CN215160273U - Lifting appliance for installing outer side template of prefabricated box girder - Google Patents
Lifting appliance for installing outer side template of prefabricated box girder Download PDFInfo
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- CN215160273U CN215160273U CN202120918609.2U CN202120918609U CN215160273U CN 215160273 U CN215160273 U CN 215160273U CN 202120918609 U CN202120918609 U CN 202120918609U CN 215160273 U CN215160273 U CN 215160273U
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- box girder
- hoist
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Abstract
The utility model relates to a hoist technical field specifically is a hoist of installation precast box girder outside template, including the hoist roof-rack, the bottom four corners department of hoist roof-rack all has the support foot stool through fixing bolt fixed mounting, and it has first hydraulic telescoping rod to peg graft on the support foot stool, bottom center department at the hoist roof-rack is provided with precast box girder center template, and the bottom of precast box girder center template transversely has placed the precast box girder die block, first precast box girder outside template, second precast box girder outside template have been pieced together respectively at the both ends of precast box girder die block, and first precast box girder outside template, second precast box girder outside template and hoist roof-rack all hoist through the hoist main part, the integrated device is special for the hoist and mount setting of precast box girder outside template, and easy operation, technical content is low, easy operation, and can be handed to the hoist main part of first precast box girder outside template through setting, And the outer side template of the second prefabricated box girder is hoisted simultaneously, so that the whole hoisting process is more efficient.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a hoist of installation precast box girder outside template.
Background
The box girder of reinforced concrete structure is divided into prefabricated box girder and cast-in-place box girder, the box girder prefabricated in the independent field combines the bridging machine and can erect after the lower project is accomplished, can accelerate the project progress, practice thrift the time limit for a project, cast-in-place box girder is used for large-scale continuous bridge more, common use material divide, mainly two kinds, firstly, prestressed reinforcement concrete box girder, firstly, steel box girder, wherein, prestressed reinforcement concrete box girder is the site operation, except having vertical prestressing force, some still set up horizontal prestressing force, steel box girder is transported to the site installation after generally processing in the mill, has full steel construction, also has some reinforced concrete layer of mating formation.
Wherein precast box girder need splice its template in process of production, and when assembling to its outside template, need combine corresponding hoist to assemble, but do not have the hoist special for here, and there is certain defect at the in-process of assembling of current hoist, assembles efficiency general, needs to obtain promoting, secondly hoist and move the in-process unstability, easily takes place the rotation, thirdly easily takes place the concatenation dislocation.
Therefore, it is necessary to design a lifting device for installing the external formworks of the precast box girder to solve the above-mentioned problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hoist of installation precast box girder outside template to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a hoist of installation precast box girder outside template, includes the hoist roof-rack, the bottom four corners department of hoist roof-rack all has the support foot stool through fixing bolt fixed mounting, and it has first hydraulic telescoping rod to peg graft on the support foot stool, is provided with precast box girder center template in the bottom center department of hoist roof-rack, and transversely places the precast box girder die block in the bottom of precast box girder center template, has spliced respectively first precast box girder outside template at the both ends of precast box girder die block, second precast box girder outside template, and first precast box girder outside template, second precast box girder outside template and hoist roof-rack are all hoisted through the hoist main part.
As the utility model discloses preferred scheme, the center department of hoist roof-rack is provided with hydraulic pressure workstation, and equal horizontal fixed mounting has the slide bar between hydraulic pressure workstation's both ends and hoist roof-rack, and slide bar top surface center department has seted up the spout, and hydraulic pressure workstation removes all fixed mounting all around between slide bar department and the hoist roof-rack simultaneously has first back up frame, has the second back up frame at the top fixed mounting of first back up frame, and the second back up frame both ends weld respectively in the inner wall both sides of hoist roof-rack.
As the utility model discloses preferred scheme, the hoist main part is including removing slider, chain and anchor clamps, and removes the slider cover and establish on the slide bar, runs through simultaneously on removing the slider and has seted up the installation notch, and meanwhile the slide bar passes the inside of installation notch, and the chain is provided with two sets ofly, simultaneously with remove slider, anchor clamps all cup joint through the lantern ring activity, and meanwhile anchor clamps are the slope form, and with the equal parallel arrangement of first prefabricated case roof beam outside template, the prefabricated case roof beam outside template of second.
As the utility model discloses preferred scheme, hydraulic pressure workstation's top center department fixed mounting has the fixing base, has the second hydraulic stretching pole through fixing bolt fixed mounting between fixing base and removal slider, and is close to removal slider department on the second hydraulic stretching pole and has cup jointed the locomotive, has the pulley in the bottom fixed mounting of locomotive, and pulley and spout sliding connection, and the pulley is located the inside of spout simultaneously.
