CN211769722U - Lifting appliance for prefabricated steel spring floating plate - Google Patents
Lifting appliance for prefabricated steel spring floating plate Download PDFInfo
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- CN211769722U CN211769722U CN202020084473.5U CN202020084473U CN211769722U CN 211769722 U CN211769722 U CN 211769722U CN 202020084473 U CN202020084473 U CN 202020084473U CN 211769722 U CN211769722 U CN 211769722U
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- spring floating
- prefabricated steel
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Abstract
The utility model relates to a lifting appliance for a prefabricated steel spring floating plate, which comprises a balance mechanism and two lifting appliance components, wherein the two ends of the balance mechanism are respectively symmetrically arranged, the two lifting appliance components are respectively connected with a crane, and the distance between the lifting appliance components is greater than the length of the prefabricated steel spring floating plate; and the first lifting pieces are arranged on the balance mechanism, the number of the first lifting pieces is two, the center lines of the balance mechanism are symmetrically arranged, and the first lifting pieces are connected with the vibration isolator on the prefabricated steel spring floating plate through slings. The application provides a hoist for prefabricated steel spring floating plate reduces rocking of prefabricated steel spring floating plate hoist and mount in-process for hoist and mount are steady, improve the security, improve equipment utilization, reduce the hoist and mount cost, practice thrift the operating expenses.
Description
Technical Field
The utility model belongs to the technical field of railway rails lays and specifically relates to a hoist for prefabricated steel spring floating plate.
Background
How to solve the problem of the damage of vibration and noise to the environment and the influence of resident life in rail transit becomes the focus of people focusing on subway construction. The traditional vibration reduction technology is limited in vibration reduction and noise reduction, the vibration and noise generated when a train runs through can still directly influence the life and health of people, and adverse effects are caused to the surrounding environment to a certain extent, so that the traditional vibration reduction technology is obviously not applicable in special areas with high vibration reduction requirements.
Through the technical development for many years, the vibration reduction and isolation aspect is broken through, the floating slab track structure is improved, various floating slab structural forms, a matched vibration reduction support and a construction process are developed in sequence, a steel spring floating slab track bed track structure is usually used, and a concrete track bed plate with certain mass and rigidity is mainly floated on the basis of an underground line structure through a vibration isolator internally containing a spiral steel spring and viscous damping. The viscous damping of the steel spring vibration isolator enables the steel spring to have three-dimensional elasticity, so that the stability and the safety of a vibration reduction system are improved, the capability of inhibiting and absorbing solid-borne sound is achieved, the noise and the vibration of a train passing by are greatly reduced, and the influence on the surrounding environment is reduced to the maximum extent.
In order to shorten the construction period and reduce the influence of external factors such as rainy days on the construction period, the steel spring floating plate 5 is prefabricated before track laying, but the length of the steel spring floating plate is 6m, the weight of the steel spring floating plate reaches 15 tons, the maximum load of a single machine crane is only 10t, and the single machine crane cannot hoist the prefabricated steel spring floating plate 5 with the length of 6 m. Therefore, the double-machine crane is adopted, the double-machine crane meets the requirement, when the supporting legs of the double-machine crane are closed, the distance between the double-machine crane is larger than 6m, the steel wire rope of the double-machine crane is V-shaped during hoisting, and in the hoisting process, as the double-machine crane moves synchronously, once the situation that the speed is fast or slow occurs, the prefabricated steel spring floating plate shakes, so that the potential safety hazard in the hoisting process is increased.
SUMMERY OF THE UTILITY MODEL
The technical problem is solved, an object of the utility model is to provide a hoist for prefabricated steel spring floating plate reduces rocking of prefabricated steel spring floating plate hoist and mount in-process for hoist and mount are steady, improve the security, improve equipment utilization rate reduces the hoist and mount cost, practices thrift the operating expenses.
