CN209923786U - Upper sliding beam construction device replacing traditional combined truss - Google Patents
Upper sliding beam construction device replacing traditional combined truss Download PDFInfo
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- CN209923786U CN209923786U CN201920622605.2U CN201920622605U CN209923786U CN 209923786 U CN209923786 U CN 209923786U CN 201920622605 U CN201920622605 U CN 201920622605U CN 209923786 U CN209923786 U CN 209923786U
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Abstract
The utility model discloses an upper sliding beam construction device for replacing the traditional combined truss, which comprises a sliding longitudinal beam and a crane, wherein the side wall of the sliding longitudinal beam is provided with a transverse round hole which is connected with a guy cable in a crossing way, the crane is provided with a lifting rod, one end of the lifting rod is connected with a hook, and the guy cable is wound on the hook; an eccentric wheel mechanism and a cam mechanism are arranged on two sides of the sliding longitudinal beam, the eccentric wheel mechanism is composed of an eccentric wheel, a first shaft, a lifting rod and a sucker, the first shaft is fixed with the eccentric wheel through a key, and the lifting rod is fixed on the eccentric wheel through a pin shaft; the cam mechanism comprises a second shaft and a cam, the second shaft is connected with a tension rope in a winding mode, and the tension rope is connected with a coil wheel in a winding mode. The utility model discloses a bridge floor is smooth roof beam on, as the running gear of basket is hung in the construction, adopts cam mechanism and eccentric wheel structure, has realized the antiskid and the thrust effect of slip longeron, just the utility model discloses no truss structure, there is not the deflection basically, need not double track synchronous advancing, provides a new thinking for the structure of marcing and the mode of marcing of the basket is hung to the guy cable.
Description
Technical Field
The utility model relates to a hang basket construction technical field, especially relate to a replace last slide beam construction equipment of traditional combination formula truss.
Background
The hanging basket is a main device for sectional construction of a prestressed concrete continuous beam, a T-shaped steel structure and a cantilever beam, and can be integrally forward along a track. The construction of the hanging basket can be used: the truss type hanging basket, the triangular hanging basket, the prismatic hanging basket, the inclined hanging basket and other processes are most widely applied to bridge construction.
The traditional combined truss generally adopts a truss structure, various motion states of the walking mechanism can be easily realized by utilizing the instability of the truss structure and adjusting the appearance or the angle of the truss, and the use is very convenient. However, the instability of the truss structure also brings serious defects to the truss type cradle structure, namely, the walking states of all parts of the cradle have time difference, and the truss is deformed due to overlarge torque easily caused when the load is heavy, so that the normal use of the cradle is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an upper sliding beam construction device for replacing the traditional combined truss.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an upper sliding beam construction device for replacing a traditional combined truss comprises a sliding longitudinal beam and a crane, wherein the side wall of the sliding longitudinal beam is provided with a transverse round hole, a guy cable penetrates through the transverse round hole, the crane is provided with a lifting rod, one end of the lifting rod is connected with a hook, the guy cable is wound on the hook,
an eccentric wheel mechanism and a cam mechanism are arranged on two sides of the sliding longitudinal beam, the eccentric wheel mechanism consists of an eccentric wheel, a first shaft positioned at the eccentric position of the eccentric wheel, a lifting rod positioned at the eccentric position of the eccentric wheel and a sucker at the bottom end of the lifting rod, the first shaft is connected to the middle part of the sliding longitudinal beam in a penetrating manner, the first shaft is fixed with the eccentric wheel through a key, and the lifting rod is fixed on the eccentric wheel through a pin shaft;
the cam mechanism comprises a second shaft and a cam fixedly sleeved on the second shaft, the second shaft is connected to the side face of the sliding longitudinal beam in a penetrating mode, a tension rope is connected to the portion, located inside the sliding longitudinal beam, of the second shaft in a winding mode, one end, far away from the second shaft, of the tension rope is connected to a coil wheel in a winding mode, and the coil wheel is fixedly connected to the inner wall of the sliding longitudinal beam.
Preferably, the suction cups are in contact with the deck and the cam rim face is also in contact with the deck.
