CN220264919U

CN220264919U - Flexible suspender for bridge construction

Info

Publication number: CN220264919U
Application number: CN202321665721.5U
Authority: CN
Inventors: 王长银; 邱涛; 刘亚飞; 李亮亮; 李德昆; 朱成超; 程政超; 江敏瑞; 徐坤益; 蒋益凯; 潘存信
Original assignee: Jiaxing Port And Channel Construction And Development Co ltd; China Railway Major Bridge Bureau Shanghai Engineering Co Ltd
Current assignee: Jiaxing Port And Channel Construction And Development Co ltd; China Railway Major Bridge Bureau Shanghai Engineering Co Ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-29
Anticipated expiration: 2033-06-28

Abstract

The utility model relates to the technical field of hanging strips, in particular to a flexible hanging strip for bridge construction, which comprises a connecting hanging hook, a connector, a strap Kong Diaogou, a hanging strip part and a tightening hook; the upper end of the connecting lifting hook is hung on the lifting hook of the gantry crane lifting frame, the lower end of the connecting lifting hook is fixedly connected with the lifting hook with holes through a connector, the lower end of the lifting hook with holes is fixedly provided with a first hook and a second hook, the hanging belt part comprises a belt body, the two ends of the belt body are provided with a first hanging buckle and a second hanging buckle, and the first hanging buckle and the second hanging buckle are respectively hung on the first hook and the second hook; the tightening hooks are fixedly arranged on the hanging belt part, a plurality of tightening hooks are arranged, and the tightening hooks are uniformly distributed along one side of the hanging belt part, which is positioned on the second hanging buckle; the device can disperse the suspender portion both ends to foraminiferous lifting hook both sides on, and hoist and mount bridge part top to the area body between the hoist lifting hook hang length and can be along with the heavy object size, has strengthened the device suitability, improves the efficiency of construction.

Description

Flexible suspender for bridge construction

Technical Field

The utility model relates to the technical field of hanging strips, in particular to a flexible hanging strip for bridge construction.

Background

In bridge construction, the construction material can generally be hoisted by adopting a portal crane, the hoisting efficiency is higher, a common sling in hoisting is a steel wire rope, the steel wire rope has higher tensile strength, fatigue resistance and impact toughness and good corrosion resistance, but the steel wire rope is unevenly stressed and has high rigidity and difficult bending, the steel wire rope sling is longer in installation and disassembly time and is worn, the service life is shorter, the material loss is larger due to the fact that the steel wire rope sling needs to be checked and replaced regularly, the influence on the construction environment is larger, and the pollution of oil stains of hoisted objects can be caused, so that the civilization construction is unfavorable.

The existing flexible hanging strip is even in stress, soft and light, and is not easy to damage a hoisted object, so that the flexible hanging strip is gradually applied to bridge construction, the two ends of the flexible hanging strip are possibly overlapped and mutually extruded in the bridge construction process, and when the flexible hanging strip is wider, the flexible hanging strip is easy to separate from the crane hanging strip in the process of hoisting bridge parts and hanging and lifting, and the falling of the bridge parts hung in the half space can threaten constructors to influence normal construction operation; when the flexible sling is used for hoisting bridge components with smaller volume, the suspension length from the upper part of the bridge components to the lifting hook of the crane is longer, the lifting height of the heavy object needs to be correspondingly increased, the adaptability is lower under changing working conditions, and particularly, the flexible sling is difficult to quickly adjust when being hoisted due to the fact that trains need to be avoided when the bridge is hoisted near a railway, and the construction efficiency is affected.

Therefore, the utility model provides a flexible sling for bridge construction, which is used for solving the problems.

Disclosure of Invention

According to the flexible hanging strip for bridge construction, the two ends of the flexible hanging strip are dispersed to the two hanging hooks, and the hanging length of the strip body between the upper part of the bridge lifting part and the hanging hook of the crane can be determined according to the size of a heavy object, so that the applicability of the device is improved, and the construction efficiency is improved.

