CN1025635C - Multifunction back-filling machine for pipeline construction - Google Patents
Multifunction back-filling machine for pipeline construction Download PDFInfo
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- CN1025635C CN1025635C CN 92112766 CN92112766A CN1025635C CN 1025635 C CN1025635 C CN 1025635C CN 92112766 CN92112766 CN 92112766 CN 92112766 A CN92112766 A CN 92112766A CN 1025635 C CN1025635 C CN 1025635C
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- shift fork
- axle
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Abstract
The present invention belongs to a device for transporting and loosening soil, which relates to a machine for back filling soil, which is characterized in that a connected pipeline is used as a travelling rack, and soil can be back filled to the middle and the edges on both sides of the pipeline. The present invention is composed of a travelling mechanism, shovel arms, a supporting and balancing mechanism for the shovel arms, an automatic obstacle passing mechanism and an automatic deviation correcting mechanism, wherein the shovel arms are composed of multi-connecting rod mechanisms; when the present invention operates, the left shovel arm and the right shovel arm move up and down and right and left synchronously to drive an iron shovel for back filling soil to synchronously back fill soil to the middle and the edges of a pipeline on both sides of a pipeline body. The automatic deviation correcting mechanism is composed of deviation correcting contact rods which are arranged on the left side and the right side of a bottom disk, a shifting fork, a shifting fork frame and a shifting rod; when the present invention is driven in a deflective direction, the contact rods incline, and the shifting fork rotates to shift the shifting rod in an opposite direction to correct front wheels which are driven in a deflective direction. The machine for back filling soil, which is provided by the present invention, is a necessary machine for various pipeline projects.
Description
The invention belongs to the carrying scarifier attachment, the pipeline that a kind of utilization has connected is the track that travels, and can be simultaneously to the machinery of thoracic cavity, pipeline both sides earth backing.
Current home and abroad pipeline construction ubiquity is managed down after the tubulature, and the place goes back the unreal problem of rammed earth to the pipeline thoracic cavity, has a strong impact on pipeline and workmanship.This type of special equipment is not arranged at present as yet.The U.S., some company's ways of addressing this issue of Australia are to utilize undisturbed soil to make the curved pipe base with special-purpose main equipment in tube seat, and then manage down, but because of region soil texture difference, the restriction of special tubing and equipment price costliness are so range of application is very little.The technology of pipe, back earth backing under China and the overwhelming majority area employing earlier all over the world.Therefore, for many years under the body thoracic cavity earth backing and closely knit be an open question always.
The objective of the invention is to design a kind of machinery that is used for pipeline thoracic cavity earth backing, it and multifunction vibration, oscillation tamping machine are used, an earth backing, and a compacting has solved the also problem of rammed earth of pipeline thoracic cavity.
The present invention realizes like this, design a kind of back-filling machine that can on body, travel, it has a pair of parallel front-wheel and two trailing wheels, respectively be provided with the shovel arm in the chassis and arranged on left and right sides, the shovel arm contains the compound four connecting rod telescopic arms of a special construction, prolongs under the supporting of fulcrum at shovel arm supporting balanced controls, telescopic arm is done upper and lower or left and right symmetrical compound motion simultaneously along connecting axle, realize both sides earth backing simultaneously, swinging mounting in the shovel arm supporting balanced controls, rack wheel and support shaft are formed.In addition, outside front and rear wheel, also set up a steamboat obstacle detouring machinery, be used for the usefulness that back-filling machine is crossed the high platform of the pipeline bell of pipe.
Below in conjunction with drawings and Examples the present invention is further described.
Fig. 1 multifunction back-filling machine for pipeline construction structural representation of the present invention.
Fig. 2 multifunction back-filling machine for pipeline construction of the present invention chassis schematic diagram.
