CN112832130A - Be applied to steel pull rod structure of bridge installation - Google Patents
Be applied to steel pull rod structure of bridge installation Download PDFInfo
- Publication number
- CN112832130A CN112832130A CN201911163281.1A CN201911163281A CN112832130A CN 112832130 A CN112832130 A CN 112832130A CN 201911163281 A CN201911163281 A CN 201911163281A CN 112832130 A CN112832130 A CN 112832130A
- Authority
- CN
- China
- Prior art keywords
- blind hole
- connecting piece
- pull rod
- rod structure
- steel pull
- Prior art date
- 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.)
- Withdrawn
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 238000009434 installation Methods 0.000 title claims abstract description 34
- 230000006978 adaptation Effects 0.000 claims abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000003973 paint Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000011900 installation process Methods 0.000 description 3
- 238000013475 authorization Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
Abstract
The utility model provides a be applied to steel pull rod structure of bridge installation, includes base rod and an at least branch, and the base rod passes through the connecting piece with branch and is connected, connecting piece one end with base rod fixed connection, the other end that the connecting piece corresponds sets up the spacing blind hole that corresponds with branch's number, spacing blind hole opening towards the extending direction of base rod, and spacing blind hole bottom sets up into the internal hole of sphere form, and this internal hole form part internal diameter of sphere is greater than the internal diameter of other parts of spacing blind hole on the spacing blind hole, and this internal hole form part of sphere still is provided with the commentaries on classics ball of big or small adaptation on the spacing blind hole, changes the ball and connects the pivot, and the pivot passes spacing blind hole. The invention has unique structure, convenient and fast installation and maintenance and adjustable installation angle, and is suitable for more complicated bridge installation.
Description
Technical Field
The invention relates to the technical field of bridge installation, in particular to a steel pull rod structure applied to bridge installation.
Background
The steel pull rod is an indispensable component in the installation process of buildings such as bridges and the like, the steel pull rod can play a role of pre-tightening and stretching, in the prior art, the Chinese patent with the authorization publication number of 205907900U discloses a steel pull rod, which comprises two rod bodies, a sleeve arranged at the middle end of the two rod bodies and a U-shaped joint respectively arranged at the top ends of the two rod bodies, the U-shaped joint is provided with a pin shaft, the surface of the steel pull rod is provided with a paint coating or a zinc coating, the paint coating comprises a primer layer, an intermediate paint layer and a finish paint layer, the steel pull rod has high tensile strength and strong bearing capacity, can realize large-span connection, has a simple structure and is easy to lift and install, the patent document with the authorization publication number of CN206346498U discloses a steel pull rod structure for buildings, spring sections and threaded columns are arranged at two sides of a pull rod body of the steel pull rod structure for buildings, and a plurality, pass the installation hole with the screw thread post to install a plurality of mounting nuts on two screw thread posts respectively, thereby pull mounting nut through the spanner and stimulate pull rod body and spring section, can provide the pretightning force after the extension of spring section, this steel pull rod for building structural design is simple, simple to operate. The two types of steel pull rods are widely applied in the installation process of the existing small-sized building, however, the installation angle is not constant in the installation process of the bridge, and the steel pull rods of the types cannot well meet the installation requirement under special conditions, so that the invention aims to develop a brand-new steel pull rod to better meet the requirement of bridge installation.
Disclosure of Invention
The invention aims to provide a steel pull rod structure which is more flexible in assembly mode and more stable in assembled structure and is applied to bridge installation.
The technical problem solved by the invention is realized by adopting the following technical scheme:
the utility model provides a be applied to steel pull rod structure of bridge installation, includes base rod and an at least branch, and the base rod passes through the connecting piece with branch and is connected, connecting piece one end with base rod fixed connection, the other end that the connecting piece corresponds sets up the spacing blind hole that corresponds with branch's number, spacing blind hole opening towards the extending direction of base rod, and spacing blind hole bottom sets up into the internal hole of sphere form, and this internal hole form part internal diameter of sphere is greater than the internal diameter of other parts of spacing blind hole on the spacing blind hole, and this internal hole form part of sphere still is provided with the commentaries on classics ball of big or small adaptation on the spacing blind hole, changes the ball and connects the pivot, and the pivot passes spacing blind hole.
Further, the opening of the limiting blind hole is arranged to be horn-shaped and expanded towards the outside, and the rotating shaft can rotate 360 degrees while the offset amplitude of the rotating shaft is +/-8 degrees.
Furthermore, the Y-shaped steel pull rod comprises a base rod and two support rods, wherein the base rod and the two support rods form a Y-shaped steel pull rod structure.
