CN107620468A - Circular arched door template support structure and construction method - Google Patents
Circular arched door template support structure and construction method Download PDFInfo
- Publication number
- CN107620468A CN107620468A CN201710882136.3A CN201710882136A CN107620468A CN 107620468 A CN107620468 A CN 107620468A CN 201710882136 A CN201710882136 A CN 201710882136A CN 107620468 A CN107620468 A CN 107620468A
- Authority
- CN
- China
- Prior art keywords
- circular
- arched door
- steel ring
- support structure
- reinforcing bar
- 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.)
- Granted
Links
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides a kind of circular arched door template support structure and construction method, the structure includes two strands of circular steel rings, some axial reinforcements and some radial direction reinforcing bars, two strands of circular steel rings be arranged in parallel and spacing between the two is identical with the thickness of wall, the size of two strands of circular steel rings is corresponding with the circular arched door, it is connected between two strands of circular steel rings by some axial reinforcements, some radial direction reinforcing bars are radially disposed in the circular steel ring.The present invention in circular steel ring by setting radial direction reinforcing bar so that circular radial force system is uniformly to support, it is ensured that the circular arched door curvilinear flow after construction is smooth；Furthermore by by circular formwork with being fixed again after the completion of circular arched door reinforcing bar assembly so that construction is more convenient, and globality is strong, further ensures that the circular arched door curvilinear flow after construction is smooth；In addition, circular arched door template support structure is mainly made of reinforcing bar, easy to process, material selection is wide, the recyclable recycling of reinforcing bar, can economize on resources.
Description
Technical field
The present invention relates to a kind of building engineering construction structure and method, more particularly to a kind of circular arched door template support structure
And construction method.
Background technology
Shanghai possesses numerous building in the style of the ancients, Style of south of Yangtze River.In Chinese garden architecture, circular arched door must be talked
One important content, and due to shape reason, circular arched door is in cast-in-place structural, the support system of traditional method, such as Fig. 1 institutes
Show, it is general to be supported or shaped punching block using vertical rod 10, using vertical rod bracing reinforcement system, due to first supportting vertical rod, rear formwork supporting plate,
The template amplitude of accommodation is limited, may cause that door opening piece is obvious, and curve is not smooth；Typified form is such as used, may be due to repeating profit
It is low with rate, cause the wasting of resources.
Therefore, how to provide a kind of easy construction, the smooth circular arched door of curve can be obtained, can be with recycling
Circular arched door template support structure and construction method, it has also become construction circle needs the technical problem of further improvement and optimization.
The content of the invention
It is an object of the invention to provide a kind of circular arched door template support structure and construction method, circular arched door is being ensured
On the premise of curve smoothness, the circular arch door typified form that makes needs customization originally and secondary can not use easily obtains, and is not required to
Customize, and there can be very high social benefit with salvage material.
In order to solve the above technical problems, the present invention provides following technical scheme：
A kind of circular arched door template support structure, for the circular arched door in wall of constructing, if including two strands of circular steel rings,
Dry axial reinforcement and some radial direction reinforcing bars, two strands of circular steel rings be arranged in parallel and spacing between the two and wall
Thickness is identical, and the size of two strands of circular steel rings is corresponding with the circular arched door, by some axles between two strands of circular steel rings
Fixed to bar connecting, some radial direction reinforcing bars are radially disposed in the circular steel ring.
Preferably, in above-mentioned circular arched door template support structure, some axial reinforcements are along the circular steel
The border of circle is uniformly distributed.
Preferably, in above-mentioned circular arched door template support structure, some radial direction reinforcing bars are in the circular steel ring
Inside it is uniformly distributed.
Preferably, in above-mentioned circular arched door template support structure, the company of the circular steel ring and the radial direction reinforcing bar
Described in the middle part of the socket part position setting axial reinforcement, the circular reinforcing bar and the abutting connection position of the radial direction reinforcing bar is set
Axial reinforcement.
Preferably, in above-mentioned circular arched door template support structure, each radial direction reinforcing bar in two circular steel rings
Intersection connected by axial reinforcement.