Referring to Fig. 1, Fig. 2, a kind of multifunction back-filling machine for pipeline construction comprises traveling mechanism, shovel arm and spades, it is characterized in that also comprising shovel arm supporting balanced controls and crossing obstacle automatically mechanism, wherein:
Traveling mechanism comprises chassis (1), front fork (2), front-wheel (3), trailing wheel (4), the chassis is provided with worm gear block (5), motor cabinet (6) and shovel jib (7), walking variable speed electric motors, particularly (8) is fixed on the motor cabinet, be connected with worm gear case (10) through Hooks coupling universal coupling (9), driving trailing wheel (4) by duplicate gear (11) rotates, front-wheel (3) is two, is installed in front fork (2) both sides respectively, is connected and fixed by front axle (36).
The band that the shovel arm is made up of left arm bar (15), right arm bar (16), left and right two armed lever bracing frames (17), short connecting rod (18) and long connecting rod (19) prolongs the special four connecting rod telescopic arms of fulcrum, the long connecting rod lower end is provided with shovel frame (20) and spades (21), and armed lever bracing frame (17) is fixed on the shovel jib (7) by shovel arm axle (12).
The above-mentioned left and right symmetry of four connecting rod telescopic arms is contained in the back-filling machine both sides, and it is as follows now to describe its structure from a side.The middle-end trepanning of the top short connecting rod (18) of four connecting rod telescopic arms is connected by connecting axle (22) with armed lever bracing frame (17), and two end trepannings of short connecting rod are connected with right arm bar (16) with long connecting rod (19) by connecting axle (23).Also be provided with a force-limit spring (24) between shovel frame (20) and the telescopic arm, be used to strain the earth backing spades.When running into obstacle such as boulder in the earth backing spades earth backing process, shovel frame (20) retreats automatically, and force-limit spring (24) is elongated, and neither influences back-filling machine this moment and runs well, and again defencive function has been played in earth backing mechanism.
Under the motor cabinet (6) of chassis (1), lay an earth backing gearbox (25), earth backing motor (26) drives outer two intermeshed gear (27) of gearbox, left and right armed lever (15), (16) are contained in respectively on the protruding axle (28) of gear edge, drive left and right shovel arm symmetry and carry out synchronously up and down and left and right sides compound motion when gear rotates, the spades of four connecting rod telescopic arm lower ends of both sides carries out symmetrical earth backing action thereupon.
Shovel arm supporting balanced controls comprise swinging mounting (29), support shaft (30) and rack wheel (31), respectively be equipped with rack wheel (31) at the swinging mounting two ends, swinging mounting (29) links together swinging mounting and armed lever bracing frame (17) quadrature by support shaft (30).When front-wheel on the bellmouth platform, trailing wheel is in bellmouth platform following time, promptly forward and backward rack wheel is not when a plane, swinging mounting is that axle rotates with the support shaft, provides good supporting point for going back the mamoty arm, can keep normal earth backing work when crossing over tube faucet.
The faucet part of bell and spigot pipe has tapering, be horn-like, all there is different diameters each circular section of faucet part, when back-filling machine walks to when becoming big gradually with the horn-like position Guan Jing of bellmouth, along with raising gradually of rack wheel (31) and swinging mounting (29), left and right armed lever bracing frame (17) is a turning point with shovel arm axle (12) also, upwards lifts gradually, this moment, earth backing four connecting rod telescopic arms also extended out gradually, and spades is also stretched down thereupon gradually simultaneously.In like manner, when caliber diminishes, four connecting rod telescopic arms of back-filling machine also with within contract, carry on the spades.Back-filling machine drives to bell of pipe taper seat place like this, and when being operated on the pipeline of different-diameter, the automatic hole enlargement of earth backing mechanism or the undergauge of back-filling machine, also mamoty carry on thereupon also can be automatically or under stretch, the need of work that has adapted to different tube diameters, simultaneously, shovel arm balanced controls no matter be big caliber or little caliber or caliber increase gradually or the circular cone inclined-plane that dwindles on the time, can both be for four connecting rod telescopic arm earth backing mechanisms provide good firm prolongation fulcrum, make and go back mamoty enough strength is arranged.The left and right earth backing of back-filling machine mechanism turns on can be simultaneously when not working, and is beneficial to complete machine and travels on the level land.