Furthermore, two limiting blind holes are formed in the end face of the connecting piece, and the two limiting blind holes are arranged on the end face of the connecting piece in parallel.
Furthermore, the device comprises a base rod and three supporting rods, wherein the base rod and the three supporting rods form a conical steel pull rod structure.
Furthermore, three spherical inner holes are formed in the end face of the connecting piece, and the three spherical inner holes are uniformly arranged on the end face of the connecting piece in the circumferential direction.
Furthermore, the other end of the base rod opposite to the connecting piece is provided with a U-shaped joint, and the U-shaped joint is provided with a mounting hole.
Furthermore, the other end of the support rod opposite to the connecting piece is provided with a U-shaped joint, and the U-shaped joint is provided with a mounting hole.
Has the advantages that: the steel pull rod structure applied to bridge installation can form a Y-shaped structure, is suitable for requirements of multi-party installation, is particularly suitable for the condition of angle adjustment frequency, can perform self-adjustment of a certain angle under the condition of stress change of the steel pull rod to play a certain buffering role, and is higher in safety. The invention has the advantages of convenient and fast installation, high construction precision, safety and reliability.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic structural view of fig. 1 when the installation angle is changed.
Wherein: 1. a base shaft; 2. a connecting member; 3. a strut; 4. a limiting blind hole; 5. rotating the ball; 6. a rotating shaft; 7. a bolt assembly; 8. a U-shaped joint.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in figure 1, the steel pull rod structure applied to bridge installation comprises a base rod 1 and two supporting rods 3, wherein the base rod 1 and the supporting rods 3 are connected through a connecting piece 2 to form a Y-shaped structure, in the embodiment, one end of the connecting piece 2 is integrally formed or welded with the base rod 1, the other end corresponding to the connecting piece 2 is provided with two limiting blind holes 4, the two limiting blind holes 4 are arranged side by side on the end face of the connecting piece, the opening of each limiting blind hole 4 faces the extending direction of the base rod 1, the bottom of each limiting blind hole 4 is arranged to be in a spherical inner hole shape, the inner diameter of the spherical inner hole shape part on each limiting blind hole 4 is larger than that of the other part of each limiting blind hole 4, the spherical inner hole shape part on each limiting blind hole 4 is also provided with a rotating ball 5 with adaptive size, the rotating ball rotates in the limiting blind hole 4 but cannot be separated from the limiting blind hole 4, the rotating ball 5 is connected, and, the opening of spacing blind hole 4 sets up to the loudspeaker form of outside expansion, and the internal diameter of pivot 6 is less than spacing blind hole 4 opening part internal diameter simultaneously, therefore, its range of skew is 8 when the pivot can 360 rotations. During the bridge installation, when the suitable locus of three distance tractive simultaneously of needs, the implementation installation that this embodiment can be fine, wherein base rod 1 is connected relative other end with connecting piece 2 and is provided with U type joint 8, set up the mounting hole on the U type joint 8, bolt assembly passes the mounting hole on the U type joint 8 and is fixed in the bridge locus with base rod 1 one end on, then be fixed in pivot 6 respectively with two spinal branch poles 3 on, and then adjust the terminal position of 3 spinal branch poles, be fixed in the other two loci of bridge through bolt assembly respectively with the other end of taking U type joint 8 of two spinal branch poles 3, can accomplish the installation, convenient and fast. As shown in figure 2, the installation and maintenance are more flexible because the end position of the supporting rod 3 can be adjusted to a certain degree
As the extension of this embodiment, three branch 3 can be connected simultaneously through connecting piece 2 to base pole 1, and a base pole 1 constitutes toper steel pull rod structure with three branch 3 to be fit for the tractive in the cubical space, it has the installation equally and maintains portably, convenient and fast, and the bearing capacity is good, and installation angle can be in the advantage of certain within range adjustment.
As an extension of this embodiment, the base rod 1 may be connected to four or more than four supporting rods 3 through the connecting pieces 2, and these modifications are within the protection scope of the present invention and will not be described herein.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a be applied to steel pull rod structure of bridge installation, its characterized in that includes base rod and an at least branch, and the base rod passes through the connecting piece with branch and is connected, connecting piece one end with base rod fixed connection, the other end that the connecting piece corresponds is seted up the spacing blind hole that corresponds with branch's quantity, and spacing blind hole opening is towards the extending direction of base rod, and spacing blind hole bottom sets up into the downthehole form of sphere, and this downthehole form part internal diameter of sphere is greater than the internal diameter of other parts of spacing blind hole on the spacing blind hole, and this downthehole form part of sphere still is provided with the commentaries on classics ball of size adaptation on the spacing blind hole, changes the ball and connects the pivot, and the pivot.