The technical scheme of the utility model as follows:
a lifting appliance for prefabricating a steel spring floating plate comprises a balance mechanism and lifting appliance assemblies, wherein the lifting appliance assemblies are arranged at two ends of the balance mechanism and are respectively symmetrically arranged, the two lifting appliance assemblies are respectively connected with a crane, and the distance between the lifting appliance assemblies is greater than the length of a prefabricated steel spring floating plate 5;
and the first lifting pieces are arranged on the balance mechanism, the number of the first lifting pieces is two, the center lines of the balance mechanism are symmetrically arranged, and the first lifting pieces are connected with the vibration isolator on the prefabricated steel spring floating plate through slings.
Preferably, the first hanger is arranged perpendicular to the balancing mechanism,
and two ends of the first hanging piece are respectively provided with a first hanging structure, and the first hanging structures can be connected with the vibration isolator on the prefabricated steel spring floating plate.
Preferably, the first hoisting structure comprises two baffles arranged above the first hoisting member, the two baffles are arranged oppositely, the baffles are arranged vertically in the length direction of the first hoisting member,
and a U-shaped groove formed by the two baffles.
Preferably, bolts are arranged above the two baffles, and the bolts are arranged above the U-shaped groove.
Preferably, the balancing mechanism comprises cross beams arranged parallel to each other,
the longitudinal beams are connected with the two cross beams and are provided with at least two.
Preferably, the spreader assembly comprises four of the second suspension elements arranged on the cross beam, two of the second suspension elements being provided at one end of the cross beam respectively.
Preferably, the second hanger spacing on both sides of the axis perpendicular to the beam is greater than 6.25m and less than 9.15 m.
Preferably, the second hanger includes a base plate connected to the cross member,
the base plate is provided with a hole for the lifting rope to pass through.
Preferably, reinforcing ribs are arranged on both sides of the base plate.
Preferably, the lifting appliance for prefabricating the steel spring floating plate is made of H-shaped steel or channel steel.
The utility model provides a hoist for prefabricated steel spring floating plate, including balance mechanism, be equipped with the hoist subassembly in the left and right sides of balance mechanism's top, balance mechanism's below is equipped with two first hanging pieces, and two first hanging pieces set up with balance mechanism central line symmetry, and first hanging piece passes through the hoist cable and is connected with the isolator on the prefabricated steel spring floating plate for prefabricated steel spring floating plate keeps the level. The crane is respectively connected with the lifting appliance component above the balance mechanism, and provides pulling force through the balance mechanism. Because the length of the steel spring floating plate is 6m, and the distance between the two cranes is larger than 6m, the steel wire rope of the two cranes is V-shaped during hoisting in the hoisting process of the two cranes. Through setting up balance mechanism, set up two hoist subassemblies on balance mechanism, and the distance is greater than the length of prefabricated steel spring floating plate between the hoist subassembly, and it is perpendicular with prefabricated steel spring floating plate to open the pulling force that makes two board hoists provide, reaches the steady purpose of hoist and mount. In the prior art, in order to solve this problem, adopt 100t truck crane to hoist usually, just so increased equipment cost and dropped into, the hoist that is used for prefabricated steel spring floating plate that this application provided not only makes hoist and mount steady, improves the utilization ratio of existing equipment simultaneously, reduces hoisting cost, practices thrift the operating expenses.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a lifting appliance for prefabricating a steel spring floating plate in the embodiment;
fig. 2 is a schematic view of a second hanging member and a first hoisting structure in the embodiment.
Reference numbers in the drawings illustrate: 1. a balancing mechanism; 11. a cross beam; 12. a stringer; 2. a spreader assembly; 21. a second hanger; 211. a substrate; 212. reinforcing ribs; 3. a first hanger; 4. a first hoisting structure; 41. a baffle plate; 42. a U groove; 5. and (5) prefabricating a steel spring floating plate.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the components or elements 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.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.