Preferably, in above-mentioned circular arched door template support structure, an inside steel is arranged concentrically in each circular steel ring
Enclose, the size of the inside steel ring in different circular steel rings is identical, the internal steel ring and the corresponding radial direction bar connecting.
Preferably, in above-mentioned circular arched door template support structure, the internal steel ring and footpath in the circular steel ring
Connected to bar connecting position by axial reinforcement.
The invention also discloses a kind of construction method of circular arched door template support structure, comprise the following steps：
The first step, one piece of making place is cleaned out, and unwrapping wire is carried out according to circular arched door shape, size in the venue；
Second step, reinforcing bar is bent into by circular steel ring according to unwrapping wire, is altogether two strands, the size of two strands of circular steel rings and institute
State that circular arched door is corresponding, with the thickness of wall the distance between two strands of circular steel rings；
3rd step, it is connected by some axial reinforcements between two strands of circular steel rings；
4th step, circular steel ring is carried out using some radial direction reinforcing bars radial to support reinforcing, the radial direction parallel reinforced steel bar
In metope direction, so as to form circular arched door reinforcing bar group；
5th step, circular formwork is installed in circular arched door reinforcing bar group border；
6th step, by circular arched door reinforcing bar group and circular formwork integral hoisting in place；
7th step, the circular arched door reinforcing bar group and circular formwork after in place are fixed with wall steel bar drawknot.
Preferably, in the construction method of above-mentioned circular arched door template support structure, after the 7th step, lateral mould is sealed
Plate, finally from casting concrete at lateral template reserved opening.
Preferably, in the construction method of above-mentioned circular arched door template support structure, some axial reinforcements along
The border of the circular steel ring is uniformly distributed.
Preferably, in the construction method of above-mentioned circular arched door template support structure, set with one heart in each circular steel ring
Put an inside steel ring, the size of the inside steel ring in different circular steel rings is identical, the internal steel ring and the corresponding radial direction
Bar connecting.
From techniques disclosed above scheme, compared with prior art, beneficial effects of the present invention are as follows：
Circular arched door template support structure and construction method provided by the invention, with existing circular arched door template support technology
Compare, have the following advantages that：
(1) present invention in circular steel ring by setting radial direction reinforcing bar so that circular radial force system is uniformly to supportting, really
The circular arched door curvilinear flow protected after construction is smooth；
(2) circular arched door template support structure of the invention is mainly made of reinforcing bar, easy to process, and material selection is wide,
Reinforcing bar recoverable, economizes on resources.
(3) present invention by circular formwork with being fixed again after the completion of circular arched door reinforcing bar assembly, it is easy for construction simple, integrally
Property is strong.
Brief description of the drawings
Fig. 1 is existing circular arched door template support structural representation；
Fig. 2 is the construction method flow chart of the circular arched door template support structure of one embodiment of the invention；
Fig. 3 is circular door opening schematic diagram before construction；
Fig. 4 is the structural representation of circular arched door template support structure in one embodiment of the invention；
Fig. 5 is circular arched door template support structure and the assembling schematic diagram of circular formwork in one embodiment of the invention；
Fig. 6 is that circular arched door template support structure integrally fixes schematic diagram with circular formwork in one embodiment of the invention；
Fig. 7 is that mould schematic diagram is sealed in side in one embodiment of the invention；
Fig. 8 is that mould node diagram is sealed in side in one embodiment of the invention.
In figure：1- walls, 2- circles arched door, 3- circles steel ring, 4- axial reinforcements, 5- radial directions reinforcing bar, 6- inside steel ring, 7-
The lateral template of circular formwork, 8-, 9- split bolts, 10- vertical rods.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.According to following explanation and right
Claim, advantages and features of the invention will become apparent from.This hair will be described in detail by cited embodiment combination accompanying drawing below
Bright technology contents and feature.It need to illustrate in addition, accompanying drawing is compared using very simplified form and accurately using non-
Example, only for the purpose of facilitating and clarifying the purpose of the embodiments of the invention.For sake of convenience, described below " on ",
" under " the upper and lower direction with accompanying drawing is consistent, but this can not turn into the limitation of technical solution of the present invention.