The utility model solves the technical problems by adopting the technical scheme that:

a flexible hanging strip for bridge construction comprises a connecting hanging hook, a connector, a strap Kong Diaogou, a hanging strip part and a tightening hanging hook; the upper end of the connecting lifting hook is hung on the lifting hook of the gantry crane lifting frame, the lower end of the connecting lifting hook is fixedly connected with the lifting hook with the hole through a connector, the hanging belt part comprises a belt body, a first lifting buckle and a second lifting buckle are respectively arranged at two ends of the belt body, and the first lifting buckle and the second lifting buckle are respectively hung at two sides of the lower end of the lifting hook with the hole; the tightening hooks are fixedly arranged on the hanging belt part, a plurality of tightening hooks are arranged, and the tightening hooks are uniformly distributed along one side of the belt body, which is positioned on the second hanging buckle, at intervals.

In an alternative embodiment, the lower end of the hook with the hole is fixedly provided with a first hook and a second hook, the first hook and the second hook are symmetrically arranged, the head parts of the first hook and the second hook are respectively fixedly connected with the upper part of the hook with the hole, the tail parts of the first hook and the second hook respectively extend towards two sides in opposite directions, and the first hook and the second hook are in semi-closed round shapes.

In an alternative embodiment, a securing member is disposed between the leading and trailing portions of the first hook and a hinge member is disposed between the leading and trailing portions of the second hook.

In an alternative embodiment, the hinge includes a second tab and a second paddle; the second lug is fixedly arranged at the head part of the second hook, the second lug is rotationally connected with one end of the second poking piece, and the other end of the second poking piece is abutted or separated with the tail part of the second hook.

In an alternative embodiment, the securing member includes a third lug, a third paddle, and a fourth lug; the third lug and the fourth lug are respectively and fixedly arranged on the head part and the tail part of the first hook, one end of the third poking piece is rotationally connected with the third lug, and the other end of the third poking piece is fixedly connected with the fourth lug through a bolt.

In an optional embodiment, the inside of the belt body is provided with a bearing core, the outer side of the bearing core is fixedly sleeved with a protective layer, two ends of the protective layer and the wrapped bearing core are turned inwards to be annular, and the connecting positions are sewn and fixed to form a first hanging buckle and a second hanging buckle respectively.

In an alternative embodiment, the flexible hanging strip for bridge construction further comprises two tightening pieces, wherein one tightening piece is fixedly arranged at the joint of the belt body and the first hanging buckle, and the other tightening piece is fixedly arranged at the joint of the belt body and the second hanging buckle.

In an alternative embodiment, the tightening hook comprises a semicircular ring and a fixing ring, wherein the fixing ring is fixedly sleeved at one end of the belt body close to the second hanging buckle, and the semicircular ring is fixedly arranged on one side of the fixing ring.

Compared with the prior art, the utility model has the beneficial effects that:

according to the flexible hanging strip for bridge construction, the two ends of the flexible hanging strip can be connected in a dispersed manner by arranging the hanging hooks with holes, so that construction hidden danger caused by overlapping of the two ends of the flexible hanging strip is reduced, meanwhile, one end of the flexible hanging strip can not be separated from the belt Kong Diaogou, the other end of the flexible hanging strip is quickly hooked or separated from the hanging hooks with holes according to hoisting requirements, the mounting and dismounting time of the flexible hanging strip can be reduced, and the construction efficiency is improved; and the device is provided with the tightening hook, so that the hanging length from the upper part of the bridge component to the crane hook can be timely adjusted according to the size of the hoisted object, and the applicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure of an embodiment of the present utility model;

fig. 3 is a schematic diagram illustrating connection between a carrier core and a protective layer according to an embodiment of the utility model.

