CN201076983Y - Rack-pinion outer-conduit rapid aligning device - Google Patents

Abstract

The utility model discloses an external rapid pinion-rack type aligning device for pipeline, used for pipeline welded junction alignment in pipeline installation engineering, which comprises a gear, a rack or a rack chain and a chain or a steel wire or a retaining ring. The utility model is characterized in that: the gear arranged in an assembling box or the drive gear arranged in a support is meshed with a shifting block claw which is arranged in the shifting block claw axis in the supporting bracket of an operating handle, and the gear is meshed with the rack or the rack chain, when in use, the pipeline aligning device is arranged on the top of the pipeline and in the middle of the nozzle, then the connecting pipeline is coiled around the chain of the aligning device a lap, the rack or the rack chain at the end of the chain is inserted into the pipeline aligning device, the operating handle is moved to make the gear rotate, then the gear shifts the rack or the rack chain retracts the chain or the steel wire, the correcting plate on the chain corrects the nozzle into one axes forcibly, the retaining ring is tensioned on the side of the fixed pipeline aligning device to achieve the purpose of nozzle alignment. The utility model has the advantages of convenient use, convenience, labor saving, and great improvement of work efficiency.

Description

The outer counterpart device fast of pinion and-rack pipeline

Technical field

The utility model relates in pipelayer's journey, the outer counterpart device fast of the pinion and-rack pipeline of weld bond centering between the pipeline.

Background technology

In existing pipelayer's journey, use pipeline that mouthpart has been promoted project progress, but also come with some shortcomings, there have the leading screw of use or bolt to carry out as the outer chain of pipeline to the fastening means of mouthpart to be fastening, and the operating time is long, and efficient is low, the use electro hydraulic gear is also arranged, equipment is huge, costs an arm and a leg, and inconvenience is moved in work.

The utility model content

The purpose of this utility model provides a kind of simple to operate, and counterpart is rapid, accurately the outer counterpart device fast of pinion and-rack pipeline.For achieving the above object, the outer counterpart device fast of pinion and-rack pipeline of the present utility model is by gear, tooth bar or toothed chain bar and chain or steel wire rope and proofread and correct yarn system etc. and form;

Below be described in detail, the outer counterpart device fast of pinion and-rack pipeline, it is characterized in that: be positioned on the gear in the assembling case or be positioned on the interior driving gear of support and the engagement of thumb wheel pawl, the thumb wheel pawl is positioned on the interior thumb wheel pawl axle of operation handlebar bearing support, wheel and rack or the engagement of toothed chain bar, or driving gear transmission driven gear is through driven gear transmission end tooth wheel not, by not end tooth wheel and rack or toothed chain bar engagement, peace roller below tooth bar or toothed chain bar, the one side bottom or the support one side bottom of assembling case connect chain or steel wire rope, adorn correcting plate on chain or steel wire rope.

The bottom of toothed chain bar can also increase elastic steel sheet, elastic steel sheet is connected with the chain tooth bar with the tooth chain pin by the elastic steel sheet connecting plate, the effect of elastic steel strip is when keeping the chain flexibility, its bottom keeps smooth, be convenient to and the parallel contact of the roller under the chain, making operating steadily of chain, is that the toothed chain bar has certain stiffness simultaneously, is convenient to operation.

Below the left side of assembling case, tooth bar inlet, pacify bearing wheels.

The adjustable flexible hook of peace on chain, the double-screw bolt of adjustable flexible hook one end is connected with nut sleeve, nut sleeve end in addition is connected with chain, adjustable flexible hook can be finely tuned the length of chain according to the size of pipe diameter, cooperate pipeline counterpart device to reach to the accurate fastening dynamics of pipeline, in the real work, mouthpart is tightened at last, because the rigidity of pipeline, the individual cases meeting occurs stirring a tooth forward, and when braking on the spot, chain or steel wire rope or centring ring do not reach fastening dynamics, adjust with adjustable flexible hook this moment, and the pipeline of every kind of specification is only adjusted for the first time and got final product.

At the bottom of assembling case four jiaos of peaces adjustable support assembly, each adjusts the root of bolt by the bottom of retainer plate activity orientation at the assembling case, screw on adjusting bolt and adjusting skewback cooperates, and with conduit axis be 90 °, adjusting skewback is for the bottom of assembling case can coincide with pipeline, makes the assembling case stressed more reasonable.

Pacify the connection hanging groove of chain or steel wire rope in the side of assembling case, connecting hanging groove is that two right angle, journey U-shapeds isolated, the symmetry projection are fixed on the sides of assembling case, and it is simple and efficient that use articulates ways of connecting, saves time.

