CN203049459U - Pushing trolley - Google Patents
Pushing trolley Download PDFInfo
- Publication number
- CN203049459U CN203049459U CN 201220633505 CN201220633505U CN203049459U CN 203049459 U CN203049459 U CN 203049459U CN 201220633505 CN201220633505 CN 201220633505 CN 201220633505 U CN201220633505 U CN 201220633505U CN 203049459 U CN203049459 U CN 203049459U
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- China
- Prior art keywords
- dolly
- oil cylinder
- vertical shift
- base
- pin
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- Withdrawn - After Issue
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Abstract
The utility model relates to a pushing trolley. The pushing trolley comprises a trolley base, a plurality of connecting frame bodies, a hydraulic control system, an adjusting frame, an oil cylinder A, a horizontal moving device, a slope adjusting device and a vertical moving device, wherein the connecting frame bodies and the hydraulic control system are arranged above the trolley base; the adjusting frame is vertically arranged on the connecting frame bodies in a sliding way; the oil cylinder A is vertically arranged on the trolley base; the horizontal moving device makes the trolley base move horizontally relative to a bracket beam; the slope adjusting device is arranged on the adjusting frame; the vertical moving device is arranged on the trolley base and makes a main beam move vertically; and the oil cylinder A is connected with the hydraulic control system. Under the action of the horizontal moving device and the vertical moving device, the pushing trolley can drive the main beam to move horizontally or vertically; and the oil cylinder A can push the adjusting frame upwards to realize the lifting of the main beam. Because the slope adjusting device is arranged on the adjusting frame, the slopes of a front pushing trolley and a back pushing trolley can be consistent by the slope adjusting device; the unbalance loading caused by moving a bracket bearing system of a mould base erecting machine is avoided; and the unfavorable working condition of statically indeterminate generated in vertical walking is avoided.
Description
Technical field
The utility model relates to a kind of parts of mobile formwork bridge fabrication machine, is specifically related to a kind of propelling dolly.
Background technology
In recent years, along with the continuous growth of highway in China, high speed railway construction scale, downstriker, the non-self-propelled moveable formwork bridge fabrication machine of upstriker since last century the nineties obtained using widely in the bridge construction construction at home.The non-self-propelled moveable formwork bridge fabrication machine of downstriker wherein, for adapting to the construction needs of various bridge types, the support system of its underpart has also had multiple design form such as bracket, mainly contain the trigonometric expression bracket, box bracket, truss such as is combined at several forms with the box bracket of steel, the two kinds of forms in back are because it is simple in structure, stressed clear, not be used in the characteristics of reserving hole on the pier shaft, extensively adopted by Construction unit, but because its conduction to top stress system power requires than higher, it is relatively poor to bear the unbalance loading ability than the trigonometric expression bracket, and the propelling dolly that designs both at home and abroad at present, most hydraulic jack independent bearings that adopt, exist the unbalance loading problem very general, in the walking process construction, need pad repeatedly, proofread and correct the gradient, operation easier is big, poor accuracy, the existence of this factor is very big to its Safety Effect.Especially work as cast-in-situ concrete case beam longitudinal gradient greater than under 2% operating mode, if front and back advance the gradient of the sliding beam of dolly inconsistent, can cause its bracket beam unbalance loading excessive very big to its resistance to overturning, Safety Effect, even produce hyperstatic unfavorable operating mode in the walking that brings, very unfavorable to mobile formwork bridge fabrication machine vertical shift walking construction.
Summary of the invention
The utility model provides a kind of propelling dolly of avoiding unbalance loading can regulate the sliding beam gradient in order to overcome the deficiency of above technology.
The technical scheme that its technical problem that overcomes the utility model adopts is:
This propelling dolly, the some connection support bodys that comprise the dolly base, are installed on dolly base top with hydraulic control system, slide up and down install be connected support body on adjusting bracket, vertically be installed on oil cylinder A on the dolly base, make the dolly base with respect to the Traverse Displacement Unit of the horizontal movement of bracket beam, be arranged at slope conditioning on the adjusting bracket, be installed on the longitudinal-moving device that on the dolly base girder is vertically moved, described oil cylinder A is connected in hydraulic control system.
Above-mentioned Traverse Displacement Unit comprises that level respectively is installed on the cross moving track in the bracket beam outside, the traversing promotion frame, two that are individually fixed in dolly base both sides rotatable sideslip oil cylinder and the rotatable traversing promotion frame that is installed on the sideslip oil cylinder piston rod that is installed on the dolly base respectively, shown in traversing promotion frame lower end pin joint be fixed on the cross moving track, described dolly base by be installed on its below both sides buckle can laterally be slidingly fixed on the dolly base.
