CN212532083U - Truss type combined arch bridge small component dismantling stabilizing device - Google Patents
Truss type combined arch bridge small component dismantling stabilizing device Download PDFInfo
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- CN212532083U CN212532083U CN202021043928.5U CN202021043928U CN212532083U CN 212532083 U CN212532083 U CN 212532083U CN 202021043928 U CN202021043928 U CN 202021043928U CN 212532083 U CN212532083 U CN 212532083U
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Abstract
The utility model discloses a stabilising arrangement is demolishd to little component of truss-like combination arched bridge, including front end bottom longeron, the rear of front end bottom longeron is rear end bottom longeron system, install many crossbeams that are parallel to each other on front end bottom longeron and the rear end bottom longeron system, many crossbeam front end top is fixed with mounting plate, the last stand that is fixed with of mounting plate, the top of stand is fixed with horizontal installation roof beam, the preceding of horizontal installation roof beam, the rear both ends respectively are fixed with 1 fixed pulley, also be provided with 1 fixed pulley on the mounting plate at stand bottom rear, crossbeam afterbody top is fixed with the mounting bracket, the hoist engine is installed to the mounting bracket front end, the hoist engine rear is hoist engine driving motor, hoist engine driving motor rear is electric cabinet and control box, the system of coiling has the hoist cable on the hoist engine, the hoist cable is connected with the lifting hook after 3 fixed pulleys. The utility model discloses a device has advantages such as security performance height, impact resistance reinforce, simple structure, convenient to use and low cost.
Description
Technical Field
The utility model relates to a demolish stabilising arrangement, especially a little component of purlin formula combination arched bridge demolish stabilising arrangement.
Background
With the rapid development of the economy of China, the construction business of China is going on vigorously. Many of the previous infrastructures and the demand for social development are not satisfied, so that the old facilities need to be dismantled and then rebuilt again, and the bridge construction is the same. In the old bridge dismantling process, the rapid dismantling method is blasting dismantling, but for the bridge with severe environmental protection requirement in the area, the blasting dismantling method cannot be used, but only a block-by-block cutting mode is used, and the cut small components need to be transported away by using a hoisting device. At present, the most common lifting device is a crane which is often seen by people, and an operator operates the crane in a cab. Most of bridge structures are made of reinforced concrete, so that the weight of the bridge structures is relatively large, when cut components are separated from a bridge main body, the instantaneous impact force is relatively large, a crane connected with the bridge structures can be overturned and fall to the position below the bridge, and the danger is relatively large. Moreover, in the bridge dismantling process, more objects need to be hoisted, and if all the objects need to be hoisted by using a crane, a large number of cranes need to be rented, so that the cost is high.
Disclosure of Invention
An object of the utility model is to provide a stabilising arrangement is demolishd to purlin formula combination arched bridge minor member. The device can be automatically processed, has simple structure, lower cost and higher safety, and is more convenient to use.
The technical scheme of the utility model: the utility model provides a stabilising arrangement is demolishd to little component of truss-like combination arched bridge, including front end bottom longeron, the rear of front end bottom longeron is rear end bottom longeron system, the universal wheel is installed to front end bottom longeron and rear end bottom longeron system bottom, many crossbeams that are parallel to each other are installed at its top, many crossbeam front end top are fixed with mounting plate, the last stand that is fixed with of mounting plate, the top of stand is fixed with horizontal installation roof beam, the preceding of horizontal installation roof beam, the rear both ends respectively are fixed with 1 fixed pulley, also be provided with 1 fixed pulley on the mounting plate at stand bottom rear, crossbeam afterbody top is fixed with the mounting bracket, the hoist engine is installed to the mounting bracket front end, the hoist engine rear is hoist engine driving motor, hoist engine driving motor rear is electric cabinet and control box, the system has the hoist cable on the hoist engine, the hoist cable is connected with the lifting hook after 3 fixed pulleys.
In the device for detaching and stabilizing the small member of the truss type combined arch bridge, the periphery of the bottom of the upright post is fixedly connected with the mounting bottom plate through the reinforced wing plates, 1 supporting rod is respectively arranged on the front side and the rear side of the middle part of the upright post, and the other ends of the 2 supporting rods are respectively connected with the bottoms of the front end and the rear end of the transverse mounting beam.
In the device for dismounting and stabilizing the small component of the truss type combined arch bridge, the top surface of the upright post is fixedly provided with the mounting block, and the transverse mounting beam is fixedly connected with the top surface of the mounting block.
In the device for dismounting and stabilizing the small member of the truss type combined arch bridge, the periphery of the top of the upright post is fixedly connected with the mounting block through the reinforced wing plate.
In the device for dismounting and stabilizing the small component of the truss type combined arch bridge, the left end and the right end of the longitudinal beam system at the bottom of the rear end are respectively connected with 1 inclined support, and the other ends of the 2 inclined supports are fixedly connected with the side surface of the top end of the upright post.
