CN113106869A - Prefabricated assembly component erecting equipment driven by change gear to move forward and construction method - Google Patents
Prefabricated assembly component erecting equipment driven by change gear to move forward and construction method Download PDFInfo
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- CN113106869A CN113106869A CN202110310098.0A CN202110310098A CN113106869A CN 113106869 A CN113106869 A CN 113106869A CN 202110310098 A CN202110310098 A CN 202110310098A CN 113106869 A CN113106869 A CN 113106869A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention discloses a prefabricated assembly component erecting device driven by a change gear to move forward and a construction method, wherein the prefabricated assembly component erecting device comprises: hoisting equipment includes: a pair of supporting beams with cantilevers, a saddle, a lifting mechanism, a full-rotation driving mechanism, a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with driving; the pair of saddles are connected with the supporting beams and positioned at the upper parts of the supporting beams, the supporting beams are supported by the upright posts, the hoisting mechanisms are arranged on the pair of supporting beams and can walk, and the full-rotation driving mechanisms are arranged below the hoisting mechanisms; a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with a drive are arranged below the upright post; a rotatably supported running rail. The invention can take the component from the cantilever end or the bottom, and when the cantilever end takes the component, the component can pass through the support legs of the portal along the short dimension direction by the full-rotation driving mechanism, thereby saving the space of the portal and adjusting the posture of the component.
Description
Technical Field
The invention relates to the field of prefabricated component erecting equipment. More particularly, the invention relates to a prefabricated assembly component erecting device driven by a change gear to move forward and a construction method.
Background
The traditional multi-pile-point prefabricated member erection is carried out, if a crawler crane or a truck crane is mostly used on land, and if a floating crane is mostly used on the sea for hoisting; in a few cases road bridge cranes or similar structures are used. When a crawler crane or a truck crane is used for hoisting, on one hand, the following traffic channel is occupied, on the other hand, the precision during hoisting and installation cannot be guaranteed, the installation time is long, and multiple attempts for installation and correction are needed; when using the floating crane hoist and mount, consider wave influence and lifting hook itself and can't hoist and mount the fine setting, the installation accuracy is low, and is consuming time long. The similar structure of a highway bridge girder erection machine is used under rare circumstances, and the structure can not meet the requirements of station positions under the conditions of meeting multi-pile points and having more longer dowel bars.
In the process of implementing the invention, the inventor finds that the prior art has at least the following problems: part of multi-pile point prefabricated components are not installed by using a truck crane, a crawler crane or a floating crane, and the installation precision cannot be guaranteed; moreover, each installation depends on manual positioning, so that the time is long, and the safety cannot be ensured; when few highway bridge erecting machines are used for erecting, on one hand, certain safety risk exists in the transverse moving of the whole machine, and components cannot be taken out laterally; on the other hand, when the longitudinal moving walking meets the condition of the dowel bars, the pile can not stand, and only can be suitable for the construction of pile point prefabricated components without the dowel bars and with larger standing space.
Disclosure of Invention
The invention aims to provide prefabricated assembly component erecting equipment driven by a change gear to move forward and a construction method thereof.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a prefabricated component erection equipment driven by a change gear to advance, comprising:
hoisting equipment includes: a pair of supporting beams with cantilevers, a saddle, a lifting mechanism, a full-rotation driving mechanism, a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with driving; the pair of saddles are connected with the supporting beams and positioned at the upper parts of the supporting beams, the supporting beams are supported by the upright posts, the hoisting mechanisms are arranged on the pair of supporting beams and can walk, and the full-rotation driving mechanisms are arranged below the hoisting mechanisms; a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with a drive are arranged below the upright post;
the rotatably supported running track comprises a longitudinal moving track beam and a turnover supporting leg; the plurality of overturning supporting legs are arranged below the longitudinally moving track beam; the traveling mechanism can be arranged on the longitudinal moving track beam in a traveling mode.
Preferably, a rotary lifting appliance is arranged on the lifting mechanism.
Preferably, the number of the hydraulic support mechanism and the belt-driven hanging mechanism is four.
Preferably, the flip leg comprises: a turnover oil cylinder and supporting legs.
Preferably, the longitudinal rail beam and the hydraulic support mechanism are arranged in a staggered manner in the height direction.
Preferably, the hanging mechanism includes: the telescopic leg, the motor, the speed reducer and the pair of hanging pieces;
the pair of hanging pieces are connected into a whole through a connecting piece, a hanging wheel is arranged on each hanging piece, a wheel shaft of each hanging wheel is connected with a speed reducer, each speed reducer is connected with a motor, and the telescopic legs are fixed with the connecting pieces; the change gear is formed by coaxially integrating two wheels with the diameters being one larger and one smaller, and the wheel body with the diameter being smaller is close to the longitudinally moving track beam;
the longitudinal moving track beam extends for a certain distance along the longitudinal top surface of the bridge, so that when the telescopic legs drive the change gear to move upwards, the change gear can support the longitudinal moving track beam.