Reference numerals illustrate:

1. connecting a lifting hook; 11. a first lug; 12. a first plectrum; 2. a connector; 21. a jack; 3. a tape Kong Diaogou; 31. a hinge; 311. a second lug; 312. a second pulling piece; 32. a fixing member; 321. a third lug; 322. a third shifting piece; 323. a fourth lug; 33. a first hook; 34. a second hook; 4. a sling portion; 41. a load bearing core; 42. a protective layer; 43. a first hanging buckle; 44. a second hanging buckle; 45. a belt body; 5. a tightening member; 6. tightening the hook; 61. a semicircular ring; 62. and a fixing ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the following description of the present utility model, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation or be constructed and operated in a specific orientation. The term "connected" merely means a connection between devices and is not of special significance.

1-3, a flexible hanging strip for bridge construction comprises a connecting hanging hook 1, a connector 2, a hanging hook 3 with holes, a hanging strip part 4, a tightening piece 5 and a tightening hanging hook 6; the upper end of the connecting lifting hook 1 is hung on a lifting hook of a gantry crane lifting frame, the lower end of the connecting lifting hook is fixedly connected with the upper end of the connector 2, the lower end of the connector 2 is fixedly connected with the upper end of the lifting hook 3 with holes, the hanging strip part 4 comprises a strip body 45, a first lifting buckle 43 and a second lifting buckle 44 are respectively arranged at two ends of the strip body 45, and the first lifting buckle 43 and the second lifting buckle 44 are respectively hung on two sides of the lower end of the lifting hook 3 with holes; the tightening pieces 5 are fixedly arranged on the belt body 45, the tightening pieces 5 are two, one tightening piece 5 is positioned at the joint of the belt body 45 and the first hanging buckle 43, and the other tightening piece 5 is positioned at the joint of the belt body 45 and the second hanging buckle 44 and used for enhancing the stress intensity of the joint of the two ends of the belt body 45 and the first hanging buckle 43 and the second hanging buckle 44; the tightening hooks 6 are fixedly arranged on the hanging belt part 4, a plurality of tightening hooks 6 are arranged, and the tightening hooks 6 are uniformly distributed and arranged along the belt body 45 at one side of the second hanging buckle 44 at intervals.

The connecting lifting hook 1 is fixedly provided with a first lug 11, the first lug 11 is rotationally connected with one end of the first poking piece 12, the other end of the first poking piece 12 is abutted or separated with the inner side of the connecting lifting hook 1, and when the connecting lifting hook is connected with the crane lifting hook, the connecting lifting hook 1 cannot be separated from the crane lifting hook, so that the safety of the device is enhanced; the lower end of the connecting lifting hook 1 is provided with a boss, the bottom of the boss is fixedly connected with the connector 2, and the connection mode can adopt welding; the connector 2 bottom sets up the holding tank, and the holding tank is pegged graft with foraminiferous lifting hook 3, and connector 2 both sides run through respectively and set up jack 21, foraminiferous lifting hook 3 upper end sets up logical groove along the horizontal direction, leads to jack 21 on groove and the connector 2 through bolt fixed connection.

The lower end of the lifting hook 3 with holes is fixedly provided with a first hook 33 and a second hook 34, the first hook 33 and the second hook 34 are symmetrically arranged, the head parts of the first hook 33 and the second hook 34 are respectively fixedly connected with the upper part of the lifting hook 3 with holes, the tail parts of the first hook 33 and the second hook 34 respectively extend towards the two sides in opposite directions, the first hook 33 and the second hook 34 are respectively in a semi-closed round shape, a hinge piece 31 is arranged between the head part and the tail part of the second hook 34, the hinge piece 31 can rotate downwards and is used for being connected with or separated from one end of the hanging strip part 4, a fixing piece 32 is arranged between the head part and the tail part of the first hook 33 and is used for being connected with the other end of the hanging strip part 4 in a hanging way, and the hanging strip part 4 is limited from the tail part of the second hook 34.

The hinge 31 comprises a second lug 311 and a second paddle 312; the second lug 311 is fixedly arranged at the head part of the second hook 34, the second lug 311 is rotationally connected with one end of the second poking piece 312, and the other end of the second poking piece 312 is abutted or separated with the inner side of the tail part of the second hook 34; the second toggle piece 312 is provided with a clip spring on a rotating shaft, the clip spring is spirally wound around the shaft, one end of the clip spring is fixedly arranged on the second toggle piece 312, the other end of the clip spring is fixedly arranged on the second lug 311, so that the hinge piece 31 keeps stable resetting capability, after the hinge piece 31 rotates downwards around the shaft, the second hanging buckle 44 is hung on the second hook 34, and the second toggle piece 312 can be reset by itself under the action of the clip spring.

