CN112709126A - Quick replacement type is from locking-type structure and preventing roof beam support that falls - Google Patents
Quick replacement type is from locking-type structure and preventing roof beam support that falls Download PDFInfo
- Publication number
- CN112709126A CN112709126A CN202011550850.0A CN202011550850A CN112709126A CN 112709126 A CN112709126 A CN 112709126A CN 202011550850 A CN202011550850 A CN 202011550850A CN 112709126 A CN112709126 A CN 112709126A
- Authority
- CN
- China
- Prior art keywords
- support plate
- stud
- quick
- fastening sleeve
- self
- 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.)
- Pending
Links
Images
Classifications
-
- 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
-
- 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
- E01D19/04—Bearings; Hinges
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a quick-replacement type self-locking structure and a beam falling prevention support, and relates to the technical field of bridge supports, wherein the self-locking structure comprises a stud bolt, a fastening sleeve and a stay cable, and the two end parts of the stay cable are respectively provided with the fastening sleeve; two ends of the inhaul cable are respectively connected with a double-head bolt through a fastening sleeve; the first end of stud is used for with adapter sleeve threaded connection, stud's second end be used for with prevent falling roof beam support threaded connection. The anti-falling beam support comprises an upper support plate, a spherical crown lining plate and a lower support plate, wherein the spherical crown lining plate is positioned between the upper support plate and the lower support plate; two ends of the inhaul cable are respectively connected with the upper support plate and the lower support plate through a double-headed bolt. The invention has simple structure, convenient installation and strong safety, and the single self-locking structure can realize the assembly of an independent system and ensure the stable performance.
Description
Technical Field
The invention relates to the technical field of bridge supports, in particular to a quick-replacement self-locking structure and a beam falling prevention support.
Background
The bridge support is a key structural component for connecting a beam body and an abutment in bridge construction, has the function of supporting a structure and adapts to the movement of the structure caused by expansion and contraction with heat, load, vibration and the like through the deformation or movement of the component of the support, so that the load of the beam body is transferred to the bridge pier smoothly and safely, and the actual stress condition of the bridge is consistent with a calculated theoretical diagram. However, the support is used as a connecting body for opening and closing the bridge bearing, bears the load transmitted by the beam body, and when the support encounters an earthquake or a great shock impact, the horizontal displacement between the pier beams cannot be effectively restricted, so that overlarge relative displacement is generated, and the danger of beam falling is easily caused.
The existing method for preventing the beam from falling is to add a guy cable on the bridge bearing to connect the upper support plate and the lower support plate of the bearing, so that when the bearing exceeds the designed displacement in the use process, the upper support plate and the lower support plate can still be effectively connected, the continuous displacement of the beam body can be limited, and the beam falling caused by the separation of the upper structure of the bridge is prevented.
But the roof beam structure that falls is prevented to current cable has following problem:
the invention patents of publication numbers CN205443916U, CN205443918U and CN207079465U have poor replacement property of cable structure, and when the performance is not enough due to environmental factors or horizontal tension and needs to be replaced, the bridge support needs to be partially or completely removed, which increases the complexity of construction.
In the invention patent of publication No. CN08797324A, the invention patents of publication Nos. CN205443918U and CN207079465U, the stay cable structure is connected with the bridge support through a plurality of components when being matched with the bridge support, thereby increasing the manufacturing difficulty and improving the process difficulty.
According to the invention patents of the publication No. CN205443918U and the publication No. CN207079465U, in the process of assembling and connecting the stay cable structure with the bridge support, a plurality of groups of stay cable structures need to be assembled simultaneously, so that the assembling difficulty of the support is increased, and meanwhile, the potential safety hazard of an operator is increased due to the assembling stress of the stay cable structures.
Therefore, it is highly desirable to develop a quick-replaceable self-locking structure and a beam falling prevention support to solve the above-mentioned problems in the prior art.
Disclosure of Invention
The invention aims to provide a quick-replacement type self-locking structure and a beam falling prevention support, which are used for solving the problems in the prior art, and have the advantages of simple structure, convenience in installation and high safety, and a single self-locking structure can realize independent system assembly and ensure stable performance.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a quick-replacement type self-locking structure, which comprises: the cable comprises a stud, a fastening sleeve and a stay cable, wherein the two end parts of the stay cable are respectively provided with the fastening sleeve; the two end parts of the inhaul cable are respectively connected with the stud bolt through the fastening sleeve; the first end of stud be used for with fastening sleeve threaded connection, stud's second end be used for with prevent falling roof beam support threaded connection.
Preferably, an inner circular hole is formed at the first end of the fastening sleeve, a first internal threaded hole is formed at the second end of the fastening sleeve, the end of the inhaul cable is inserted into the inner circular hole, and the first end of the stud bolt is in threaded connection with the first internal threaded hole.
Preferably, the end of the stay is fastened in the inner circular hole of the first end of the stud bolt through a necking and compressing process.
Preferably, the stud bolt comprises an opposite platform, a first threaded part and a second threaded part are respectively arranged on two sides of the opposite platform, and the first threaded part is in threaded connection with a first internal threaded hole at the second end of the fastening sleeve; and a second internal thread hole is correspondingly formed in the beam falling prevention support, and the second thread part is in threaded connection with the second internal thread hole.
Preferably, the first thread part and the second thread part have opposite thread directions.
Preferably, the cable is a semicircular cable.
The invention also discloses an anti-falling beam support with the quick-replacement type self-locking structure, which further comprises an upper support plate, a spherical crown lining plate and a lower support plate, wherein the spherical crown lining plate is positioned between the upper support plate and the lower support plate; two ends of the inhaul cable are respectively connected with the upper support plate and the lower support plate through the stud bolts.
Preferably, the upper support plate and the lower support plate are both provided with second internal thread holes, and second thread parts of the stud bolts are in threaded connection with the second internal thread holes.
Preferably, a plurality of groups of quick-change self-locking structures are arranged on the beam falling prevention support, and the quick-change self-locking structures are arranged side by side.
Compared with the prior art, the invention has the following beneficial technical effects:
the invention has simple structure, convenient installation and strong safety, and the single self-locking structure can realize the assembly of an independent system and ensure the stable performance; the stay cable is easily connected with the upper support plate and the lower support plate through the stud bolts, so that a self-locking function can be realized, and the stay cable is prevented from rotating in the assembling process; the assembly of a single inhaul cable is simple; the cable is changed simply, only needs to use the spanner to carry out the dismouting, need not too much manpower and participates in.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a sectional view of the anti-falling beam support in the front view direction;
FIG. 2 is a schematic top view of the anti-drop support of the present invention;
wherein: 1 is the upper bracket board, 2 is the spherical crown board, and 3 are bottom suspension bedplate, and 4 are stud, and 5 are fastening sleeve, and 6 are the cable, and 7 are second internal thread hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a quick-replacement type self-locking structure and a beam falling prevention support, which are used for solving the problems in the prior art, and have the advantages of simple structure, convenience in installation and high safety, and a single self-locking structure can realize independent system assembly and ensure stable performance.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example one
As shown in fig. 1-2, the present embodiment provides a quick-change type self-locking structure, which includes: the cable fixing device comprises a stud bolt 4, a fastening sleeve 5 and a stay cable 6, wherein the upper end part and the lower end part of the stay cable 6 are respectively provided with the fastening sleeve 5; two ends of the inhaul cable 6 are respectively connected with a double-head bolt 4 through a fastening sleeve 5; the first end of stud 4 is used for with fastening sleeve 5 threaded connection, the second end of stud 4 is used for with preventing falling roof beam support threaded connection.
In this embodiment, the first end of the fastening sleeve 5 is processed with an inner circular hole, the second end of the fastening sleeve 5 is processed with a first inner threaded hole, the end of the inhaul cable 6 is inserted into the inner circular hole, and the first end of the stud bolt 4 is threaded in the first inner threaded hole. Further, the stay cable 6 is fastened in the inner circular hole of the fastening sleeve 5 through a necking and compressing process, and the fastening force of the stay cable 6 is not lower than the breaking force of the stay cable.
In the present embodiment, the stud bolt 4 includes an opposite platform, and a first threaded portion and a second threaded portion are respectively disposed on two sides of the opposite platform, and both the first threaded portion and the second threaded portion are provided with external threads, and the thread directions are opposite; the first thread portion is in threaded connection with a first internal thread hole at the second end of the fastening sleeve 5, a second internal thread hole 7 is correspondingly formed in the anti-falling beam support, and the second thread portion is in threaded connection with the second internal thread hole 7. Wherein, the opposite platform of stud 4 middle part processing can be convenient for the operation of spanner.
In the present embodiment, the cable 6 is a semicircular cable, or other shapes are selected according to the working requirement.
The embodiment also discloses a beam falling prevention support with the quick-replacement type self-locking structure, which further comprises an upper support plate 1, a spherical crown lining plate 2 and a lower support plate 3, wherein the spherical crown lining plate 2 is positioned between the upper support plate 1 and the lower support plate 3; the connection mode and the concrete structure of the upper support plate 1, the spherical cap lining plate 2 and the lower support plate 3 in the embodiment are the prior art and can be selected according to the working requirements.
In the present embodiment, both end portions of the cable 6 are connected to the upper support plate 1 and the lower support plate 3, respectively, by a stud bolt 4; specifically, a second internal thread hole 7 has been provided in each of the upper support plate 1 and the lower support plate 3, and a second thread portion of the stud bolt 4 is screwed into the second internal thread hole 7.
In this embodiment, prevent falling and be provided with multiunit quick replacement type from locking-type structure on the roof beam support, multiunit quick replacement type is from locking-type structure setting side by side.
When the stay cable 6 is assembled, the fastening sleeve 5 and the stay cable 6 need to be fastened in advance, and the stay cable is assembled on the upper support plate 1 and the lower support plate 3 through the stud bolts 4; the single-system inhaul cable installation device is simple in structure and operation, small in installation stress of the single-system inhaul cable, and high in safety.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. The utility model provides a quick replacement type is from locking-type structure which characterized in that: the method comprises the following steps: the cable comprises a stud, a fastening sleeve and a stay cable, wherein the two end parts of the stay cable are respectively provided with the fastening sleeve; the two end parts of the inhaul cable are respectively connected with the stud bolt through the fastening sleeve; the first end of stud be used for with fastening sleeve threaded connection, stud's second end be used for with prevent falling roof beam support threaded connection.
2. The quick-change, self-locking structure of claim 1, wherein: an inner circular hole is formed in the first end of the fastening sleeve, a first internal threaded hole is formed in the second end of the fastening sleeve, the end portion of the inhaul cable is inserted into the inner circular hole, and the first end of the stud bolt is connected to the first internal threaded hole in a threaded mode.
3. The quick-change, self-locking structure of claim 2, wherein: the end part of the inhaul cable is fastened in the inner round hole at the first end of the stud bolt through a necking and compressing process.
4. The quick-change, self-locking structure of claim 3, wherein: the stud bolt comprises an opposite platform, a first threaded part and a second threaded part are respectively arranged on two sides of the opposite platform, and the first threaded part is in threaded connection with a first internal threaded hole at the second end of the fastening sleeve; and a second internal thread hole is correspondingly formed in the beam falling prevention support, and the second thread part is in threaded connection with the second internal thread hole.
5. The quick-change, self-locking structure of claim 4, wherein: the first thread part and the second thread part are opposite in thread direction.
6. The quick-change, self-locking structure of claim 1, wherein: the inhaul cable is a semicircular inhaul cable.
7. A drop beam support comprising the quick-change self-locking structure of claim 1, wherein: the spherical cap lining plate is positioned between the upper support plate and the lower support plate; two ends of the inhaul cable are respectively connected with the upper support plate and the lower support plate through the stud bolts.
8. The drop resistant beam mount of claim 7 wherein: the upper bracket board with second internal thread hole has all been seted up on the bottom suspension bedplate, stud's second screw thread portion threaded connection in the second internal thread hole.
9. The drop resistant beam mount of claim 8 wherein: the beam falling prevention support is provided with a plurality of groups of quick-replacement self-locking structures which are arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011550850.0A CN112709126A (en) | 2020-12-24 | 2020-12-24 | Quick replacement type is from locking-type structure and preventing roof beam support that falls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011550850.0A CN112709126A (en) | 2020-12-24 | 2020-12-24 | Quick replacement type is from locking-type structure and preventing roof beam support that falls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112709126A true CN112709126A (en) | 2021-04-27 |
Family
ID=75545360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011550850.0A Pending CN112709126A (en) | 2020-12-24 | 2020-12-24 | Quick replacement type is from locking-type structure and preventing roof beam support that falls |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112709126A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001295499A (en) * | 2000-04-17 | 2001-10-26 | Oiles Ind Co Ltd | Base isolation mechanism for structure |
| CN207793859U (en) * | 2018-01-24 | 2018-08-31 | 衡水中交信德工程橡塑有限公司 | A kind of drag-line bridge pad |
| CN108532453A (en) * | 2018-06-28 | 2018-09-14 | 江苏东南结构防灾工程有限公司 | Various dimensions antidetonation drag-line bearing |
| CN208039027U (en) * | 2018-02-05 | 2018-11-02 | 中铁西安勘察设计研究院有限责任公司 | A kind of spacing-type friction pendulum vibration absorption and isolation support |
| CN109577178A (en) * | 2018-10-22 | 2019-04-05 | 同济大学 | A kind of Self-resetting three-dimensional limiting rubber support |
| CN210342642U (en) * | 2019-07-30 | 2020-04-17 | 江苏南通二建集团有限公司 | Scaffold wall connecting piece and scaffold |
-
2020
- 2020-12-24 CN CN202011550850.0A patent/CN112709126A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001295499A (en) * | 2000-04-17 | 2001-10-26 | Oiles Ind Co Ltd | Base isolation mechanism for structure |
| CN207793859U (en) * | 2018-01-24 | 2018-08-31 | 衡水中交信德工程橡塑有限公司 | A kind of drag-line bridge pad |
| CN208039027U (en) * | 2018-02-05 | 2018-11-02 | 中铁西安勘察设计研究院有限责任公司 | A kind of spacing-type friction pendulum vibration absorption and isolation support |
| CN108532453A (en) * | 2018-06-28 | 2018-09-14 | 江苏东南结构防灾工程有限公司 | Various dimensions antidetonation drag-line bearing |
| CN109577178A (en) * | 2018-10-22 | 2019-04-05 | 同济大学 | A kind of Self-resetting three-dimensional limiting rubber support |
| CN210342642U (en) * | 2019-07-30 | 2020-04-17 | 江苏南通二建集团有限公司 | Scaffold wall connecting piece and scaffold |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101802320B (en) | Seismic structural device | |
| CN112709126A (en) | Quick replacement type is from locking-type structure and preventing roof beam support that falls | |
| CN112252811A (en) | Connect rotating assembly and transmission tower | |
| CN109056559A (en) | A kind of bridge beam body lifting method based on bent cap | |
| CN112921795A (en) | Shock absorption and isolation support for arched bridge deck bridge | |
| CN111794078A (en) | Steel truss girder cable-stayed bridge and bracket connecting device of damper of steel truss girder cable-stayed bridge | |
| CN218263447U (en) | Self-resetting steel support for lifting bridge | |
| CN214614568U (en) | Memory alloy down tube steel truss beam column connecting part | |
| CN214425289U (en) | Single tube hoist and mount antidetonation support | |
| CN109694008B (en) | Shearing energy dissipation wall attaching rod and using method thereof | |
| CN214303013U (en) | Concrete batter post underpins node | |
| CN212562584U (en) | Steel pipe structure for safety net protection frame | |
| CN110016973B (en) | Assembled steel pipe column-steel beam continuous collapse resistant node structure and construction method thereof | |
| CN113818338A (en) | Bridge, horizontal bidirectional vibration damping/vibrating support thereof and vibration damping/vibrating method | |
| CN112095448A (en) | Assembled damping device of high-speed railway bridge and application method and replacement method thereof | |
| CN220335702U (en) | Bridge support with U-shaped anti-falling beam | |
| CN215802671U (en) | Steel structure combination beam for increasing bearing capacity of existing steel beam | |
| CN214271678U (en) | Graded damping friction pendulum quick-change support | |
| CN215107844U (en) | Connect rotating assembly and transmission tower | |
| CN218479031U (en) | Buffer device between bridge girders | |
| CN220080737U (en) | Telescopic calipers type hanging basket cantilever supporting frame device | |
| CN109024315B (en) | Bridge body lifting equipment mounted on cover beam | |
| CN214941123U (en) | Connecting device of stand and crossbeam with high stability | |
| CN214823240U (en) | Self-locking two-stage pre-tightening spring rope clip | |
| CN216766951U (en) | Lightning protection combined type steel tower with anti-shaking assembly |
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 |