Preferably, a polishing mechanism is fixed at the bottom of the hanging piece;
the grinding mechanism includes:
the upper surface of the grinding disc is arc-shaped, the radian of the grinding disc is set to be the same as that of the change gear, the grinding disc is provided with a liquid containing cavity, and abrasive paper is detachably fixed on the upper surface of the grinding disc;
the spraying pipe is arranged on one side of the grinding disc, which is far away from the pendant, and is communicated with the liquid containing cavity through a main pipeline, a water pump is arranged on the main pipeline, and a spray head of the spraying pipe faces to the circle center corresponding to the central arc line of the upper surface of the grinding disc;
the telescopic end of the electric telescopic rod is fixed with the grinding disc, and the other end of the electric telescopic rod is fixed with the hanging piece through a fixing piece;
a controller connected with the electric telescopic rod and the water pump
The invention also provides a construction method of the prefabricated assembly component erection equipment driven by the change gear to move forward, which comprises the following steps:
1) in the initial state, the lower part of the rotatably supported running track is in a supporting state, and the hoisting equipment can run on the running track through the running mechanism; the hoisting mechanism hoists the component from the lower part of the supporting beam or the cantilever end of the supporting beam, and the full-rotation driving mechanism drives the component to rotate, so that the component can enter from the two ends of the supporting beam and is installed;
2) when the installation of a span component is finished, the whole equipment is ready to move forward, the hydraulic support mechanism supports the equipment, the rotatably supported running track is in a cantilever state through the suspension mechanism, and the lower part of the rotatably supported running track is provided with a dowel bar, so that the overturning support leg at the lower part of the running track contracts and is converted into a horizontal state from a vertical state;
3) the operation rail which can be rotatably supported is driven to move forward through the hanging mechanism with a drive function, and the operation rail walks to the station position of the next span;
4) after the next station position is reached, the overturning oil cylinder pushes, the overturning supporting leg is changed into a vertical state from a horizontal state, and a connecting pin shaft is installed to fix the overturning supporting leg;
5) the hydraulic supporting mechanism contracts, and the overturning supporting leg falls to the ground for supporting to achieve the erection state.
The invention at least comprises the following beneficial effects: the equipment adopts a portal structure, has large span, and can erect prefabricated components in the whole collapse range, including longitudinal beams, cross beams and panels; on one hand, the components can be cantilevered at two sides, if on land, the beam can be taken on a sidewalk, and if on the sea, the beam can be laterally taken from a ship; on the other hand, the hanging wheel track beam with the driving is adopted, the crossing efficiency is high, the space is discrete, the station and the via hole are formed in the point position with the dowel, the walking is fast and convenient, and the problem of fast erection of the space point position with the dowel is solved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a front view of the prefabricated component erection equipment of the present invention driven forward by a change gear;
figure 2 is a front view of the lifting device of the present invention;
figure 3 is a side view of the lifting apparatus of the present invention;
FIG. 4 is a schematic structural view of a rotatably supported running rail of the present invention;
FIG. 5 is a schematic structural view of the hitching mechanism of the present invention;
figure 6 is a schematic diagram of the construction of the sharpening mechanism of the invention.
Description of reference numerals: the device comprises a hoisting device 1, a running track which can be rotatably supported 2, a supporting beam with a cantilever 3, a saddle 4, a hoisting mechanism 5, a full-rotation driving mechanism 6, a walking mechanism 7, a hydraulic supporting mechanism 8, a hanging mechanism which can be driven 9, a track beam which can be longitudinally moved 10, a turnover oil cylinder 11, supporting legs 12, a stand column 13, a pin shaft 14, telescopic legs 15, a motor 17, a speed reducer 18, a hanging piece 19, a hanging wheel 20, a grinding disc 21, a spray pipe 22, an electric telescopic rod 23, a fixing piece 24 and a general pipeline 25.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can practice the invention with reference to the description.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 6, the present invention provides a prefabricated component erection equipment driven by a change gear to move forward, comprising:
hoisting equipment 1 includes: a pair of supporting beams 3 with cantilevers, a saddle 4, a hoisting mechanism 5, a full-rotation driving mechanism 6, a traveling mechanism 7, a hydraulic supporting mechanism 8 and a hanging mechanism 9 with driving; the pair of saddles 4 are connected with the supporting beams 3 and positioned at the upper parts of the supporting beams 3, the supporting beams 3 are supported by the upright posts 13, the hoisting mechanisms 5 are arranged on the pair of supporting beams 3 and can walk, and the full-rotation driving mechanisms 6 are arranged below the hoisting mechanisms 5; a traveling mechanism 7, a hydraulic supporting mechanism 8 and a hanging mechanism 9 driven by a belt are arranged below the upright column 13;
the rotatably supported running track 2 comprises a longitudinal moving track beam 10 and a turning support leg 12; a plurality of overturning legs 12 are arranged below the longitudinally moving track beam 10; the longitudinally moving track beam 10 is arranged along the longitudinal direction of the bridge span. The traveling mechanism 7 is arranged on the longitudinally moving track beam 10 in a traveling manner.