The fixing member 32 includes a third lug 321, a third pulling piece 322, and a fourth lug 323; the third lug 321 and the fourth lug 323 are respectively and fixedly arranged on the head part and the tail part of the first hook 33, one end of the third poking plate 322 is rotationally connected with the third lug 321, and the other end of the third poking plate 322 is fixedly connected with the fourth lug 323 through bolts, so that the first hanging buckle 43 is prevented from being separated from the first hook 33 in the lifting process of the crane, and the installation time and the disassembly time of the device can be reduced; when the hanging strip part 4 is damaged after long-term use, the hanging strip part 4 with higher bearing needs to be replaced, constructors can separate the bolts on the fourth lug 323 and push the third shifting piece 322 downwards, and after replacing the hanging strip part 4 without any damage, which meets the hoisting requirement, the third shifting piece 322 is fixedly connected with the fourth lug 323 again through the bolts.

The tightening hook 6 comprises a semicircular ring 61 and a fixed ring 62; the fixed cover of solid fixed ring 62 establishes the one end that is close to second lifting hook 44 on the area body 45, gu fixed ring 62 wherein is fixed on one side and is set up semicircle ring 61, when the device was used, constructor can select the tightening hook 6 of different positions respectively according to the unused length of suspender portion 4, hang semicircle ring 61 on second crotch 34, can reduce the suspension length of suspender portion 4 between hoist and mount bridge part top to the hoist lifting hook, reduce hoist lifting hook rise height, make the device be applicable to the hoist and mount thing of different volumes, strengthen the device suitability, prevent length overlength, bridge part takes place to rock when hoist and mount, thereby improve the efficiency of construction, avoid the potential safety hazard.

The belt body 45 adopts the form of circular threading, and the inside setting of belt body 45 bears the core 41, and the fixed cover of protective layer 42 is established in bearing the core 41 outside, bear the core 41 and adopt single strand strong yarn of tied in a bundle to make the yarn bundle by the machine twisting, and the electrodeless parallel arrangement of stranded yarn bundle is constituteed, protective layer 42 makes the belt body 45 can recycle in the hoist and mount construction, and the both ends of protective layer 42 and the wrapped bearing the core 41 are inwards turned over and are the ring-shaped, sew up the junction fixedly, form first button hanger 43 and second button hanger 44 respectively, and the junction outside parcel is tied up fastener 5.

The use flow and the working principle of the device are as follows:

after a constructor transports a bridge member to be hoisted to a designated position, the constructor rotates the first shifting sheet 12 to separate the first shifting sheet 12 from the connecting lifting hook 1, and the connecting lifting hook 1 is hung on a lifting hook of a crane hanger; the first hanging buckle 43 is hung on the first hook 33 and cannot be separated due to the fixation of a bolt, the second plectrum 312 is rotated downwards, the second hanging buckle 44 is taken down from being hung on the second hook 34, and the second hanging buckle 44 is hung on the second hook 34 after passing through a proper position at the bottom of the hoisted object; if the volume of the lifting bridge part is smaller, the unused length of the hanging strip part 4 is longer, the tightening hooks 6 at the proper positions can be quickly adjusted and integrated according to the volume of the lifting object, and the corresponding semicircular rings 61 are hung on the second hooks 34; after the crane lifts the lifted bridge component to a proper position, the second plectrum 312 is rotated downwards, and the second lifting buckle 44 and the tightening hook 6 are taken down; the crane lifting process can repeat the above operations.