Embodiment one
Fig. 2 to Fig. 8 is referred to, present embodiment discloses a kind of construction method of circular arched door template support structure, including
Following steps：
The first step, unwrapping wire in place：Clean out one piece of making place, and in the venue according to the circular shape of arched door 2, big
Small carry out unwrapping wire.
Second step, bending sizing reinforcing bar：Reinforcing bar is bent into by circular steel ring 3 according to unwrapping wire, is altogether two strands, two strands of circles
The size of shape steel ring 3 is corresponding with the circular arched door 2, with the thickness of wall 1 the distance between two strands of circular steel rings 3.
3rd step, vertical wall direction steel reinforcing：That is connected between two strands of circular steel rings 3 by some axial reinforcements 4
Fixed, the axial reinforcement 4 is perpendicular to front direction.In order that it is equal to obtain circular arched door template support inside configuration structure stress
It is even, stress concentration phenomenon is reduced, border of some axial reinforcements 4 along the circular steel ring 3 is uniformly distributed.
4th step, parallel metope direction reinforcing bar spoke shape are reinforced：Spoke is carried out to circular steel ring 3 using some radial direction reinforcing bars 5
Penetrate shape to reinforce support, the radial direction reinforcing bar 5 is parallel to metope direction, so as to form circular arched door reinforcing bar group.Equally, for circle
Arched door template support inside configuration structure stress is uniform, reduces stress concentration phenomenon, some radial direction reinforcing bars 5 are in the circle
It is uniformly distributed in steel ring 3.
5th step, plank sheathing are reinforced：Circular formwork 7 is installed in circular arched door reinforcing bar group border, the circular formwork 7 is adopted
Use wood materials.
6th step, lifting is in place：Will circular arched door reinforcing bar group and the integral hoisting of circular formwork 7 in place.
7th step, fixed with the reinforcing bar drawknot of wall 1：Circular arched door reinforcing bar group and circular formwork 7 and wall that will be after in place
The reinforcing bar of body 1 carries out drawknot and fixed.
After the 7th step, lateral template 8 is sealed, the lateral template 8 is fixed on circular formwork 7 by split bolt 9
Both sides, the lateral template 8 use wood materials, finally from casting concrete at the lateral reserved opening of template 8, to realize with circle
The wall 1 of shape arched door 2 pours.
Preferably, an inside steel ring 6 can be arranged concentrically in each circular steel ring 3, the inside in different circular steel rings 3
The size of steel ring 6 is identical, and the internal steel ring 6 connects with the corresponding radial direction reinforcing bar 5, to cause cycloidal arch door template support
The internal structure of structure is more stable, and bulk strength is higher.
Preferably, in the construction method of above-mentioned circular arched door template support structure, some radial direction reinforcing bars 5 are in institute
State and be uniformly distributed in circular steel ring 3, so that circular arched door template support inside configuration structure stress is uniform, reduce stress collection
Middle phenomenon.
Preferably, in the construction method of above-mentioned circular arched door template support structure, some axial reinforcements 4 along
The border of the circular steel ring 3 is uniformly distributed, so that circular arched door template support inside configuration structure stress is uniform, is reduced
Stress concentration phenomenon.
Preferably, in the construction method of above-mentioned circular arched door template support structure, the circular steel ring 3 and radial direction steel
The connecting portion of muscle 5 is connected by axial reinforcement 4, i.e., described in the setting of the connecting portion of the circular steel ring 3 and radial direction reinforcing bar 5
Axial reinforcement 4, two circular steel rings 3 are connected by axial reinforcement, further to strengthen the company between described two strands circular steel rings 3
Connect intensity and connective stability.In addition, in the present embodiment, between the abutting connection position of circular steel ring 3 and radial direction reinforcing bar 5 in
Portion is also provided with the axial reinforcement 4, to strengthen the bulk strength of circular arched door template support structure.
In order to further strengthen the bonding strength between two circular steel rings 3, so as to strengthen whole circular arched door mould
The globality and stability of slab supporting structure, preferably, in the construction method of above-mentioned circular arched door template support structure, two
Intersection's (circle centre position of i.e. circular steel ring 3) of each radial direction reinforcing bar 5 in the individual circular steel ring 3 is connected by axial reinforcement 4.
