CN102101454B - Sleeper conveyor truck - Google Patents
Sleeper conveyor truck Download PDFInfo
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- CN102101454B CN102101454B CN200910242868A CN200910242868A CN102101454B CN 102101454 B CN102101454 B CN 102101454B CN 200910242868 A CN200910242868 A CN 200910242868A CN 200910242868 A CN200910242868 A CN 200910242868A CN 102101454 B CN102101454 B CN 102101454B
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- sleeper
- transport trolley
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Abstract
The invention provides a sleeper conveyor truck. The sleeper conveyor truck comprises a running system, a truck body fixedly supported on the running system, a lower supporting structure fixed on the truck body, an upper supporting structure for accommodating sleepers, and an actuating mechanism for actuating the upper supporting structure to rotate around a pivot, wherein, the lower supporting structure is provided with at least one arc trough and the pivot fixed on the lower supporting structure; the upper supporting structure is provided with at least one cylinder fixed thereon, and is supported by the lower supporting structure and can rotate around the pivot; at least one cylinder passes through the at least one arc trough; the at least one arc trough defines a running path of the at least one cylinder; and the at least one cylinder can move between a first position at a starting point and a second position at a finishing point in the running path.
Description
Technical field
The present invention relates to a kind of sleeper transport trolley, especially relate to the switch tie transport trolley that is used for the switch tie after the demoulding is transported warehouse-in.
Background technology
After the prestressed reinforced concrete tie demoulding, need sleeper be hung down from the finished product roller-way, transport out crenel and warehouse-in with the sleeper transport trolley then.When will switch tie being transported out crenel and when putting in storage; Because switch tie length is usually between 2.3～4.8m; If directly switch tie is piled up on the sleeper transport trolley (length direction of switch tie is approximately perpendicular to the length direction of vehicle body in this case); Switch tie will receive out the restriction of crenel width, and promptly switch tie length maybe be greater than the width that goes out crenel.Typically; Need hang down from the finished product roller-way with the switch tie of purlin car after the demoulding; Be placed on the ground pile up into buttress after, and then with this switch tie stacking turn over pile up on the sleeper transport trolley (length direction that is switch tie is roughly parallel with the length direction of vehicle body) after 90 ° thus the sleeper transport trolley can roll out crenel away from.Such flow path efficiency is low, need take plurality of devices and in the process of repeatedly piling up, cause product to knock damage easily.
Summary of the invention
For overcoming existing defective, the present invention provides a kind of sleeper transport trolley, comprises traveling system; Be fixedly supported upon the car body that this traveling is fastened; Be fixed to the lower support structure on the car body, said lower support structure has at least one arc-shaped slot and fixing pivot on it; Be used for placing in the above the upper support structure of sleeper; Said upper support structure has fixing at least one cylinder on it, and this upper support structure is by said lower support structure supporting and can and be used for this upper support structure of start so that it can be around said pivotally supported actuating mechanism around said pivoted.Said at least one cylinder is inserted respectively and is passed said at least one arc-shaped slot; And said at least one arc-shaped slot limits said at least one cylinder travel path separately respectively, and said at least one cylinder can move between the second place of the primary importance of the starting point in its travel path and terminal point.
Characteristic according to sleeper transport trolley of the present invention; Sleeper on the finished product roller-way (especially switch tie) can direct code be put into according to needs on the sleeper transport trolley of the present invention and not repeatedly to be piled up, and the length of sleeper that this transport trolley transported simultaneously can not gone out the restriction of crenel width.
According to a preferred embodiment; Said at least one arc-shaped slot comprises the groove of a pair of 1/4 circular arc; Said at least one cylinder comprises the pair of columns of inserting the groove that passes said a pair of 1/4 circular arc respectively, and wherein, the groove of said a pair of 1/4 circular arc rotates symmetry each other about said pivot.This embodiment has avoided the overbalance of the rotation of upper support structure.
According to further aspect of the present invention, said lower support structure has annular groove and is contained in a plurality of balls in this annular groove, the said upper support structure of said a plurality of ball bearings in the side towards said upper support structure.This mode can make that acting on the structural load of upper support acts on these a plurality of balls equably, and the upper support structure can be rotated with respect to lower support structure at an easy rate.