Crossing obstacle automatically mechanism comprises steamboat (32), expansion link (33), draws spring (34) and little wheel carrier (35), steamboat is fixed on the expansion link front end, expansion link embeds in the little wheel carrier, in the outside of expansion link and little wheel carrier one extension spring is housed, expansion link is connected with the steamboat frame, and little wheel carrier is enclosed within on front axle (36) or the rear axle (37).When running into the step obstacle, steamboat is obstructed, and expansion link moves in little wheel carrier, and this moment, steamboat contacted with front-wheel, and front-wheel crosses and can surmount obstacles from steamboat.Steamboat forwarded to after the front-wheel thereupon after front-wheel reached step, owing to draw spring (34) to exist, steamboat and front-wheel are thrown off, utilize the frictional damping of little wheel carrier and front axle to make steamboat continue to rotate synchronously with front-wheel, revolve to steamboat around front-wheel and to get back to the front-wheel front again after turning around, return to the cruising state.When trailing wheel runs into the step obstacle, identical with the front-wheel obstacle detouring.
Multifunction back-filling machine for pipeline construction of the present invention also is provided with automatic deviation correction mechanism, by correction feeler lever (38), correction spring (39), shift fork (40), shift fork seat (41), major axis (42) and driving lever (14) are formed, the both sides, feeler lever upper end of wherein rectifying a deviation respectively are equipped with correction spring (39), the other end of correction spring is fixed on the chassis, shift fork is welded on the shift fork seat, be inserted in major axis (42) in the middle of the shift fork seat, the feeler lever of will rectifying a deviation is fastened on the major axis two ends with nut, shift fork (40) is connected by fixed axis (13) with the chassis, shift fork can be along this axle rotation, driving lever (14) one ends are placed in the shift fork groove, and the driving lever other end is fixed on the front fork upper end.When back-filling machine travelled deflection, the correction feeler lever on left and right both sides had feeler lever run-off the straight on one side, made shift fork seat and shift fork rotating certain angle, and shift fork will be stirred the driving lever (14) that is placed in the shift fork groove in the other direction, and its front-wheel deflection as a result is repaired.
Multifunction back-filling machine for pipeline construction of the present invention is a requisite machine in the various large-scale pipeline engineering constructions, it finishes the particularly work of place, armpit angle earth backing of pipeline thoracic cavity easily, the shovel arm can carry out the lifting of horizontal reducing and expansion of caliber and earth backing spades working depth automatically according to different calibers, and satisfy and go back mamoty crescent work track, carry out both sides earth backing simultaneously fast, solved thoracic cavity, pipe both sides, the construction difficult problem of armpit angle place earth backing particularly is for further to managing closely knit the laying the first stone of base.This machine also possesses functions such as crossing obstacle automatically, automatic deviation correction simultaneously.