Support is made up of with the tripod that they are connected two ends with right side bottom chain connecting rod and left bottom connecting rod the top axial links, one side of described A-frame is a pair of left brace, another side is a pair of right brace, it below them a pair of curved rod that raises up, each end interconnects on same plane, form the plane trigonometry frame, driving gear shaft is on the top that axially is movably connected in described a pair of left brace, pacify driving gear on the driving gear shaft, the operating handle bearing support inserts from the both sides of driving gear, its end is positioned on the driving gear shaft, top in the operating handle bearing support, thumb wheel pawl axle flexibly connects at axial and operating handle bearing support, peace thumb wheel pawl on the thumb wheel pawl axle, in the groove on thumb wheel pawl top, tension spring is enclosed within on the driving gear shaft pacifies within it, the fore paw of thumb wheel pawl is pressed in downwards in the teeth groove of driving gear, driving gear and driven gear engagement, the bidentate wheel shaft is positioned on a pair of gripper shoe on described a pair of right brace top from axial activity, driven gear and secondary driving gear are positioned on the bidentate wheel shaft side by side, described a pair of gripper shoe and tripod are on same plane, and the inboard at described a pair of right brace is attached thereto, secondary driving gear and not end tooth wheel engagement, the end tooth axle axial is not movably connected on the cross bar of each A-frame at two ends, the fixedly connected left brace of one end of each cross bar, end is fixedly connected on the right tilted surface bar in addition, not end tooth wheel and rack or toothed chain bar engagement, under perpendicular to end tooth wheel shaft not, pacify roller, above the roller tooth bar or toothed chain bar, the roller shaft at roller two ends is positioned on from axial activity on the sheer pole of tripod at its two ends, the fixedly connected left brace of one end of sheer pole, other holds fixedly connected right brace, the moveable hinge that props up the brake control rod of top of the trellis is movably connected in the A-frame top at two ends respectively by support member, the brake control rod level is installed, the one end becomes 90 ° to raise up, cooperate with operating handle, peace elastic force spring below it, the other end of elastic force spring is positioned on apical axis on connecting rod, the inclined-plane of the other end cooperates with the inclined-plane of the ratchet connecting-rod head on pawl bar top, and be limited on the positioning step, the movable hinge of the ratchet of pawl bar is connected on a pair of brace at two ends, ratchet on the pawl bar cooperates with driven gear, pacify spring on the spring carrier arm on pawl bar top, the other end of spring is positioned on the axial links of top, use member structure, light, save material, be convenient to move, as long as meet instructions for use, the form of member structure is not limited to the utility model embodiment, gear drive can be from single-wheel to many wheels the multi-change speed transmission, gear can be arranged side by side engaged transmission step by step more, also can singlely vertically be arranged in same plane engaged transmission.

Through above-mentioned multi-stage gear transmission, be not hold the rotating speed of driven gear to slow down, the moment of gear mesh tooth bar increases, thereby the fastening force of pipeline is strengthened, for light-wall pipe also instead its road capable it, be that it does not hold faster rotational speed by speed ratio, to increase work efficiency, gear can be installed in the tabular supporting structure, also can be installed in the rod-shaped scaffold, to be suitable for light being as the criterion.

Structure of the present utility model is light firm, is convenient to move and use, and is easy to operate laborsaving, the correction mouth of pipe is very fast, and concentricity aligns accurately, and correction mass is good, installation and removal counterpart apparatus is laborsaving quick, saves manually 50%, increases work efficiency more than ten times.

Description of drawings:

Fig. 1 is that individual gears is to tooth bar retention mechanism schematic diagram;

Fig. 2 is 1 schematic top plan view;

Fig. 3 is a gear graduation retention mechanism schematic diagram;

Fig. 4 is the assembling case lateral body schematic diagram of Fig. 3;

Fig. 5 is the adjustable support assembly schematic diagram of Fig. 3;

Fig. 6 is a chain articulated bolt schematic diagram;

Fig. 7 is that chain connects the hanging groove schematic top plan view on the side of Fig. 4;

Fig. 8 is the roller structure schematic diagram of Fig. 1 and Fig. 3;

Fig. 9 is a spring rack structure schematic diagram;

Figure 10 is the schematic top plan view of Fig. 9;

Figure 11 is the fastening correction group component of the outer steel wire rope of a pipe schematic diagram;

Figure 12 is the correction screw rod group component schematic diagram on the cross section, Figure 11 A-A place;

Figure 13 is the fastening sub-assembly schematic diagram of the steel wire rope on the cross section, Figure 11 B-B place;

Figure 14 is that the double gear-driven pinion and-rack pipeline formed of bar member is to the mouthpart schematic diagram;

Figure 15 is the schematic top plan view of Figure 14;

Figure 16 is that the single gear-driven pinion and-rack pipeline formed of bar member is to the mouthpart schematic diagram;

Figure 17 is the schematic top plan view of Figure 16;

Figure 18 is the outer side schematic view of counterpart device fast of fixed rack-and-pinion pipeline;

Figure 19 is the schematic top plan view of Figure 18;