In the technical scheme, 1, a component can be taken from a cantilever end or a bottom, and when the component is taken from the cantilever end, the component can pass through the gantry supporting leg 12 along the short-size direction by virtue of the full-rotation driving mechanism 6, so that the space of the gantry is saved, and the posture of the component can be adjusted; 2. the portal structure is adopted, the span is large, and the whole range of component erection can be carried out at one-time station; 3. the designed running track 2 capable of being rotatably supported can run under the drive of hanging, and the hole passing is convenient; 4. the designed running track 2 capable of being rotatably supported can stand at discrete points and is suitable for a foundation with a dowel, and the problem that the pier body is automatically connected in an empty mode at the discrete points is solved.
In a preferred embodiment of the erection equipment for prefabricated components driven by a change gear to move forward, the hoisting mechanism 5 is provided with a rotary hanger.
In a preferred embodiment of the prefabricated component erection equipment driven by the change gear to advance, the number of the hydraulic support mechanism 8 and the belt-driven hanging mechanism 9 is four.
In a preferred embodiment of the prefabricated component erection equipment driven by a change gear to advance, the turning leg 12 comprises: a turnover oil cylinder 11 and a supporting leg 12.
In a preferred embodiment of the erection equipment for prefabricated components driven by a change gear to move forward, the longitudinal rail beam and the hydraulic support mechanism 8 are arranged in a staggered manner in the height direction.
In a preferred embodiment of the prefabricated component erection equipment driven by a change gear to advance according to the present application, the hanging mechanism comprises: a telescopic leg 15, a motor 17, a speed reducer 18 and a pair of hanging pieces 19;
a pair of hanging pieces 19 are connected into a whole through a connecting piece, a hanging wheel 20 is arranged on each hanging piece 19, a wheel shaft of each hanging wheel 20 is connected with a speed reducer 18, each speed reducer 18 is connected with a motor 17, and the telescopic legs 15 are fixed with the connecting piece; the change gear 20 is formed by coaxially integrating two wheels with one larger diameter and one smaller diameter, and the wheel body with the smaller diameter is close to the longitudinally moving track beam;
the longitudinal moving track beam extends for a certain distance along the longitudinal top surface of the bridge, so that when the telescopic legs 15 drive the change gear 20 to move upwards, the change gear 20 can support the longitudinal moving track beam.
In a preferred embodiment of the prefabricated component erecting equipment driven by the change gear to move forward, a grinding mechanism is fixed at the bottom of the hanging piece 19;
the grinding mechanism includes:
the upper surface of the grinding disc 21 is arc-shaped, the radian of the grinding disc is set to be the same as that of the change gear 20, the grinding disc 21 is provided with a liquid containing cavity, and abrasive paper is detachably fixed on the upper surface of the grinding disc 21;
the spray pipe 22 is arranged on one side of the grinding disc 21, which is far away from the hanging piece 19, and is communicated with the liquid containing cavity through a main pipeline 25, a water pump is arranged on the main pipeline 25, and a spray head of the spray pipe 22 faces to the circle center corresponding to the central arc line of the upper surface of the grinding disc 21;
the telescopic end of the electric telescopic rod 23 is fixed with the grinding disc 21, and the other end of the electric telescopic rod is fixed with the hanging piece 19 through a fixing piece 24;
the controller is connected with the electric telescopic rod 23 and the water pump; the controller is arranged to activate the water pump when the electric telescopic rod 23 is retracted.