Another preferred embodiment according to the present invention, said upper support structure has the recess that is used to hold said pivot, and said pivot separates with said recess on its axial direction, thereby avoids the load-bearing load of upper support structure to act directly on the pivot.
The another preferred embodiment according to the present invention; Said actuating mechanism has at least one push rod that can eject and bounce back; Said at least one push rod is connected with said at least one cylinder respectively; Wherein, ejecting of said at least one push rod makes said at least one cylinder move to the said second place from said primary importance, and the retraction of said at least one push rod makes said at least one cylinder move to said primary importance from the said second place.
According to further characteristic, said actuating mechanism comprises hydraulic efficiency gear.
Said traveling is to comprise a plurality of wheel shafts that are connected to car body and be installed in a plurality of wheels on said a plurality of wheel shaft respectively.Preferably; Said wheel shaft only is equipped with wheel at the one of which end; Thereby said wheel shaft is independent axes (each only at one end on wheel is installed) rather than axis (two ends at axle all are equipped with wheel), thereby avoids the influence to the sleeper that this transport trolley transported of road or track irregularity.More preferably, this traveling system also comprises the bearing that is set on the said wheel shaft, is set in bearing carrier ring and the support beam that said car body is captiveed joint with said bearing carrier ring on the said bearing.This has been avoided the load of vehicle directly to act on the wheel shaft, thereby prolongs the service life of wheel shaft effectively.
Preferably, said upper support structure also comprises the locating part of the placement location that is used to limit said sleeper, and this helps piling up of sleeper and transports the stable of sleeper stacking in the process.
Description of drawings
Below, specify embodiments of the invention in conjunction with accompanying drawing, wherein:
Fig. 1 shows an embodiment according to sleeper transport trolley of the present invention;
Fig. 2 shows embodiment shown in Figure 1, wherein shows the actuating mechanism of this embodiment;
Fig. 3 is the cutaway view of getting along Fig. 1 center line A-A;
Fig. 4 shows the part according to the car body of sleeper transport trolley of the present invention;
Fig. 5 is the cutaway view of getting along Fig. 1 center line B-B;
Fig. 6 is the cutaway view of getting along Fig. 1 center line C-C;
Fig. 7 shows the lower support structure according to sleeper transport trolley of the present invention.
The specific embodiment
It will be appreciated by those skilled in the art that it is in order the preferred embodiment according to sleeper transport trolley 10 of the present invention to be shown, not to plan to limit the invention to embodiment shown in the drawings that accompanying drawing is provided.In addition, accompanying drawing needn't be drawn in strict accordance with ratio, size and corresponding relation.On the contrary, in order clearly to describe the present invention, part accompanying drawing or some characteristic is exaggerated, omission, transparence or dissect.
Fig. 1 to Fig. 3 shows the total structure according to the preferred embodiment of sleeper transport trolley 10 of the present invention.Will describe ground in detail like hereinafter, it is 60 that sleeper transport trolley 10 according to the present invention has traveling, be fixedly supported upon the car body 20 that this traveling fastens, the actuating mechanism 50 that is rotatably supported in the upper support structure 40 on this car body and this upper support structure is rotated.This upper support structure 40 is used for placing in the above the sleeper (not shown).This sleeper transport trolley 10 also comprises lower support structure 30.
