CN213267530U - Assembled steel strand supporting device used inside segmental box girder - Google Patents
Assembled steel strand supporting device used inside segmental box girder Download PDFInfo
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- CN213267530U CN213267530U CN202021780823.8U CN202021780823U CN213267530U CN 213267530 U CN213267530 U CN 213267530U CN 202021780823 U CN202021780823 U CN 202021780823U CN 213267530 U CN213267530 U CN 213267530U
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- steel strand
- upright post
- box girder
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 230000008093 supporting effect Effects 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 230000003028 elevating effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses an assembled steel strand wires strutting arrangement that is used for festival section case roof beam inside, include: the main upright post is vertically arranged in the inner cavity of the section box girder; the transverse support frames are detachably arranged on the main upright post at intervals along the height direction of the main upright post and are used for supporting the steel strand; and the lifting device is arranged at the lower end of the main upright post and is in contact with the inner cavity beam bottom surface of the section box beam so as to lift the main upright post, so that the upper end of the main upright post is arranged on the inner cavity beam top surface of the section beam. The utility model discloses a strutting arrangement makes things convenient for the dismouting, has nimble mobility strong, has certain supporting capacity, convenient operation and maintains simple characteristics, and it can be in large-scale prefabricated section concrete bridge construction process, supports steel strand wires temporarily.
Description
Technical Field
The utility model relates to an inside assembled steel strand wires of segment case roof beam supports the field. More specifically, the utility model relates to an assembled steel strand wires strutting arrangement for inside festival section case roof beam.
Background
In large-scale prefabricated section concrete bridge work progress, among the steel strand stretching process, because the reason of steel strand dead weight, there is certain flagging, causes the material overlength of just unloading when tailorring the steel strand really, causes huge waste, if reduce the subsequent tailorring of end, at a set of or multiunit support of the middle design at steel strand both ends, reduce the flagging of steel strand, and then reduce the waste of steel strand. In addition, after the steel strand is permanently tensioned, a supporting device which can be conveniently detached is needed.
In view of the above, it is desirable to design a device that can support a steel strand to prevent or reduce sagging, while being easy to install and remove.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a supporting device makes things convenient for the dismouting, has nimble mobility strong, has certain supporting capacity, convenient operation and maintains simple characteristics, and it can be in large-scale prefabricated section concrete bridge construction process, supports steel strand wires temporarily.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an assembled steel strand supporting device for an inside of a segmental box girder, including:
the main upright post is vertically arranged in the inner cavity of the section box girder;
the transverse support frames are detachably arranged on the main upright post at intervals along the height direction of the main upright post and are used for supporting the steel strand; and
and the lifting device is arranged at the lower end of the main upright post and is in contact with the inner cavity beam bottom surface of the section box beam so as to lift the main upright post, so that the upper end of the main upright post is jacked on the inner cavity beam top surface of the section beam.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the head mast includes a plurality of groups stand support, the stand support includes a pair of vertical stay tube and transversely erects the horizontal stay tube between the two.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, every vertical stay tube correspondence sets up one elevating gear, wherein elevating gear includes:
the cavity in the adjusting block is divided into an upper part and a lower part which are independent relatively, and the vertical supporting tube is placed on the upper part of the adjusting block; the inner wall of the lower part of the adjusting block is provided with threads;
the screw rod is matched with the screw sleeve and arranged on the lower portion of the adjusting block, and the length of the screw rod extending into the lower portion of the adjusting block is adjusted through rotation so as to lift the vertical supporting pipe.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the upper end of vertical stay tube sets up the support backing plate, support the backing plate with festival section roof beam inner chamber roof beam face offsets.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the pipe is established to the pot head of vertical stay tube, the pipe upper end sets up support the backing plate.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the screw rod lower extreme sets up the support backing plate.
According to a preferred embodiment of the present invention, the supporting device for the assembled steel strand inside the segmental box girder comprises a plurality of longitudinal main steel pipes parallel to each other and a plurality of transverse main steel pipes parallel to each other.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the regulating block setting is equipped with the handle.