2. The steel pull rod structure applied to bridge installation according to claim 1, wherein the opening of the limiting blind hole is formed in a flared shape expanding outwards, and the rotating shaft can rotate 360 degrees while the offset amplitude is +/-8 degrees.
3. The steel pull rod structure applied to bridge installation according to claim 1, wherein the steel pull rod structure comprises a base rod and two support rods, and the base rod and the two support rods form a Y-shaped steel pull rod structure.
4. The steel pull rod structure applied to bridge installation according to claim 3, wherein two blind limiting holes are formed in the end face of the connecting piece, and the two blind limiting holes are arranged in parallel on the end face of the connecting piece.
5. The steel tie rod structure applied to bridge installation according to claim 1, wherein the steel tie rod structure comprises a base rod and three supporting rods, and the base rod and the three supporting rods form a conical steel tie rod structure.
6. The steel pull rod structure applied to bridge installation according to claim 5, wherein three spherical inner holes are formed in the end face of the connecting piece, and the three spherical inner holes are uniformly arranged on the end face of the connecting piece in the circumferential direction.
7. The steel pull rod structure applied to bridge installation according to any one of claims 1 to 6, wherein a U-shaped joint is arranged at the other end of the base rod opposite to the connecting piece, and a mounting hole is formed in the U-shaped joint.
8. The steel pull rod structure applied to bridge installation according to claim 7, wherein the other end of the support rod opposite to the connecting piece is provided with a U-shaped joint, and the U-shaped joint is provided with an installation hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911163281.1A CN112832130A (en) | 2019-11-25 | 2019-11-25 | Be applied to steel pull rod structure of bridge installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911163281.1A CN112832130A (en) | 2019-11-25 | 2019-11-25 | Be applied to steel pull rod structure of bridge installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112832130A true CN112832130A (en) | 2021-05-25 |
Family
ID=75922020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911163281.1A Withdrawn CN112832130A (en) | 2019-11-25 | 2019-11-25 | Be applied to steel pull rod structure of bridge installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112832130A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825783Y (en) * | 2005-09-13 | 2006-10-11 | 巨力集团有限公司 | Steel pull-rod |
| CN102337724A (en) * | 2011-08-02 | 2012-02-01 | 巨力索具股份有限公司 | Steel pull rod |
| CN102797219A (en) * | 2012-08-10 | 2012-11-28 | 柳州欧维姆机械股份有限公司 | Arch bridge suspender convenient to replace and method for replacing the same |
| CN207484271U (en) * | 2017-09-19 | 2018-06-12 | 江苏华信预应力制品有限公司 | A kind of bridge pull rod attachment device |
| CN208396116U (en) * | 2018-04-03 | 2019-01-18 | 北京市市政四建设工程有限责任公司 | A kind of antidetonation suspension and support |
| CN209443670U (en) * | 2018-12-03 | 2019-09-27 | 霍文营 | A kind of flexural pivot reinforcing bar connector |
-
2019
- 2019-11-25 CN CN201911163281.1A patent/CN112832130A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2825783Y (en) * | 2005-09-13 | 2006-10-11 | 巨力集团有限公司 | Steel pull-rod |
| CN102337724A (en) * | 2011-08-02 | 2012-02-01 | 巨力索具股份有限公司 | Steel pull rod |
| CN102797219A (en) * | 2012-08-10 | 2012-11-28 | 柳州欧维姆机械股份有限公司 | Arch bridge suspender convenient to replace and method for replacing the same |
| CN207484271U (en) * | 2017-09-19 | 2018-06-12 | 江苏华信预应力制品有限公司 | A kind of bridge pull rod attachment device |
| CN208396116U (en) * | 2018-04-03 | 2019-01-18 | 北京市市政四建设工程有限责任公司 | A kind of antidetonation suspension and support |
| CN209443670U (en) * | 2018-12-03 | 2019-09-27 | 霍文营 | A kind of flexural pivot reinforcing bar connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210817 Address after: Hunan business culture and Technology Industrial Park Management Committee Applicant after: HUNAN ZHONGNAN BRIDGE EQUIPMENT MANUFACTURING Co.,Ltd. Address before: 418000 room 406, 4th floor, management committee of Xiangshang culture and Technology Industrial Park, Huaihua (Chinese side), Huaihua City, Hunan Province Applicant before: HUNAN ZHONGNAN BRIDGE INSTALLATION ENGINEERING Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210525 |
|
| WW01 | Invention patent application withdrawn after publication |