CN214780190U - Steel reinforcement framework lifting appliance with adjustable length - Google Patents
Steel reinforcement framework lifting appliance with adjustable length Download PDFInfo
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- CN214780190U CN214780190U CN202120496742.3U CN202120496742U CN214780190U CN 214780190 U CN214780190 U CN 214780190U CN 202120496742 U CN202120496742 U CN 202120496742U CN 214780190 U CN214780190 U CN 214780190U
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Abstract
The utility model provides a length-adjustable steel reinforcement framework lifting appliance, including main body framework, a plurality of extension frameworks, locking assembly and a plurality of lifting hooks, main body framework wherein one end has first incoming end, extension framework both ends have respectively and insert end and second incoming end, insert the end selectivity and insert in first incoming end or the second incoming end and realize fastening connection through locking assembly, thereby make between main body framework and the extension frameworks and between the adjacent extension frameworks fastening connection, a plurality of lifting hooks evenly distributed firmly set up in the main body framework and the end face that the extension framework is close to ground, and the vertical distance between a plurality of lifting hooks and the ground is the same; can freely select vertical extension length and adjust horizontal width according to the framework of steel reinforcement size that needs lifted by crane, ensure that the framework of steel reinforcement to different precast beam structure sizes can both have best adaptation length and width, consequently applicable in the structure of multiple size.
Description
Technical Field
The utility model relates to a framework of steel reinforcement technical field especially relates to a framework of steel reinforcement hoist with adjustable length.
Background
With the increasing development of bridge construction in China, the standardized precast beam is widely applied to the fields of urban elevated frames, highway bridges and the like. Influenced by multiple factors such as the trend of an engineering route, geological conditions, landform, attractive structure and the like, the precast beam structure with various structural sizes is usually adopted in the same engineering, and the span can cover the range of 20m to 40 m. When the precast beam construction is carried out, in order to fully save the construction period and utilize the site conditions, the steel bars in the beam are usually formed by binding the precast pedestal outside, and then the whole precast beam is hung into the pedestal to carry out subsequent work.
Traditional framework of steel reinforcement hoist often adopts fixed knot to construct the form, faces the framework of steel reinforcement of different strides, then need prepare many sets of framework of steel reinforcement hoist. Simultaneously, because the hoist is unadjustable, when appearing needing to lift by crane with the unmatched framework of steel reinforcement of hoist, then very easily cause the skeleton atress uneven, appear unfavorable phenomena such as bending, skew, slope, the construction quality of direct influence precast beam.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a can freely select vertically to lengthen length and adjust horizontal width's framework of steel reinforcement hoist.
The technical scheme of the utility model is realized like this: the utility model provides a framework of steel reinforcement hoist with adjustable length, including the main part skeleton, a plurality of extension skeletons, locking subassembly and a plurality of lifting hook, main part skeleton wherein one end has first incoming end, extension skeleton both ends have respectively and insert end and second incoming end, insert in the first incoming end of insertion of end selectivity or the second incoming end and realize fastening connection through the locking subassembly, thereby make the main part skeleton with extend between the skeleton and adjacent extension skeleton between the fastening link to each other, a plurality of lifting hook evenly distributed firmly set up in the main part skeleton with extend the terminal surface that the skeleton is close to ground, and perpendicular distance is the same between a plurality of lifting hooks and the ground.
On the basis of the technical scheme, preferably, the main framework and the extension framework are provided with a main rod and a cross rod; the main rods are at least three and are arranged in parallel, and the axes of at least two main rods are positioned on the same horizontal plane; the cross rod is fixedly connected between the at least two main rods, two ends of the cross rod penetrate through the main rods and extend outwards respectively, the axis of the cross rod is parallel to the horizontal plane, and the end part of the cross rod extending outwards is firmly provided with a lifting hook; an inserting cavity is formed in one end, facing the first access end, of the main rod of the main body framework; the extension framework also comprises an inserting rod which is fixedly connected to one end, facing the insertion end, of the main rod of the extension framework, the inserting rod is parallel to the main rod, and an insertion cavity is also formed in one end, facing the second access end, of the main rod of the extension framework; the inserted bars can be selectively inserted into the inserted cavities of the adjacent frameworks in a one-to-one correspondence manner, so that the main framework is fixedly connected with the main rods of the elongated frameworks and the main rods of the adjacent elongated frameworks.