The utility model discloses at least, include following beneficial effect: the utility model discloses an assembled steel strand wires strutting arrangement shell supports steel strand wires temporarily in large-scale prefabricated section concrete bridge work progress, this simple structure moreover makes things convenient for the dismouting, has nimble mobility strong, has certain support capacity, convenient operation and maintains simple characteristics.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic view illustrating the installation and use of the assembly type steel strand supporting device used in the segment box girder of the present invention;
fig. 2 is a front view of the assembled steel strand support device for the interior of a segmental box girder according to the present invention;
fig. 3 is a top view of the horizontal support frame of the present invention;
fig. 4 is a front view of an adjusting block in the middle lifting device of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
As shown in fig. 1-4, the utility model discloses an assembled steel strand wires strutting arrangement 1P for inside segmental box girder, in the practical application, the quantity of assembled steel strand wires strutting arrangement 1P is suitably adjusted according to the bridge span. The assembly type steel strand supporting device 1P for the interior of the section box girder comprises:
the main upright post 1 is vertically arranged in the inner cavity of the section box girder; the main upright 1 comprises a plurality of sets of upright supports including a pair of vertical support tubes 110 and a transverse support tube 120 spanning therebetween.
The transverse support frames 2 are detachably arranged on the main upright post 1 at intervals along the height direction of the main upright post 1 and are used for supporting steel strands; and
and the lifting device 3 is arranged at the lower end of the main upright post 1 and is in contact with the inner cavity beam bottom surface of the section box beam so as to lift the main upright post 1, so that the top of the upper end of the main upright post 1 is arranged on the inner cavity beam top surface of the section beam.
In the above embodiment, the lifting device 5 is adjusted to enable the upper end of the main upright post 1 to be arranged on the top surface of the inner cavity beam of the section beam, or the height of the integral transfer type steel strand supporting device is reduced, so that the components and parts can be conveniently dismounted.
According to the utility model discloses a preferred embodiment, be used for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, every vertical stay tube 110 corresponds and sets up one elevating gear 3, wherein elevating gear 3 includes:
an adjusting block 310, the cavity of which is divided into an upper part 311 and a lower part 312 which are independent, the vertical supporting pipe 110 is rested on the upper part 311 of the adjusting block; the inner wall of the lower part 312 of the adjusting block is provided with threads, and the adjusting block is provided with a handle 4;
and the screw 320 is arranged at the lower part of the adjusting block 310 in a matched and spiral manner, and the length of the screw 320 extending into the lower part of the adjusting block 310 is adjusted through rotation so as to lift the vertical support pipe 110.
In the above embodiment, when the lifting is required, the adjusting block 310 is rotated by the adjusting handle 4, so that the lower portion of the adjusting block 310 rotates around the screw 320, and the adjusting block 310 is lifted up and down, thereby driving the whole device to lift up and down.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, backing plate 6 is strutted in the upper end setting of vertical stay tube 110, strut backing plate 6 with festival section roof beam inner chamber roof beam face offsets, and it is more stable to strut the effect.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the pipe is established to the pot head of vertical stay tube 110, the pipe upper end sets up support the backing plate.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section case roof beam, the screw rod 320 lower extreme sets up supporting backing plate 5, and the supporting effect is more stable.
According to the utility model discloses a preferred embodiment for the inside assembled steel strand wires strutting arrangement of festival section box girder, horizontal support frame 2 includes a plurality of vertical main steel pipes 210 that are parallel to each other and a plurality of horizontal main steel pipe 220 that are parallel to each other, and the preferred two vertical steel pipes 210 of this department, horizontal main steel pipe 220, two vertical steel pipes 210 middle add the welding have a pair of transverse connection pole 230, channel-section steel bayonet 240 has been welded at both ends. The position of the transverse connecting rod 230 is determined according to the position of the segment beam tension steel strand, and the number of the transverse supporting frames 4 is also determined according to the number of the segment beam tension steel strands.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.