Figure 20 is the C-C place centring ring Automatic Link Establishment structure cross-sectional schematic of Figure 18;

Figure 21 is the D-D place cross-sectional schematic of Figure 20;

In conjunction with the accompanying drawings, each concrete parts in the further explanatory drawings:

1, operating handle, 2, tension spring, 3, the thumb wheel pawl, 4, gear, 5, the assembling case, 6, flexibly connect bolt, 7 short chains, 8, locking nut, 9, nut sleeve, 10, saturating groove, 11, groove, 12, ratchet, 13, blind hole, 14, spring, 15, reference column, 16, tooth bar moves the hole, and 17, tooth bar, 18, calibration bolt, 19, chain, 20, correcting member, 21, pipeline, 22, adjustable flexible hook, 23, connecting ring, 24, bearing wheels, 25, roller, 26, driving gear shaft, 27, the ratchet moveable hinge, 28, the operating handle bearing support, 29, thumb wheel pawl axle, 30, driving gear, 31, driven gear, 32, the secondary driving gear, 33, end tooth is not taken turns, 34, brake control rod, 35, moveable hinge, 36, alignment pin, 37, assembling case lateral body, 38, connect hanging groove, 39, the adjustable support assembly,, 40, adjust bolt, 41, adjust skewback, 42, retainer plate, 43, the hole, 44, articulated bolt, 45, bearing, 46, screw, 47, gland, 48, the elastic steel sheet connecting plate, 49, elastic steel sheet, 50, the toothed chain bar, 51, the tooth chain pin, 52, the steel wire rope end ring, 53, steel wire rope adjustment ring,, 54, the wire line thimble locator card, 55, steel wire rope, 56, bolt, 57, adapter sleeve, 58, guard ring, 59, thrust bearing, 60, thread bush, 61, wire rope handling or chain pipe, 62, the bearing closing cap, 63, bearing holder (housing, cover), 64, the ratchet connecting-rod head, 65, positioning step, 66, spring carrier arm, 67, gripper shoe, 68, pawl bar, 69, right brace, 70, the bidentate wheel shaft, 71, curved rod, 72, the left bottom connecting rod, 73, sheer pole, 74, left side brace, 75, middle cross bar, 76, end tooth wheel shaft not, 77, apical axis is to connecting rod, and 78, packing ring, 79, roller shaft, 80, bottom, right side chain connecting rod, 81, be positioned at the spring carrier arm of gripper shoe, 82, the passive tooth wheel shaft, 83, toothed chain bar connecting rod, 84, handle, 85, right half centring ring upper end boss, 86, toothed chain bar connecting rod, 87, a left side half centring ring, 88, the positive pressure plate, 89, right half centring ring, 90, the centring ring Automatic Link Establishment, 91, attachment plug, 92, weld seam, 93, the operating handle connecting rod, 94, the braking plug, 95, inclined-plane knob post, 96, long braking plug, 97, open slot, 98, the assembling shell, 99, stay cord, 100, becket bridle, 101, rotary knob rod, 102, helix closed lid, 103, connecting rod, 104, tripping spring, 105, back-moving spring.

The specific embodiment:

Fig. 1, during use, pipeline outer to mouthpart is placed on pipeline 21 above, the centre of two pipe weld seams, then the chain 19 of case 5 one ends that are linked and packed around Guan Yizhou, scalable hook 22 with the chain end hangs in the connecting ring 23 of short chain 7, moving operating handle 1 makes thumb wheel pawl 3 promote gear 4 rotations, gear 4 is stirred the tooth bar motion and is shunk chain, correcting plate 20 on the chain is forced two pipelines, 21 positive pressures at same axis, thereby reach the purpose of centering pipe, if the mouth of pipe is out of shape, then proofread and correct, when moving operating handle 1 gear is rotated with the calibration bolt on the correcting plate 20 18, braking ratchet control gear does not reverse, the pipeline counterpart finishes, when shedding pipeline to mouthpart, move operating handle 1 backward than normal running Duola some, making the back of action bars press pawl bar is that ratchet 12 breaks away from braking, tooth bar 17 or toothed chain bar 50 are loosening, and scalable hook 22 takes out in connecting ring 23, and the pipeline counterpart is finished.