Preferably, the suction cup is a soft rubber sheet with a concave surface.
Preferably, the inner face of the suction cup is frosted.
Preferably, the rim face of the cam is embossed with a layer of non-slip rubber.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a bridge floor is smooth roof beam on, hang the running gear of basket as the construction to adopt simple cam mechanism and eccentric wheel structure, realized the antiskid and the thrust effect of slip longeron, hang on the horizontal round hole of slip longeron if will hang the basket, the advancing mechanism who hangs the basket just can regard as to slip longeron, and this advancing mechanism does not have truss structure, does not have the deflection basically, need not double track synchronous advancing, the structure of marcing and the mode of marcing of hanging the basket provide a new thinking for the guy cable.
Drawings
Fig. 1 is a schematic structural view of an upper sliding beam construction device that replaces a conventional combination truss;
fig. 2 is a schematic structural view of an eccentric wheel mechanism of an upper sliding beam construction device for replacing a conventional combined truss according to the present invention;
fig. 3 is a schematic structural diagram of a cam mechanism of an upper sliding beam construction device that replaces a conventional combination truss according to the present invention;
in the figure: 1 sliding longitudinal beam, 2 cranes, 3 transverse round holes, 4 guys, 5 lifting rods, 6 hooks, 7 eccentric wheel mechanisms, 701 eccentric wheels, 702 first shafts, 703 lifting rods, 704 suckers, 705 keys, 706 pin shafts, 8 cam mechanisms, 801 cams, 802 second shafts, 803 tension ropes and 804 coil wheels.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, an upper sliding beam construction device for replacing a traditional combined truss comprises a sliding longitudinal beam 1 and a crane 2, wherein a transverse circular hole 3 is formed in the side wall of the sliding longitudinal beam 1, a guy cable 4 is connected in a penetrating manner through the transverse circular hole 3, the crane 2 is provided with a lifting rod 5, one end of the lifting rod 5 is connected with a hook 6, the guy cable 4 is wound on the hook 6, an eccentric wheel mechanism 7 and a cam mechanism 8 are arranged on two sides of the sliding longitudinal beam 1, the eccentric wheel mechanism 7 comprises an eccentric wheel 701, a first shaft 702 located at the eccentric position of the eccentric wheel 701, a lifting rod 703 located at the eccentric position of the eccentric wheel 701 and a sucker 704 at the bottom end of the lifting rod 703, the first shaft 702 is connected in the middle of the sliding longitudinal beam 1 in a penetrating manner, the first shaft 702; the cam mechanism 8 comprises a second shaft 802 and a cam 801 fixedly sleeved on the second shaft 802, the second shaft 802 is connected to the side surface of the sliding longitudinal beam 1 in a penetrating mode, a tension rope 803 is connected to the portion, located inside the sliding longitudinal beam 1, of the second shaft 802 in a winding mode, one end, away from the second shaft 802, of the tension rope 803 is connected to a coil wheel 804 in a winding mode, and the coil wheel 804 is fixedly connected to the inner wall of the sliding longitudinal beam 1.
Referring to fig. 1-2, suction cups 704 are in contact with the deck, as are cams 801 rim faces.
Referring to fig. 1-2, the suction cup 704 is a soft rubber sheet with a concave surface to facilitate negative pressure and generate suction on the bridge deck.
Referring to fig. 1 to 3, the inner surface of the suction cup 704 is frosted, and the rim surface of the cam 801 is pressed with an anti-slip rubber layer to play an anti-slip role, so as to prevent the cam 801 from being locked.