The construction method of circular arched door template support structure provided by the invention, with the general circular template support skill of arched door 2
Art is compared, and the present invention in circular steel ring 3 by setting radial direction reinforcing bar 5 so that circular radial force system is uniformly to support, it is ensured that
The curve of circular arched door 2 after construction is smooth；In addition, the present invention by will after the completion of template and the circular steel ring assembly of arched door 2 it is solid again
It is fixed so that construction is more convenient and simple, and globality is strong, further ensures that the curve of circular arched door 2 after construction is smooth, reaches institute
Need to ask；Furthermore circular arched door template support structure is mainly made of reinforcing bar, easy to process, material selection is wide, and reinforcing bar can return
Receive and recycle, can economize on resources.
Implement two
Please continue to refer to Fig. 3 to Fig. 8, present embodiment discloses a kind of circular arched door template support structure, for wall of constructing
Circular arched door 2 in body 1, including two strands of circular steel rings 3, some axial reinforcements 4 and some radial direction reinforcing bars 5, two strands of circles
Shape steel ring 3 be arranged in parallel and spacing between the two is identical with the thickness of wall 1, size and the circle of two strands of circular steel rings 3
Shape arched door 2 is corresponding, is connected between two strands of circular steel rings 3 by some axial reinforcements 4, some radial direction reinforcing bars 5
Radially (abbreviation spoke shape) is arranged in the circular steel ring 3, has been thusly-formed circular arched door reinforcing bar group.The present invention by
Radial direction reinforcing bar 5 is set so that circular radial force system is uniformly to support, it is ensured that the circular arched door 2 after construction is bent in circular steel ring 3
Line is smooth.In addition, circular arched door template support structure is mainly made of reinforcing bar, easy to process, material selection is wide, and reinforcing bar can return
Receive and utilize, economize on resources.In addition, circular formwork 7 can be subsequently fixed on to the outer of the circular steel ring 3 of circular arched door reinforcing bar group
Circle, by by circular formwork 7 with being fixed again after the completion of circular arched door reinforcing bar assembly so that it is easy for construction simply, globality is strong.
Preferably, in above-mentioned circular arched door template support structure, some axial reinforcements 4 are along the circular steel
The border of circle 3 is uniformly distributed, so that circular arched door template support inside configuration structure stress is uniform, is reduced stress concentration and is showed
As.
Preferably, in above-mentioned circular arched door template support structure, some radial direction reinforcing bars 5 are in the circular steel ring
It is uniformly distributed in 3, so that circular arched door template support inside configuration structure stress is uniform, reduces stress concentration phenomenon.
Preferably, in above-mentioned circular arched door template support structure, the radial direction steel in two circular steel rings 3
The intersection of muscle 5 is connected by axial reinforcement 4, to strengthen bonding strength and connective stability between the circular steel ring 3.
Preferably, in above-mentioned circular arched door template support structure, the circular reinforcing bar and footpath in the circular steel ring 3
Connected to the connecting portion of reinforcing bar 5 by axial reinforcement 4, i.e., institute is set in the connecting portion of the circular steel ring 3 and radial direction reinforcing bar 5
Axial reinforcement 4 is stated, two circular steel rings 3 are connected by axial reinforcement, further to strengthen between described two strands circular steel rings 3
Bonding strength and connective stability.In addition, in the present embodiment, between the abutting connection position of circular steel ring 3 and radial direction reinforcing bar 5
Middle part is also provided with the axial reinforcement 4, to strengthen the bulk strength of circular arched door template support structure.
In order that the internal structure for obtaining circular arched door template support structure is more stable, bulk strength is higher, each circular
It is arranged concentrically an inside steel ring 6 in steel ring 3, the size of the inside steel ring 6 in different circular steel rings 3 is identical, the internal steel ring 6
Connected with the corresponding radial direction reinforcing bar 5.
Preferably, in above-mentioned circular arched door template support structure, the outer ring of two strands of circular steel rings 3 sets curved surface
Template 7.The circular formwork 7 is bent to form by surface plate., can will be by by circular formwork and circular arched door reinforcing bar during construction
Fixed again after the completion of assembly so that easy for construction simple, it is ensured that the curve of circular arched door 2 after construction is smooth.