As the utility model discloses preferred scheme, remove slider, anchor clamps and be located the both ends of chain respectively, and the cross section of installation notch and slide bar all is square form, and the cross-sectional area of installation notch slightly is greater than the cross-sectional area of slide bar simultaneously, and the support frame has all been placed to the bottom of first prefabricated case roof beam outside template, the prefabricated case roof beam outside template of second simultaneously.
As the utility model discloses preferred scheme, slide bar and second reinforcement frame parallel arrangement, and first reinforcement frame is fan-shaped distribution around hydraulic pressure workstation.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, the whole device is special for the hoist and mount setting of prefabricated case roof beam outside template, and whole device simple structure is simultaneously effective, easy operation, and technical content is low, easily goes up the hand, and can hoist first prefabricated case roof beam outside template, the prefabricated case roof beam outside template of second simultaneously through the hoist main part that sets up for it is more high-efficient in the whole hoist and mount process.
2. The utility model discloses in, all contain two sets of chains with every group hoist main part inside can make hoist main part and prefabricated case roof beam outside template cup joint the back, two sets of chains and prefabricated case roof beam outside template are the triangle and enclose and establish, can make on the one hand to connect more firm between the two, prevent to take place to drop at the removal in-process, on the other hand can guarantee the stability of prefabricated case roof beam outside template removal in-process, prevents that prefabricated case roof beam outside template from taking place to rotate.
3. The utility model discloses in, be the slope form through the anchor clamps that set up, and with the equal parallel arrangement of first prefabricated case roof beam outside template, the prefabricated case roof beam outside template of second, can be so that first prefabricated case roof beam outside template, the prefabricated case roof beam outside template of second are in the horizontality at the hoist and mount in-process, with the accurate butt joint in prefabricated case roof beam die block both ends, prevent the concatenation dislocation.
4. The utility model discloses in, the structure through locomotive and pulley and the spout that sets up makes the removal of moving the slider more stable, smooth.
Drawings
Fig. 1 is a schematic view of the overall front external structure of the present invention;
fig. 2 is a schematic top view of the external structure of the top frame of the lifting appliance of the present invention;
fig. 3 is a schematic structural diagram of a hanger main body in front view and side view;
fig. 4 is a schematic view of a partial enlarged structure a of the present invention;
in the figure: 1. a lifting appliance top frame; 11. a hydraulic table; 12. a slide bar; 13. a chute; 14. a first reinforcing frame; 15. a second reinforcing frame; 2. a supporting foot seat; 3. a first hydraulic telescopic rod; 4. prefabricating a box girder center template; 5. prefabricating a bottom die of the box girder; 6. a first precast box girder outer side template; 7. a second prefabricated box girder outer side template; 8. a hanger body; 81. moving the slide block; 82. a chain; 83. a clamp; 84. installing a notch; 9. a fixed seat; 91. a second hydraulic telescopic rod; 92. a mobile vehicle; 93. a pulley.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.
Please refer to fig. 1-4, the present invention provides a technical solution:
the lifting appliance comprises a lifting appliance top frame 1, wherein supporting foot seats 2 are fixedly arranged at four corners of the bottom of the lifting appliance top frame 1 through fixing bolts, first hydraulic telescopic rods 3 are inserted into the supporting foot seats 2, a prefabricated box beam center template 4 is arranged at the center of the bottom of the lifting appliance top frame 1, a prefabricated box beam bottom template 5 is transversely placed at the bottom of the prefabricated box beam center template 4, a first prefabricated box beam outer side template 6 and a second prefabricated box beam outer side template 7 are respectively spliced at two ends of the prefabricated box beam bottom template 5, the first prefabricated box beam outer side template 6, the second prefabricated box beam outer side template 7 and the lifting appliance top frame 1 are respectively lifted through a lifting appliance main body 8, the whole device is specially used for lifting the prefabricated box beam outer side template, meanwhile, the whole device is simple in structure, economical and effective, simple in operation, low in technical content and easy to master, and the lifting appliance main body 8 can be used for lifting the first prefabricated box beam outer side template 6 and the second prefabricated box beam outer side template, And the second prefabricated box girder outer side template 7 is hoisted simultaneously, so that the whole hoisting process is more efficient.