Figure 16, the support of the outer counterpart device fast of the pinion and-rack pipeline tripod that they are connected two ends by top axial links 77 and right side bottom chain connecting rod 80 and left bottom connecting rod 72 usefulness is formed, one side of described A-frame is a pair of left brace 74, another side is a pair of right brace 69, it below them a pair of curved rod that raises up 71, each end interconnects on same plane, form the plane trigonometry frame, driving gear shaft 26 is on the top that axially is movably connected in described a pair of left brace 74, peace driving gear 30 on the driving gear shaft 26, operating handle bearing support 28 inserts from the both sides of driving gear 30, its end is positioned on the driving gear shaft 26, top in operating handle bearing support 28, thumb wheel pawl axle 29 flexibly connects at axial and operating handle bearing support 28, peace thumb wheel pawl 3 on the thumb wheel pawl axle 29, in the groove 11 on thumb wheel pawl 3 tops, tension spring 2 is enclosed within on the driving gear shaft 26 pacifies within it, the fore paw of thumb wheel pawl 3 is pressed in downwards in the teeth groove of driving gear 30, driving gear 30 and driven gear 31 engagements, passive tooth wheel shaft 82 is positioned on a pair of gripper shoe 67 on described a pair of right brace 69 tops from axial activity, described a pair of gripper shoe 67 and tripod are on same plane, and the inboard at described a pair of right brace 69 is attached thereto, driven gear 31 and not end tooth wheel 33 engagements, end tooth wheel shaft 76 axially is not movably connected on the cross bar 75 of each A-frame at two ends, the fixedly connected left brace 74 of one end of each cross bar 75, end is fixedly connected on the right tilted surface bar 69 in addition, end tooth wheel 33 does not mesh with tooth bar 17 or toothed chain bar 50, peace roller 25 under perpendicular to end tooth wheel shaft 76 not, it above the roller 25 toothed chain bar 50, the roller shaft 79 at roller 25 two ends is positioned on from axial activity on the sheer pole 73 of tripod at its two ends, the fixedly connected left brace 74 of one end of sheer pole 73, other holds fixedly connected right brace 69, the moveable hinge 35 that props up the brake control rod 34 of top of the trellis is movably connected in A-frame top, two ends respectively by support member, brake control rod 34 levels are installed, the one end becomes 90 ° to raise up, cooperate with operating handle 1, peace tripping spring 104 below it, the other end of tripping spring 104 is positioned on apical axis on connecting rod 77, the inclined-plane of the other end cooperates with the inclined-plane of the ratchet connecting rod 64 on pawl bar 68 tops, its end rests on the positioning step 65, pawl bar 68 is connected on a pair of brace 69 at two ends by 27 of ratchet moveable hinges, ratchet 12 on the pawl bar 68 cooperates with driven gear 31, peace spring 14 on the spring carrier arm 66 on pawl bar 68 tops, the other end of spring 14 is positioned on the spring carrier arm 81 that is positioned at gripper shoe, said structure is the single same plane transmission that is arranged in, stressed symmetry, rational in infrastructure, the curved rod 71 of the projection that its bottom makes progress makes mouthpart and pipeline outer wall is coincide.

Figure 18, the centring ring of the outer counterpart device fast of fixed rack-and-pinion pipeline is opened by can radially flexibly connecting of forming of an a pair of left side half centring ring 87 and a pair of right side half centring ring 89, close circle, a described a pair of left side half centring ring 87 and a pair of right side half centring ring 89 be with positive pressure plate 88 axially each to connecting into integral body, on positive pressure plate 88, axis direction perpendicular to pipeline can be pacified calibration bolt 18, the a pair of toothed chain bar 50 of the movable respectively peace in the upper end of a described a pair of left side half centring ring 87, the upper end of a pair of right side half centring ring 89 is pacified a pair of gear fastener respectively, a pair of toothed chain bar 50 passes from a pair of gear fastener respectively, and with not end tooth wheel 33 engagements in the gear fastener, described each gear fastener be connected with the both sides, upper end of right half centring ring 89 by a pair of A-frame and support in the gear installed form, one side of described a pair of A-frame is a pair of left brace 74, its lower end is connected with the top of a pair of right side half centring ring upper end boss 85, another side is a pair of right brace 69, the postpone external diameter of to the right side half centring ring 89 of its lower end is attached thereto, the top of a pair of A-frame is connected to connecting rod 77 by apical axis, above-mentioned a pair of tripod is parallel to each other, driving gear shaft 26 is on the top that axially is movably connected in described a pair of left brace 74, peace driving gear 30 on the driving gear shaft 26, operating handle bearing support 28 inserts from the both sides of driving gear 30, its end is positioned on the driving gear shaft 26, top in operating handle bearing support 28, thumb wheel pawl axle 29 flexibly connects at axial and operating handle bearing support 28, peace thumb wheel pawl 3 on the thumb wheel pawl axle 29, in the groove 11 on thumb wheel pawl 3 tops, tension spring 2 is enclosed within on the driving gear shaft 26 pacifies within it, the fore paw of thumb wheel pawl 3 is pressed in downwards in the teeth groove of driving gear 30, driving gear 30 and driven gear 31 engagements, passive tooth wheel shaft 82 peace driven gears 31 are from axially being movably connected on the described a pair of right brace 69,31 whiles of driven gear and not end tooth wheel 33 engagements, end tooth wheel shaft 76 axially is not movably connected on the boss 85 of half centring ring upper end, a pair of right side, end tooth wheel 33 does not mesh with toothed chain bar 50, peace roller 25 under perpendicular to end tooth wheel shaft 76 not, it above the roller 25 toothed chain bar 50, the roller shaft 79 at roller 25 two ends is positioned on half centring ring upper end, a pair of right side boss 85 at its two ends from axial activity, the moveable hinge 35 that props up the brake control rod 34 of top of the trellis is movably connected in the A-frame top at two ends respectively by support member, brake control rod 34 levels are installed, the one end becomes 90 ° to raise up, cooperate with operating handle 1, peace tripping spring 104 below it, the other end of tripping spring 104 is positioned on apical axis on connecting rod 77, the fore paw of the ratchet 12 of the other end is pressed in passive in the teeth groove of driven gear 31 downwards, fixed centring ring can be proofreaied and correct preferably to the bigger pipeline of distortion, be to connect between the operating handle 1 of above-mentioned a pair of gear fastener with operating handle connecting rod 93, with simultaneously operating, a pair of toothed chain bar 50 ends connect with toothed chain bar connecting rod 83, be after toothed chain bar 50 inserts the gear fastener, can hold toothed chain bar connecting rod 83 gives the toothed chain bar earlier fast and tightening up, operate by the gear fastener afterwards, save time, handled easily, its version is not limited to the foregoing description, except that the centring ring Automatic Link Establishment is set, can also moveable hinge be set at the lower end of an a pair of left side half centring ring 87 and a pair of right side half centring ring 89 and be connected them, the gear fastener also can be pacified one in the middle of half centring ring, 89 upper ends, a pair of right side, the peace one rooted tooth chain of correspondence in the middle of half centring ring, 87 upper ends, an a pair of left side.