Continuation at length shows car body 20 with reference to figure 1 and Fig. 2.Car body 20 presents the structure of rectangle frame generally, and has first curb girder 21, the second side fine strain of millet 22, front-axle beam 23 and the back rest 24.Do not constitute restrictedly, the first side fine strain of millet 21 for example has the box-shaped steel 27 and a plurality of No. 14 channel members 28 of two 4.44m, and these a plurality of No. 14 channel members 28 are placed between this two box-shapeds steel 27 and they are connected fixing.For example, 4 No. 14 channel member 28 end wises are arranged between this two box-shapeds steel 27 and with their welding at interval 1m and fix.The second side fine strain of millet 22 also can likewise construct.Said box-shaped steel 27 for example can be formed by 2 No. 22 channel-section steel butt welding.Similarly, the front-axle beam 23 and the back rest 24 also can comprise the box-shaped steel of the different length with like configurations.For example, the back rest 24 comprises the box-shaped steel of a 1.96m, and shown in Fig. 4 (No. 14 channel member is not shown), connects fixing through being weldingly connected with the first and second side fine strains of millet.Car body is so constructed and is made this sleeper transport trolley 10 can bear very big load, but it is understandable that those skilled in the art can design car body according to possible load, or utilize the existing car body that meets load request.Said car body 20 also comprises and is used for the pull bar 26 that is connected with front and back vehicle or towing vehicle.Schematically illustrated like Fig. 1 and Fig. 2, car body 20 has former and later two pull bars 26.As shown in Figure 5, between the said first side fine strain of millet 21 and the second side fine strain of millet 22, reinforced plate 29 can be set, to reinforce the bulk strength of car body 20.
Fig. 1 also shows the upside structure of upper support structure 40.In Fig. 1, upper support structure 40 has upper bearing plate 41.This upper bearing plate 41 for example can be the load-bearing steel plate.In the illustrated embodiment, this upper bearing plate 41 rectangle load-bearing steel plate that is 2640 * 2000 * 30mm (length).Upper support structure 41 also has the convexity 43 that is arranged on this upper bearing plate 41.In the illustrated embodiment, be provided with two said protruding 43, and said protruding 43 length directions along this sleeper transport trolley 10 are welded on the said upper bearing plate 41 in parallel to each other.Being provided with said protruding 43 is that the mechanism that is used to pile up the sleeper stacking for ease removes from this upper support structure after having piled up sleeper.Said protruding 43 in order to reinforce, can a plurality of strengthening ribs 44 be set along said protruding 43 both sides.Near the edge that is adjacent to front-axle beam 21 on the said upper bearing plate, stop part is set also, this stop part be used for limiting sleeper stacking the front position and prevent that sleeper is stacked in and transport the process displacement even collapse.In an illustrated embodiment, stop part comprises that being arranged to shown in Fig. 1 and 3 is respectively adjacent in the backstop steel pipe 47 of an end of two convexities 43.This backstop steel pipe 47 for example has the external diameter of 90mm and wall thickness and the high 1.8m of 10mm, thereby allows on upper support structure 40, to place the sleeper stacking of 6 floor heights.With preceding text similarly, also can brace panel 48 be set in abutting connection with this said backstop steel pipe 47.
Refer now to Fig. 3 and Fig. 7 and describe lower support structure 30 according to an embodiment of sleeper transport trolley of the present invention, and the interrelation of this lower support structure 30 and upper support structure 40.With the upper support structure similar, lower support structure 30 has lower support plate 31.This lower support plate 31 for example can have same configuration and the size with upper bearing plate mentioned above 41.As shown in Figure 3, this lower support plate 31 is fastened on the car body 20 through fastener 38.It will be appreciated by those skilled in the art that and to adopt the known suitable tightening technology of any prior art that this lower support plate 31 is fastened to car body 20.Lower support structure 30 has the cylindric pivot 32 that is fixed on this lower support plate 31.This pivot 32 is positioned at lower support plate 31 on a side of upper bearing plate 41, and stretches in the corresponding recess 42 that forms in the upper bearing plate 41, thereby upper support structure 40 can be around these pivot 32 rotations.Said recess 42 has the diameter identical or approximate with said pivot 32.Said as shown in Figure 3, said pivot 32 is spaced apart with said recess on its axis direction, thereby the bearing load of upper support structure 40 does not act on the said pivot 32.That is to say that said pivot 32 does not bear axial force, only in upper support structure 40 rotating process, bear thrust or the rotating torque that is the shearing force form, thereby prolonged the life-span of said pivot.Lower support structure 30 also has annular groove 33 in lower support plate 31 on a side of upper bearing plate 41.In the illustrated embodiment, said annular groove 33 is formed by the space between the donut convexity of two different sizes.This lower support structure 30 also has a plurality of balls 34 that are contained in this annular groove 33.Said ball 34 is preferably steel ball.Between said annular groove and ball, be applied with lubricating oil.Preferably, said annular groove 33 and ball 34 are arranged to ball 34 and can in annular groove 33, freely roll but minimized between the ball 34 or the bump between ball 34 and the annular groove 33.Thereby said ball 34 is used to support upper bearing plate 41 supporting upper support structures.This configuration of last lower support structure is similar to existing ball bearing of main shaft.Therefore, upper support structure 40 can be rotated around pivot 32 under very little frictional resistance, and upper support structure 40 can be supported by lower support structure 30 again well.In addition, those skilled in the art will be appreciated that the diameter of ball 34 should be bigger than the height of the convexity that forms annular groove 33.In addition, as shown in Figure 1, car body 20 also has the fastening block 25 that is provided with along the part edge of lower support plate 31, and said fastening block 25 plays the effect of when upper support structure 40 is rotated with respect to lower support structure 30, further reinforcing lower support structure 30.