In the embodiment, referring to fig. 1, 2, 3 and 4, a hydraulic workbench 11 is arranged at the center of a hanger top frame 1, slide bars 12 are horizontally and fixedly installed between two ends of the hydraulic workbench 11 and the hanger top frame 1, a sliding chute 13 is formed in the center of the top surface of each slide bar 12, first reinforcing frames 14 are fixedly installed around the hydraulic workbench 11 except the positions of the slide bars 12 and between the hanger top frame 1, second reinforcing frames 15 are fixedly installed at the tops of the first reinforcing frames 14, and two ends of each second reinforcing frame 15 are respectively welded to two sides of the inner wall of the hanger top frame 1; the lifting appliance main body 8 comprises a movable sliding block 81, chains 82 and clamps 83, the movable sliding block 81 is sleeved on the sliding rod 12, meanwhile, installation notches 84 are formed in the movable sliding block 81 in a penetrating mode, meanwhile, the sliding rod 12 penetrates through the installation notches 84, two groups of chains 82 are arranged, meanwhile, the movable sliding block 81 and the clamps 83 are movably sleeved through lantern rings, meanwhile, the clamps 83 are inclined and are arranged in parallel with the first prefabricated box girder outer side template 6 and the second prefabricated box girder outer side template 7; the movable sliding block 81 and the clamp 83 are respectively positioned at two ends of the chain 82, the cross sections of the installation notch 84 and the slide rod 12 are square, the cross section area of the installation notch 84 is slightly larger than that of the slide rod 12, and meanwhile, the bottoms of the first prefabricated box girder outer side template 6 and the second prefabricated box girder outer side template 7 are respectively provided with a support frame; the slide bars 12 and the second reinforcing frames 15 are arranged in parallel, the first reinforcing frames 14 are distributed around the hydraulic workbench 11 in a fan shape, after the lifting tool main body 8 and the outer side template of the prefabricated box girder are sleeved by two groups of chains 82 in each group of lifting tool main body 8, the two groups of chains 82 and the outer side template of the prefabricated box girder are arranged in a triangular surrounding manner, on one hand, the connection between the two groups of chains is more stable and can be prevented from falling off in the moving process, on the other hand, the stability of the outer side template of the prefabricated box girder in the moving process can be ensured, the outer side template of the prefabricated box girder can be prevented from rotating, meanwhile, the arranged clamps 83 are inclined and are arranged in parallel with the outer side template 6 of the first prefabricated box girder and the outer side template 7 of the second prefabricated box girder, the outer side template 6 of the first prefabricated box girder and the outer side template 7 of the second prefabricated box girder can be in a horizontal state in the lifting process and are accurately butted with two ends of the bottom template 5 of the prefabricated box girder, and splicing dislocation is prevented.
In an embodiment, referring to fig. 1, 2 and 4, a fixed seat 9 is fixedly installed at a top center of the hydraulic workbench 11, a second hydraulic telescopic rod 91 is fixedly installed between the fixed seat 9 and the movable sliding block 81 through a fixing bolt, a moving vehicle 92 is sleeved on the second hydraulic telescopic rod 91 near the movable sliding block 81, a pulley 93 is fixedly installed at a bottom of the moving vehicle 92, the pulley 93 is slidably connected with the sliding groove 13, the pulley 93 is located inside the sliding groove 13, and the moving of the movable sliding block 81 is more stable and smooth through the structures of the moving vehicle 92, the pulley 93 and the sliding groove 13.
The working principle is as follows: during hoisting, the clamps 83 at the bottom ends of the two groups of chains 82 are sleeved on the bottom surfaces of the front side and the rear side of the first prefabricated box girder outer side formwork 6 and the second prefabricated box girder outer side formwork 7, then the first hydraulic telescopic rod 3 is started to expand, so that the height of the supporting foot seats 2 is extended until the bottom ends of the first prefabricated box girder outer side formwork 6 and the second prefabricated box girder outer side formwork 7 are horizontally unified with the two ends of the prefabricated box girder bottom formwork 5, then the second hydraulic telescopic rod 91 is started to contract, at the moment, the contraction drives the movable trolley 92 and the movable sliding blocks 81 to move towards the direction of the fixed seats 9 on the sliding rods 12 until the bottom ends of the first prefabricated box girder outer side formwork 6 and the second prefabricated box girder outer side formwork 7 are attached to the two ends of the prefabricated box girder bottom formwork 5, at the moment, the supporting frames can be placed at the bottoms of the first prefabricated box girder outer side formwork 6 and the second prefabricated box girder outer side formwork 7, and then the supporting frames can be placed at the bottom ends of the first prefabricated box girder outer side formwork 6 and the second prefabricated box girder outer side formwork 7, The bottom end of the second precast box girder outer side template 7 is fixedly connected with two ends of the precast box girder bottom template 5, after the connection is finished, the clamp 83 can be directly disassembled, and the lifting tool main body 8 is reset, so that the lifting of the precast box girder outer side template is finished, the integral device is specially used for lifting the precast box girder outer side template, simultaneously, the integral device has simple structure, economy and efficiency, simple operation, low technical content and easy operation, the first precast box girder outer side template 6 and the second precast box girder outer side template 7 can be simultaneously lifted by the arranged lifting tool main body 8, the whole lifting process is more efficient, simultaneously, after the lifting tool main body 8 and the precast