CN113443545A - Track beam lifting appliance - Google Patents
Track beam lifting appliance Download PDFInfo
- Publication number
- CN113443545A CN113443545A CN202010214024.2A CN202010214024A CN113443545A CN 113443545 A CN113443545 A CN 113443545A CN 202010214024 A CN202010214024 A CN 202010214024A CN 113443545 A CN113443545 A CN 113443545A
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- China
- Prior art keywords
- plate
- hanger
- hanger plate
- lifting
- hanging
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/125—Chain-type slings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/122—Sling or load protectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/64—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for T- or I-section beams or girders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a track beam lifting appliance, which comprises a first side beam and a second side beam which are arranged in parallel at intervals, wherein the first side beam and the second side beam are respectively provided with an inner flange extending towards each other; the lifting plate assembly is provided with an unlocking state and a locking state, and when the lifting plate assembly is in the locking state, the clamping part of the lifting plate assembly is suitable for being clamped and matched with the inner flange; when the hanging plate assembly is in an unlocked state, the length of the projection of the hanging plate assembly on the horizontal plane is smaller than the spacing distance between the two inner flanges, so that the hanging plate assembly can enter and exit a space formed by the first side beam and the second side beam, and the hanging plate assembly is simple in structure, simple and convenient to operate and high in safety.
Description
Technical Field
The invention belongs to the field of rail transit, and particularly relates to a rail beam lifting appliance.
Background
The track roof beam is the important component in the track traffic system, and the track roof beam needs the hoist to hoist usually in the assembling process, and present hoist all need lift up the track roof beam earlier, passes the part of hoist under the roof beam again, and it is very inconvenient to operate, has very big potential safety hazard.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the track beam hanger is simple and small in structure, simple and convenient to operate in installation and disassembly, and high in safety.
According to the invention, the track beam hanger comprises a first side beam and a second side beam which are arranged in parallel and at intervals, wherein the first side beam and the second side beam are respectively provided with an inner flange extending towards each other, and the track beam hanger comprises:
the lifting plate assembly comprises a lifting plate, the length of the lifting plate is greater than the spacing distance between the two inner flanges, lifting lugs are arranged on two sides of the lifting plate in the length direction, and the lifting lugs and the end parts of the lifting plates on the corresponding sides form clamping parts;
the lifting plate assembly is provided with an unlocking state and a locking state, and when the lifting plate assembly is in the locking state, the clamping part of the lifting plate assembly is suitable for being clamped and matched with the inner flange; when the hanger plate assembly is in the unlocked state, the length of the projection of the hanger plate assembly on the horizontal plane is smaller than the spacing distance of the two inner flanges, so that the hanger plate assembly can enter and exit a space formed by the first side beam and the second side beam.
According to the track beam lifting appliance, the clamping part of the lifting plate assembly is in clamping fit with the inner flange of the track beam so as to bear the weight of the track beam, when the lifting appliance is installed, the lifting plate assembly can be in an unlocking state, the lifting plate assembly enters a space formed by the first side beam and the second side beam, then the lifting plate assembly is converted into a locking state, the clamping part of the lifting plate assembly is in clamping fit with the inner flange, and thus the installation of the track beam lifting appliance is completed; when the lifting appliance is disassembled, the lifting plate assembly is converted into an unlocking state, the length of the projection of the lifting plate assembly on the horizontal plane is smaller than the distance between the two inner flanges, and then the lifting plate assembly is moved out of the space formed by the first side beam and the second side beam to complete the disassembly of the track beam lifting appliance.
In some examples of the present invention, the hanger plate includes a first hanger plate and a second hanger plate arranged in parallel, the first hanger plate and the second hanger plate are connected by a connecting rod, and both ends of the connecting rod are fixedly connected to the first hanger plate and the second hanger plate.
In some examples of the invention, the hanger plate comprises a first hanger plate and a second hanger plate which are arranged in parallel, the first hanger plate and the second hanger plate are connected through a connecting rod, and both ends of the connecting rod are movably connected with the first hanger plate and the second hanger plate through an interlocking structure, so that the first hanger plate and the second hanger plate have a restrained state and a free state;
when the first and second hanger plates are in a free state, the first and second hanger plates can rotate to transition the hanger plate assembly between the locked state and the unlocked state;
when the first hanger plate and the second hanger plate are in the restrained state, the interlocking structure is used for limiting the rotation of the first hanger plate and the second hanger plate so as to stabilize the hanger plate assembly in the locked state.