Fig. 2, Fig. 3, Fig. 6 show said actuating mechanism 50.Shown in exemplary embodiment in, actuating mechanism 50 comprises motor 51, Hydraulic Pump 52, the first pressure fluid circuit 53, the second pressure fluid circuit 54, first push rod 55 and second push rod 56.Said motor 51 is used to control said Hydraulic Pump 52.Said Hydraulic Pump 52 is used for respectively drawing back from this first push rod 55 and second push rod 56 to first push rod 55 and second push rod 56 or with pressure fluid through the first pressure fluid circuit 53 and the second pressure fluid circuit, 54 supply pressure fluids.Said first push rod 55 is connected with the first push rod pivot block 57 on being fixed on car body 20 pivotly.Said second push rod 56 is connected with the second push rod pivot block 58 on being fixed on car body 20 pivotly.Said pressure fluid for example is a hydraulic oil.
Like Fig. 3 and shown in Figure 7, said upper support structure 40 also has first cylinder 45 and second cylinder 46 that fixes with upper bearing plate 41.Said lower support structure 30 also has first groove 35 and second groove 36 of arc of the travel path 76 of the travel path 75 that limits first cylinder 45 respectively and second cylinder 46.It is understandable that the groove of said arc is concentric with said pivot.This first cylinder 45 is inserted to pass first groove 35 that is complementary with it and pivot with first push rod 55 and is connected, thereby the motion of this first cylinder 45 in its travel path 75 is the rotation around pivot 32; This second cylinder 46 is inserted to pass second groove 36 that is complementary with it and pivot with second push rod 56 and is connected, thereby the motion of this second cylinder 46 in its travel path 76 is the rotation around pivot 32.As shown in the figure, said first groove 35 and second groove 36 for example can be the groove of 1/4 circular arc.Said groove is that the groove of 1/4 circular arc is preferred; Just in time make the upper support structure rotate 90 ° because said cylinder moves to the second place from primary importance in this is the travel path that groove limited of 1/4 circular arc, it will be appreciated by one of skill in the art that sleeper stacking when the upper support structure is rotated 90 ° is just in time paralleled by the length direction that the length direction transverse to vehicle body is transformed into vehicle body.As shown in the figure, first groove 35 and second groove 36 are symmetrical about pivot 32 rotations, thereby can the shearing force (thrust) of equilibrium activity on pivot 32.
When upper support structure 40 is positioned at its initial position (as shown in Figure 2) (when for example piling up the sleeper stacking); Said first cylinder 45 is arranged in the primary importance 71 of starting point of first cylinder of its travel path 75, and said second cylinder 46 is arranged in the primary importance 72 of starting point of second cylinder of its travel path 76.Position (not shown) between upper support structure 40 need turn to wherein is so that the sleeper transport trolley can be when going out crenel; The operator can operating electrical machines 51 with operation Hydraulic Pump 52 make its pumping pressure fluid respectively to first push rod 55 and second push rod 56 so that they eject; Thereby ejecting of first push rod 55 makes cylinder 45 first path 75, edge in first groove 35 of arc of winning move to the second place 73 of first cylinder from the primary importance 71 of first cylinder; And ejecting of second push rod 56 makes second cylinder 46, second path 76, edge in second groove 36 of arc move to the second place 74 of second cylinder from the primary importance 72 of second cylinder, so makes upper support structure 40 turn over about 90 ° along a direction (as shown being anticlockwise direction).When upper support structure 40 need the position (not shown) be back to its initial position between wherein; Can draw back hydraulic fluid so that their bounce back with operation Hydraulic Pump 52 from first push rod 55 and second push rod 56 by operating electrical machines 51; Thereby the retraction of first push rod 55 makes cylinder 45 first path 75, edge in first groove 35 of arc of winning move to the primary importance 71 of first cylinder from the second place 73 of first cylinder; And the retraction of second push rod 56 makes second cylinder 46, second path 76, edge in second groove 36 of arc move to the primary importance 72 of second cylinder from the second place 74 of second cylinder, so makes upper support structure 40 along turning over about 90 ° with direction in the opposite direction (for example clockwise direction) mentioned above.