Figure 20, Figure 21, the lower end of a described a pair of left side half centring ring 87 is open slots 97, half centring ring, 89 lower ends, the described a pair of right side are attachment plug 91, attachment plug 91 can be inserted in the open slot 97 and be cooperated, the assembling shell 98 of a pair of centring ring Automatic Link Establishment is positioned on respectively on open slot 97 sides of inboard bottom of a described a pair of left side half centring ring 87, the vertical installation, each end that assembles the braking plug 94 in the shell 98 is connected with connecting rod 103, dress tripping spring 104 on the connecting rod 103, helix closed lid 102 is spirally connected with assembling shell 98 and pushes down tripping spring 104, the other end of connecting rod 103 passes from the centre bore of helix closed lid 102 with inclined-plane knob post 95 and is connected, the post inclined-plane of the inclined-plane of inclined-plane knob post 95 and helix closed lid 102 projectioies coincide and mates, the cylinder outside peace back-moving spring of forming on the inclined-plane knob post 95 and the post inclined-plane of helix closed lid 102 projectioies 105, one end of back-moving spring 105 is fixed on the helix closed lid 102, the other end is fixed on the inclined-plane knob post 95, inclined-plane knob post 95 is when rotating, its clinohedral rises on the inclined-plane of helix closed lid 102 projectioies, braking plug 94 withdraws from, promptly eliminate braking, be subjected to the power of back-moving spring 105 simultaneously, the post inclined-plane of the inclined-plane of inclined-plane knob post 95 and helix closed lid 102 projectioies coincide again, and inclined-plane knob post 95 resets under the active force of back-moving spring 105; 90 ° of the bendings after radially extending a segment distance of the rotary knob rod 101 of knob post 95 sides, inclined-plane, be connected with the rotary knob rod of another centring ring Automatic Link Establishment on its opposite, on rotary knob rod 101, connect stay cord 99, closing up a pair of footpath semidefinite position circle 87 and a pair of footpath semidefinite position circle 89 to the right left, be that attachment plug 91 is when inserting in the open slots 97, blind hole 13 inside brakes that the end of braking plug 94 can be inserted in the attachment plug 91 automatically cooperate, or the blind hole in the attachment plug 91 13 made groove 10, be the end of long braking plug 96 from the saturating groove 10 of attachment plug 91 across and into open slot 97 in addition in the hole on limits, during use, can spur rotary knob rod 101 earlier, the front end that is long braking plug 96 is withdrawn from open slot 97, after attachment plug 91 enters open slot 97, unclamp rotary knob rod 101, long braking plug 96 just can pass from the saturating groove 10 of attachment plug 91 smoothly, the inclined-plane of the garden cambered surface of described braking plug 94 ends and long braking plug 96 ends, garden cambered surface difference frictional fit with described a pair of attachment plug 91 tops, described braking plug 94, the garden cambered surface or the inclined-plane on long braking plug 96 and a pair of attachment plug 91 tops are when being dynamically connected certainly, can compress into assembling shell 98 to braking plug 94 or long braking plug 96 earlier smoothly.

Technique scheme and embodiment, their technical characterictic can also be combined into several new technical schemes, also have a variety of distortion in the scope of its principle, and these are all looked and do protection domain of the present utility model.