Still further preferred, still include flexible subassembly, flexible subassembly includes the slide bar, and smooth chamber is all seted up at the both ends of horizontal pole, and slide bar one end slides and pegs graft in smooth intracavity, and slide bar other end fixedly connected with lifting hook, and the slide bar can be the certain length of selective extension dorsad the one end in smooth chamber.
Preferably, the telescopic assembly further comprises a positioning rod, and the positioning rod is fixedly connected to one end of the sliding rod, which is far away from the lifting hook, and is parallel to the sliding rod; the inner end of the sliding cavity is also provided with a positioning cavity which is parallel to the sliding cavity, and the positioning rod is inserted in the positioning cavity in a sliding manner.
Further preferably, the positioning rod and the positioning cavity are polygons with the same radial cross section.
On the basis of the technical scheme, preferably, the sections of the main framework and the lengthened framework along the plumb line direction are all triangular, square, prismatic or trapezoidal with the same size.
Further preferably, the lifting device further comprises a telescopic rod, one end of the telescopic rod is hinged to one end of the sliding rod and is close to the lifting hook, the other end of the telescopic rod is hinged to the outer peripheral wall of one of the main rods, and the main rod is located on one side, far away from the ground, of the plane S.
Further preferably, the sliding rod locking device further comprises a fastening bolt, the periphery wall of the sliding rod is provided with a plurality of through bolt holes at equal intervals, the end parts of the two ends of the cross rod are symmetrically provided with one bolt hole and communicated with the sliding cavity, and the fastening bolt sequentially penetrates through the bolt holes in the cross rod and one bolt hole in the sliding rod, so that the sliding rod is fastened and locked in the sliding cavity.
Preferably, the locking assembly comprises a sleeve and an inner flange, the outer peripheral wall of the end part of the main rod, which is provided with the sliding cavity, is provided with a thread groove, and the outer peripheral wall of the end part of the main rod, which faces the insertion end, of the elongated framework is provided with an annular wedge groove; the inner flange rotates to be wedged in the wedge groove, one end of the sleeve is sleeved on the main rod and is fixedly connected to the periphery of the inner flange, and the other end of the sleeve can be selectively screwed on the adjacent main rods, so that the adjacent main rods are fastened and connected.
The utility model discloses a framework of steel reinforcement hoist with adjustable length has following beneficial effect for prior art:
the utility model discloses can be according to the framework of steel reinforcement that needs lifted by crane size, the longitudinal extension length of free choice is adjusted horizontal width, has ensured that the framework of steel reinforcement to different precast beam structure sizes can both have best adaptation length and width, consequently applicable in the structure of multiple size, has avoided same engineering need all to prepare a hoist to the framework of steel reinforcement of every specification, has practiced thrift economic cost, and simple structure, ann tear open the convenience simultaneously, the construction of being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of the elongated frame of the present invention;
fig. 2 is a perspective view of the main body frame of the present invention;
FIG. 3 is a perspective view of the elongated frame of the present invention;
FIG. 4 is a front cross-sectional view of the main body frame of the present invention;
FIG. 5 is a front cross-sectional view of another embodiment of the body frame of the present invention;
fig. 6 is a side sectional view of a first access end of the present invention;
fig. 7 is a perspective view of the telescopic assembly of the present invention.
In the figure: 1. a main body skeleton; 101. a first access end; 11. a main rod; 111. inserting a cavity; 112. a wedge groove; 12. a cross bar; 121. a slide chamber; 122. a positioning cavity; 13. inserting a rod; 2. lengthening the framework; 201. an insertion end; 202. a second access end; 13. inserting a rod; 3. a telescoping assembly; 31. a slide bar; 311. a keyhole; 32. positioning a rod; 4. a telescopic rod; 5. fastening a bolt; 6. a locking assembly; 61. a sleeve; 62. an inner flange; 7. and (4) a lifting hook.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses a steel reinforcement framework hoist with adjustable length, including main part skeleton 1, a plurality of extension skeleton 2, locking Assembly 6 and a plurality of lifting hook 7, main part skeleton 1 wherein one end has first incoming end 101, 2 both ends of extension skeleton have respectively to insert end 201 and second incoming end 202, insert the end 201 selective insert in first incoming end 101 or the second incoming end 202 and realize fastening connection through locking Assembly 6, thereby make main part skeleton 1 and connect between the long skeleton 2 and adjacent extension skeleton 2 between the fastening be connected with, a plurality of lifting hook 7 evenly distributed firmly set up in main part skeleton 1 and connect the terminal surface that long skeleton 2 is close to ground, and a plurality of lifting hooks 7 and the ground between the equal the same of vertical distance.