Above-mentioned slope conditioning comprises by fixed pin shaft and rotary pin shaft and is installed on sliding beam on the adjusting bracket, is arranged at sliding beam adjusted bolt and set bolt that the bolt end of described adjusting bolt and set bolt is resisted against on the adjusting bracket.
The vertical shift that above-mentioned longitudinal-moving device comprises propulsive mechanism, be installed on the propulsive mechanism below promote frame, rotatable be installed on vertical shift oil cylinder on the dolly base, by rotating shaft rotatable be installed on vertical shift promote in the frame the sour jujube piece, be arranged at pin-and-hole A and pin-and-hole B that vertical shift promotes the frame below, the piston rod of described vertical shift oil cylinder is rotatable to be installed on the vertical shift promotion frame, described pin-and-hole A and pin-and-hole B lay respectively at sour jujube piece bottom two side positions, described sour jujube piece top is provided with the claw of protrusion, and a plurality of spaced holes in the vertical are set on the bottom surface of described propulsive mechanism.
In order to reduce friction, on the above-mentioned sliding beam polyfluortetraethylene plate is installed.
In order to prevent that the vertical shift walking from horizontal off normal the time taking place, the external side of above-mentioned link is provided with the cross spacing device that horizontal off normal takes place for when preventing vertical shift propulsive mechanism.
In order to improve stability under loading, above-mentioned each connects support body and is connected as a single entity by connecting rod.
In order to guarantee the support hydraulic pressure cylinder piston rod in the safety of stretching out under the operating mode of bearing load, above-mentioned oil cylinder A is the self-locking hydraulic jack.
The beneficial effects of the utility model are: under the effect of Traverse Displacement Unit and longitudinal-moving device, can make to advance dolly to drive girder laterally or vertically move, thereby oil cylinder A can upwards promote the lifting that adjusting bracket is realized girder.Owing on the adjusting bracket slope conditioning is installed, advance the gradient unanimity of dolly before and after can making by slope conditioning, avoid mobile formwork bridge fabrication machine bracket bearing system unbalance loading to occur, avoid in the vertical shift walking hyperstatic unfavorable operating mode taking place.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is left TV structure schematic diagram of the present utility model;
Fig. 3 is the local structure for amplifying schematic diagram of the A among Fig. 1;
Fig. 4 is the local structure for amplifying schematic diagram of the B among Fig. 1;
Fig. 5 is the local structure for amplifying schematic diagram of the C among Fig. 1;
Fig. 6 is the structural representation (upward view) of the part 20 among Fig. 5;
Fig. 7 is the structural representation (left view) of the part 20 among Fig. 5
Among the figure, 1. vertical shift promotes frame 2. vertical shift oil cylinders 3. sliding beam 4. traversing promotion frame 5. cross moving tracks 6. connection support bodys 7. adjusting brackets 8. self-locking hydraulic jacks 9. hydraulic control systems 10. cross spacing devices 11. tetrafluoroethene plates 12. connecting rods 13. bracket beams 14. sideslip oil cylinders 15. and regulates bolts 16. set bolts 17. fixed pin shafts 18. rotary pin shafts 19. buckles 20. propulsive mechanisms 21. holes, 22. sour jujube pieces, 23. rotating shafts 24. pin-and-hole A 25. pin-and-hole B 26. dolly bases.
The specific embodiment
Be described further below in conjunction with accompanying drawing 1 to 7 pairs of the utility model of accompanying drawing.
This propelling dolly, the some connection support bodys 6 that comprise dolly base 26, are installed on dolly base 26 tops with hydraulic control system 9, slide up and down install with is connected support body 6 on adjusting bracket 7, vertically be installed on oil cylinder A on the dolly base 26, make dolly base 26 with respect to the Traverse Displacement Units of bracket beam 13 horizontal movements, be arranged at slope conditioning on the adjusting bracket 7, be installed on the longitudinal-moving device that on the dolly base 26 girder is vertically moved, described oil cylinder A is connected in hydraulic control system 9.Under the effect of Traverse Displacement Unit and longitudinal-moving device, can make to advance dolly to drive girder laterally or vertically move, thereby oil cylinder A can upwards promote the lifting that adjusting bracket is realized girder.Owing on the adjusting bracket slope conditioning is installed, advance the gradient unanimity of dolly before and after can making by slope conditioning, avoid mobile formwork bridge fabrication machine bracket bearing system unbalance loading to occur, avoid in the vertical shift walking hyperstatic unfavorable operating mode taking place.
