CN212954042U - Lattice formula cable saddle hoist and mount portal - Google Patents
Lattice formula cable saddle hoist and mount portal Download PDFInfo
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- CN212954042U CN212954042U CN202021371806.9U CN202021371806U CN212954042U CN 212954042 U CN212954042 U CN 212954042U CN 202021371806 U CN202021371806 U CN 202021371806U CN 212954042 U CN212954042 U CN 212954042U
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Abstract
The utility model belongs to the technical field of suspension bridge construction, concretely relates to lattice formula scattered cable saddle hoist and mount portal, including the stand with lift by crane the equipment, the quantity of stand is 2 rows, the quantity of every row of stand is more than 2, connect through shaped steel between the top of 2 rows of stand interval vertical distribution and 2 rows of stands, connect on the shaped steel on 2 rows of stand tops and lift by crane the equipment, scattered cable saddle basis is connected to the bottom of 2 rows of stands, the stand adopts lattice formula shaped steel, when having solved prior art door column type portal and hoisted scattered cable saddle, the hoist and mount installation need add the landing leg, the installation difficulty, the dead weight is high, wind-resistant ability is poor, hoist and mount poor stability, the big problem of the construction degree of difficulty, it is simple to have the installation, the dead weight is light, the anti-wind ability reinforce, hoist and mount high stability, the operation is comparatively simple, the.
Description
Technical Field
The utility model belongs to the technical field of the suspension bridge construction, concretely relates to lattice formula scattered cable saddle hoist and mount portal.
Background
In the suspension bridge work progress, need to hoist scattered cable saddle, scattered cable saddle hoist and mount often adopt gatepost formula portal to hoist, and gatepost formula portal installation needs add the landing leg, and the installation difficulty, the dead weight is high, and anti-wind ability is poor, and hoist and mount stability is poor, and the construction degree of difficulty is big.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lattice formula loose cable saddle hoist and mount portal purpose is when overcoming prior art well door column type portal and hoist scattered cable saddle, and the landing leg need be added in the hoist and mount installation, and the installation difficulty is done oneself with dignity height, and anti-wind ability is poor, hoist and mount poor stability, the big problem of the construction degree of difficulty.
For this, the utility model provides a lattice formula scattered cable saddle hoist and mount portal, including the stand with lift by crane the equipment, the quantity of stand is 2 rows, and the quantity of every row of stand is more than 2, connects through shaped steel between the top of 2 rows of stand interval vertical distribution and 2 rows of stands, connects on the shaped steel on 2 rows of stand tops and lifts by crane the equipment, and the bottom of 2 rows of stands is connected with scattered cable saddle basis, and the stand adopts lattice formula shaped steel.
The steel column is characterized by further comprising channel steel, and the channel steel is transversely and longitudinally distributed and connected between the stand columns.
The side of the upright post is provided with a crawling ladder.
And the section steel at the top end of the upright post is provided with a guardrail.
The hoisting equipment is a winch.
The number of the winches is 2.
The bottom end of the upright post is connected with the cable saddle foundation through the embedded part.
The lifting lugs are arranged on the section steel at the top end of the stand column and connected below the section steel at the top end of the stand column.
The pulley block is arranged on the section steel at the top end of the upright post and is connected with the lifting lug.
The embedded part adopts a bolt and an embedded steel plate.
The utility model has the advantages that: the utility model provides a this lattice formula scattered cable saddle hoisting portal, including stand and lifting equipment, the quantity of stand is 2 rows, and the quantity of every row of stand is more than 2, 2 rows of stand interval vertical distribution and 2 rows of stand top between connect through shaped steel, connect lifting equipment on the shaped steel of 2 rows of stand tops, 2 rows of bottom of stand are connected with scattered cable saddle foundation, the stand adopts lattice type shaped steel; the cable scattering saddle is hoisted by adopting a portal frame, the portal frame adopts section steel as an upright post, the section steel adopts lattice section steel, cross braces and parallel links are transversely arranged between the upright posts, diagonal braces and parallel links are longitudinally arranged on the upright post, a cat ladder is arranged on the upright post for workers to walk up and down, the section steel is adopted at the top of the upright post as a cross beam and a longitudinal beam, hoisting equipment is connected to the cross beam, guardrails are arranged on two sides of the outer side of the cross beam for ensuring the walking safety of the workers, the hoisting equipment is erected on the cross beam at the top end of the upright post for hoisting, adjusting and lowering the cable scattering saddle, lifting lugs are arranged on the cross beam and; compared with other hoisting methods, the lattice type portal frame of the utility model does not need to add supporting legs, and has the advantages of simple installation, light dead weight, strong wind resistance, high hoisting stability, simple operation and small construction difficulty; 2 hoisting devices are adopted for hoisting, and the cable saddle is hoisted through two points, so that the gravity center is more stable, and the conditions of spinning and the like are not easy to generate; the angle of the cable saddle is adjusted through the hoisting equipment, so that the installation precision of the cable saddle is controlled more easily, and the engineering quality is ensured; according to the design of the bridge, the anchor concrete has a certain inclination, the mountain area is narrow, the hoisting portal frame is easily adapted to the local terrain, the construction operability is high, the lattice type truss structure is a plane or space structure which is composed of straight bars and generally has triangular units, and the structural rod piece mainly bears axial tension or pressure, so that the strength of materials is fully utilized, and compared with other structures, the anchor concrete can save materials, reduce self weight and increase rigidity.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a front view of a lattice cable saddle lifting gantry structure;
FIG. 2 is a top view of a lattice cable saddle lifting gantry structure;
FIG. 3 is a left side view of a lattice cable saddle lifting gantry structure;
fig. 4 is a right side view of the lattice cable saddle lifting gantry structure.
Description of reference numerals: 1. a column; 2. a stringer; 3. a cross beam; 4. a scissor support; 5. parallel connection; 6. a column shoe; 7. a cable saddle foundation; 8. hoisting equipment; 9. bracing; 10. a winch spandrel girder; 11. a guardrail; 12. lifting lugs; 13. a tackle pulley set; 14. the ladder is climbed.
Detailed Description
Example 1:
as shown in figure 1, a lattice formula scattered cable saddle hoist and mount portal, including stand 1 and lifting devices 8, the quantity of stand 1 is 2 rows, and the quantity of every row of stand 1 is more than 2, and 2 rows of stand 1 interval vertical distribution and 2 rows of connect through shaped steel between the top of stand 1, connect lifting devices 8 on the shaped steel on 2 rows of stand 1 tops, and 2 rows of bottom of stand 1 are connected with scattered cable saddle basis 7, and stand 1 adopts lattice formula shaped steel.
The cable saddle is hoisted by adopting a portal, the portal adopts section steel as stand columns 1, the section steel adopts lattice section steel, the top parts between the stand columns 1 adopt the section steel as cross beams 3 and longitudinal beams 2, and hoisting equipment 8 is erected on the cross beams 3 at the top ends of the stand columns 1 for hoisting, adjusting and lowering the cable saddle; compared with other hoisting methods, the lattice type portal frame of the utility model does not need to add supporting legs, is simple to install, light in dead weight, strong in wind resistance, high in hoisting stability, simple to operate and small in construction difficulty, and can control the installation precision of the cable saddle more easily by adjusting the angle of the cable saddle through hoisting equipment, thereby ensuring the engineering quality; according to the design of the bridge, the anchor concrete has a certain inclination, the mountain area is narrow, the hoisting portal frame is easily adapted to the local terrain, the construction operability is high, the lattice type truss structure is a plane or space structure which is composed of straight bars and generally has triangular units, and the structural rod piece mainly bears axial tension or pressure, so that the strength of materials is fully utilized, and compared with other structures, the anchor concrete can save materials, reduce self weight and increase rigidity.