Have the start upper support structure that ejects and bounce back that push rod also leans on push rod although preceding text have been described actuating mechanism, it is understandable that actuating mechanism also can adopt alternate manner start upper support structure, for example through connecting rod mechanism or gear drive.In addition, although described actuating mechanism is a hydraulic efficiency gear, also can be other devices.Although above-described upper support structure can be rotated in 90 ° scope; But it is understandable that the upper support structure can rotate in greater or lesser scope, as long as the upper support structure can forward the position that the sleeper transport trolley can transport out sleeper crenel to.In addition, cylinder shown in the figure from the motion of primary importance to the second place for to rotate counterclockwise around pivot, but also can be arranged so that cylinder from the motion of primary importance to the second place for to clockwise rotate around pivot.Just because of upper support structure 40 can so be rotated; Thereby sleeper can directly take off and pile up according on the sleeper transport trolley of the present invention from the finished product roller-way without turning; And can be through rotating upper support structure 40, this sleeper transport trolley can be at an easy rate through going out crenel.
It is 60 that Fig. 2 and Fig. 3 also show traveling according to the present invention.In the illustrated embodiment, traveling is 60 to comprise 4 wheel shafts 61 that are connected to car body and be installed in 4 wheels 62 on these 4 wheel shafts 61 respectively.These 4 wheel shafts all only are equipped with wheel at the one of which end, that is to say that it is not axis that these wheel shafts are independent axes, thereby have avoided the influence of track irregularity.This traveling system also comprises the bearing 63 that is set on the said wheel shaft, be set on the said bearing 63 bearing carrier ring 64 and the support beam 65 that said car body is captiveed joint with said bearing carrier ring, avoided the load of vehicle directly to act on the wheel shaft.
Thus, those skilled in the art it will be appreciated that also the present invention can be applied on the existing sleeper transport trolley at an easy rate, and only needs existing sleeper transport trolley is carried out very little change.
Below also will describe and use sleeper transport trolley according to the present invention, comprise: sleeper is piled up on the upper support structure of this sleeper transport trolley the method that sleeper transports warehouse-in; This actuating mechanism makes this upper support structure turn to a position, thereby makes that the sleeper transport trolley of piling up sleeper can be through going out crenel; Making this sleeper transport trolley roll this away from goes out crenel and sleeper is put in storage.Preferably, this actuating mechanism makes this upper support structure turn to a position to comprise that this actuating mechanism turns to this upper support structure to rotate from initial position 90 ° position.
Described according to a plurality of embodiment of the present invention, but those skilled in the art can change according to the embodiment that institute according to the present invention describes and illustrates, modification and improvement and do not deviate from the spirit and scope of the present invention at present.In addition, each characteristic in the various embodiments of the present invention can exchange, combines or be equal to alternative and still fall into scope of the present invention and spirit.Scope of the present invention and spirit are only appending claims and be equal to and limit.