In the device for removing and stabilizing the small member of the truss type combined arch bridge, 1 traveling winch is respectively fixed at the front end and the rear end of the bottom of the cross beam at the outermost side, the front end and the rear end of the mounting frame are respectively provided with the penetrating holes, and the left end and the right end of the longitudinal beam at the bottom of the front end are also provided with the penetrating holes.
In the device for dismantling and stabilizing the small truss type combined arch bridge member, the rear bottom longitudinal beam system comprises 2 longitudinal beams which are parallel to each other, steel plates are fixed at the bottoms, the left ends and the right ends of the 2 longitudinal beams to form a frame structure, and concrete is poured in the frame structure.
In the device for detaching and stabilizing the small component of the truss type combined arch bridge, the transverse installation beam is formed by welding 2I-beams which are arranged in parallel, 1 notch penetrating through the top and the bottom of each 2I-beams is respectively arranged at the front end and the rear end of each 2I-beams, and 1 fixed pulley is respectively arranged at each notch.
In the device for dismounting and stabilizing the small component of the truss type combined arch bridge, the upright post is fixedly welded with the plurality of threaded reinforcing steel bars at intervals in parallel along the height direction of the upright post.
The utility model has the advantages that: compared with the prior art, the utility model discloses a device has the advantage of following several aspects:
1. the electric cabinet and the operation box are arranged at the rearmost end of the device, and in the operation process, a person only needs to stand on the ground behind the device to control the device to move. Even if the phenomenon that the device is overturned and even falls off the bridge bottom due to the fact that the instantaneous impact force of the hoisting member is overlarge occurs, the personal safety of operators cannot be endangered, and the safety performance is high.
2. The main structure of the device is formed by welding and processing residual materials of I-shaped steel, U-shaped steel, angle steel, steel plates and the like in a processing field. The processing cost of the whole device is only about 2 thousands, and a plurality of devices can be processed for long-term use, so that the renting quantity of cranes can be reduced, and the renting cost of the cranes is saved.
3. This device sets up the mounting bracket through the rear end, and hoist engine and driving motor fix on the mounting bracket, and hoist engine and driving motor still are equivalent to the balancing weight except the lifting function of self, need not set up the counter weight in addition.
4. The device is provided with the walking winch and the penetrating hole, when the walking winch moves left and right, the hook rope of the walking winch is connected with an object in front, the hook rope is retracted to drive the device to move left and right, when the device needs to move front and back, the winch is fixed in front of the device, and the hook rope of the winch is hung and buckled in the penetrating hole to drive the device to move front and back. The walking driving structure is simple, and the use is convenient.
5. The rear end bottom longitudinal beam system is welded into a frame structure just before, and concrete is poured, so that the mass of the rear end of the device is increased, the counter weight is increased, and the impact resistance of the device can be improved through simple arrangement.
In summary, the utility model has the advantages of high safety performance, strong impact resistance, simple structure, convenient use, low cost, etc.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the structure of FIG. 1;
fig. 3 is a side view of fig. 1.
Reference numerals: 1-front end bottom longitudinal beam, 2-rear end bottom longitudinal beam system, 3-cross beam, 4-mounting bottom plate, 5-upright post, 6-transverse mounting beam, 7-fixed pulley, 8-mounting rack, 9-winch, 10-winch driving motor, 11-electric cabinet and operation box, 12-sling, 13-lifting hook, 14-reinforced wing plate, 15-supporting rod, 16-mounting block, 17-oblique support, 18-walking winch, 19-penetrating hole, 20-twisted steel bar and 21-universal wheel.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
The embodiment of the utility model provides a: a truss type combined arch bridge small component dismantling stabilizing device is shown in attached figures 1-3 and comprises a front end bottom longitudinal beam 1 formed by processing I-steel, a rear end bottom longitudinal beam system 2 parallel to the front end bottom longitudinal beam 1 is arranged behind the front end bottom longitudinal beam 1, universal wheels 21 are mounted at the bottoms of the front end bottom longitudinal beam 1 and the rear end bottom longitudinal beam system 2, a plurality of cross beams 3 parallel to each other are mounted at the tops of the front end bottom longitudinal beam 1 and the rear end bottom longitudinal beam system 2, and two ends of each cross beam 3 are fixed on the front end bottom longitudinal beam 1 and the rear end bottom longitudinal beam system 2 respectively. Fixed welding of many 3 front end tops of crossbeam has 1 mounting plate 4, vertical fixed welding has 1 stand 5 on mounting plate 4, the fixed welding in top of stand 5 has 1 horizontal installation roof beam 6, the preceding of horizontal installation roof beam 6, the back both ends respectively are fixed with 1 fixed pulley 7, also be provided with 1 fixed pulley 7 on the mounting plate 4 at stand 5 bottom rear, this fixed pulley 7 is fixed on the fixed pulley mounting bracket, 3 afterbody tops of crossbeam are fixed with mounting bracket 8, hoist engine 9 is installed to 8 front ends of mounting bracket, hoist engine 9 rear is hoist engine driving motor 10, hoist engine driving motor 10 rear is electric cabinet and control box 11, the last coiling of hoist engine 9 has hoist rope 12, hoist rope 12 is connected with lifting hook 13 behind 3 fixed pulleys 7.