Claims (12)

1. outer counterpart device fast of the pinion and-rack pipeline that is used for pipelayer's journey pipe welding port centering, be by retention mechanism, chain, compositions such as correcting plate, it is characterized in that: be positioned on the gear (4) in the assembling case (5) or be positioned on interior driving gear (30) of support and thumb wheel pawl (3) engagement, thumb wheel pawl (3) is positioned on the interior thumb wheel pawl axle (29) of operation handlebar bearing support (28), gear (4) and tooth bar (17) or toothed chain bar (50) engagement, or driving gear (30) transmission driven gear (31) is through driven gear (31) transmission end tooth wheel (33) not, by not end tooth wheel (33) and tooth bar (17) or toothed chain bar (50) engagement, peace roller (25) below tooth bar (17) or toothed chain bar (50), the one side bottom or the support one side bottom of assembling case connect chain (19) or steel wire rope (55), go up dress correcting plate (20) at chain (19) or steel wire rope (55).

2. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: the bottom of toothed chain bar (50) can also increase elastic steel sheet (49), and elastic steel sheet (49) is connected with toothed chain bar (50) with tooth chain pin (51) by elastic steel sheet connecting plate (48).

3. a kind of outer counterpart device fast of pinion and-rack pipeline that is used for pipelayer's journey pipe welding port centering according to claim 1 is characterized in that: pacify bearing wheels (24) in the left side of assembling case (5), the below of tooth bar (17) inlet.

4. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: go up peace adjustable flexible hook (22) at chain (19), can stretch and transfer the double-screw bolt of hook (22) one ends that contract to be connected with nut sleeve (9), nut sleeve (9) end in addition is connected with chain (19).

5. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: at the bottom of assembling case (5) four jiaos of peaces adjustable support assembly (39), each adjusts the root of bolt (40) by the bottom of retainer plate (42) activity orientation at assembling case (5), adjust bolt (40) and cooperate with screw on the adjustment skewback (41), and with conduit axis be 90 °.

6. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: at the connection hanging groove (38) of the side of assembling case (5) peace chain (17) or steel wire rope (55), connecting hanging groove (38) is that two right angle, journey U-shapeds isolated, the symmetry projection are fixed on the side of assembling case (5).

7. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: steel wire rope (55) that pair of parallel is isometric or chain (19) pass from the wire rope handling of several means for correctings or chain pipe (61), stable position, the upper end of wire rope handling or chain pipe (61) bolt (56), the upper end peace of bolt (56) is held the knob handle, calibration bolt (18) perpendicular to pipeline is installed on the correcting member, pacify thrust bearing (59) on the external diameter of bottom less than its top of described calibration bolt (18), the dog screw (46) of stable position thrust bearing (59) in calibration bolt (18) bottom, periphery peace bearing holder (housing, cover) (63) at thrust bearing (59), the centre bore of bearing closing cap (62) is enclosed within on the calibration bolt (18), and its external diameter and bearing holder (housing, cover) (63) are spirally connected and push down thrust bearing (59).

8. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: support is made up of with the tripod that they are connected two ends with right side bottom chain connecting rod (80) and left bottom connecting rod (72) top axial links (77), one side of described A-frame is a pair of left brace (74), another side is an a pair of right brace (69), it below them a pair of curved rod that raises up (71), each end interconnects on same plane, form the plane trigonometry frame, driving gear shaft (26) is on the top that axially is movably connected in described a pair of left brace (74), driving gear shaft (26) is gone up peace driving gear (30), operating handle bearing support (28) inserts from the both sides of driving gear (30), its end is positioned on the driving gear shaft (26), top in operating handle bearing support (28), thumb wheel pawl axle (29) flexibly connects at axial and operating handle bearing support (28), thumb wheel pawl axle (29) is gone up peace thumb wheel pawl (3), in the groove (11) on thumb wheel pawl (3) top, tension spring (2) is enclosed within driving gear shaft (26) and goes up peace within it, the fore paw of thumb wheel pawl (3) is pressed in downwards in the teeth groove of driving gear (30), driving gear (30 with driven gear (31) engagement, bidentate wheel shaft (70) is positioned on a pair of gripper shoe (67) on described a pair of right brace (69) top from axial activity, driven gear (31) and secondary driving gear (32) are positioned on the bidentate wheel shaft (70) side by side, described a pair of gripper shoe (67) and tripod are on same plane, and the inboard at described a pair of right brace (69) is attached thereto, secondary driving gear (32) and not end tooth wheel (33) engagement, end tooth wheel shaft (76) axially is not movably connected on the middle cross bar (75) of each A-frame at two ends, the fixedly connected left brace of one end of cross bar in each (75) (74), end is fixedly connected on the right tilted surface bar (69) in addition, end tooth wheel (33) does not mesh with tooth bar (17) or toothed chain bar (50), under perpendicular to end tooth wheel shaft (76) not, pacify roller (25), above the roller (25) tooth bar (17) or toothed chain bar (50), the roller shaft (79) at roller (25) two ends is positioned on the sheer pole (73) of the tripod at its two ends from axial activity, the fixedly connected left brace of one end of sheer pole (73) (74), other holds fixedly connected right brace (69), the moveable hinge (35) that props up the brake control rod (34) of top of the trellis is movably connected in the A-frame top at two ends respectively by support member, brake control rod (34) level is installed, the one end becomes 90 ° to raise up, cooperate with operating handle (1), pacify tripping spring (104) below it, the other end of tripping spring (104) is positioned on apical axis on connecting rod (77), the inclined-plane of the other end cooperates with the inclined-plane of the ratchet connecting-rod head (64) on pawl bar (68) top, and be limited on the positioning step (65), ratchet moveable hinge (27) axle of pawl bar (68) is connected on a pair of brace (69) at two ends, ratchet (12) on the pawl bar (68) cooperates with driven gear (31), the spring carrier arm (66) on pawl bar (68) top is gone up peace spring (14), and the other end of spring (14) is positioned on apical axis on connecting rod (77).

9. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: support is made up of with the tripod that they are connected two ends with right side bottom chain connecting rod (80) and left bottom connecting rod (72) top axial links (77), one side of described A-frame is a pair of left brace (74), another side is an a pair of right brace (69), it below them a pair of curved rod that raises up (71), each end interconnects on same plane, form the plane trigonometry frame, driving gear shaft (26) is on the top that axially is movably connected in described a pair of left brace (74), driving gear shaft (26) is gone up peace driving gear (30), operating handle bearing support (28) inserts from the both sides of driving gear (30), its end is positioned on the driving gear shaft (26), top in operating handle bearing support (28), thumb wheel pawl axle (29) flexibly connects at axial and operating handle bearing support (28), thumb wheel pawl axle (29) is gone up peace thumb wheel pawl (3), in the groove (11) on thumb wheel pawl (3) top, tension spring (2) is enclosed within driving gear shaft (26) and goes up peace within it, the fore paw of thumb wheel pawl (3) is pressed in downwards in the teeth groove of driving gear (30), driving gear (30) and driven gear (31) engagement, passive tooth wheel shaft (82) is positioned on a pair of gripper shoe (67) on described a pair of right brace (69) top from axial activity, described a pair of gripper shoe (67) and tripod are on same plane, and the inboard at described a pair of right brace (69) is attached thereto, driven gear (31) and not end tooth wheel (33) engagement, end tooth wheel shaft (76) axially is not movably connected on the cross bar (75) of each A-frame at two ends, the fixedly connected left brace of one end of each cross bar (75) (74), end is fixedly connected on the right tilted surface bar (69) in addition, end tooth wheel (33) does not mesh with tooth bar (17) or toothed chain bar (50), under perpendicular to end tooth wheel shaft (76) not, pacify roller (25), above the roller (25) toothed chain bar (50), the roller shaft (79) at roller (25) two ends is positioned on the sheer pole (73) of the tripod at its two ends from axial activity, the fixedly connected left brace of one end of sheer pole (73) (74), other holds fixedly connected right brace (69), the moveable hinge (35) that props up the brake control rod (34) of top of the trellis is movably connected in the A-frame top at two ends respectively by support member, brake control rod (34) level is installed, the one end becomes 90 ° to raise up, cooperate with operating handle (1), pacify tripping spring (104) below it, the other end of tripping spring (104) is positioned on apical axis on connecting rod (77), the inclined-plane of the other end cooperates with the inclined-plane of the ratchet connecting rod (64) on pawl bar (68) top, its end rests on the positioning step (65), pawl bar (68) is connected on a pair of brace (69) at two ends by ratchet moveable hinge (27) axle, ratchet (12) on the pawl bar (68) cooperates with driven gear (31), the spring carrier arm (66) on pawl bar (68) top is gone up peace spring (14), and the other end of spring (14) is positioned on the spring carrier arm (81) that is positioned at gripper shoe.

10. the outer counterpart device fast of pinion and-rack pipeline according to claim 1, it is characterized in that: the centring ring of the outer counterpart device fast of fixed rack-and-pinion pipeline is opened by can radially flexibly connecting of forming of an a pair of left side half centring ring (87) and a pair of right side half centring ring (89), close circle, a described a pair of left side half centring ring (87) and a pair of right side half centring ring (89) be with positive pressure plate (88) axially each to connecting into integral body, on positive pressure plate (88), can pacify calibration bolt (18) perpendicular to the axis direction of pipeline, the movable respectively peace a pair of toothed chain bar (50) in the upper end of a described a pair of left side half centring ring (87), the upper end of a pair of right side half centring ring (89) is pacified a pair of gear fastener respectively, a pair of toothed chain bar (50) passes from a pair of gear fastener respectively, and takes turns (33) engagement with the not end tooth in the gear fastener.