In some examples of the present invention, the interlocking structure includes a connecting portion and a mating portion that are fitted to each other, the first hanger plate and the second hanger plate are each provided with one of the connecting portion and the mating portion, and both ends of the link are each provided with the other of the connecting portion and the mating portion;
the connecting part is provided with a locking stop block and an elongated hole extending along a first direction, and the first direction is the direction from the first hanging plate to the second hanging plate;
the matching part is movably connected in the elongated hole through a connecting piece, so that the matching part and the connecting part can move relatively, and the first hanging plate and the second hanging plate can be switched between a free state and a constraint state;
when the first hanging plate and the second hanging plate are in a restraining state, the matching part is stopped against the locking stop block so as to limit the rotation of the first hanging plate and the second hanging plate relative to the connecting rod;
when the first hanging plate and the second hanging plate are in a free state, the matching part and the locking baffle are arranged at intervals, so that the first hanging plate and the second hanging plate can rotate relative to the connecting rod.
In some examples of the invention, the first hanger plate or the second hanger plate is provided with an operating handle by which the hanger plate assembly can be switched between an unlocked state and a locked state.
In some examples of the invention, the track beam spreader further comprises a catenary assembly including a first catenary set and a second catenary set, the first catenary set adapted to be detachably connected to the first suspension plate, the second catenary set adapted to be detachably connected to the second suspension plate.
In some examples of the invention, the catenary assembly further comprises a shackle assembly, the shackle assembly comprising:
the first lifting chain group and the second lifting chain group are respectively detachably connected with the lifting buckle body through the two side lifting holes;
the main lifting buckle is detachably connected to the main lifting hole through a pin shaft, and the lifting buckle body can rotate around the pin shaft.
In some examples of the invention, the center of the main hanging hole is adapted to be higher than the center of the side hanging hole.
In some examples of the present invention, the two side hanging holes are symmetrically arranged about a center line of the main hanging hole.
In some examples of the invention, the part of the hanging plate matched with the track beam is provided with a skid-proof piece, and the skid-proof piece is detachably connected with the hanging plate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a hanger plate assembly of a track beam hanger provided by an embodiment of the invention.
Fig. 2 is a schematic assembly diagram 1 of a rail beam spreader according to an embodiment of the present invention.
Fig. 3 is a schematic assembly diagram 2 of a rail beam spreader according to an embodiment of the present invention.
Fig. 4 is an exploded view of a rail beam spreader according to another embodiment of the present invention.
Fig. 5 is a schematic assembly view 1 of a rail beam spreader according to another embodiment of the present invention.
Fig. 6 is a schematic assembly view 2 of a rail beam spreader according to another embodiment of the present invention.
Fig. 7 is a partial structural view of a track beam hanger according to another embodiment of the present invention, which is shown in fig. 1.
Fig. 8 is a partial structural view of a track beam hanger according to another embodiment of the present invention, which is shown in fig. 2.
Fig. 9 is a partial structural view of a track beam hanger according to another embodiment of the present invention, fig. 3.
Fig. 10 is a schematic structural view of a hanger plate assembly of a rail beam hanger according to another embodiment of the present invention.
Fig. 11 is a schematic structural diagram of a track beam hanger according to another embodiment of the present invention.
Reference numerals:
100: a track beam hanger;
10: a hanger plate assembly; 11: a first hanger plate; 12: a second hanger plate; 13: a clamping part; 131: a threaded hole; 14: an anti-slip member; 15: an operating handle; 16: an anti-falling stop block; 17: lifting lugs; 171; hoisting holes;
21: a connecting rod;
30: a linkage structure; 31: a connecting portion; 311: a long hole; 312: a first sub-connection portion; 313: a second sub-connection portion; 314: a base; 32: a fitting portion; 321: connecting holes; 322: a connecting member; 33: locking the stop block;
40: a catenary assembly; 41: a first catenary set; 411: a chain is hung; 42: a second catenary set; 43: a shackle component; 431: a suspension clasp body; 4311: a main hoisting hole; 4312: side hanging holes; 432: a main hanging buckle; 433: pin shaft
200: track beam
210: a first side member; 220: a second side member; 230: an inner flange.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
A track beam spreader 100 according to an embodiment of the present invention is described in detail below with reference to fig. 1-11.
It will be appreciated that the track beam spreader 100 of the present invention is suitable for use with track beams 200 which can be hoisted by a snap fit, as shown in figure 2, the track beam 200 comprises first and second side beams 210 and 220 arranged in parallel and spaced apart, each of the first and second side beams 210 and 220 having an inner flange extending towards each other, in particular, the first side beam 210 has an inner flange 230 extending towards the second side beam 220, and the second side beam 220 has an inner flange 230 extending towards the first side beam 210.