Specifically, the utility model discloses a realize skeleton length's alternative, realize through following technical scheme.
As shown in fig. 1, in conjunction with fig. 2 and 3, the main body frame 1 and the extension frame 2 each have a main bar 11 and a cross bar 12.
Wherein, the mobile jib 11 has three at least and parallel arrangement each other, and the axis of two at least mobile jibs 11 is located same horizontal plane. Let the axes of the two main rods 11 be A1And A2Since one surface can be defined by two lines, A can be set1And A2Are positioned on the same horizontal plane S; in order to ensure that all the hooks 7 are at the same height, it is therefore necessary that the crossbar 12 is parallel to the horizontal plane S.
The cross rod 12 is fixedly connected between the at least two main rods 11, two ends of the cross rod 12 penetrate through the main rods 11 to extend outwards respectively, the axis of the cross rod 12 is parallel to the horizontal plane, and the end part of the cross rod 12 extending outwards is firmly provided with the lifting hook 7. The number of the cross bars 12 may be several, and they may be parallel to each other or not, and it is mainly necessary to ensure that all the hooks 7 are at the same height.
An insertion cavity 111 is opened at one end of the main rod 11 of the main body framework 1 facing the first access end 101.
The inserting rods 13 can be selectively inserted into the inserting cavities 111 of the adjacent frameworks in a one-to-one correspondence manner, so that the main frameworks 1 and the main rods 11 of the elongated frameworks 2 and the main rods 11 of the adjacent elongated frameworks 2 are tightly connected.
As shown in fig. 1, with reference to fig. 5, the main frame 1 and the extension frame 2 have the same size of triangle, square, prism or trapezoid cross section along the vertical line direction. It should be noted that the steel reinforcement framework is a common structure in the prior art, and therefore, the specific structure of the steel reinforcement framework is not further described in detail in the technical scheme; no matter what shape the sections of the main body framework 1 and the extension framework 2 are, the adjustability of the length and the width of the framework in the technical scheme cannot be influenced.
In order to realize the fastening connection between the main rods 11 connected in one-to-one correspondence, as shown in fig. 1, with reference to fig. 6, the locking assembly 6 includes a sleeve 61 and an inner flange 62, the outer peripheral wall of the end of the main rod 11 at the end of the sliding cavity 121 is provided with a thread groove, and the outer peripheral wall of the end of the main rod 11 at the end of the extension framework 2 facing the insertion end 201 is provided with an annular wedge groove 112; the inner flange 62 is rotatably wedged in the wedge groove 112, one end of the sleeve 61 is sleeved on the main rod 11 and is fixedly connected to the periphery of the inner flange 62, and the other end of the sleeve 61 can be selectively screwed on the adjacent main rods 11, so that the adjacent main rods 11 are tightly connected. The above solution can also be applied to the fastening of the crossbar 12 in the sliding chamber 121.
Specifically, the utility model discloses a realize the controllability of skeleton width, realize through following technical scheme.
As shown in fig. 1, with reference to fig. 4, the telescopic assembly 3 further includes a telescopic assembly 3, the telescopic assembly 3 includes a sliding rod 31, the sliding cavities 121 are formed at two ends of the cross rod 12, one end of the sliding rod 31 is slidably inserted into the sliding cavity 121, the other end of the sliding rod 31 is fixedly connected with a hook 7, and one end of the sliding rod 31, which is back to the sliding cavity 121, can be selectively extended by a certain length, so that the extension length of the sliding rod 31 can be adjusted as required.