box girder outer side template are sleeved, the two groups of chains 82 and the precast box girder outer side template are arranged in a triangular surrounding manner, on one hand, the connection between the two groups of chains 82 is more stable, prevent to take place to drop at the removal in-process, on the other hand can guarantee the stability of prefabricated case roof beam outside template removal in-process, prevent that prefabricated case roof beam outside template from taking place to rotate, be the slope form through the anchor clamps 83 that set up simultaneously, and with first prefabricated case roof beam outside template 6, the equal parallel arrangement of second prefabricated case roof beam outside template 7, can make first prefabricated case roof beam outside template 6, second prefabricated case roof beam outside template 7 is in the horizontality at hoist and mount in-process, with the accurate butt joint in prefabricated case roof beam die block 5 both ends, prevent the concatenation dislocation, meanwhile make the removal of moving slide 81 more stable through the structure of the locomotive 92 and pulley 93 and the spout 13 that set up, the smoothness, certain spreading value has.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hoist of installation precast box girder outside template, includes hoist roof-rack (1), its characterized in that: the bottom four corners department of hoist roof-rack (1) all has support foot stool (2) through fixing bolt fixed mounting, and it has first hydraulic telescoping rod (3) to peg graft on support foot stool (2), bottom center department at hoist roof-rack (1) is provided with prefabricated case roof beam center form (4), and prefabricated case roof beam die block (5) have transversely been placed to the bottom of prefabricated case roof beam center form (4), first prefabricated case roof beam outside template (6), prefabricated case roof beam outside template (7) of second have been pieced together respectively at the both ends of prefabricated case roof beam die block (5), and first prefabricated case roof beam outside template (6), prefabricated case roof beam outside template (7) of second and hoist roof-rack (1) are all hoisted through hoist main part (8).
2. The lifting appliance for installing the external side formwork of the precast box girder according to claim 1, wherein: the center department of hoist roof-rack (1) is provided with hydraulic pressure workstation (11), equal horizontal fixed mounting has slide bar (12) between the both ends of hydraulic pressure workstation (11) and hoist roof-rack (1), and slide bar (12) top surface center department has seted up spout (13), simultaneously hydraulic pressure workstation (11) remove all around slide bar (12) department and hoist roof-rack (1) between equal fixed mounting have first strengthening frame (14), top fixed mounting at first strengthening frame (14) has second strengthening frame (15), and second strengthening frame (15) both ends weld respectively in the inner wall both sides of hoist roof-rack (1).
3. The lifting appliance for installing the external side formwork of the precast box girder according to claim 1, wherein: hoist main part (8) are including removing slider (81), chain (82) and anchor clamps (83), and remove slider (81) cover and establish on slide bar (12), run through simultaneously on removing slider (81) and seted up installation notch (84), meanwhile slide bar (12) pass the inside of installation notch (84), and chain (82) are provided with two sets ofly, simultaneously with removing slider (81), anchor clamps (83) all cup joint through the lantern ring activity, meanwhile anchor clamps (83) are the slope form, and with first prefabricated case roof beam outside template (6), the equal parallel arrangement of second prefabricated case roof beam outside template (7).
4. The lifting appliance for installing the external side formwork of the precast box girder according to claim 2, wherein: fixed mounting is located at the top center of hydraulic pressure workstation (11) has fixing base (9), there is second hydraulic stretching pole (91) through fixing bolt fixed mounting between fixing base (9) and removal slider (81), and second hydraulic stretching pole (91) go up and to be close to removal slider (81) department and cup jointed locomotive (92), there are pulley (93) bottom fixed mounting in locomotive (92), and pulley (93) and spout (13) sliding connection, pulley (93) are located the inside of spout (13) simultaneously.
5. The lifting appliance for installing the external side formwork of the precast box girder according to claim 3, wherein: the movable sliding block (81) and the clamp (83) are respectively located at two ends of the chain (82), the cross sections of the installation notches (84) and the sliding rods (12) are square, the cross section area of each installation notch (84) is slightly larger than that of each sliding rod (12), and meanwhile supporting frames are placed at the bottoms of the first prefabricated box girder outer side template (6) and the second prefabricated box girder outer side template (7).
6. The lifting appliance for installing the external side formwork of the precast box girder according to claim 2, wherein: the sliding rod (12) and the second reinforcing frame (15) are arranged in parallel, and the first reinforcing frame (14) is distributed around the hydraulic working table (11) in a fan shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120918609.2U CN215160273U (en) | 2021-04-29 | 2021-04-29 | Lifting appliance for installing outer side template of prefabricated box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120918609.2U CN215160273U (en) | 2021-04-29 | 2021-04-29 | Lifting appliance for installing outer side template of prefabricated box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215160273U true CN215160273U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120918609.2U Active CN215160273U (en) | 2021-04-29 | 2021-04-29 | Lifting appliance for installing outer side template of prefabricated box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215160273U (en) |
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2021
- 2021-04-29 CN CN202120918609.2U patent/CN215160273U/en active Active
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