As shown in fig. 1, the track beam hanger 100 includes a hanger plate assembly 10, the hanger plate assembly 10 includes a hanger plate, the length of the hanger plate is greater than the interval distance between two inner flanges 230, lifting lugs 17 are respectively disposed at two sides of the hanger plate in the length direction, and the lifting lugs 17 and the end portions of the hanger plate at the corresponding sides form a clamping portion 13; the hanger plate assembly 10 has an unlocked state and a locked state, as shown in fig. 2, when the hanger plate assembly 10 is in the locked state, the snap-fit portion 13 of the hanger plate assembly 10 is adapted to snap-fit with the inner flange 230; as shown in fig. 3, when the hanger plate assembly 10 is in the unlocked state, the length of the projection of the hanger plate assembly 10 in the horizontal plane is less than the separation distance of the two inner flanges 230 so that the hanger plate assembly 10 can enter and exit the space formed by the first and second side beams 210 and 220.
As shown in fig. 2 and 3, it can be understood that the distance between the lifting lugs 17 on both sides is not greater than the distance between the two inner flanges 230, and the lifting lugs 17 are disposed on both sides of the upper portion of the hanging plate, so that the lifting lugs 17 and the end portions of the hanging plate on the corresponding sides form the L-shaped clamping portions 13, and the clamping portions 13 can be clamped and matched with the inner flanges 230, so that when the track beam 200 is hoisted, the end portions of the hanging plate are suitable for bearing the weight of the track beam 200, and the lifting lugs 17 can limit the track beam 200, and prevent the track beam 200 from falling obliquely in the hoisting process.
When the track beam hanger 100 is installed, the hanging plate assembly 10 may be in an unlocked state, and at this time, the length of the projection of the hanging plate assembly 10 on the horizontal plane is less than the distance between the two inner flanges 230, that is, as shown in fig. 3, the length of the projection of the hanging plate assembly 10 on the horizontal plane along the x direction is less than the distance between the two inner flanges 230, so that the hanging plate assembly 10 may enter the space formed by the first side beam 210 and the second side beam 220 and be located below the two inner flanges 230, so that the clamping portion 13 of the hanging plate assembly 10 is in clamping fit with the inner flanges 230, and at this time, the hanging plate assembly 10 is in a locked state, and the hanging plate assembly 10 is in clamping fit with the track beam 200 to bear the weight of the track beam 200, thus completing the installation of the track beam hanger 100; when accomplishing hoist and mount work and dismantling track roof beam hoist 100, can convert hanger plate subassembly 10 into the unblock state, later shift out hanger plate subassembly 10 from between first side rail 210 and the second side rail 220, accomplish the dismantlement of track roof beam hoist 100 promptly, so, compare with the correlation technique, the installation and the dismantlement of track roof beam hoist 100 all need not to lift track roof beam 200, pass the part of hoist under track roof beam 200 again, and is easy and simple to handle, and the security is high, and whole track roof beam hoist 100 simple structure is small and exquisite, convenient to use.
It should be noted that the horizontal plane here refers to a plane defined by the length direction and the width direction of the rail beam 200, that is, the x0y plane.
In some embodiments of the present invention, the hanger plate includes a first hanger plate 11 and a second hanger plate 12 arranged in parallel, the first hanger plate 11 and the second hanger plate 12 are connected by a connecting rod 21, and both ends of the connecting rod 21 are fixedly connected to the first hanger plate 11 and the second hanger plate 12.
As shown in fig. 2 and 3, the hanger plate assembly 10 may be rotated in the x0z plane such that the length of the projection of the hanger plate assembly 10 in the x direction on the horizontal plane is less than the separation distance between the two inner flanges 230 of the rail beam 200, thereby placing the hanger plate assembly 10 in the unlocked state such that the hanger plate assembly 10 may enter and exit the space formed by the first and second side beams 210 and 220; and the hanger plate assembly 10 can be locked by rotating the hanger plate assembly 10 in the reverse direction, so that the clamping portion 13 of the hanger plate assembly 10 is in clamping fit with the inner flange 230. The whole track beam lifting appliance 100 is simple in structure, easy to manufacture, low in cost and high in reliability.
It should be noted that the connecting rod 21 may include different numbers of connecting rods, one connecting rod, or two connecting rods arranged in parallel as shown in fig. 1, so as to enhance the bearing capacity and stability of the hanger plate assembly 10.