Example 2:
on the basis of the embodiment 1, as shown in fig. 2-4, the vertical column structure further comprises channel steel, wherein the channel steel is distributed and connected between the vertical columns 1 in the transverse direction and the longitudinal direction; the channel-section steel is the double pin channel-section steel, and double pin channel-section steel intensity is high, bears greatly, transversely lays two between the stand 1 and pieces together groove 20 and allies oneself with 5 as bridging 4 and tie, and stand 1 vertically lays two and pieces together groove 20 and allies oneself with 5 as bracing 9 and tie, and stand 1 transversely and vertically lays tie 5 the same or different, can improve the stability of integral hoisting portal, and then further improve wind resistance.
The side surface of the upright post 1 is provided with a ladder stand 14. The crawling ladder 14 can be arranged on the side surface of the upright posts 1 in the right row, and can also be arranged as required, for example, the crawling ladder 14 is arranged on the side surface of all the upright posts 1, or the crawling ladder 14 is arranged on the side surface of a single upright post 1, and the crawling ladder is arranged on the upright posts 1 for workers to walk up and down, so that the operation is facilitated, and the convenience is improved.
And the section steel at the top end of the upright post 1 is provided with a guardrail 11. The guardrail 11 is arranged at the outer side of the cross beam 3 of the upright post 1 and used for ensuring the walking safety and improving the construction safety of workers.
The hoisting equipment 8 is a winch. The winch can vertically lift, horizontally or obliquely drag the cable saddle, and has the advantages of simple operation, large rope winding amount and convenient displacement.
The number of the winches is 2. The hoisting adopts 2 windlasses, through two hoisting scattered cable saddle, the focus is more stable, is difficult for producing the condition such as spin, adjusts scattered cable saddle angle through the windlass, and the scattered cable saddle installation accuracy of easier control guarantees the engineering quality.
The bottom end of the upright post 1 is connected with a cable saddle foundation 7 through an embedded part. The bottom end column foot 6 of the upright column 1 is connected with the cable saddle foundation 7 through the embedded part, and the embedded part is beneficial to the installation and fixation of the upright column 1 and the cable saddle foundation 7.
The profile steel at the top end of the upright post 1 is provided with a lifting lug 12, and the lifting lug 12 is connected below the profile steel at the top end of the upright post 1. Between the stand 1 the top adopts shaped steel as crossbeam 3 and longeron 2, and lug 12 is connected on crossbeam 3, sets up lug 12 on crossbeam 3 and is connected with the scattered cable saddle through tackle pulley group 13, simple structure, and it is convenient to connect, and maneuverability is strong.
The trolley assembly 13 is arranged on the section steel at the top end of the upright post 1, and the trolley assembly 13 is connected with the lifting lug 12. The hoist engine passes through the lug and connects the pulley group, is connected with scattered cable saddle through the pulley group, and pulley group labour saving and time saving, convenient operation improves the efficiency of construction.
The embedded part adopts a bolt and an embedded steel plate. The bolt and the embedded steel plate are simple in structure, stable in connection and low in cost.
Example 3:
design of an anchorage portal frame of the Jinan Jinshajiang river bridge:
adopting 2 rows of upright posts 1, wherein each row of upright posts 1 comprises 2 upright posts 1, the upright posts 1 adopt 700 multiplied by 300H lattice type steel, column feet 6 of the upright posts 1 adopt embedded parts to be connected with a cable saddle foundation 7, and the embedded parts adopt M30 bolts and embedded steel plates; transversely lay two grooves 20 of piecing together between the stand 1 and act as bridging and tie up, the stand is vertically laid two grooves 20 of piecing together and is regarded as bracing and tie up, lay the vertical ladder on the stand and supply the workman to walk from top to bottom, 700 x 300H shaped steel is adopted as crossbeam and longeron on the stand top, lay the bracing simultaneously, the guardrail is laid on stand crossbeam outside both sides, lay 4 windlass spandrel girders 10 on the crossbeam, the roof beam of windlass spandrel girder 10 is erect the hoist engine and is used for lifting by crane, the adjustment, transfer the rope saddle, it is connected with the rope saddle through the tackle pulley group to set up the lug on the crossbeam.