11. the outer counterpart device fast of pinion and-rack pipeline according to claim 10, it is characterized in that: above-described each gear fastener is connected with the both sides, upper end of right half centring ring (89) by a pair of A-frame and the interior gear of installing of support is formed, one side of described a pair of A-frame is a pair of left brace (74), its lower end is connected with the top of a pair of right side half centring ring upper end boss (85), another side is an a pair of right brace (69), the postpone external diameter of to the right side half centring ring (89) of its lower end is attached thereto, the top of a pair of A-frame is connected to connecting rod (77) by apical axis, above-mentioned a pair of tripod is parallel to each other, driving gear shaft (26) is on the top that axially is movably connected in described a pair of left brace (74), driving gear shaft (26) is gone up peace driving gear (30), operating handle bearing support (28) inserts from the both sides of driving gear (30), its end is positioned on the driving gear shaft (26), top in operating handle bearing support (28), thumb wheel pawl axle (29) flexibly connects at axial and operating handle bearing support (28), thumb wheel pawl axle (29) is gone up peace thumb wheel pawl (3), in the groove (11) on thumb wheel pawl (3) top, tension spring (2) is enclosed within driving gear shaft (26) and goes up peace within it, the fore paw of thumb wheel pawl (3) is pressed in downwards in the teeth groove of driving gear (30), driving gear (30) and driven gear (31) engagement, passive tooth wheel shaft (82) peace driven gear (31) is from axially being movably connected on the described a pair of right brace (69), driven gear (31) while and not end tooth wheel (33) engagement, end tooth wheel shaft (76) axially is not movably connected on a pair of right side half centring ring upper end boss (85), end tooth wheel (33) does not mesh with toothed chain bar (50), under perpendicular to end tooth wheel shaft (76) not, pacify roller (25), above the roller (25) toothed chain bar (50), the roller shaft (79) at roller (25) two ends is positioned on a pair of right side half centring ring upper end boss (85) at its two ends from axial activity, the moveable hinge (35) that props up the brake control rod (34) of top of the trellis is movably connected in the A-frame top at two ends respectively by support member, brake control rod (34) level is installed, the one end becomes 90 ° to raise up, cooperate with operating handle (1), pacify tripping spring (104) below it, the other end of tripping spring (104) is positioned on apical axis on connecting rod (77), and the fore paw of the ratchet of the other end (12) is pressed in downwards in the teeth groove of driven gear (31).

12. the outer counterpart device fast of pinion and-rack pipeline according to claim 10, it is characterized in that: the lower end of a described a pair of left side half centring ring (87) is open slot (97), the described a pair of right side half centring ring (89) lower end is attachment plug (91), attachment plug (91) can be inserted in the open slot (97) and be cooperated, the assembling shell (98) of a pair of centring ring Automatic Link Establishment is positioned on respectively on open slot (97) side of inboard bottom of a described a pair of left side half centring ring (87), the vertical installation, each end that assembles the braking plug (94) in the shell (98) is connected with connecting rod (103), connecting rod (103) is gone up dress tripping spring (104), helix closed lid (102) is spirally connected with assembling shell (98) and pushes down tripping spring (104), the other end of connecting rod (103) passes from the centre bore of helix closed lid (102) with inclined-plane knob post (95) and is connected, the post inclined-plane of the inclined-plane of inclined-plane knob post (95) and helix closed lid (102) projection coincide and mates, the cylinder outside peace back-moving spring of forming on the inclined-plane knob post (95) and the post inclined-plane of helix closed lid (102) projection (105), one end of back-moving spring (105) is fixed on the helix closed lid (102), the other end is fixed on the inclined-plane knob post (95), inclined-plane knob post (95) is when rotating, its clinohedral rises on the inclined-plane of helix closed lid (102) projection, braking plug (94) withdraws from, promptly eliminate braking, be subjected to the power of back-moving spring (105) simultaneously, the post inclined-plane of the inclined-plane of inclined-plane knob post (95) and helix closed lid (102) projection coincide again, and inclined-plane knob post (95) resets under the active force of back-moving spring (105); 90 ° of the bendings after radially extending a segment distance of the rotary knob rod (101) of inclined-plane knob post (95) side, be connected with the rotary knob rod of another centring ring Automatic Link Establishment on its opposite, go up connection stay cord (99) at rotary knob rod (101), (89) are enclosed in the semidefinite position to the right in semidefinite position circle (87) and a pair of footpath left closing up a pair of footpath, be that attachment plug (91) is inserted open slot (97) when interior, blind hole (13) inside brake that the end of braking plug (94) can be inserted in the attachment plug (91) automatically cooperates, or the blind hole (13) in the attachment plug (91) made groove (10), be the end of long braking plug (96) from the saturating groove (10) of attachment plug (91) across and into open slot (97) in addition in the hole on limit.

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