In some embodiments of the present invention, as shown in fig. 4 to 6, the hanger plate includes a first hanger plate 11 and a second hanger plate 12 arranged in parallel, the first hanger plate 11 and the second hanger plate 12 are connected by a connecting rod 21, and both ends of the connecting rod 21 are movably connected with the first hanger plate 11 and the second hanger plate 12 by an interlocking structure 30, so that both the first hanger plate 11 and the second hanger plate 12 have a restrained state and a free state;
when the first hanger plate 11 and the second hanger plate 12 are in the free state, the first hanger plate 11 and the second hanger plate 12 can rotate, that is, the first hanger plate 11 can rotate around the connection point with the connecting rod 21, and the second hanger plate 12 can rotate around the connection point with the connecting rod 21, so that the hanger plate assembly 10 can be switched between the locking state and the unlocking state; the interlock structure 30 serves to limit the rotation of the first and second hanger plates 11 and 12 when the first and second hanger plates 11 and 12 are in the restrained state, so that the hanger plate assembly 10 is stabilized in the locked state.
Specifically, the first hanging plate 11 and the second hanging plate 12 have a restrained state and a free state, when the hanging plate assembly 10 is in the unlocked state, the hanging plate assembly 10 can be placed at the matching position with the track beam 200, at this time, the first hanging plate 11 and the second hanging plate 12 are in the free state, the hanging plate assembly 10 can be converted into the locked state through the rotation of the first hanging plate 11 and the second hanging plate 12, at this time, the first hanging plate 11 and the second hanging plate 12 are converted into the restrained state from the free state through the movement of the first hanging plate 11 and the second hanging plate 12 and the connecting rod 21, at this time, the interlocking structure 30 limits the rotation of the first hanging plate 11 and the second hanging plate 12, so that the hanging plate assembly 10 is stabilized in the locked state, and thus the hanging plate assembly 10 is stably in clamping fit with the track beam 200 to bear the weight of the track beam 200; after the hoisting is completed, the first and second hoisting plates 11 and 12 can be converted into a free state from a constrained state through the movement of the first and second hoisting plates 11 and 12 and the connecting rod 21, the hoisting plate assembly 10 can be converted into an unlocked state through the rotation of the first and second hoisting plates 11 and 12, and the hoisting plate assembly 10 can enter and exit a space formed by the first and second side beams 210 and 220, so that the hoisting plate assembly 10 can be moved out from between the first and second side beams 210 and 220, and the dismounting of the track beam hoisting device 100 is completed.
The hanger plate assembly 10 is movably connected with the first hanger plate 11 and the second hanger plate 12 through the connecting rod 21 to achieve an unlocking state and a locking state, on one hand, the structure of the hanger plate assembly 10 is flexible and variable, and therefore the hanger plate assembly can be suitable for a track beam 200 with a smaller hoisting space, on the other hand, in the rotating process, the hanger plate assembly 10 only needs to rotate in the x0y plane and does not need to bear the gravity of the hanger plate assembly 10, therefore, in the installation and disassembly processes of the hanger plate assembly 10, the external force needed to be applied is smaller, on the other hand, in the installation process of the hanger plate assembly 10, the hanger plate assembly 10 only needs to fall down for a smaller distance between the two side beams, and operation is facilitated.
In addition, not only can realize track roof beam hoist 100 easy dismounting through interlocking structure 30, also make track roof beam hoist 100 when hoist and mount, track roof beam hoist 100 is more reliable and more stable with the joint cooperation of track roof beam 200 to avoid appearing the unhook phenomenon, the security is high.
It should be noted that the activities in the movable connection between the two ends of the connecting rod 21 and the first hanger plate 11 and the second hanger plate 12 may include rotation, and may also include a combination of movement and rotation, and the activities at the two ends of the connecting rod 21 may be consistent or inconsistent, for example, the activities in the movable connection between the two ends of the connecting rod 21 and the first hanger plate 11 and the second hanger plate 12 both include a combination of movement and rotation, or the activity in the movable connection between one end of the connecting rod 21 and the first hanger plate 11 is rotation, and the activity in the movable connection between the other end of the connecting rod 21 and the second hanger plate 12 is a combination of movement and rotation.
In some embodiments of the present invention, as shown in fig. 7 to 10, the interlocking structure 30 includes a connecting portion 31 and a matching portion 32 that are adapted to each other, each of the first hanger plate 11 and the second hanger plate 12 is provided with one of the connecting portion 31 and the matching portion 32, and each of both ends of the connecting rod 21 is provided with the other of the connecting portion 31 and the matching portion 32; the connection portion 31 is provided with an elongated hole 311 and a locking stopper 33 extending in a first direction, which is a direction from the first hanger plate 11 to the second hanger plate 12; the matching part 32 is movably connected in the elongated hole 311 through a connecting part 322, so that the matching part 32 and the connecting part 31 can move relatively, and the first hanging plate 11 to the second hanging plate 12 can be switched between a free state and a constraint state; when the first hanger plate 11 to the second hanger plate 12 are in the restrained state, the engagement portion 32 is stopped against the locking stopper 33 to limit the rotation of the first hanger plate 11 and the second hanger plate 12 relative to the link 21; when the first to second hanger plates 11 to 12 are in a free state, the engagement portion 32 is spaced apart from the locking stopper 33 so that the first and second hanger plates 11 and 12 can rotate with respect to the link 21.