Claims (9)
1. sleeper transport trolley, it comprises:
Traveling system;
Be fixedly supported upon the car body that this traveling is fastened;
Be fixed to the lower support structure on the car body, lower support structure has at least one arc-shaped slot and the pivot that is fixed to this lower support structure;
Be used for placing the upper support structure of sleeper in the above, said upper support structure has at least one cylinder that is fixed to this upper support structure, and said upper support structure is supported by said lower support structure and can be around said pivoted;
Be used for this upper support structure of start so that it can be around said pivotally supported actuating mechanism;
Wherein, Said at least one cylinder is inserted respectively and is passed said at least one arc-shaped slot; And said at least one arc-shaped slot limits said at least one cylinder travel path separately respectively, and said at least one cylinder can move between the second place of the primary importance of the starting point in its travel path and terminal point.
2. sleeper transport trolley according to claim 1; It is characterized in that; Said at least one arc-shaped slot comprises the groove of a pair of 1/4 circular arc; Said at least one cylinder comprises the pair of columns of inserting the groove that passes said a pair of 1/4 circular arc respectively, and wherein, the groove of said a pair of 1/4 circular arc rotates symmetry each other about said pivot.
3. sleeper transport trolley according to claim 1 is characterized in that, said lower support structure has annular groove and is contained in a plurality of balls in this annular groove, the said upper support structure of said a plurality of ball bearings in the side towards said upper support structure.
4. sleeper transport trolley according to claim 1 is characterized in that, said upper support structure has the recess that is used to hold said pivot, and said pivot separates with said recess on its axial direction.
5. sleeper transport trolley according to claim 1; It is characterized in that; Said actuating mechanism has at least one push rod that can eject and bounce back, and said at least one push rod is connected with said at least one cylinder respectively, wherein; Ejecting of said at least one push rod makes said at least one cylinder move to the said second place from said primary importance, and the retraction of said at least one push rod makes said at least one cylinder move to said primary importance from the said second place.
6. sleeper transport trolley according to claim 5 is characterized in that said actuating mechanism comprises hydraulic efficiency gear.
7. sleeper transport trolley according to claim 1 is characterized in that, said traveling is to comprise a plurality of wheel shafts that are connected to car body and be installed in a plurality of wheels on said a plurality of wheel shaft respectively, and wherein said wheel shaft only is equipped with wheel at the one of which end.
8. sleeper transport trolley according to claim 7 is characterized in that, this traveling system also comprises the bearing that is set on the said wheel shaft, is set in bearing carrier ring and the support beam that said car body is captiveed joint with said bearing carrier ring on the said bearing.
9. sleeper transport trolley according to claim 1 is characterized in that, said upper support structure also comprises the locating part of the placement location that is used to limit said sleeper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910242868A CN102101454B (en) | 2009-12-18 | 2009-12-18 | Sleeper conveyor truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910242868A CN102101454B (en) | 2009-12-18 | 2009-12-18 | Sleeper conveyor truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102101454A CN102101454A (en) | 2011-06-22 |
| CN102101454B true CN102101454B (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910242868A Active CN102101454B (en) | 2009-12-18 | 2009-12-18 | Sleeper conveyor truck |
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| CN (1) | CN102101454B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3779399A (en) * | 1971-12-30 | 1973-12-18 | Kayaba Industry Co Ltd | Adjusting mechanism of removing heavy article |
| US4474519A (en) * | 1981-08-28 | 1984-10-02 | Khirwadkar Prabhakar R | Vehicle for heavy loads |
| CN101522509A (en) * | 2006-08-18 | 2009-09-02 | Cph设计股份公司 | A cart for transport and storage of items |
| CN201597505U (en) * | 2009-12-18 | 2010-10-06 | 北京中铁房山桥梁有限公司 | Railway sleeper transport vehicle |
-
2009
- 2009-12-18 CN CN200910242868A patent/CN102101454B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3779399A (en) * | 1971-12-30 | 1973-12-18 | Kayaba Industry Co Ltd | Adjusting mechanism of removing heavy article |
| US4474519A (en) * | 1981-08-28 | 1984-10-02 | Khirwadkar Prabhakar R | Vehicle for heavy loads |
| CN101522509A (en) * | 2006-08-18 | 2009-09-02 | Cph设计股份公司 | A cart for transport and storage of items |
| CN201597505U (en) * | 2009-12-18 | 2010-10-06 | 北京中铁房山桥梁有限公司 | Railway sleeper transport vehicle |
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| CN102101454A (en) | 2011-06-22 |
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