CN206581148U - A kind of Cast-in-situ Beam is without Temporary Piers support - Google Patents
A kind of Cast-in-situ Beam is without Temporary Piers support Download PDFInfo
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- CN206581148U CN206581148U CN201621452473.6U CN201621452473U CN206581148U CN 206581148 U CN206581148 U CN 206581148U CN 201621452473 U CN201621452473 U CN 201621452473U CN 206581148 U CN206581148 U CN 206581148U
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- Prior art keywords
- arch
- underframe
- cast
- situ beam
- support
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Abstract
The utility model is related to a kind of Cast-in-situ Beam without Temporary Piers support, including some arch underframe, parallel across between two adjacent pier shafts, and below Cast-in-situ Beam；Some longitudinally connected framves, indulge mid-span on all arch underframe, and bowl button support, stand in great numbers vertically between arch underframe and Cast-in-situ Beam bottom.The utility model has the advantage of：Original support is substituted using arch underframe, low to foundation requirement without building Temporary Piers, arch underframe is detachably reused, utilization rate is high；Connected between arch underframe using link, stability is good；Due to the dense distribution pattern of arch underframe, bowl button support is easily installed thereon, and Cast-in-situ Beam bottom mitigates overall weight without using Bailey beam, favourable to constructing.
Description
Technical field
The utility model is related to a kind of technical field of bridge construction, and more particularly to a kind of Cast-in-situ Beam is without Temporary Piers support.
Background technology
Rack construction refers to installation form, assembling reinforcement skeleton on support, and the construction of cast on-site concrete, by
Relatively easy, the cost relative moderate in its construction, and be highly suitable for monolithic construction, therefore in bridge construction, especially
It is widely used in the construction of urban interchange and overpass.It is the most frequently used in the structure type of current conventional stent to have
Full hall scaffold, i.e., using components such as stupefied beam, column, connectors, by controlling the spacing and step pitch of steel pipe scaffold tubes vertical rod, if
The construction measures such as bridging are put, support are arranged to geometrically stable system, the maximum feature of this support is can assembling degree
It is high, suitable for pier shaft is highly relatively low and the preferable situation of geological condition.
For full hall scaffold, shortcoming is：Construction measure is more, and peace tears more lengthy and tedious open；Need to build some Temporary Piers, it is right
Foundation requirement is higher, and the bearing capacity and deformation of soil supporting layer and weak substratum are required to check checking computations, it is ensured that the two is being related to
And within the scope of allowing, and the ground scope of support scaffold tubes, the bearing capacity of ground and change are set up for whole bridge
Shape is intended to meet and required.
Temporary Piers are built in order to exempt, support " is taken root " on pier shaft using supplementary structure more than prior art.In patent
Number for mentioned in 201410090730.5 utility model patent it is a kind of can be achieved it is existing without cushion cap approach viaduct concrete box beam limited bracket
The supporting structure poured, using new device --- hooping structure, in the case of realizing below access bridge pier shaft without cushion cap, on side
Cross-location is solved support and " taken root " problem by the hooping structure that can be used in turn repeatedly.Patent No.
201020264743.7 utility model patent mentions a kind of lower edge end of bracket, wherein truss in being constructed for high pier capping beam
In the hole for the process specially treated reserved on the bracket insertion pier shaft that portion is set, remove ground when being constructed using raft support method from
The process such as processing and pressure testing, effectively improves efficiency of construction.
In said structure, support must be fixed on pier shaft by certain structure, either dismountable anchor ear knot
Truss structure in structure, or insertion pier shaft, is required for being constructed on pier shaft, with certain danger, also to pier shaft
Produce certain damage.
Utility model content
The technical problems to be solved in the utility model be to provide it is a kind of to pier shaft without damage Cast-in-situ Beam without Temporary Piers support.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of Cast-in-situ Beam is without Temporary Piers support, and it is created
New point is：Including
Some arch underframe, parallel across between two adjacent pier shafts, and below Cast-in-situ Beam；
Some longitudinally connected framves, indulge mid-span on all arch underframe, and
Bowl button support, stands in great numbers between arch underframe and Cast-in-situ Beam bottom vertically.
Further, the arch underframe two ends support is arranged on pier shaft cushion cap upper surface, by some symmetrical arches
Section fixation is spliced.