As shown in fig. 1 and fig. 7, the telescopic assembly 3 further includes a positioning rod 32, the positioning rod 32 is fixedly connected to one end of the sliding rod 31 far away from the hook 7 and is parallel to the sliding rod 31; the positioning cavity 122 is further formed in the inner end of the sliding cavity 121, the positioning cavity 122 is parallel to the sliding cavity 121, the positioning rod 32 is inserted in the positioning cavity 122 in a sliding mode, and therefore positioning and anti-warping effects are achieved, on one hand, the fact that the sliding rod 31 rotates in the sliding cavity 121 to cause height change of the lifting hook 7 is avoided, on the other hand, bearing strength of the sliding rod 31 can be enhanced, and the fact that the lifting hook 7 is stressed heavily to cause tilting damage to the sliding rod 31 is avoided. Preferably, the positioning rod 32 and the positioning cavity 122 have polygonal radial cross sections with the same size, so as to perform a clamping function.
The utility model discloses a realize horizontal pole 12 fastening connection in sliding chamber 121, still include fastening bolt 5, slide bar 31 periphery wall is established the equidistance and is seted up the keyhole 311 that a plurality of link up, and the equal symmetry of horizontal pole 12 both ends tip has seted up a keyhole 311 and has been linked up in sliding chamber 121, and fastening bolt 5 runs through keyhole 311 on horizontal pole 12 and one of them keyhole 311 on the slide bar 31 in proper order to lock slide bar 31 fastening in sliding chamber 121. The above-described solution can also be applied to the fastening connection between the primary levers 11 connected in a one-to-one correspondence.
As optional embodiment, still include telescopic link 4, 4 one ends of telescopic link articulate in slide bar 31 one end and are close to lifting hook 7, and 4 other ends of telescopic link articulate in 11 periphery walls of one of them mobile jib, and the mobile jib 11 is located the one side that ground was kept away from to plane S, can strengthen slide bar 31' S load strength, avoids 7 one ends atress of lifting hook heavier, leads to slide bar 31 perk to damage.
The working principle is as follows:
the inserting rod 13 of the elongated framework 2 is inserted into the inserting cavity 111 of the adjacent main framework 1 or the elongated framework 2, and the sleeve 61 is screwed, so that the two main rods 11 are tightly connected with each other, and the length of the framework is lengthened.
The slide rod 31 is drawn out by a required length, and then the fastening bolt 5 passes through the bolt hole 311 and is fastened, so that the slide rod 31 is fastened and fixed in the slide cavity 121, and the increase of the frame width is realized.
Through the means, the longitudinal extension length and the transverse width of the framework can be freely adjusted, and the optimal adaptive length and width of the steel reinforcement framework aiming at different precast beam structural sizes are ensured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a framework of steel reinforcement hoist with adjustable length which characterized in that: including main part skeleton (1), a plurality of skeleton (2) of lengthening, locking Assembly (6) and a plurality of lifting hook (7), main part skeleton (1) wherein one end has first incoming end (101), it has respectively to extend skeleton (2) both ends and inserts end (201) and second incoming end (202), insert in first incoming end (101) or second incoming end (202) of the selective insertion of end (201) and realize fastening connection through locking Assembly (6), thereby make main part skeleton (1) and lengthen between skeleton (2) and adjacent the fastening of lengthening between skeleton (2) link to each other, and are a plurality of lifting hook (7) evenly distributed firmly set up in main part skeleton (1) and the terminal surface that is close to ground of lengthening skeleton (2), and a plurality of perpendicular distance is the same between lifting hook (7) and the ground.
2. The length adjustable steel reinforcement framework lifting appliance according to claim 1, wherein: the main body framework (1) and the extension framework (2) are both provided with a main rod (11) and a cross rod (12);
at least three main rods (11) are arranged in parallel, and the axes of at least two main rods (11) are positioned on the same horizontal plane;
the cross rod (12) is fixedly connected between the at least two main rods (11), two ends of the cross rod penetrate through the main rods (11) respectively and extend outwards, the axis of the cross rod (12) is parallel to the horizontal plane, and the end part of the cross rod (12) extending outwards is firmly provided with a lifting hook (7);
an inserting cavity (111) is formed in one end, facing the first access end (101), of the main rod (11) of the main body framework (1);
the lengthening framework (2) further comprises an inserting rod (13), the inserting rod (13) is fixedly connected to one end, facing the insertion end (201), of the main rod (11) of the lengthening framework (2), the inserting rod (13) is parallel to the main rod (11), and an insertion cavity (111) is also formed in one end, facing the second access end (202), of the main rod (11) of the lengthening framework (2);
the inserting rods (13) can be selectively inserted into the inserting cavities (111) of the adjacent frameworks in a one-to-one correspondence mode, so that the main framework (1) is fixedly connected with the main rods (11) of the lengthened frameworks (2) and the main rods (11) of the adjacent lengthened frameworks (2).