The utility model discloses a working process: when the crane 2 drags the sliding longitudinal beam 1 to slide on the bridge floor, the cam 801 is driven to rotate, the sliding longitudinal beam 1 right above the front end cam is lifted in the rotating process of the front end cam, the sliding longitudinal beam 1 is tilted, then the front end cam falls down, the rear eccentric wheel mechanism 7 is driven to lightly impact the ground, namely the lifting rod 703 drives the sucker 704 to impact the ground, and small suction is generated, so that the antiskid effect is achieved; if the sliding longitudinal beam 1 does not tilt, the lifting rod 703 drives the sucker 704 to be dragged, so that the bottom surface of the sucker 704 is not parallel to the bridge floor all the time, and basically no suction force exists, therefore, the cam 801 is adopted to drive the sliding longitudinal beam 1 to tilt up and fall down in a clearance manner, so that the bottom surface of the sucker 704 is parallel to the bridge floor and falls onto the bridge floor from a lifting point to generate suction force, and thus, the anti-skid effect is achieved; on the other hand, the tension rope 803 is wound around the second shaft 802 of the cam 801, and the rotation of the cam mechanism 8 is subjected to the binding and friction action of the tension rope 803, and when the acting force of the tension rope 803 exceeds the drag force of the sliding side member 1, the cam 801 moves backward instead of moving forward, and the thrust action is achieved. Therefore, the utility model discloses a simple cam mechanism 8 and eccentric wheel structure 7 have realized the antiskid and the thrust effect of slip longeron 1, if will hang the basket on the horizontal round hole 3 of slip longeron 1, the advancing mechanism who hangs the basket just can be regarded as to slip longeron 1 to this advancing mechanism does not have the truss structure, does not basically have the deflection, need not the double track synchronous advancing, provides a new thinking for the structure of marcing and the mode of marcing of guy cable string basket.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The upper sliding beam construction device for replacing the traditional combined truss comprises a sliding longitudinal beam (1) and a crane (2), and is characterized in that a transverse round hole (3) is formed in the side wall of the sliding longitudinal beam (1), a pull cable (4) penetrates through the transverse round hole (3), the crane (2) is provided with a lifting rod (5), one end of the lifting rod (5) is connected with a hook (6), the pull cable (4) is wound on the hook (6),
an eccentric wheel mechanism (7) and a cam mechanism (8) are arranged on two sides of the sliding longitudinal beam (1), the eccentric wheel mechanism (7) is composed of an eccentric wheel (701), a first shaft (702) located at the eccentric position of the eccentric wheel (701), a lifting rod (703) located at the eccentric position of the eccentric wheel (701) and a sucker (704) at the bottom end of the lifting rod (703), the first shaft (702) is connected to the middle of the sliding longitudinal beam (1) in a penetrating mode, the first shaft (702) is fixed with the eccentric wheel (701) through a key (705), and the lifting rod (703) is fixed on the eccentric wheel (701) through a pin shaft (706);
the cam mechanism (8) comprises a second shaft (802) and a cam (801) fixedly sleeved on the second shaft (802), the second shaft (802) is connected to the side face of the sliding longitudinal beam (1) in a penetrating mode, a tension rope (803) is connected to the portion, located inside the sliding longitudinal beam (1), of the second shaft (802) in a winding mode, one end, far away from the second shaft (802), of the tension rope (803) is connected to a coil wheel (804) in a winding mode, and the coil wheel (804) is fixedly connected to the inner wall of the sliding longitudinal beam (1).
2. An upper sliding girder construction device replacing a conventional composite girder according to claim 1, wherein the suction cups (704) are in contact with a bridge deck, and the rim surface of the cam (801) is also in contact with the bridge deck.
3. An upper sliding girder construction device instead of the conventional composite girder according to claim 1, wherein the suction cups (704) are soft rubber sheets with concave surfaces.
4. The upper-sliding girder construction device replacing the conventional composite girder of claim 3, wherein the inner surface of the suction cup (704) is frosted.
5. An upper sliding girder construction device replacing a conventional composite girder according to claim 1, wherein a rim surface of the cam (801) is embossed with an anti-slip rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622605.2U CN209923786U (en) | 2019-05-05 | 2019-05-05 | Upper sliding beam construction device replacing traditional combined truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622605.2U CN209923786U (en) | 2019-05-05 | 2019-05-05 | Upper sliding beam construction device replacing traditional combined truss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209923786U true CN209923786U (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920622605.2U Active CN209923786U (en) | 2019-05-05 | 2019-05-05 | Upper sliding beam construction device replacing traditional combined truss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209923786U (en) |
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2019
- 2019-05-05 CN CN201920622605.2U patent/CN209923786U/en active Active
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