Above-mentioned Traverse Displacement Unit comprises that level respectively is installed on the cross moving track 5 in bracket beam 13 outsides, the traversing promotion frame 4, two that are individually fixed in dolly base 26 both sides rotatable sideslip oil cylinder 14 and the rotatable traversing promotion frame 4 that is installed on sideslip oil cylinder 14 piston rods that is installed on dolly base 26 respectively, shown in traversing promotion frame 4 lower end pin joints be fixed on the cross moving track 5, described dolly base 26 by be installed on its below both sides buckle 19 can laterally be slidingly fixed on the dolly base 5.Under the promotion of sideslip oil cylinder 14, dolly base 26 can be realized realizing with respect to bracket beam 27 laterally mobile.
Above-mentioned slope conditioning comprises by fixed pin shaft 17 and rotary pin shaft 18 and is installed on sliding beam 3 on the adjusting bracket 7, is arranged at sliding beam 3 adjusted bolts 15 and set bolt 16 that the bolt end of described adjusting bolt 15 and set bolt 16 is resisted against on the adjusting bracket 7.When needs are regulated the gradient of sliding beam 3, extract fixed pin shaft 17 earlier, unclamp set bolt 16, because this moment, sliding beam was rotating fulcrum with rotary pin shaft 18, therefore regulates bolt 15 by turn and just can realize that sliding beam 3 is with respect to the angle adjustment of adjusting bracket 7.Plug fixed pin shaft 17 and fastening set bolt 16 after adjustment finishes and to realize locking.Simple and fast easy to adjust.
Above-mentioned longitudinal-moving device comprises propulsive mechanism 20, be installed on the vertical shift oil cylinder 2 on the dolly base 26, the rotatable vertical shift that is installed on the propulsive mechanism 20 promotes frame 1, by the rotating shaft 23 rotatable sour jujube pieces 22 that are installed in the vertical shift promotion frame 1, be arranged at vertical shift and promote pin-and-hole A 24 and the pin-and-hole B 25 of frame 1 below, the piston rod of described vertical shift oil cylinder 12 is rotatable to be installed on the vertical shift promotion frame 1, described pin-and-hole A 24 and pin-and-hole B 25 lay respectively at sour jujube piece 22 bottoms two side positions, described sour jujube piece 22 tops are provided with the claw of protrusion, and a plurality of spaced holes 21 in the vertical are set on the bottom surface of described propulsive mechanism 20.As accompanying drawing 5, accompanying drawing 6, shown in the accompanying drawing 7, when need vertical shift oil cylinder 2 promotes girder vertical shift walking, in the pin-and-hole B 25 of sour jujube piece 22 front lower places, plug pin, 2 withdrawals of vertical shift oil cylinder, when vertical shift promotion frame 1 retreats along with 2 withdrawals of vertical shift oil cylinder, because not having the pin constraint in sour jujube piece 22 back lower places, after claw on the sour jujube piece 22 touches and just advances enough 20 can with this put be the point of rotation turn clockwise will be from the hole 21 li deviate from, it is mobile at propulsive mechanism 20 not hinder sour jujube piece 22, and moves to the correspondence position in the next hole 21 of next propulsive mechanism 20 along with the retraction of vertical shift oil cylinder 12.Claw on the sour jujube piece 22 also enters in the next hole of propulsive mechanism 20 at this moment, driving vertical shift oil cylinder 2 by hydraulic control system 9 then stretches out, because there is the pin constraint sour jujube piece 22 front lower places, the hole 21 interior realizations of stretching out gradually along with vertical shift oil cylinder 2 that the claw of sour jujube piece 22 can be stuck in propulsive mechanism 20 are pushing away propulsive mechanism 20 vertical shifts walking.When vertical shift oil cylinder 2 finish once stretch out actuating length after, commutation withdrawal action then, action realizes driving girder vertical shifts walking by vertical shift oil cylinder 2 and so forth.When needs vertical shift when walking backward, extract pin among the pin-and-hole B 25 and be inserted among the pin-and-hole A 24 and get final product.
On the above-mentioned sliding beam 6 polyfluortetraethylene plate 11 is installed.Between sliding beam 6 and propulsive mechanism 20, polyfluortetraethylene plate 11 is installed and is reduced frictional resistance, increase the application life of this propelling dolly.
Above-mentioned connection support body 6 arranged outside are useful on the cross spacing device 10 of the horizontal off normal of propulsive mechanism 20 generations when preventing vertical shift.Walking crosswise stopping means 10 can be spacing in the horizontal with propulsive mechanism 20, prevents from taking place when vertical shift is walked the phenomenon that off normal causes derailing.