Further, each arch section have preceding splicing end face and after splice between end face, adjacent arch section by forward and backward
Splice ends are connected in face of closing.
Further, with odd number section arch section, respectively some symmetrical sides encircle units and erection and are connected to side arch list
Splice ends face has a groove extended into arch section before crown unit in member, the side arch unit, and rear splice ends face has
One is embedded in the convex body coordinated with the groove in adjacent arch section, and the forward and backward splicing end face of crown unit is in perpendicular
45°。
Further, splice ends face has a groove extended into arch section before the arch section, and rear splice ends face has one
The convex body coordinated with the groove insertion in adjacent arch section.
Further, the cushion cap upper surface has a sagging recess installed for arch underframe.
Further, there is uniform bowl to buckle stand base for the arch underframe upper surface, the pedestal be by transverse slat and
The right-angle array plate that riser is surrounded, the combination plate opening is installed towards arch underframe.
Further, the link includes some connection segments being arranged between arch underframe, the connection segment
Between adjacent arcuate tray side, and the end of connection segment has the flange for being connected to arch tray side.
Further, connected between the arch underframe bottom by lacing wire.
The utility model has the advantage of：
（1）Original support is substituted using arch underframe, low to foundation requirement without building Temporary Piers, arch underframe can
Dismounting is reused, and utilization rate is high；Connected between arch underframe using link, stability is good；It is intensive due to arch underframe
Distribution pattern, is easily installed bowl button support thereon, and Cast-in-situ Beam bottom mitigates overall weight without using Bailey beam, has to construction
Profit.
（2）When arch underframe span is larger, arch underframe is spliced to form using arch section, is easy to make, transport and install.
（3）Coordinate between arch section for the grafting of groove and convex body, coordinate firmly between arch section, be difficult to release, between arch section
Compress mutually under gravity, weight capacity is good.
（4）Side arch unit is coordinated using the grafting of groove and convex body, is connected firmly, crown unit is faced only with splice ends
The mode installed is closed, using the deadweight of crown unit and its upper pressure, realization is snapped tight against, simple in construction, it is easy to assembled.
（5）Because, not by direct cross force, arch underframe is spacing i.e. only by recess etc. in cushion cap upper end on arch underframe
Can, simple in construction, easy construction.
（6）Chain-wales are made using combining plate on arch underframe, are installed for the rim of a bowl support, and the rim of a bowl support installs jail
Gu, support stability can ensure.
（7）Link is arranged on arch tray side, and interference, and the company of segmented will not be caused to the installation of bowl button support
Frame is connect, is readily transported and installs.
（8）Arch underframe bottom under weight can be expanded outwardly, and the setting of lacing wire prevents expansion so that arch-shaped bottom bottom
Frame structure is more stable.
Brief description of the drawings
Fig. 1 is a kind of embodiment one schematic diagram of the Cast-in-situ Beam of the utility model without Temporary Piers support.
Fig. 2 is the top view of arch underframe and longitudinally connected frame of a kind of Cast-in-situ Beam of the utility model without Temporary Piers support.
Fig. 3 is a kind of arch section schematic diagram of the Cast-in-situ Beam of the utility model without Temporary Piers support.
A kind of crown cell schematics of embodiment one of the Cast-in-situ Beam of Fig. 4 the utility model without Temporary Piers support.
Fig. 5 is a kind of arch underframe of the Cast-in-situ Beam of the utility model without Temporary Piers support and cushion cap connection diagram.
Fig. 6 is a kind of embodiment two schematic diagram of the Cast-in-situ Beam of the utility model without Temporary Piers support.
Embodiment
Embodiment one
As shown in Figure 1 and Figure 2, the utility model discloses a kind of Cast-in-situ Beam without Temporary Piers support, including
Some arch underframe, parallel across between two adjacent pier shafts, and below Cast-in-situ Beam；
Some longitudinally connected framves, indulge mid-span on all arch underframe, and
Bowl button support 1, stands in great numbers between arch underframe and Cast-in-situ Beam bottom vertically.