The utility model discloses in the use, remove the device to suitable handling position through universal wheel 21, then the dead universal wheel 21 of lock avoids the device to remove. Before the part of the bridge to be dismantled is cut, the part is bound by a steel rope and hooked by a hook 13. In the whole device, the winch 9 and the winch driving motor 10 are arranged at the tail part of the device, so that the device not only plays a lifting role, but also is equivalent to a balancing weight. Thereby eliminating the need for additional counterweights. The hoist 9 can be a large-tonnage hoist, so that the hoisting capacity can be improved, and the counterweight can be increased. After the bridge member cutting finishes, operating personnel stands at the device rear side, thereby makes hoist engine driving motor 10 drive the winder 9 and rotate through control electric cabinet and control box 11, with hoist cable 12 coiling on hoist engine 9 to upwards hang the cutting member away, hang from again the mobile device walk backward behind being higher than the decking, the haulage vehicle enters the court, with the cutting member pull away can. The fixed pulley 7 realizes the guiding function of the sling 12 in the whole process.
The periphery of the bottom of the upright post 5 is fixedly connected with the mounting bottom plate 4 through the reinforcing wing plate 14, so that the upright post 5 is reinforced. The front and rear sides of the middle part of the upright post 5 are respectively provided with 1 supporting rod 15, and the other ends of the 2 supporting rods 15 are respectively connected with the bottoms of the front and rear ends of the transverse mounting beam 6. The reinforcement of the transverse mounting beam 6 is achieved by 2 support bars 15.
The top surface of the upright post 5 is fixedly provided with a mounting block 16, and the transverse mounting beam 6 is fixedly connected with the top surface of the mounting block 16. The contact and connection force-receiving area of the transverse mounting beam 6 and the top of the upright post 5 is increased, and better connection strength is ensured.
The periphery of the top of the upright post 5 is fixedly connected with a mounting block 16 through a reinforcing wing plate 14. A secure connection of the mounting block 16 and the upright 5 is achieved.
The left end and the right end of the rear end bottom longitudinal beam system 2 are respectively connected with 1 inclined support 17, and the other ends of the 2 inclined supports 17 are fixedly connected with the side face of the top end of the upright post 5. The overall connection strength of the device is enhanced, so that the upper structure and the lower structure form 1 whole.
The front end and the rear end of the bottom of the cross beam 3 at the outermost side are respectively fixed with 1 traveling winch 18, the front end and the rear end of the mounting rack 8 are respectively provided with a penetrating hole 19, and the left side and the right side of each end are respectively provided with a penetrating hole 19. The left and right ends of the front bottom longitudinal beam 1 are also provided with through holes 19, and the left and right sides of each end are also provided with through holes 19. Because the device is also heavier in weight, if the device is moved by manpower, the device is more laborious. A traveling hoist 18 and a penetration hole 19 are provided. When the device needs to move in the left and right directions, the hook rope of the walking winch 18 is fixed on a fixed object in front of the left side or the right side of the device, the walking winch 18 is started to contract the hook rope, and then the device can be pulled to move to the left side or the right side. When the device needs to move forwards or backwards, 1 winch is fixed on a fixed object in front of or behind the device, two ends of a steel rope are respectively fixed on the penetrating holes 19 at the left end and the right end of the mounting frame 8, or are fixed on the penetrating holes 19 at the bottom longitudinal beam 1 and the right end of the front end, then a hook rope of the winch is connected with the steel rope, the winch is started to enable the hook rope to contract, and the device can be driven to move forwards or backwards.
Rear end bottom longeron system 2 is including 2 longerons that are parallel to each other, and the bottom and the left and right both ends of 2 longerons are all fixed welding to have the steel sheet to constitute 1 frame structure, and the concrete has been pour in the frame structure. The tail part of the whole device is equivalent to a counterweight, so the arrangement is mainly used for increasing the weight of the tail part of the device, namely, the counterweight.