3. A length adjustable steel reinforcement cage spreader as claimed in claim 2, wherein: still include flexible subassembly (3), flexible subassembly (3) include slide bar (31), smooth chamber (121) are all seted up at the both ends of horizontal pole (12), slide bar (31) one end is slided and is pegged graft in smooth chamber (121), slide bar (31) other end fixedly connected with lifting hook (7), just slide bar (31) one end back to smooth chamber (121) can be selective extend certain length.
4. A length adjustable steel reinforcement cage spreader as claimed in claim 3, wherein: the telescopic assembly (3) further comprises a positioning rod (32), and the positioning rod (32) is fixedly connected to one end, far away from the lifting hook (7), of the sliding rod (31) and parallel to the sliding rod (31);
the inner end of the sliding cavity (121) is further provided with a positioning cavity (122), the positioning cavity (122) is parallel to the sliding cavity (121), and the positioning rod (32) is inserted in the positioning cavity (122) in a sliding mode.
5. A length adjustable steel reinforcement cage spreader as claimed in claim 4, wherein: the radial sections of the positioning rod (32) and the positioning cavity (122) are polygons with the same size.
6. The length adjustable steel reinforcement framework lifting appliance according to claim 1, wherein: the main framework (1) and the extension framework (2) are all triangular, square, prismatic or trapezoidal in the same size along the section of the plumb line direction.
7. A length adjustable steel reinforcement cage spreader as claimed in claim 2, wherein: still include telescopic link (4), telescopic link (4) one end articulates in slide bar (31) one end and is close to lifting hook (7), telescopic link (4) other end articulates in one of them mobile jib (11) periphery wall, just mobile jib (11) are located the one side that ground was kept away from to plane S.
8. A length adjustable steel reinforcement cage spreader as claimed in claim 3, wherein: still include fastening bolt (5), slide bar (31) periphery wall is established the equidistance and is seted up keyhole (311) that a plurality of link up, a keyhole (311) and intercommunication in sliding chamber (121) have all been seted up to horizontal pole (12) both ends tip symmetry, fastening bolt (5) run through keyhole (311) on horizontal pole (12) and one of them keyhole (311) on slide bar (31) in proper order, thereby will slide bar (31) fastening lock in sliding chamber (121).
9. A length adjustable steel reinforcement cage spreader as claimed in claim 2, wherein: the locking assembly (6) comprises a sleeve (61) and an inner flange (62), the outer peripheral wall of one end part of the main rod (11) provided with the sliding cavity (121) is provided with a thread groove, and the outer peripheral wall of one end part of the main rod (11) of the elongated framework (2) facing the insertion end (201) is provided with an annular wedge groove (112);
the inner flange (62) is rotatably wedged in the wedge groove (112), one end of the sleeve (61) is sleeved on the main rod (11) and fixedly connected to the periphery of the inner flange (62), and the other end of the sleeve (61) can be selectively screwed on the adjacent main rod (11), so that the adjacent main rods (11) are fastened and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120496742.3U CN214780190U (en) | 2021-03-09 | 2021-03-09 | Steel reinforcement framework lifting appliance with adjustable length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120496742.3U CN214780190U (en) | 2021-03-09 | 2021-03-09 | Steel reinforcement framework lifting appliance with adjustable length |
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| Publication Number | Publication Date |
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| CN214780190U true CN214780190U (en) | 2021-11-19 |
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| CN202120496742.3U Active CN214780190U (en) | 2021-03-09 | 2021-03-09 | Steel reinforcement framework lifting appliance with adjustable length |
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| CN (1) | CN214780190U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117902456A (en) * | 2024-03-18 | 2024-04-19 | 中铁四局集团有限公司 | Lifting appliance for prefabricated small box girder left and right web plate reinforcing steel meshes and application method thereof |
-
2021
- 2021-03-09 CN CN202120496742.3U patent/CN214780190U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117902456A (en) * | 2024-03-18 | 2024-04-19 | 中铁四局集团有限公司 | Lifting appliance for prefabricated small box girder left and right web plate reinforcing steel meshes and application method thereof |
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