Foregoing description is only the description to present pre-ferred embodiments, not to any restriction of the scope of the invention, this hair
Any change, the modification that the those of ordinary skill in bright field does according to the disclosure above content, belong to the protection of claims
Scope.
Claims (10)
1. a kind of circular arched door template support structure, for the circular arched door in wall of constructing, it is characterised in that including two strands of circles
Shape steel ring, some axial reinforcements and some radial direction reinforcing bars, two strands of circular steel rings be arranged in parallel and spacing between the two
Identical with the thickness of wall, the size of two strands of circular steel rings is corresponding with the circular arched door, by institute between two strands of circular steel rings
State some axial reinforcements to be connected, some radial direction reinforcing bars are radially disposed in the circular steel ring.
2. circular arched door template support structure as claimed in claim 1, it is characterised in that some radial direction reinforcing bars are described
It is uniformly distributed in circular steel ring.
3. circular arched door template support structure as claimed in claim 1, it is characterised in that some axial reinforcements are along institute
The border for stating circular steel ring is uniformly distributed.
4. circular arched door template support structure as claimed in claim 3, it is characterised in that the circular steel ring and the radial direction
The connecting portion of reinforcing bar sets the axial reinforcement, the circular reinforcing bar and the middle part of the abutting connection position of the radial direction reinforcing bar
The axial reinforcement is set.
5. circular arched door template support structure as claimed in claim 1, it is characterised in that each in two circular steel rings
The intersection of radial direction reinforcing bar is connected by axial reinforcement.
6. the circular arched door template support structure as described in any one in claim 1-5, it is characterised in that each circular steel
Be arranged concentrically an inside steel ring in circle, the size of the inside steel ring in different circular steel rings is identical, the internal steel ring with it is described
Corresponding radial direction bar connecting.
7. a kind of construction method of circular arched door template support structure, it is characterised in that comprise the following steps：
The first step, one piece of making place is cleaned out, and unwrapping wire is carried out according to circular arched door shape, size in the venue；
Second step, reinforcing bar is bent into by circular steel ring according to unwrapping wire, is altogether two strands, the size of two strands of circular steel rings and the circle
Shape arched door is corresponding, with the thickness of wall the distance between two strands of circular steel rings；
3rd step, it is connected by some axial reinforcements between two strands of circular steel rings；
4th step, support is reinforced using some radial direction reinforcing bars are radial to the progress of circular steel ring, the radial direction parallel reinforced steel bar is in wall
Face direction, so as to form circular arched door reinforcing bar group；
5th step, circular formwork is installed in circular arched door reinforcing bar group border；
6th step, by circular arched door reinforcing bar group and circular formwork integral hoisting in place；
7th step, the circular arched door reinforcing bar group and circular formwork after in place are fixed with wall steel bar drawknot.
8. the construction method of circular arched door template support structure as claimed in claim 7, it is characterised in that after the 7th step,
Lateral template is sealed, finally from casting concrete at lateral template reserved opening.
9. the construction method of circular arched door template support structure as claimed in claim 7, it is characterised in that some axial directions
Border of the reinforcing bar along the circular steel ring is uniformly distributed.