Specifically, as shown in fig. 7 to 9, the first hanger plate 11 is provided with a connecting portion 31, the end portion of the link 21 is provided with an engaging portion 32, the connecting portion 31 is provided with an elongated hole 311 extending in a first direction, the first direction is a y direction in fig. 7, 8 and 9, it can be understood that the connecting portion 31 is adapted to be fixedly installed at a side of the first hanger plate 11 facing the second hanger plate 12, the connecting portion 31 extends toward the second hanger plate 12, the engaging portion 32 is movably connected to the elongated hole 311 by a connecting member 322, two ends of the elongated hole 311 in the extending direction are respectively a D end and an E end, wherein the D end is close to the first hanger plate 11, the E end is far from the first hanger plate 11, and a locking stopper is provided close to the D end, when the engaging portion 32 is located at the E end in fig. 8, the engaging portion 32 is spaced from the locking stopper 33, the connecting portion 31 has at least a space from the E end to the D end of the elongated hole 311 available for the link 21 to rotate relative to the first hanger plate 11, at this time, the first hanger plate 11 and the second hanger plate 12 can rotate relative to the connecting rod 21, and the first hanger plate 11 and the second hanger plate 12 are in a free state; when the engaging portion 32 is located at the end D in fig. 9, the engaging portion 32 abuts against the locking stop 33 to limit the rotation of the first hanger plate 11 and the second hanger plate 12 relative to the connecting rod 21, the first hanger plate 11 and the second hanger plate 12 are in the constrained state, that is, the first hanger plate 11 and the second hanger plate 12 can be switched between the free state and the constrained state through the relative movement of the engaging portion 32 and the connecting portion 31.
The first hanging plate 11 and the second hanging plate 12 are switched between the free state and the constraint state through the matching of the connecting part 31 provided with the long hole 311 and the locking stop 33 and the matching part 32, the structure is simple, the processing is convenient, and the function is safe and reliable.
It can be understood that, in order to facilitate the fitting of the matching portion 32 and the connecting portion 31, the connecting portion 31 may include a base 314, a first sub-connecting portion 312 and a second sub-connecting portion 313, the first sub-connecting portion 312 and the second sub-connecting portion 313 are parallel and are adapted to be fixed to the base 314 at intervals along a vertical direction, at this time, the first sub-connecting portion 312 and the second sub-connecting portion 313 are both provided with elongated holes 311 corresponding to each other, the matching portion 32 is adapted to be provided with a connecting hole 321, the connecting member 322 may be a pin, and the pin sequentially passes through the elongated hole 311 of the first sub-connecting portion 312, the connecting hole 321 and the elongated hole 311 of the second sub-connecting portion 313 from top to bottom, so that the matching portion 32 is movably connected in the elongated hole 311 by the pin.
It is understood that the first hanger plate 11 and the second hanger plate 12 may also be provided with a matching portion 32, and accordingly, both ends of the connecting rod 21 are provided with a connecting portion 31, the connecting portion 31 is provided with an elongated hole 311, for the end of the connecting rod 21 connected with the first hanger plate 11, the D end of the elongated hole 311 is set to be close to the first hanger plate 11, the E end of the elongated hole 311 is far from the first hanger plate 11, and the locking stopper 33 is adapted to be arranged at the E end of the elongated hole 311 of the connecting portion 31, so that when the matching portion 32 moves to the D end, the first hanger plate 11 is in a free state, and when the matching portion 32 moves to the E end, the first hanger plate 11 is in a restrained state, and the locking stopper 33 limits the rotation of the connecting rod 21, so that the hanger plate assembly 10 is stabilized in the locked state.
Of course, the first hanger plate 11 may be provided with the engaging portion 32, the second hanger plate 12 may be provided with the connecting portion 31, and both ends of the link 21 may be provided with the connecting portion 31 and the engaging portion 32, respectively.
It is understood that the interlocking structure 30 may have different connecting portions 31 and mating portions 32 as long as the corresponding functions thereof are achieved.