In the above technical scheme, change gear 20 uses for a long time, can have change gear 20 and indulge and move between the track roof beam and skid, influence the removal of indulging and moving the track roof beam, need regularly change gear 20 or dismantle change gear 20 and polish, through the grinding machanism of this application, can directly rancour change gear 20 polish, exempt from to dismantle change gear 20, reduced the process, improved the efficiency. The specific operation is that when the change gear 20 does not need to be polished, the grinding disc 21 is controlled by the electric telescopic rod 23 not to be contacted with the change gear 20; when change gear 20 need be polished, through electric telescopic handle 23 control mill 21 and change gear 20 contact, starter motor 17 simultaneously makes change gear 20 take place to rotate, polishes change gear 20 through the abrasive paper on the mill 21, and change gear 20 is contactless with indulging the track roof beam that moves this moment, and when polishing the completion, control electric telescopic handle 23 withdrawal starts the water pump simultaneously, washes the scarfing cinder to change gear 20.
The construction method of the prefabricated component erection equipment driven by the change gear to move forward comprises the following steps:
1) in an initial state, the lower part of the rotatably supported running track 2 is in a supporting state, and the hoisting equipment 1 can run on the running track 2 through the running mechanism 7; the hoisting mechanism 5 hoists the component from the lower part of the supporting beam 3 or the cantilever end of the supporting beam 3, and the full-rotation driving mechanism 6 drives the component to rotate, so that the component can enter from the two ends of the supporting beam 3 and is installed;
2) when the installation of a span member is completed, the whole equipment is ready to move forward, the hydraulic support mechanism 8 supports the operation track 2 which can be rotatably supported, the operation track 2 is in a cantilever state through the hanging mechanism 9, and the overturning support leg 12 at the lower part of the operation track 2 contracts due to the arrangement of a dowel at the lower part of the operation track 2, so that the overturning support leg 12 is converted into a horizontal state from a vertical state;
3) the rotatably supported running rail 2 is driven to move forwards by a hanging mechanism 9 with a drive function, and the running rail moves to the station position of the next span;
4) after reaching the next standing position, the overturning oil cylinder 11 pushes, the overturning supporting leg 12 is changed from a horizontal state to a vertical state, and the connecting pin shaft 14 is installed, so that the overturning supporting leg 12 is fixed;
5) the hydraulic support mechanism 8 is contracted, and the overturning supporting leg 12 is supported on the ground to achieve the erection state.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable to various fields of endeavor for which the invention may be embodied with additional modifications as would be readily apparent to those skilled in the art, and the invention is therefore not limited to the details given herein and to the embodiments shown and described without departing from the generic concept as defined by the claims and their equivalents.
Claims (8)
1. The utility model provides a prefabricated component that leans on change gear drive to move ahead erects and equips which characterized in that includes:
hoisting equipment includes: a pair of supporting beams with cantilevers, a saddle, a lifting mechanism, a full-rotation driving mechanism, a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with driving; the pair of saddles are connected with the supporting beams and positioned at the upper parts of the supporting beams, the supporting beams are supported by the upright posts, the hoisting mechanisms are arranged on the pair of supporting beams and can walk, and the full-rotation driving mechanisms are arranged below the hoisting mechanisms; a traveling mechanism, a hydraulic supporting mechanism and a hanging mechanism with a drive are arranged below the upright post;
the rotatably supported running track comprises a longitudinal moving track beam and a turnover supporting leg; the plurality of overturning supporting legs are arranged below the longitudinally moving track beam; the traveling mechanism can be arranged on the longitudinal moving track beam in a traveling mode.
2. A prefabricated component erection equipment driven by a change-over gear to move forward according to claim 1, wherein a rotary hanger is arranged on the hoisting mechanism.
3. Prefabricated construction element erection equipment to be advanced by means of a change-gear drive according to claim 1, characterized in that the number of said hydraulic support means and belt-driven hitching means is four.
4. A prefabricated construction element erection device driven forward by a change-over gear according to claim 3, wherein said tilting leg comprises: a turnover oil cylinder and supporting legs.
5. A prefabricated component erection equipment driven by a change-over gear to move forward according to claim 1, wherein the longitudinal rail beam and the hydraulic support mechanism are arranged in a staggered manner in the height direction.
6. The pre-fabricated building element installation equipment driven by a change-over gear according to claim 3, characterized in that said building element comprises: the telescopic leg, the motor, the speed reducer and the pair of hanging pieces;
the pair of hanging pieces are connected into a whole through a connecting piece, a hanging wheel is arranged on each hanging piece, a wheel shaft of each hanging wheel is connected with a speed reducer, each speed reducer is connected with a motor, and the telescopic legs are fixed with the connecting pieces; the change gear is formed by coaxially integrating two wheels with the diameters being one larger and one smaller, and the wheel body with the diameter being smaller is close to the longitudinally moving track beam;
the longitudinal moving track beam extends for a certain distance along the longitudinal top surface of the bridge, so that when the telescopic legs drive the change gear to move upwards, the change gear can support the longitudinal moving track beam.