According to the flexible hanging strip for bridge construction, the two ends of the flexible hanging strip can be connected in a dispersed manner by arranging the hanging hooks with holes, so that construction hidden danger caused by overlapping of the two ends of the flexible hanging strip is reduced, meanwhile, one end of the flexible hanging strip can not be separated from the belt Kong Diaogou, the other end of the flexible hanging strip is quickly hung or separated from the hanging hooks with holes according to hoisting requirements, the mounting and dismounting time of the flexible hanging strip can be reduced, and the construction efficiency is improved; and the device is provided with the tightening hook, so that the hanging length from the upper part of the bridge component to the crane hook can be timely adjusted according to the size of the hoisted object, and the applicability of the device is improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The flexible hanging strip for bridge construction is characterized by comprising a connecting hanging hook (1), a connector (2), a strip Kong Diaogou (3), a hanging strip part (4) and a tightening hanging hook (6); the upper end of the connecting lifting hook (1) is hung on a lifting hook of a gantry crane lifting frame, the lower end of the connecting lifting hook is fixedly connected with the belt Kong Diaogou (3) through the connector (2), the hanging belt part (4) comprises a belt body (45), a first lifting buckle (43) and a second lifting buckle (44) are respectively arranged at two ends of the belt body (45), and the first lifting buckle (43) and the second lifting buckle (44) are respectively hung at two sides of the lower end of the belt Kong Diaogou (3); the tightening hooks (6) are fixedly arranged on the hanging belt part (4), the tightening hooks (6) are arranged in a plurality, and the tightening hooks (6) are uniformly distributed and arranged along one side of the belt body (45) on the second hanging buckle (44) at intervals.

2. The flexible sling for bridge construction according to claim 1, wherein the lower end of the strap Kong Diaogou (3) is fixedly provided with a first hook (33) and a second hook (34), the first hook (33) and the second hook (34) are symmetrically arranged, the head parts of the first hook (33) and the second hook (34) are fixedly connected with the upper part of the strap Kong Diaogou (3) respectively, the tail parts of the first hook (33) and the second hook (34) extend reversely to two sides respectively, and the first hook (33) and the second hook (34) are in semi-closed round shapes.

3. A flexible sling for bridge construction as defined in claim 2, wherein a fixing member (32) is provided between the head and tail of the first hook (33), and a hinge member (31) is provided between the head and tail of the second hook (34).

4. A flexible sling for bridge construction as defined in claim 3, wherein the hinge (31) comprises a second lug (311) and a second plectrum (312); the second lug (311) is fixedly arranged at the head part of the second hook (34), the second lug (311) is rotationally connected with one end of the second poking piece (312), and the other end of the second poking piece (312) is abutted or separated with the tail part of the second hook (34).

5. A flexible sling for bridge construction as defined in claim 3, wherein said fixing member (32) comprises a third lug (321), a third pulling tab (322) and a fourth lug (323); the third lug (321) and the fourth lug (323) are respectively and fixedly arranged on the head part and the tail part of the first hook (33), one end of the third poking piece (322) is rotationally connected with the third lug (321), and the other end of the third poking piece is fixedly connected with the fourth lug (323) through bolts.

6. The flexible sling for bridge construction according to claim 1, wherein the carrying core (41) is arranged inside the belt body (45), the protective layer (42) is fixedly sleeved outside the carrying core (41), both ends of the protective layer (42) and the wrapped carrying core (41) are turned inwards to be annular, and the connecting parts are sewn and fixed to form the first hanging buckle (43) and the second hanging buckle (44) respectively.

7. The flexible sling for bridge construction according to claim 1, further comprising a tightening member (5), wherein the tightening member (5) is provided in two pieces, one tightening member (5) is fixedly arranged at the connection between the belt body (45) and the first hanging buckle (43), and the other tightening member (5) is fixedly arranged at the connection between the belt body (45) and the second hanging buckle (44).

8. The flexible sling for bridge construction according to claim 1, wherein the tightening hook (6) comprises a semicircular ring (61) and a fixing ring (62), the fixing ring (62) is fixedly sleeved on one end of the belt body (45) close to the second hanging buckle (44), and the semicircular ring (61) is fixedly arranged on one side of the fixing ring (62).