For example, the connecting portion may have a first through hole and a second through hole spaced apart in a direction from the first hanger plate 11 to the second hanger plate 12, the mating portion may have a third through hole and a fourth through hole, the first through hole may correspond to the third through hole, and the connecting portion and the mating portion may be rotatably connected through the first through hole and the third through hole while the first hanger plate 11 and the second hanger plate 12 are in a free state; when the connecting portion and the matching portion rotate to the second through hole and are suitable for corresponding to the fourth through hole, the positioning member can penetrate through the second through hole and the fourth through hole to limit the relative rotation of the connecting portion and the matching portion, so that the rotation of the first hanging plate 11 or the second hanging plate 12 is limited, and at the moment, the first hanging plate 11 or the second hanging plate 12 is in a constraint state.
In some embodiments of the present invention, the first hanger plate 11 or the second hanger plate 12 is provided with an operating handle 15, and the hanger plate assembly 10 can be switched between the unlocked state and the locked state by operating the operating handle 15.
Specifically, as shown in fig. 10, the first hanger plate 11 and the second hanger plate 12 are each provided with an operating mechanism 15, an operating handle 15 may be provided on a side where the first hanger plate 11 and the second hanger plate 12 are away from each other, and the first hanger plate 11 and the second hanger plate 12 may be rotated relative to the connecting rod 21 by the operating handle 15, or the first hanger plate 11 and the second hanger plate 12 may be moved in a direction to approach or move away from each other, or the entire hanger plate assembly 10 may be rotated on the x0z plane, so that the hanger plate assembly 10 may be switched between the unlocked state and the locked state, and the structure is simple, and the operation is labor-saving and convenient.
In some embodiments of the invention, the track beam spreader 100 further comprises a catenary assembly 40, the catenary assembly 40 comprising a first catenary set 41 and a second catenary set 42, the first catenary set 41 adapted to be detachably connected to the first hanger plate 11, and the second catenary set 42 adapted to be detachably connected to the second hanger plate 12.
It can be understood that the first sling chain group 41 is detachably connected with the first sling plate 11 through the lifting lug 17, and the second sling chain group 42 is detachably connected with the second sling plate 12 through the lifting lug 17, so that the sling plate assembly 10 can be installed firstly, and then the first sling chain group 41 and the second sling chain group 42 are respectively connected with the first sling plate 11 and the second sling plate 12, so that the connection between the sling chain assembly 40 and the sling plate assembly 10 is realized, the installation of the whole track beam sling 100 is realized, the operation is convenient, and the interference of the sling chain assembly 40 on the installation of the sling plate assembly 10 can be avoided.
Specifically, as shown in fig. 4, the first sling chain group 41 may include two sling chains 411, the two sling chains 411 of the first sling chain group 41 are detachably connected to the first sling plate 11 through the two lifting lugs 17 of the first sling plate 11, similarly, the second sling chain group 42 also includes two sling chains 411, and the two sling chains 411 of the second sling chain group 42 are detachably connected to the second sling plate 12 through the two lifting lugs 17 of the second sling plate 12, so that the stress on the sling plate assembly 10 is more reasonable, and the hoisting of the track beam is more stable and reliable.
In some embodiments of the present invention, the sling chain 411 and the lifting lug 17 may be rotatably connected by a pin, so that the flexibility of connection between the sling chain 411 and the lifting lug 17 may be improved, and the stability and reliability of the hoisting of the track beam 200 may be further improved.
In some embodiments of the present invention, the shackle assembly 40 further comprises a shackle assembly 43 and a main shackle 432, the shackle assembly 43 comprising: the suspension buckle comprises a suspension buckle body 431, wherein the suspension buckle body 431 is provided with a main suspension hole 4311 and two side suspension holes 4312, the two side suspension holes 4312 are respectively arranged at two sides of the main suspension hole 4311, and the first suspension chain group 41 and the second suspension chain group 42 are respectively detachably connected with the suspension buckle body 431 through the two side suspension holes 4312; the main clasp 432 is detachably connected to the main clasp hole 4311 through a pin 433, and the clasp body 4311 can rotate around the pin 433.
It can be understood that the main suspension clasp 432 is connected to the main suspension hole 4311 through a pin 433, the suspension clasp main body 4311 can rotate around the pin 433, two side suspension holes 4312 are respectively formed on two sides of the main suspension hole 4311, the first suspension chain group 41 and the second suspension chain group 42 are respectively connected to the two side suspension holes 4312, and the hook of the crane is suitable for being connected to the main suspension clasp 432, so that the main suspension hole 4311 and the two side suspension holes 4312 are stressed in opposite directions on the same plane, a shoulder-pole type lever static force system is formed, the suspension chain assembly 40 can automatically balance the stress of the first suspension chain group 41 and the second suspension chain group 42, and further, the effect of balancing the suspension is achieved, and the stable reliability of the rail beam 200 in the suspension is improved.