7. The prefabricated component erection equipment driven by the change gear to move forward of claim 6, wherein a grinding mechanism is fixed at the bottom of the pendant;
the grinding mechanism includes:
the upper surface of the grinding disc is arc-shaped, the radian of the grinding disc is set to be the same as that of the change gear, the grinding disc is provided with a liquid containing cavity, and abrasive paper is detachably fixed on the upper surface of the grinding disc;
the spraying pipe is arranged on one side of the grinding disc, which is far away from the pendant, and is communicated with the liquid containing cavity through a main pipeline, a water pump is arranged on the main pipeline, and a spray head of the spraying pipe faces to the circle center corresponding to the central arc line of the upper surface of the grinding disc;
the telescopic end of the electric telescopic rod is fixed with the grinding disc, and the other end of the electric telescopic rod is fixed with the hanging piece through a fixing piece;
and the controller is connected with the electric telescopic rod and the water pump.
8. The construction method for erecting the prefabricated assembly component driven by the change gear to move forward by utilizing the equipment as claimed in any one of claims 1 to 5 is characterized by comprising the following steps of:
1) in the initial state, the lower part of the rotatably supported running track is in a supporting state, and the hoisting equipment can run on the running track through the running mechanism; the hoisting mechanism hoists the component from the lower part of the supporting beam or the cantilever end of the supporting beam, and the full-rotation driving mechanism drives the component to rotate, so that the component can enter from the two ends of the supporting beam and is installed;
2) when the installation of a span component is finished, the whole equipment is ready to move forward, the hydraulic support mechanism supports the equipment, the rotatably supported running track is in a cantilever state through the suspension mechanism, and the lower part of the rotatably supported running track is provided with a dowel bar, so that the overturning support leg at the lower part of the running track contracts and is converted into a horizontal state from a vertical state;
3) the operation rail which can be rotatably supported is driven to move forward through the hanging mechanism with a drive function, and the operation rail walks to the station position of the next span;
4) after the next station position is reached, the overturning oil cylinder pushes, the overturning supporting leg is changed into a vertical state from a horizontal state, and a connecting pin shaft is installed to fix the overturning supporting leg;
5) the hydraulic supporting mechanism contracts, and the overturning supporting leg falls to the ground for supporting to achieve the erection state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310098.0A CN113106869A (en) | 2021-03-23 | 2021-03-23 | Prefabricated assembly component erecting equipment driven by change gear to move forward and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110310098.0A CN113106869A (en) | 2021-03-23 | 2021-03-23 | Prefabricated assembly component erecting equipment driven by change gear to move forward and construction method |
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| CN113106869A true CN113106869A (en) | 2021-07-13 |
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| CN202110310098.0A Pending CN113106869A (en) | 2021-03-23 | 2021-03-23 | Prefabricated assembly component erecting equipment driven by change gear to move forward and construction method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417671A (en) * | 2021-08-06 | 2021-09-21 | 中交（广州）建设有限公司 | Construction method for quickly assembling prefabricated parts in shield tunnel |
| CN113503176A (en) * | 2021-08-06 | 2021-10-15 | 中交（广州）建设有限公司 | Integrated intelligent assembling trolley for prefabricated parts in tunnel |
| CN114933247A (en) * | 2022-04-12 | 2022-08-23 | 中国海洋大学 | Intelligent construction equipment and construction process thereof |
| CN114991072A (en) * | 2022-05-20 | 2022-09-02 | 中交第二航务工程局有限公司 | Inter-pile mud dredging and stone throwing operation platform for high-pile wharf and operation method |
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2021
- 2021-03-23 CN CN202110310098.0A patent/CN113106869A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417671A (en) * | 2021-08-06 | 2021-09-21 | 中交（广州）建设有限公司 | Construction method for quickly assembling prefabricated parts in shield tunnel |
| CN113503176A (en) * | 2021-08-06 | 2021-10-15 | 中交（广州）建设有限公司 | Integrated intelligent assembling trolley for prefabricated parts in tunnel |
| CN114933247A (en) * | 2022-04-12 | 2022-08-23 | 中国海洋大学 | Intelligent construction equipment and construction process thereof |
| CN114933247B (en) * | 2022-04-12 | 2023-10-03 | 中国海洋大学 | Intelligent construction equipment and construction process thereof |
| CN114991072A (en) * | 2022-05-20 | 2022-09-02 | 中交第二航务工程局有限公司 | Inter-pile mud dredging and stone throwing operation platform for high-pile wharf and operation method |
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