Arch underframe two ends support be arranged on the upper surface of 2 cushion cap of pier shaft 4, by it is some it is symmetrical arch sections fix splicing and
Into；Each arch section has passes through forward and backward splicing end face 54,51 between preceding splicing end face 54 and rear splicing end face 51, adjacent arch section
Pairing is connected, when arch section number is odd number, as shown in Figure 3, Figure 4, and respectively some symmetrical sides encircle units 5 and set up and connect
Encircleing splicing end face 54 before the crown unit 7 on unit 5, side arch unit 5 in side has a groove 53 extended into arch section, after
Splicing end face 51 has a convex body 52 coordinated with the insertion of groove 53 in adjacent arch section, the forward and backward splicing end face of crown unit 7
54th, 51 be in 45 ° with perpendicular, supplies the Mosaic face of unit 5 to be to coordinate with the Mosaic face of crown unit 7 close to the side of crown unit 7
Face, unit 5 is encircleed according to firmly chimeric with the presence of convex body 52 in groove 53 in un-grooved 53, side, and the pressure from top makes
More closely coordinate, without fit structure between crown unit 7 and side arch unit 5, only rely on crown unit 7 and conduct oneself with dignity and be pressed in top
The side of pressure on arch unit 7, the forward and backward splicing end face 54,51 of crown unit 7 and both sides is firmly compressed for the Mosaic face of unit 5 matches somebody with somebody
Close, and weight is heavier, coordinates more firm.
As shown in figure 5, the upper surface of cushion cap 4 has a sagging recess 41 installed for arch underframe, the side with lowermost end
Arch unit 5 coordinates, and the rear end face of the side arch unit 5 of lowermost end is the convex surface coordinated with recess 41；
There is uniform bowl to buckle stand base 3 for arch underframe upper surface, and pedestal 3 is the right angle group surrounded by transverse slat and riser
Plywood part, the combination plate opening is installed towards arch underframe, is that bowl button support 1 provides smooth mounting platform.
As shown in Fig. 2 link includes some connection segments 8 being arranged between arch underframe, connection segment 8 is arranged on
Between adjacent arcuate tray side, and the end of connection segment 8 has the flange for being connected to arch tray side, and link is also
The structure of segmentation, is easy to dismount and transports, while do not interfered with each other with bowl button support again, arch underframe passes through lacing wire between bottom
Connection, prevents arch underframe from outwards deforming under pressure, it is ensured that the shape stability of arch underframe.
Embodiment two
As shown in Fig. 3, Fig. 5, Fig. 6, on the basis of embodiment one, arch section number is even number, splice ends before all arch sections
Face 54 has a groove 53 extended into arch section, and rear splicing end face 51 has one to coordinate with the insertion of groove 53 in adjacent arch section
Convex body 52, mutually plug cooperations by the cooperation of groove 53 and convex body 52 between adjacent arch section, 5 be segmented with embodiment side arch
Shape is identical, and such structure is adapted to the arch underframe that hop count is Arbitrary Digit, and Mosaic face pairing splicing between arch section is wanted
Ask not high, be adapted to less demanding cast-in-place boom support.
General principle of the present utility model and principal character has been shown and described above.The technical staff of the industry should
Solution, the utility model is not restricted to the described embodiments, and simply illustrating described in above-described embodiment and specification, this practicality was new
The principle of type, on the premise of the utility model spirit and scope are not departed from, the utility model also has various changes and modifications,
These changes and improvements are both fallen within the range of claimed the utility model.Scope is claimed by appended in the utility model
Claims and its equivalent thereof.
Claims (9)
1. a kind of Cast-in-situ Beam is without Temporary Piers support, it is characterised in that：Including
Some arch underframe, parallel across between two adjacent pier shafts, and below Cast-in-situ Beam；
Some longitudinally connected framves, indulge mid-span on all arch underframe, and
Bowl button support, stands in great numbers between arch underframe and Cast-in-situ Beam bottom vertically.
2. a kind of Cast-in-situ Beam according to claim 1 is without Temporary Piers support, it is characterised in that：The arch underframe two ends branch
Support is arranged on pier shaft cushion cap upper surface, is fixed and is spliced by some symmetrical arch sections.
3. a kind of Cast-in-situ Beam according to claim 2 is without Temporary Piers support, it is characterised in that：Before each arch section has
Splicing end face and after splice end face, connected between adjacent arch section by forward and backward splice ends in face of closing.