In the hoisting construction of the bulk cable saddle of the Jinan Jinshajiang bridge, the bulk cable saddle is transported to a designated position below a portal frame by a freight vehicle, lifted by a hoisting portal frame, placed to the ground after the vehicle leaves, a wood board is laid on the ground in advance to prevent the bulk cable saddle from damaging the concrete surface of an anchorage, then a worker welds and temporarily fixes a lifting lug at the back of the worker, the bulk cable saddle is lifted after the welding is finished, the angle of the bulk cable saddle is controlled by a hoisting point steel wire rope, the measurement and the monitoring are carried out, then the bulk cable saddle is placed at the position where the truck is placed at the designated position through a winch, the bulk cable saddle is connected with a bulk cable saddle bottom plate, the bulk cable saddle temporary fixing system is simultaneously connected, and the steel wire rope is loosened after the.
The hoisting portal frame is simple in structure, light in self weight and convenient to construct, hoisting stability is improved, construction is simple and convenient, construction risks are reduced, and the hoisting problem of the cable saddle is well solved.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "front", etc., it is based on the orientation or positional relationship shown in the drawings, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the terms describing the positional relationship in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The above illustration is merely an illustration of the present invention, and does not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a lattice formula cable saddle hoist and mount portal which characterized in that: including stand (1) and lift by crane equipment (8), the quantity of stand (1) is 2 rows, and the quantity of every row of stand (1) is more than 2, connects through shaped steel between the top of 2 rows of stand (1) interval vertical distribution and 2 rows of stand (1), connects on the shaped steel on 2 rows of stand (1) tops and lifts by crane equipment (8), and the bottom of 2 rows of stand (1) is connected with scattered cable saddle basis (7), and stand (1) adopts lattice formula shaped steel.
2. The lattice slack cable saddle lifting gantry of claim 1, wherein: the steel column is characterized by further comprising channel steel, and the channel steel is transversely and longitudinally distributed and connected between the stand columns (1).
3. The lattice slack cable saddle lifting gantry of claim 1, wherein: the side surface of the upright post (1) is provided with a ladder stand (14).
4. The lattice slack cable saddle lifting mast as defined in claim 3, wherein: and the section steel at the top end of the upright post (1) is provided with a guardrail (11).
5. The lattice slack cable saddle lifting gantry of claim 1, wherein: the hoisting equipment (8) is a winch.
6. The lattice slack cable saddle lifting mast of claim 5, wherein: the number of the winches is 2.
7. The lattice slack cable saddle lifting gantry of claim 1, wherein: the bottom end of the upright post (1) is connected with a cable saddle foundation (7) through an embedded part.
8. The lattice slack cable saddle lifting mast of claim 5, wherein: the profile steel at the top end of the upright post (1) is provided with a lifting lug (12), and the lifting lug (12) is connected below the profile steel at the top end of the upright post (1).
9. The lattice slack cable saddle lifting mast of claim 8, wherein: the device is characterized by further comprising a pulley block (13), wherein the pulley block (13) is installed on the section steel at the top end of the upright post (1), and the pulley block (13) is connected with the lifting lug (12).
10. The lattice slack cable saddle lifting mast of claim 7, wherein: the embedded part adopts a bolt and an embedded steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021371806.9U CN212954042U (en) | 2020-07-14 | 2020-07-14 | Lattice formula cable saddle hoist and mount portal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021371806.9U CN212954042U (en) | 2020-07-14 | 2020-07-14 | Lattice formula cable saddle hoist and mount portal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212954042U true CN212954042U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021371806.9U Active CN212954042U (en) | 2020-07-14 | 2020-07-14 | Lattice formula cable saddle hoist and mount portal |
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| Country | Link |
|---|---|
| CN (1) | CN212954042U (en) |
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2020
- 2020-07-14 CN CN202021371806.9U patent/CN212954042U/en active Active
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