In some embodiments of the present invention, the two suspension chains 411 of the first suspension chain group 41 are connected at the upper ends and rotatably connected to one of the side suspension holes 4312 by a pin, and the two suspension chains 411 of the second suspension chain group 42 are connected at the upper ends and rotatably connected to the other side suspension hole 4312 by a pin, so that the flexibility of connection between the first suspension chain group 41 and the second suspension chain group 42 and the suspension clasp main body is improved, and the stability and reliability of the rail beam 200 suspension are further improved.
In some embodiments of the present invention, the center of the main hanging hole 4311 is adapted to be higher than the center of the side hanging hole 4312.
As shown in fig. 11, the height of the center of the main hanging hole 4311 in the z direction is greater than the height of the center of the side hanging hole 4312 in the z direction, so that the lever balance of the stress of the rail beam hanger 100 is more easily achieved, and the problems of damage to the rail beam, personnel safety and the like caused by the rollover phenomenon are avoided.
In some embodiments of the present invention, the two side hanging holes 4312 are symmetrically disposed about a center line of the main hanging hole 4311. In other words, the center heights of the two side hanging holes 4312 are the same, and the distances between the two side hanging holes 4312 and the main hanging hole 4311 are the same, so that the balance stability of the stress applied to the rail beam hanger 100 is further improved, and the safety reliability of the rail beam hanger 100 is further improved.
In some embodiments of the present invention, the portion of the hanger plate engaged with the rail beam 200 is provided with a slip prevention member 14, and the slip prevention member 14 is detachably connected with the cantilever 13.
As shown in fig. 2 and 7, the anti-skid members 14 are disposed at the portions where the hanging plates are engaged with the track beam 200, so as to increase the friction between the hanging plates of the track beam hanger 100 and the track beam 200, prevent the track beam 200 from slipping off during the hoisting process, and the anti-skid members 14 are detachably connected with the hanging plates, so that on one hand, the appropriate anti-skid members 14 can be selected according to the actual conditions of construction, and on the other hand, the replacement of the anti-skid members 14 is facilitated. The anti-skidding piece 14 can be the anti-skidding gluey piece to avoid the in-process hanger plate of hoist and mount to the damage of track roof beam 200, the anti-skidding gluey piece can be provided with the counter bore, and the hanger plate is equipped with screw hole 131, passes the anti-skidding gluey piece through the bolt and screws up the cooperation with screw hole 131 and fix simple structure, convenient operation in order to realize that the connection of anti-skidding piece 14 on the hanger plate is fixed.
In some embodiments of the present invention, the upper portion of the lifting lug 17 is provided with a drop-preventing stopper 16, the drop-preventing stopper 16 and the lifting plate are adapted to be spaced in the z-direction, and when the lifting plate assembly 10 is located at a position where the lifting plate assembly 10 is engaged with the track beam 200, the drop-preventing stopper 16 can prevent the lifting plate assembly 10 from dropping when the lifting plate assembly 10 is not held, which is more convenient to use.
It can be understood that, when the anti-falling stopper 16 is arranged on the upper portion of the lifting lug 17, the distance between the anti-slip member 14 and the anti-falling stopper 16 can be adjusted by adjusting the thickness of the anti-slip member 14, in other words, when the thickness of the anti-slip member 14 is small, the distance between the anti-slip member 14 and the anti-falling stopper 16 is large, the thickness of the portion of the track beam 200 engaged with the engaging portion 13 is large, when the thickness of the anti-slip member 14 is large, the distance between the anti-slip member 14 and the anti-falling stopper 16 is small, and the thickness of the portion of the track beam 200 engaged with the engaging portion 13 is small, so that stable lifting of different track beams 200 is satisfied.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the terms "embodiment," "particular embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A rail beam hanger comprising first and second spaced apart parallel side beams each having an inner flange extending towards each other, the rail beam hanger comprising:
the lifting plate assembly comprises a lifting plate, the length of the lifting plate is greater than the spacing distance between the two inner flanges, lifting lugs are arranged on two sides of the lifting plate in the length direction, and the lifting lugs and the end parts of the lifting plates on the corresponding sides form clamping parts;
the lifting plate assembly is provided with an unlocking state and a locking state, and when the lifting plate assembly is in the locking state, the clamping part of the lifting plate assembly is suitable for being clamped and matched with the inner flange; when the hanger plate assembly is in the unlocked state, the length of the projection of the hanger plate assembly on the horizontal plane is smaller than the spacing distance of the two inner flanges, so that the hanger plate assembly can enter and exit a space formed by the first side beam and the second side beam.