Claims (8)
1. An assembled steel strand support device for the interior of a section box girder, comprising:
the main upright post is vertically arranged in the inner cavity of the section box girder;
the transverse support frames are detachably arranged on the main upright post at intervals along the height direction of the main upright post and are used for supporting the steel strand; and
and the lifting device is arranged at the lower end of the main upright post and is in contact with the inner cavity beam bottom surface of the section box beam so as to lift the main upright post, so that the upper end of the main upright post is jacked on the inner cavity beam top surface of the section beam.
2. The fabricated steel strand support device for the interior of a section box girder according to claim 1, wherein the main columns include a plurality of sets of column supports including a pair of vertical support pipes and a lateral support pipe spanned therebetween in a lateral direction.
3. The fabricated strand support device for use inside a section box girder according to claim 2, wherein one lifting device is provided for each vertical support tube, wherein the lifting device comprises:
the cavity in the adjusting block is divided into an upper part and a lower part which are independent relatively, and the vertical supporting tube is placed on the upper part of the adjusting block; the inner wall of the lower part of the adjusting block is provided with threads;
the screw rod is matched with the screw sleeve and arranged on the lower portion of the adjusting block, and the length of the screw rod extending into the lower portion of the adjusting block is adjusted through rotation so as to lift the vertical supporting pipe.
4. The assembled steel strand supporting device for the interior of the section box girder as claimed in claim 2, wherein a supporting base plate is arranged at the upper end of the vertical supporting tube, and the supporting base plate abuts against the top surface of the section girder inner cavity girder.
5. The assembled steel strand supporting device for the interior of the segmental box girder as claimed in claim 4, wherein a round pipe is sleeved on the upper end of the vertical supporting pipe, and the supporting base plate is arranged on the upper end of the round pipe.
6. The assembled steel strand support device for the interior of a section box girder according to claim 3, wherein a support pad is provided at the lower end of the screw rod.
7. The fabricated steel strand support device for the interior of a section box girder according to claim 3, wherein the transverse support frame comprises a plurality of longitudinal main steel pipes parallel to each other and a plurality of transverse main steel pipes parallel to each other.
8. The assembled steel strand support device for the interior of a section box girder according to claim 3, wherein the adjusting block is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021780823.8U CN213267530U (en) | 2020-08-24 | 2020-08-24 | Assembled steel strand supporting device used inside segmental box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021780823.8U CN213267530U (en) | 2020-08-24 | 2020-08-24 | Assembled steel strand supporting device used inside segmental box girder |
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| Publication Number | Publication Date |
|---|---|
| CN213267530U true CN213267530U (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021780823.8U Active CN213267530U (en) | 2020-08-24 | 2020-08-24 | Assembled steel strand supporting device used inside segmental box girder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863179A (en) * | 2021-10-25 | 2021-12-31 | 四川省交通勘察设计研究院有限公司 | Flexible transverse bottom beam, application and construction method and semi-flexible semi-rigid shed tunnel frame |
-
2020
- 2020-08-24 CN CN202021780823.8U patent/CN213267530U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863179A (en) * | 2021-10-25 | 2021-12-31 | 四川省交通勘察设计研究院有限公司 | Flexible transverse bottom beam, application and construction method and semi-flexible semi-rigid shed tunnel frame |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 430000 Xuelin Road, Shuangliu street, Xinzhou District, Wuhan City, Hubei Province Patentee after: China Communications Second Navigation Bureau Science and Engineering (Wuhan) Co.,Ltd. Country or region after: China Address before: 430000 Xuelin Road, Shuangliu street, Xinzhou District, Wuhan City, Hubei Province Patentee before: CCCC SHEC STRUCTURAL ENGINEERING CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430000, No. 158 Xinggu Avenue, Shuangliu Street, Xinzhou District, Wuhan City, Hubei Province Patentee after: China Communications Second Navigation Bureau Science and Engineering (Wuhan) Co.,Ltd. Country or region after: China Address before: 430000 Xuelin Road, Shuangliu street, Xinzhou District, Wuhan City, Hubei Province Patentee before: China Communications Second Navigation Bureau Science and Engineering (Wuhan) Co.,Ltd. Country or region before: China |