The transverse mounting beam 6 is formed by welding 2 parallel H-shaped steels, 1 notch penetrating the top and the bottom of the transverse mounting beam is respectively arranged at the front end and the rear end of each of the 2H-shaped steels, and 1 fixed pulley 7 is respectively arranged at the notch. In the lifting process, the gravity borne by the sling 12 is transmitted to the transverse mounting beam 6 through the fixed pulley on the transverse mounting beam 6 and then transmitted to the upright post 5. The transverse mounting beam 6 is used as a main bearing component and has relatively high requirement, so that the transverse mounting beam is formed by welding two I-shaped steels, the top side and the bottom side of each I-shaped steel are welded together, and a gap is arranged to facilitate the mounting of the fixed pulley 7.
A plurality of threaded steel bars 20 are fixedly welded on the upright post 5 at intervals in parallel along the height direction of the upright post. The escalator structure is formed, so that the fixed pulley 7 at the top of the device can be conveniently overhauled and replaced by personnel.
Claims (9)
1. The utility model provides a stabilising arrangement is demolishd to little component of purlin formula combination arched bridge which characterized in that: the device comprises a front end bottom longitudinal beam (1), a rear end bottom longitudinal beam system (2) is arranged behind the front end bottom longitudinal beam (1), universal wheels (21) are arranged at the bottoms of the front end bottom longitudinal beam (1) and the rear end bottom longitudinal beam system (2), a plurality of cross beams (3) which are parallel to each other are arranged at the tops of the front end bottom longitudinal beam (1) and the rear end bottom longitudinal beam system (2), a mounting bottom plate (4) is fixed on the top surfaces of the front ends of the cross beams (3), a stand column (5) is fixed on the mounting bottom plate (4), a transverse mounting beam (6) is fixed on the top end of the stand column (5), 1 fixed pulley (7) is respectively fixed at the front end and the rear end of the transverse mounting beam (6), 1 fixed pulley (7) is also arranged on the mounting bottom plate (4) behind the bottom of the stand column (5), a mounting frame (8) is fixed above the tail part of the cross beam (3), a winch (9) is arranged, an electric cabinet and an operation box (11) are arranged behind a winch driving motor (10), a sling (12) is wound on a winch (9), and the sling (12) is connected with a lifting hook (13) after passing through 3 fixed pulleys (7).
2. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the bottom of the upright post (5) is fixedly connected with the mounting bottom plate (4) through the reinforcing wing plate (14), the front side and the rear side of the middle part of the upright post (5) are respectively provided with 1 supporting rod (15), and the other ends of the 2 supporting rods (15) are respectively connected with the bottoms of the front end and the rear end of the transverse mounting beam (6).
3. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the top surface of the upright post (5) is fixedly provided with a mounting block (16), and the transverse mounting beam (6) is fixedly connected with the top surface of the mounting block (16).
4. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 3, wherein: the periphery of the top of the upright post (5) is fixedly connected with the mounting block (16) through a reinforcing wing plate (14).
5. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the left end and the right end of the rear end bottom longitudinal beam system (2) are respectively connected with 1 inclined support (17), and the other ends of the 2 inclined supports (17) are fixedly connected with the side face of the top end of the upright post (5).
6. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the front end and the rear end of the bottom of the cross beam (3) at the outermost side are respectively fixed with 1 traveling winch (18), the front end and the rear end of the mounting rack (8) are respectively provided with a penetrating hole (19), and the left end and the right end of the bottom longitudinal beam (1) at the front end are also provided with penetrating holes (19).
7. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the rear end bottom longitudinal beam system (2) comprises 2 longitudinal beams which are parallel to each other, steel plates are fixed at the bottoms, the left ends and the right ends of the 2 longitudinal beams to form a frame structure, and concrete is poured in the frame structure.
8. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: the transverse mounting beam (6) is formed by welding 2 parallel H-shaped steels, 1 notch penetrating the top and the bottom of the transverse mounting beam is respectively arranged at the front end and the rear end of each of the 2H-shaped steels, and 1 fixed pulley (7) is respectively arranged at the notch.
9. The truss type composite arch bridge small component dismantling and stabilizing device as claimed in claim 1, wherein: a plurality of threaded steel bars (20) are fixedly welded on the upright post (5) at intervals in parallel along the height direction of the upright post.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043928.5U CN212532083U (en) | 2020-06-09 | 2020-06-09 | Truss type combined arch bridge small component dismantling stabilizing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043928.5U CN212532083U (en) | 2020-06-09 | 2020-06-09 | Truss type combined arch bridge small component dismantling stabilizing device |
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| CN212532083U true CN212532083U (en) | 2021-02-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116986493A (en) * | 2023-09-25 | 2023-11-03 | 成都市大通路桥机械有限公司 | Crane |
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2020
- 2020-06-09 CN CN202021043928.5U patent/CN212532083U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116986493A (en) * | 2023-09-25 | 2023-11-03 | 成都市大通路桥机械有限公司 | Crane |
| CN116986493B (en) * | 2023-09-25 | 2023-11-28 | 成都市大通路桥机械有限公司 | Crane |
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