CN208857708U - A kind of introversion formula steel box arch rib closure section installation is guide locating device provided - Google Patents
A kind of introversion formula steel box arch rib closure section installation is guide locating device provided Download PDFInfo
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- CN208857708U CN208857708U CN201821395522.6U CN201821395522U CN208857708U CN 208857708 U CN208857708 U CN 208857708U CN 201821395522 U CN201821395522 U CN 201821395522U CN 208857708 U CN208857708 U CN 208857708U
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- Prior art keywords
- arch rib
- steel box
- box arch
- guide
- brace
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Abstract
It is guide locating device provided that the utility model provides a kind of introversion formula steel box arch rib closure section installation, including more than two guide-localization units, each guide-localization unit includes horizon bar, vertical bar, brace, interior brace and the first otic placode, the horizon bar, vertical bar and brace surround right angled triangle, described interior brace one end is connect with horizon bar and vertical bar junction, the other end is connect with brace, and at least two first otic placodes are connected with below the horizon bar；It is linked together between each guide-localization unit by horizontal-associate tie-rod.The utility model can provide accurate position guiding for the installation of closure section, improve the construction efficiency and construction precision of steel box arch rib.
Description
Technical field
The utility model relates to bridge technology field, especially a kind of introversion formula steel box arch rib closure section installs guide-localization
Device.
Background technique
As China's economy is grown rapidly, the Bridges day different moon is new, and it is raw that numerous unique, highly difficult bridges introduce reality
It is living, increase difficulty of construction to bridge construction industry, such as steel box arch rib bridge, span is big, weight weight, and entire arch rib integral installation is difficult
To realize, when construction, is generally divided into 3 big segments or 5 big segments and carries out assembly respectively, between rib-lifting section it is general all there are
The closure section of 50 ~ 100cm promotes intermediate arch rib and is made entirely by welding closure section after the completion of each rib-lifting section is assembled
Steel box arch rib closes up molding.For improve steel box arch rib construction efficiency and construction precision, when arch rib closes up, how accurately
Control closure section Hoisting Position become urgent problem to be solved.
Utility model content
It is guide locating device provided that the utility model provides a kind of installation of introversion formula steel box arch rib closure section, can be closure section
Installation provides accurate position guiding, improves the construction efficiency and construction precision of steel box arch rib.
To achieve the above object, the technical solution of the utility model are as follows:
A kind of introversion formula steel box arch rib closure section installation is guide locating device provided, including more than two guide-localization units,
Each guide-localization unit includes horizon bar, vertical bar, brace, interior brace and the first otic placode, the horizon bar, vertical bar and tiltedly
Bar surrounds right angled triangle, and described interior brace one end is connect with horizon bar and vertical bar junction, and the other end is connect with brace, described
At least two first otic placodes are connected with below horizon bar；
It is linked together between each guide-localization unit by horizontal-associate tie-rod.
Preferably, one end that the interior brace is connect with brace is located at the center of brace.
Preferably, the horizontal-associate tie-rod makes the guide-localization unit link together by connecting the vertical bar.
Preferably, the position of first otic placode and the second otic placode position phase on steel box arch rib at low level to be closed up
Match, when being mounted on guide-localization unit at the low level wait close up on steel box arch rib, it is vertical that vertical bar is located at steel box arch rib at low level
On the extended line at edge.
Preferably, the center hole two sides periphery of first otic placode is provided with the reinforcement steel plate that ring width is 2 ~ 15cm.
Preferably, there are three the guide-localization unit settings.
Above-described introversion formula steel box arch rib closure section installation is guide locating device provided, and when in use, its entirety is hung to
At low low level to be closed up on steel box arch rib, then the first otic placode and the second otic placode are connected and are fixed, completes guide-localization dress
The installation set, then slings closure section, slowly declines along vertical bar outer wall, and closure section and vertical bar generate the work that guiding is played in friction
With at this point, steel box arch rib is moved downwards always using the downward effect of center of gravity, until to slide onto design position laggard for closure section
Row is fixedly welded.As it can be seen that the guide locating device provided energy of the utility model provide accurate position guiding for the installation of closure section, and
It has the advantage that
(1) the installation progress for accelerating introversion formula steel box arch rib closure section, shortens the construction period；
(2) the high altitude operation work amount for reducing adjustment closure fragment position, reduces high-altitude working safety hidden danger；
(3) installation accuracy of steel box arch rib closure section is improved；
(5) simple, convenient and utilization rate is high；
(6) bridge large-scale component spelling speed is improved, and is conducive to preferably carry out arch rib line type control.
Detailed description of the invention
Fig. 1 is that introversion formula steel box arch rib closure section installs guide locating device provided side structure schematic diagram；
Fig. 2 is that introversion formula steel box arch rib closure section installs guide locating device provided positive structure schematic；
Fig. 3 is that introversion formula steel box arch rib closure section installs guide locating device provided using state structure diagram；
In figure, introversion formula steel box arch rib closure section installation guide locating device provided 1, the first otic placode 101 reinforces steel plate 102, water
Flat bar 103, vertical bar 104, brace 105, interior brace 106, horizontal-associate tie-rod 107, steel box arch rib 2 at low level, the second otic placode 201 are high
Steel box arch rib 3 at position, closure section 4.
Specific embodiment
Below in conjunction with specific embodiment, the utility model is described in further detail, but the protection scope of the utility model is unlimited
In following embodiment.
A kind of introversion formula steel box arch rib closure section installation is guide locating device provided, including more than two guide-localization units,
As shown in Figure 1, each guide-localization unit includes horizon bar 103, vertical bar 104, brace 105, interior brace 106 and the first otic placode
101, horizon bar 103, vertical bar 104 and brace 105 surround right angled triangle, interior 105 one end of brace and horizon bar 103 and vertical bar
The connection of 104 junctions, the other end are connect with brace 105, the link position of the other end and brace 105, positioned at the center of brace 105
Place, is more advantageous to guarantee support strength；It is connected at least two first otic placodes 101 below horizon bar 103, in the present embodiment,
There are two the first otic placodes 101 for each guide-localization unit setting.And connected between each guide-localization unit by horizontal-associate tie-rod 107
It is connected together.In the present embodiment, the first otic placode 101 is made using Q235b material steel plate thickness 2cm, and horizon bar 103 erects
It is assembled that bar 104, brace 105, interior brace 106 and horizontal-associate tie-rod 107 are all made of Q235b material I45 I-steel, horizon bar
103, the junction between vertical bar 104, brace 105, interior brace 106, the first otic placode 101 and horizontal-associate tie-rod 107 is using weldering
The mode connect is attached.Wherein, 103 length 0.6m of horizon bar, 104 height 45.5cm of vertical bar, 105 length 0.718m of brace,
Interior 106 length 0.29m of brace.
Preferably to guarantee the support strength to closure section 4, as shown in connection with fig. 2, horizontal-associate tie-rod 107 passes through connection vertical bar
104, so that guide-localization unit is linked together.There are three guide-localization unit settings in the present embodiment, and horizontal-associate tie-rod 107 divides
Be not connected between the top, middle part and bottom end of vertical bar 104, be then provided with 6 horizontal-associate tie-rods 107 in total, the present embodiment according to
The length of horizontal-associate tie-rod 107 is set 2.0m by the width of arch rib.Certainly, according to the actual situation, more cross can also be set
Bar 107 is contacted, is connected between horizon bar 103, between brace 105.
Preferably to realize guiding work, at the position of the first otic placode 101 and low level to be closed up on steel box arch rib 2
Second otic placode, 201 position matches, when being mounted on guide-localization unit at the low level wait close up on steel box arch rib, vertical bar 104
Positioned at low level on the extended line of 2 vertical edges of steel box arch rib.
For to steel box arch rib 2 at introversion formula steel box arch rib closure section installation guide locating device provided 1 and low level, the first otic placode
101 center hole two sides periphery is provided with the reinforcement steel plate 102 that ring width is 2 ~ 15cm.
As shown in connection with fig. 3, guide locating device provided use is installed using introversion formula steel box arch rib closure section described above to walk
Suddenly are as follows:
(1) when two adjacent groups steel box arch rib has been installed, when waiting closure section installation, using loop wheel machine by introversion formula steel
Case arch rib closure section 4 installs guide locating device provided 1 entirety of introversion formula steel box arch rib closure section installation and is hung to steel box arch rib 2 at low level
On, the first otic placode 101 is connected with original second otic placode 201 of steel box arch rib 2 at low level, is overlapped the reserved center of circle；
After (2) first otic placodes 101 and 201 center of circle of the second otic placode are overlapped, filled in the center of circle using bolt and buckle, it is fixed to connect
Ear connecting plate coincidence point.
(3) when above-mentioned steps completion, that is, the peace that entire introversion formula steel box arch rib closure section installs guide locating device provided 1 is completed
Dress, after detection angles are consistent with steel box arch rib inclined angle, closure section 4 is sling, is slowly declined along 104 outer wall of vertical bar, is joined the two sections of a bridge, etc
Section 4 generates friction with vertical bar 104 and plays the role of guiding.
(4) at this point, closure section 4 is moved downwards always using the downward effect of center of gravity along vertical bar 104, until closure section 4
After sliding onto design position, welding is fixed with steel box arch rib 2 at low level and high level steel box arch rib 3, closure can be completed
The installation of section.
This construction method is mainly characterized by: for introversion formula steel box arch rib installation when, generally existing installation accuracy is low
With the security risk of high altitude operation and shorten the construction period, this can effectively be solved the problems, such as using the utility model.
Claims (6)
1. a kind of introversion formula steel box arch rib closure section installation is guide locating device provided, it is characterised in that: including more than two guiding
Positioning unit, each guide-localization unit include horizon bar, vertical bar, brace, interior brace and the first otic placode, the level
Bar, vertical bar and brace surround right angled triangle, and described interior brace one end is connect with horizon bar and vertical bar junction, the other end and tiltedly
Bar connects, and is connected at least two first otic placodes below the horizon bar；
It is linked together between each guide-localization unit by horizontal-associate tie-rod.
2. introversion formula steel box arch rib closure section installation according to claim 1 is guide locating device provided, it is characterised in that: described
One end that interior brace is connect with brace is located at the center of brace.
3. introversion formula steel box arch rib closure section installation according to claim 1 is guide locating device provided, it is characterised in that:
The horizontal-associate tie-rod makes the guide-localization unit link together by connecting the vertical bar.
4. introversion formula steel box arch rib closure section installation according to claim 1 is guide locating device provided, it is characterised in that:
The position of first otic placode matches with the second otic placode position on steel box arch rib at low level to be closed up, and keeps guiding fixed
When bit location is mounted at the low level wait close up on steel box arch rib, vertical bar is located at the extended line of steel box arch rib vertical edges at low level
On.
5. introversion formula steel box arch rib closure section installation according to claim 1 is guide locating device provided, it is characterised in that:
The center hole two sides periphery of first otic placode is provided with the annular that ring width is 2 ~ 15cm and reinforces steel plate.
6. introversion formula steel box arch rib closure section installation according to claim 1 is guide locating device provided, it is characterised in that:
There are three the guide-localization unit settings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821395522.6U CN208857708U (en) | 2018-08-28 | 2018-08-28 | A kind of introversion formula steel box arch rib closure section installation is guide locating device provided |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821395522.6U CN208857708U (en) | 2018-08-28 | 2018-08-28 | A kind of introversion formula steel box arch rib closure section installation is guide locating device provided |
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| Publication Number | Publication Date |
|---|---|
| CN208857708U true CN208857708U (en) | 2019-05-14 |
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ID=66416019
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821395522.6U Expired - Fee Related CN208857708U (en) | 2018-08-28 | 2018-08-28 | A kind of introversion formula steel box arch rib closure section installation is guide locating device provided |
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| CN (1) | CN208857708U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636306A (en) * | 2020-06-03 | 2020-09-08 | 中铁上海工程局集团有限公司 | Construction method for sectional assembly and integral lifting of large-span steel box arch rib |
| CN112064506A (en) * | 2020-08-04 | 2020-12-11 | 中铁上海工程局集团有限公司 | Method for accurately adjusting spatial attitude of steel box arch rib bidirectional inclined closure section |
-
2018
- 2018-08-28 CN CN201821395522.6U patent/CN208857708U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111636306A (en) * | 2020-06-03 | 2020-09-08 | 中铁上海工程局集团有限公司 | Construction method for sectional assembly and integral lifting of large-span steel box arch rib |
| CN111636306B (en) * | 2020-06-03 | 2022-06-03 | 中铁上海工程局集团有限公司 | Construction method for sectional assembly and integral lifting of large-span steel box arch rib |
| CN112064506A (en) * | 2020-08-04 | 2020-12-11 | 中铁上海工程局集团有限公司 | Method for accurately adjusting spatial attitude of steel box arch rib bidirectional inclined closure section |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20200828 |