Claims (5)
1, a kind of multifunction back-filling machine for pipeline construction comprises traveling mechanism, shovel arm and spades, it is characterized in that also comprising shovel arm balanced controls and crossing obstacle automatically mechanism, wherein:
Traveling mechanism comprises chassis (1), front fork (2), front-wheel (3), trailing wheel (4), the chassis is provided with worm gear block (5), motor cabinet (6) and shovel jib (7), walking variable speed electric motors, particularly (8) is fixed on the motor cabinet, be connected with worm gear case (10) through Hooks coupling universal coupling (9), driving trailing wheel (4) by duplicate gear (11) rotates, front-wheel (3) is two, is installed in front fork (2) both sides respectively, is connected and fixed by front axle (36);
The band that the shovel arm is made up of left arm bar (15), right arm bar (16), left and right two armed lever bracing frames (17), short connecting rod (18) and long connecting rod (19) prolongs the special four connecting rod telescopic arms of fulcrum, the long connecting rod lower end is provided with shovel frame (20) and spades (21), and armed lever bracing frame (17) is fixed on the shovel jib (7) by shovel arm axle (12);
Shovel arm supporting balanced controls comprise swinging mounting (29), support shaft (30) and rack wheel (31), respectively be equipped with rack wheel (31) at the swinging mounting two ends, swinging mounting (29) links together swinging mounting and armed lever bracing frame (17) quadrature by support shaft (30);
Crossing obstacle automatically mechanism comprises steamboat (32), expansion link (33), draws spring (34) and little wheel carrier (35), steamboat is fixed on the expansion link front end, expansion link embeds in the little wheel carrier, in the outside of expansion link and little wheel carrier one extension spring is housed, expansion link is connected with the steamboat frame, and little wheel carrier is enclosed within on front axle (36) or the rear axle (37).
2, by the described multifunction back-filling machine for pipeline construction of claim 1, it is characterized in that four connecting rod telescopic arm structures are as follows, the middle-end trepanning of the top short connecting rod (18) of four connecting rod telescopic arms is connected by connecting axle (22) with armed lever bracing frame (17), and two end trepannings of short connecting rod are connected with right arm bar (16) with long connecting rod (19) by connecting axle (23).
3,, it is characterized in that shoveling and also be provided with a force-limit spring (24) between frame (20) and the telescopic arm by the described multifunction back-filling machine for pipeline construction of claim 1.
4, by the described multifunction back-filling machine for pipeline construction of claim 1, it is characterized in that under the motor cabinet (6) of chassis (1), lay an earth backing gearbox (25), earth backing motor (26) drives outer two intermeshed gear (27) of gearbox, left and right armed lever (15), (16) are contained in respectively on the protruding axle (28) of gear edge, drive left and right shovel arm symmetry and carry out synchronously up and down and left and right sides compound motion when gear rotates, the spades of four connecting rod telescopic arm lower ends of both sides carries out symmetrical earth backing action thereupon.
5, by the described multifunction back-filling machine for pipeline construction of claim 1, it is characterized in that automatic deviation correction mechanism is by correction feeler lever (38), correction spring (39), shift fork (40), shift fork seat (41), major axis (42) and driving lever (14) are formed, the both sides, feeler lever upper end of wherein rectifying a deviation respectively are equipped with correction spring (39), the other end of correction spring is fixed on the chassis, shift fork is welded on the shift fork seat, be inserted in major axis (42) in the middle of the shift fork seat, the feeler lever of will rectifying a deviation is fastened on the major axis two ends with nut, shift fork (40) is connected by fixed axis (13) with the chassis, shift fork can be along this axle rotation, driving lever (14) one ends are placed in the shift fork groove, and the driving lever other end is fixed on the front fork upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92112766 CN1025635C (en) | 1992-11-13 | 1992-11-13 | Multifunction back-filling machine for pipeline construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92112766 CN1025635C (en) | 1992-11-13 | 1992-11-13 | Multifunction back-filling machine for pipeline construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1074003A CN1074003A (en) | 1993-07-07 |
| CN1025635C true CN1025635C (en) | 1994-08-10 |
Family
ID=4946102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92112766 Expired - Fee Related CN1025635C (en) | 1992-11-13 | 1992-11-13 | Multifunction back-filling machine for pipeline construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1025635C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111894062B (en) * | 2020-08-12 | 2021-05-11 | 广西钜星建设工程有限公司 | A ditching equipment for ground |
| CN113108122B (en) * | 2021-03-03 | 2023-06-06 | 冯如意 | Lower hanging structure and auxiliary device for mounting landfill type water conservancy pipeline |
-
1992
- 1992-11-13 CN CN 92112766 patent/CN1025635C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1074003A (en) | 1993-07-07 |
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