2. The track beam hanger of claim 1, wherein the hanger plates comprise a first hanger plate and a second hanger plate arranged in parallel, the first hanger plate and the second hanger plate are connected by a connecting rod, and both ends of the connecting rod are fixedly connected with the first hanger plate and the second hanger plate.
3. The track beam hanger of claim 1, wherein the hanger plates comprise a first hanger plate and a second hanger plate arranged in parallel, the first hanger plate and the second hanger plate are connected by a connecting rod, and both ends of the connecting rod are movably connected with the first hanger plate and the second hanger plate by a linkage structure, so that the first hanger plate and the second hanger plate have a restrained state and a free state;
when the first and second hanger plates are in a free state, the first and second hanger plates can rotate to transition the hanger plate assembly between the locked state and the unlocked state;
when the first hanger plate and the second hanger plate are in the restrained state, the interlocking structure is used for limiting the rotation of the first hanger plate and the second hanger plate so as to stabilize the hanger plate assembly in the locked state.
4. The rail beam hanger according to claim 3, wherein the interlocking structure includes a connecting portion and a mating portion which are fitted to each other, the first hanger plate and the second hanger plate are each provided with one of the connecting portion and the mating portion, and both ends of the connecting rod are each provided with the other of the connecting portion and the mating portion;
the connecting part is provided with a locking stop block and an elongated hole extending along a first direction, and the first direction is the direction from the first hanging plate to the second hanging plate;
the matching part is movably connected in the elongated hole through a connecting piece, so that the matching part and the connecting part can move relatively, and the first hanging plate and the second hanging plate can be switched between a free state and a constraint state;
when the first hanging plate and the second hanging plate are in a restraining state, the matching part is stopped against the locking stop block so as to limit the rotation of the first hanging plate and the second hanging plate relative to the connecting rod;
when the first hanging plate and the second hanging plate are in a free state, the matching part and the locking baffle are arranged at intervals, so that the first hanging plate and the second hanging plate can rotate relative to the connecting rod.
5. The track beam spreader of claim 1 wherein the first or second suspension plate is provided with an operating handle by which the suspension plate assembly can be switched between an unlocked state and a locked state.
6. The track beam hanger of claim 1, further comprising a catenary assembly including a first catenary set and a second catenary set, the first catenary set adapted to be removably coupled to the first hanger plate, the second catenary set adapted to be removably coupled to the second hanger plate.
7. The track beam spreader of claim 6, wherein the catenary assembly further comprises a shackle assembly, the shackle assembly comprising:
the first lifting chain group and the second lifting chain group are respectively detachably connected with the lifting buckle body through the two side lifting holes;
the main lifting buckle is detachably connected to the main lifting hole through a pin shaft, and the lifting buckle body can rotate around the pin shaft.
8. A rail beam spreader as claimed in claim 7, wherein the centre of the main lifting hole is adapted to be higher than the centre of the side lifting holes.
9. The track beam hanger of claim 8, wherein the two side hanging holes are symmetrically arranged about a center line of the main hanging hole.
10. The track beam hanger of claim 1, wherein the portion of the hanger plate engaged with the track beam is provided with an anti-slip member, and the anti-slip member is detachably connected with the hanger plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214024.2A CN113443545B (en) | 2020-03-24 | 2020-03-24 | Track beam lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214024.2A CN113443545B (en) | 2020-03-24 | 2020-03-24 | Track beam lifting appliance |
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| Publication Number | Publication Date |
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| CN113443545A true CN113443545A (en) | 2021-09-28 |
| CN113443545B CN113443545B (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010214024.2A Active CN113443545B (en) | 2020-03-24 | 2020-03-24 | Track beam lifting appliance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116216487A (en) * | 2023-03-20 | 2023-06-06 | 中铁四局集团第二工程有限公司 | PC track beam lifting appliance capable of adapting to curvature |
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| US5120100A (en) * | 1990-07-30 | 1992-06-09 | Crescent Pipe Tongs, Incorporated | Lifting and gripping apparatus |
| CN2105367U (en) * | 1991-11-14 | 1992-05-27 | 天津市铁路物资公司集装箱修理厂 | Special rack for sand blast and shoot blast |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116216487A (en) * | 2023-03-20 | 2023-06-06 | 中铁四局集团第二工程有限公司 | PC track beam lifting appliance capable of adapting to curvature |
| CN116216487B (en) * | 2023-03-20 | 2023-09-15 | 中铁四局集团有限公司 | PC track beam lifting appliance capable of adapting to curvature |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113443545B (en) | 2022-10-18 |
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