Please show as fig. 1 to fig. 2, the utility model provides a hoist for precast steel spring floating plate, including balance mechanism 1, be equipped with hoist subassembly 2 in the left and right sides of balance mechanism 1's top, the below of balance mechanism 1 is equipped with two first lifting member 3, and two first lifting member 3 set up with balance mechanism 1 central line symmetry, and first lifting member 3 passes through the hoist cable and is connected with the isolator on precast steel spring floating plate 5 for precast steel spring floating plate 5 keeps the level. The cranes are respectively connected with the lifting appliance components 2 above the balance mechanism 1, and provide tension through the balance mechanism 1. Because the length of the steel spring floating plate is 6m, and the distance between the two cranes is larger than 6m, the steel wire rope of the two cranes is V-shaped during hoisting in the hoisting process of the two cranes. Through setting up balance mechanism 1, set up two hoist assemblies 2 on balance mechanism 1, and the distance is greater than the length of prefabricated steel spring floating slab 5 between hoist assembly 2, and it makes the pulling force that twin engine platform hung and provides perpendicular with prefabricated steel spring floating slab 5 to open, reaches the steady purpose of hoist and mount. In the prior art, in order to solve this problem, adopt 100t truck crane to hoist usually, just so increased equipment cost and dropped into, the hoist that is used for prefabricated steel spring floating plate that this application provided not only makes hoist and mount steady, improves the utilization ratio of existing equipment simultaneously, reduces hoisting cost, practices thrift the operating expenses.
Wherein, first hanging 3 sets up with balance mechanism 1 is perpendicular, the both ends of first hanging 3 all are equipped with first hoisting structure 4, first hoisting structure 4 can be connected with the isolator on prefabricated steel spring floating plate 5, first hanging 3 is provided with 2, all be provided with first hoisting structure 4 on every first hanging 3, be equipped with four hoisting points on every prefabricated steel spring floating plate 5 like this, these four hoisting points evenly set up around 5 centrobaric of prefabricated steel spring floating plate for hoist and mount steadily. The vibration isolator is divided into an outer sleeve and an inner sleeve, the inner sleeve with a hanging ring is placed into the outer sleeve during hoisting, the inner sleeve rotates 60 degrees, and then the steel wire rope is hung on the hanging ring.
Further, the first hoisting structure 4 comprises a stopper arranged above the first hoisting member 3, the stopper comprises oppositely arranged baffle plates 41, the baffle plates 41 are vertically arranged in the length direction of the first hoisting member 3, and a U-shaped groove 42 surrounded by the two baffle plates 41. The steel wire rope is hung in the U groove 42 of the first hoisting structure 4, the baffle 41 is arranged on the first hoisting part 3 in the length direction, and the baffle 41 limits the movement of the steel wire rope in the length direction of the first hoisting part 3, so that the steel wire rope can only move in the U groove 42 in a small range, the accidents caused by the falling of the steel wire rope from the first hoisting part 3 in the hoisting process are prevented, and the safety of the hoisting process is improved.
Furthermore, a bolt is arranged above the baffle 41 and above the U-shaped groove 42, so that the steel wire rope can be effectively prevented from being separated from the U-shaped groove 42.
The utility model provides an in the embodiment, balance mechanism 1 is including parallel arrangement's of each other crossbeam 11 to and connect two crossbeam 11's longeron 12, and longeron 12 is equipped with at least two, and balance mechanism 1 whole appearance is the quadrangle, and at the hoist and mount in-process, balance mechanism 1 is parallel all the time with steel spring floating plate, and then makes the pulling force that the loop wheel machine provided perpendicular with steel spring floating plate all the time, makes the hoist and mount process stable. The number of the side members 12 can be adjusted according to actual conditions.
Wherein the spreader assembly 2 comprises four second suspension elements 21 arranged on the cross beam 11, two on the cross beam 11 respectively. Thus, two second hanging pieces 21 are arranged at two ends of each cross beam 11, and the second hanging pieces 21 on the cross beams 11 which are parallel to each other are respectively arranged oppositely. The second hanging members 21 enclose a quadrangle, and preferably, the second hanging members 21 are square.