Above-mentioned each connects support body 6 and is connected as a single entity by connecting rod 12.The elder brother connects support body 6 and is connected as a single entity, and effectively raises intensity and rigidity, makes to be subjected to force mechanisms more stable.
Above-mentioned oil cylinder A is self-locking hydraulic jack 8.Self-locking hydraulic jack 8 can self-locking make its maintenance motionless when piston rod stretches out, has further improved safety.
Claims (8)
1. propelling dolly, it is characterized in that: comprise dolly base (26), be installed on some connection support bodys (6) and the hydraulic control system (9) of dolly base (26) top, adjusting bracket (7) on sliding up and down installation and being connected support body (6), vertically be installed on the oil cylinder A on the dolly base (26), make dolly base (26) with respect to the horizontal mobile Traverse Displacement Unit of bracket beam (13), be arranged at the slope conditioning on the adjusting bracket (7), be installed on the longitudinal-moving device that on the dolly base (26) girder is vertically moved, described oil cylinder A is connected in hydraulic control system (9).
2. propelling dolly according to claim 1, it is characterized in that: described Traverse Displacement Unit comprises that level respectively is installed on the cross moving track (5) in bracket beam (13) outside, be individually fixed in the traversing promotion frame (4) of dolly base (26) both sides, two turn sideslip oil cylinder (14) and the rotatable traversing promotion frame (4) that is installed on sideslip oil cylinder (14) piston rod that is installed on dolly base (26) respectively, shown in traversing promotion frame (4) lower end pin joint be fixed on the cross moving track (5), described dolly base (26) by be installed on its below both sides buckle (19) can laterally be slidingly fixed on the dolly base (5).
3. propelling dolly according to claim 1, it is characterized in that: described slope conditioning comprises by fixed pin shaft (17) and rotary pin shaft (18) and is installed on sliding beam (3) on the adjusting bracket (7), is arranged at sliding beam (3) adjusted bolt (15) and set bolt (16) that the bolt end of described adjusting bolt (15) and set bolt (16) is resisted against on the adjusting bracket (7).
4. propelling dolly according to claim 1, it is characterized in that: described longitudinal-moving device comprises propulsive mechanism (20), the vertical shift that is installed on propulsive mechanism (20) below promotes frame (1), the rotatable vertical shift oil cylinder (2) that is installed on the dolly base (26), by the rotatable sour jujube piece (22) that is installed in the vertical shift promotion frame (1) of rotating shaft (23), be arranged at vertical shift and promote the pin-and-hole A(24 of frame (1) below) and pin-and-hole B(25), the piston rod of described vertical shift oil cylinder (12) is rotatable to be installed on the vertical shift promotion frame (1), described pin-and-hole A(24) and pin-and-hole B(25) lay respectively at sour jujube piece (22) bottom two side positions, described sour jujube piece (22) top is provided with the claw of protrusion, and a plurality of spaced holes in the vertical (21) are set on the bottom surface of described propulsive mechanism (20).
5. propelling dolly according to claim 3 is characterized in that: polyfluortetraethylene plate (11) is installed on the described sliding beam (6).
6. propelling dolly according to claim 4 is characterized in that: described connection support body (6) arranged outside is useful on the cross spacing device (10) that horizontal off normal takes place propulsive mechanism when preventing vertical shift (20).
7. according to any described propelling dolly in the claim 1 to 6, it is characterized in that: described each connects support body (6) and is connected as a single entity by connecting rod (12).
8. propelling dolly according to claim 7, it is characterized in that: described oil cylinder A is self-locking hydraulic jack (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220633505 CN203049459U (en) | 2012-11-27 | 2012-11-27 | Pushing trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220633505 CN203049459U (en) | 2012-11-27 | 2012-11-27 | Pushing trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203049459U true CN203049459U (en) | 2013-07-10 |
Family
ID=48732430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220633505 Withdrawn - After Issue CN203049459U (en) | 2012-11-27 | 2012-11-27 | Pushing trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203049459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953340A (en) * | 2012-11-27 | 2013-03-06 | 山东省路桥集团有限公司 | Propelling trolley |
-
2012
- 2012-11-27 CN CN 201220633505 patent/CN203049459U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953340A (en) * | 2012-11-27 | 2013-03-06 | 山东省路桥集团有限公司 | Propelling trolley |
| CN102953340B (en) * | 2012-11-27 | 2015-06-17 | 山东省路桥集团有限公司 | Propelling trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130710 Effective date of abandoning: 20150617 |
|
| RGAV | Abandon patent right to avoid regrant |