card (134) is arranged on wedge Cover between (132) and bullet card (133), it is cylindrical shape to play cutting ferrule (135), upper end has neck (1351) and bleeder, lower end tool There is trapezoid buckle (1352), trapezoid buckle (1352) is fixedly connected with return connector (147), and bullet card (133) is arranged on neck (1351) Interior, rope drags for lance device, locking device, positioner and messaging device is arranged in bullet cutting ferrule (135) in place;
Messaging device includes the stifled connection resilient key (141) of valve, moving valve stifled (142), pendulum spring (143), compensation set in place (144), counterbalance spring (145), valve block (146) and return connector (147), stifled connection resilient key (141) upper end of valve are arranged on Mandrel (124) lower end, stifled connection resilient key (141) lower end of valve is fixedly installed on moving valve and blocks up (142) upper end, pendulum spring (143) around being located on moving valve stifled (142), moving valve, which blocks up (142), has valve blocked shot (1421), valve jam (1422), correcting muscle (1423) and support ring (1424), valve blocked shot (1421) has aerial drainage centre bore (1425) and horizontal discharge orifice (1426), and valve is stifled Piece (1422), correcting muscle (1423) and support ring (1424) are arranged on valve blocked shot (1421), valve jam (1422) and correcting muscle (1423) be engaged settings with valve block (146) and compensation set (144), compensation set (144) be movably arranged on valve block (146) and Between return connector (147), valve block (146) is arranged between compensation set (144) and bullet cutting ferrule (135), counterbalance spring (145) Compensation set (144) and valve block (146) lower end is separately positioned on return connector (147), return connector (147) is arranged on compensation On the outside of spring (145);
Suspension arrangement includes righting hanging ring (151) and seat ring (152), and righting hanging ring (151) is arranged on return connector (147) Outside, seat ring (152) is arranged between external short tube (22) and reamer (23);
Outer pipe drilling tool (2) includes upper exterior tube (21), external short tube (22), reamer (23) and lower outer pipe (24), upper exterior tube (21) Lower end has to be engaged at bullet card room (1331), bullet card room (1331) outer inclined-plane step with bullet card (133), and is fixedly connected outside Short tube (22) upper end is connect, reamer (23) upper end is fixedly installed on external short tube (22) lower end, and reamer (23) lower end is fixed and set Put in lower outer pipe (24) upper end.
CN201510377515.8A 2015-07-01 2015-07-01 It is a kind of to position hitch with the wire line coring notified in place Active CN105156057B (en)

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