Further, the distance between the second hanging pieces 21 on two sides of the axis perpendicular to the beam 11 is greater than 6.25m and smaller than 9.15m, and the distance between the second hanging pieces 21 is set to be greater than 6.25m and smaller than 9.15m because the prefabricated steel spring floating plate 5 is generally 6m, so that the hanging stability and energy consumption are minimum, and the hanging effect is good.
The second hanging member 21 includes a base plate 211 connected to the cross beam 11, and a hole for the hanging rope to pass through is formed in the base plate 211. Wherein the substrate 211 is connected with the second hanger 21 by welding.
Furthermore, both sides of the base plate 211 are provided with the reinforcing ribs 212, when the lifting rope passes through the hole on the base plate 211, a pulling force is generated in the lifting process, which may cause the deformation of the base plate 211, and the reinforcing ribs 212 are arranged on both sides of the base plate 211, which effectively prevents the deformation of the base plate 211 in the lifting process.
Furthermore, the lifting appliance for the prefabricated steel spring floating plate is made of H-shaped steel or channel steel, so that the wear resistance of the lifting appliance for the prefabricated steel spring floating plate is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A lifting appliance for prefabricating a steel spring floating plate is characterized by comprising a balance mechanism,
the lifting device assemblies are arranged at two ends of the balance mechanism and are respectively symmetrically arranged, the two lifting device assemblies are respectively connected with a crane, and the distance between the lifting device assemblies is greater than the length of the prefabricated steel spring floating plate;
and the first lifting pieces are arranged on the balance mechanism, the number of the first lifting pieces is two, the center lines of the balance mechanism are symmetrically arranged, and the first lifting pieces are connected with the vibration isolator on the prefabricated steel spring floating plate through slings.
2. The spreader for prefabricated steel spring floating plates according to claim 1, wherein the first hanger is vertically disposed to the balance mechanism,
and two ends of the first hanging piece are respectively provided with a first hanging structure, and the first hanging structures can be connected with the vibration isolator on the prefabricated steel spring floating plate.
3. The hanger for the prefabricated steel spring floating plate according to claim 2, wherein the first lifting structure comprises two baffle plates arranged above the first lifting member, the two baffle plates are oppositely arranged, the baffle plates are vertically arranged in the length direction of the first lifting member,
and a U-shaped groove formed by the two baffles.
4. A spreader for prefabricated steel spring floating plates according to claim 3,
two the baffle top is equipped with the bolt, the bolt is located U groove top.
5. The spreader for prefabricated steel spring floating plates according to claim 1, wherein the balancing mechanism comprises cross beams disposed parallel to each other,
the longitudinal beams are connected with the two cross beams and are provided with at least two.
6. The spreader for prefabricated steel spring floating plates according to claim 5, wherein the spreader assembly comprises four second lifting members provided on the cross beam, two of the second lifting members being provided at one end of the cross beam, respectively.
7. The spreader for prefabricated steel spring floating plates according to claim 6,
the distance between the second hanging pieces on two sides of the axis perpendicular to the cross beam is more than 6.25m and less than 9.15 m.
8. The spreader for prefabricated steel spring floating plates according to claim 7, wherein the second hanger comprises a base plate connected with the cross beam,
the base plate is provided with a hole for the lifting rope to pass through.
9. The hanger for the prefabricated steel spring floating plate according to claim 8, wherein reinforcing ribs are arranged on two sides of the base plate.
10. The lifting appliance for the prefabricated steel spring floating plate according to claim 9, wherein the lifting appliance for the prefabricated steel spring floating plate is made of H-shaped steel or channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020084473.5U CN211769722U (en) | 2020-01-15 | 2020-01-15 | Lifting appliance for prefabricated steel spring floating plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020084473.5U CN211769722U (en) | 2020-01-15 | 2020-01-15 | Lifting appliance for prefabricated steel spring floating plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211769722U true CN211769722U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020084473.5U Active CN211769722U (en) | 2020-01-15 | 2020-01-15 | Lifting appliance for prefabricated steel spring floating plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211769722U (en) |
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2020
- 2020-01-15 CN CN202020084473.5U patent/CN211769722U/en active Active
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