4. a kind of Cast-in-situ Beam according to claim 3 is without Temporary Piers support, it is characterised in that：With odd number section arch section, point
Wei not some symmetrical sides arch units and erection and the crown unit that is connected on the arch unit of side, splice ends before the side arch unit
Face has a groove extended into arch section, and rear splice ends face has a convex body coordinated with the groove insertion in adjacent arch section,
The forward and backward splicing end face of crown unit is in 45 ° with perpendicular.
5. a kind of Cast-in-situ Beam according to claim 3 is without Temporary Piers support, it is characterised in that：Splice end face before the arch section
With a groove extended into arch section, rear splice ends face has a convex body coordinated with the groove insertion in adjacent arch section.
6. a kind of Cast-in-situ Beam according to claim 2 is without Temporary Piers support, it is characterised in that：The cushion cap upper surface has
The one sagging recess installed for arch underframe.
7. a kind of Cast-in-situ Beam according to claim 1 is without Temporary Piers support, it is characterised in that：The arch underframe upper surface
With uniform bowl button stand base, the pedestal is the right-angle array plate surrounded by transverse slat and riser, and the combination plate is opened
Mouth is installed towards arch underframe.
8. a kind of Cast-in-situ Beam according to claim 1 is without Temporary Piers support, it is characterised in that：The link includes installing
Some connection segments between arch underframe, the connection segment is arranged between adjacent arcuate tray side, and connection point
The end of section has the flange for being connected to arch tray side.
9. a kind of Cast-in-situ Beam according to claim 1 is without Temporary Piers support, it is characterised in that：The arch underframe bottom it
Between connected by lacing wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452473.6U CN206581148U (en) | 2016-12-28 | 2016-12-28 | A kind of Cast-in-situ Beam is without Temporary Piers support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452473.6U CN206581148U (en) | 2016-12-28 | 2016-12-28 | A kind of Cast-in-situ Beam is without Temporary Piers support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206581148U true CN206581148U (en) | 2017-10-24 |
Family
ID=60109544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621452473.6U Expired - Fee Related CN206581148U (en) | 2016-12-28 | 2016-12-28 | A kind of Cast-in-situ Beam is without Temporary Piers support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206581148U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522108A (en) * | 2016-12-28 | 2017-03-22 | 中铁十四局集团第二工程有限公司 | Cast-in-place beam scaffold without temporary piers |
| CN110344316A (en) * | 2019-07-16 | 2019-10-18 | 中铁建设集团有限公司 | A kind of ramp bridge bar construction and its construction method |
| CN110593108A (en) * | 2019-09-25 | 2019-12-20 | 中国五冶集团有限公司 | Prefabricated construction platform and construction method for hollow arch bridge hanging beam support |
| CN110593109A (en) * | 2019-09-25 | 2019-12-20 | 中国五冶集团有限公司 | Cast-in-place construction platform and construction method for hollow arch bridge hanging beam support |
-
2016
- 2016-12-28 CN CN201621452473.6U patent/CN206581148U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522108A (en) * | 2016-12-28 | 2017-03-22 | 中铁十四局集团第二工程有限公司 | Cast-in-place beam scaffold without temporary piers |
| CN106522108B (en) * | 2016-12-28 | 2018-07-03 | 中铁十四局集团第二工程有限公司 | A kind of Cast-in-situ Beam is without Temporary Piers stent |
| CN110344316A (en) * | 2019-07-16 | 2019-10-18 | 中铁建设集团有限公司 | A kind of ramp bridge bar construction and its construction method |
| CN110344316B (en) * | 2019-07-16 | 2024-03-26 | 中铁建设集团有限公司 | Ramp bridge steel bar structure and construction method thereof |
| CN110593108A (en) * | 2019-09-25 | 2019-12-20 | 中国五冶集团有限公司 | Prefabricated construction platform and construction method for hollow arch bridge hanging beam support |
| CN110593109A (en) * | 2019-09-25 | 2019-12-20 | 中国五冶集团有限公司 | Cast-in-place construction platform and construction method for hollow arch bridge hanging beam support |
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Legal Events
| 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: 20171024 Termination date: 20181228 |