10. the construction method of the circular arched door template support structure as described in any one in claim 7-9, its feature exist
In, be arranged concentrically an inside steel ring in each circular steel ring, the size of the inside steel ring in different circular steel rings is identical, it is described in
Portion's steel ring and the corresponding radial direction bar connecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710882136.3A CN107620468B (en) | 2017-09-26 | 2017-09-26 | Circular arch formwork supporting structure and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710882136.3A CN107620468B (en) | 2017-09-26 | 2017-09-26 | Circular arch formwork supporting structure and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107620468A true CN107620468A (en) | 2018-01-23 |
| CN107620468B CN107620468B (en) | 2023-10-20 |
Family
ID=61090843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710882136.3A Active CN107620468B (en) | 2017-09-26 | 2017-09-26 | Circular arch formwork supporting structure and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107620468B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004205251A1 (en) * | 2003-10-09 | 2005-05-05 | Ross Allan Wood | Door installation template |
| CN203905483U (en) * | 2013-12-15 | 2014-10-29 | 山西四建集团有限公司 | Fixed keelson supporting template during structural arc construction |
| CN203905966U (en) * | 2014-06-13 | 2014-10-29 | 宋仲华 | Lining mold used for at-one-time concrete pouring of tunnel inverted arch structure |
| CN204402030U (en) * | 2014-12-22 | 2015-06-17 | 深圳市深港建筑集团有限公司 | A kind of oval door opening concrete wall template |
| CN204492023U (en) * | 2015-03-20 | 2015-07-22 | 江苏省华建建设股份有限公司 | A kind of wavy roof building |
| CN205975637U (en) * | 2016-08-16 | 2017-02-22 | 郑州水务建筑工程股份有限公司 | A template reinforcing apparatus for concrete placement in circular well |
| CN207453480U (en) * | 2017-09-26 | 2018-06-05 | 上海建工五建集团有限公司 | Circular arched door template support structure |
-
2017
- 2017-09-26 CN CN201710882136.3A patent/CN107620468B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2004205251A1 (en) * | 2003-10-09 | 2005-05-05 | Ross Allan Wood | Door installation template |
| CN203905483U (en) * | 2013-12-15 | 2014-10-29 | 山西四建集团有限公司 | Fixed keelson supporting template during structural arc construction |
| CN203905966U (en) * | 2014-06-13 | 2014-10-29 | 宋仲华 | Lining mold used for at-one-time concrete pouring of tunnel inverted arch structure |
| CN204402030U (en) * | 2014-12-22 | 2015-06-17 | 深圳市深港建筑集团有限公司 | A kind of oval door opening concrete wall template |
| CN204492023U (en) * | 2015-03-20 | 2015-07-22 | 江苏省华建建设股份有限公司 | A kind of wavy roof building |
| CN205975637U (en) * | 2016-08-16 | 2017-02-22 | 郑州水务建筑工程股份有限公司 | A template reinforcing apparatus for concrete placement in circular well |
| CN207453480U (en) * | 2017-09-26 | 2018-06-05 | 上海建工五建集团有限公司 | Circular arched door template support structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107620468B (en) | 2023-10-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203700977U (en) | Spring supporting-jacking reinforcing structure used for improving shear resistance capacity of bridge | |
| CN105220619B (en) | A kind of method of quick manufacture two-wire nose circle solid pier | |
| CN205575408U (en) | Concrete precast component shedder | |
| CN108412128A (en) | A kind of connection structure of steel core concrete column | |
| CN105926775A (en) | Novel concrete-filled steel tube beam column joint | |
| CN208899886U (en) | Cantilever frame platform | |
| CN203188113U (en) | Segmental precasting assembly structure in large bent cap | |
| CN106760073A (en) | Assembly concrete lining structural assembly | |
| CN207453480U (en) | Circular arched door template support structure | |
| CN206328863U (en) | Prefabricated assembled frame beam column structure | |
| CN205024719U (en) | Pile foundation and integrated reverse construction vertical braces system of underground continuous wall | |
| CN107476573A (en) | A kind of formwork reinforcement support system of inverted tubaeform arc shear wall | |
| CN107620468A (en) | Circular arched door template support structure and construction method | |
| CN205188999U (en) | Vertical supporting system of reverse construction method | |
| CN208197158U (en) | A kind of reinforcing bar tire suspender of precast segment box beam | |
| CN203187288U (en) | Box girder hanger | |
| CN109707054A (en) | A kind of steel sections package concrete column and steel beam joint structure and construction method | |
| CN109371848A (en) | The longitudinal temporary connecting structure and method of suspension bridge concrete stiffening girder installation | |
| CN209620311U (en) | A kind of self-bearing type precast concrete wall panel, concrete walls and its structural system | |
| CN211816952U (en) | Prefabricated post-girder steel mixed frame structure | |
| CN209685126U (en) | A kind of steel vestibule integrally promotes lifting lug device | |
| CN208668274U (en) | A kind of steel reinforced concrete composite beam bridge | |
| CN203613462U (en) | Prefabricated bracket system | |
| CN112127282A (en) | Main pier steel structure of super bridge | |
| CN106246203A (en) | A kind of form concrete falsework for Tunnel |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |