CN215164560U - Light-duty circulated circular arch concrete structure - Google Patents
Light-duty circulated circular arch concrete structure Download PDFInfo
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- CN215164560U CN215164560U CN202120772619.XU CN202120772619U CN215164560U CN 215164560 U CN215164560 U CN 215164560U CN 202120772619 U CN202120772619 U CN 202120772619U CN 215164560 U CN215164560 U CN 215164560U
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- frame support
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Abstract
The utility model discloses a light-duty circulated round arch concrete structure, including pouring the round arch concrete structure at wood purlin joist upper surface, the lower surface support of wood purlin joist has the steel-pipe frame support, there is the bridging rod that is used for strengthening the fastness one side of steel-pipe frame support through bolted connection, the fastener connecting pipe has been cup jointed to the bottom of steel-pipe frame support, the cover knot frame underframe has been cup jointed on the surface of fastener connecting pipe. This light-duty circulated circle encircles concrete structure has solved the heavy and difficult problem of consolidating and unable other sizes of other of bow member, this novel formwork system compares with prior art, but field processing to light-duty simple and convenient easy reinforcement, but recycle and can reform transform into other sizes circle arch formwork easily, can make the device through having processed the steel-pipe frame support according to the circle arch scene, it consolidates to assist with the bridging rod, the lower part is set up the cooperation of cover knot frame underframe and is used, make the device's steel-pipe frame support scene workable, non-deformable again.
Description
Technical Field
The utility model relates to a cast-in-place circular arch concrete structure technical field specifically is a light-duty circulated circular arch concrete structure.
Background
The circular arch concrete structure has the advantages of large spanning capacity, capability of saving a large amount of steel and cement compared with a steel bridge and a reinforced concrete beam bridge, durability, low maintenance and repair cost, attractive appearance, simple structure and contribution to wide application.
Chinese patent publication No. CN208633847U discloses a corrugated steel supporting structure suitable for full-face excavation of circular arch straight wall type tunnel, it includes circular arch portion corrugated steel plate, straight wall corrugated steel plate, reinforcing bar net, and base concrete is pour to straight wall tip, embedded channel-section steel and crab-bolt, and circular arch portion corrugated steel passes through bolted connection with straight wall corrugated steel in proper order, and the concatenation cyclization, the middle part of circular arch portion corrugated steel and straight wall corrugated steel set up the slip casting hole, fills superfluid concrete between each corrugated steel and the country rock, the utility model discloses a corrugated steel? Concrete integrated configuration can satisfy the requirement of the support in new-built tunnel and the maintenance in disease tunnel, and simultaneously, multinomial parameters such as the size of all kinds of corrugated steel plate thickness, unit slab and radian can be adjusted according to the concrete engineering condition in the structure, and the suitability is strong, the utility model discloses technical scheme has the work efficiency of improvement tunnel construction, reduces tunnel fortune dimension cost and reinforces advantages such as and maintenance fast.
However, the corrugated steel supporting structure adopts the form of prefabricating the shaped arch centering on the upper top of the common formwork support, and not only has the defect of heavy prefabricated shaped arch centering due to the splicing of a large block of corrugated steel plate of the circular arch and a straight wall corrugated steel plate, but also has the advantages that the corrugated steel plate of the circular arch is required to be customized in advance and is not easy to install, and the corrugated steel plate is not easy to be connected with the common formwork support, is easy to loosen and deform, and simultaneously increases the manufacturing cost of the circular arch concrete.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a light-duty circulated round arch concrete structure has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a light-duty circulated circular arch concrete structure, is including pouring the circular arch concrete structure at wood purlin joist upper surface, the lower surface of wood purlin joist supports there is the steel-pipe frame support, there is the bridging rod that is used for strengthening the fastness one side of steel-pipe frame support through bolted connection, the fastener connecting pipe has been cup jointed to the bottom of steel-pipe frame support, the surface of fastener connecting pipe has cup jointed the frame underframe of detaining.
Optionally, the steel pipe frame support includes the support pole setting, the surface that supports the pole setting has cup jointed the connection fastener, one side of connecting the fastener is pegged graft and is had the support horizontal pole, the surface threaded connection of connecting the fastener has connecting bolt, connecting bolt's one end threaded connection has the nut rather than the looks adaptation.
Optionally, the bottom frame of the sleeve fastener frame comprises a top supporting rod, a connecting clamping block is fixedly connected to the surface of the top supporting rod, a connecting rod is inserted into the surface of the connecting clamping block, the top of the top supporting rod is connected with a connecting cross rod through a fixing bolt, and the fastener connecting pipe is inserted into one side of the connecting cross rod through the connecting fastener.
Optionally, the support vertical rods and the support cross rods are all made of 48 × 3.5 steel pipes, the distance between each support vertical rod is 950mm, the height of the formwork of the steel pipe frame support is 4766mm, the number of the support cross rods is three, the distance between the two support cross rods below is 1400mm, and the distance between the two support cross rods below and the uppermost support cross rod is 900 mm.
Optionally, the distance between each two supporting rods is 1050mm, and a gasket is sleeved on the outer surface of each fixing bolt.
Optionally, the steel pipe frame support with the height not greater than 5m is erected on the shear support rods, the width of the shear support rods which are continuously and vertically erected from the bottom to the top of the steel pipe frame support is 3m to 5m, and the shear support rods which are continuously and horizontally arranged are arranged on the upper portion of the steel pipe frame support.
(III) advantageous effects
The utility model provides a light-duty circulated round arch concrete structure possesses following beneficial effect:
1. this light-duty circulated circular arch concrete structure has solved traditional circular arch formwork and has required prefabricated design bow member, prefabricated design bow member heavy and difficult reinforcement and can not use the problem of other sizes, and this novel formwork system compares with prior art, can field processing to light-duty simple and convenient easy reinforcement can recycle and can reform transform into other size circular arch formwork easily.
2. This light-duty circulated round arch concrete structure, through the steel-pipe frame support, the setting of buckleing frame underframe is buckled to the scissors vaulting pole and cover, make the device's steel-pipe frame support possess on-the-spot workable, non-deformable's advantage again, can guarantee round arch concrete structure's radian and shaping impression betterly, the setting of rethread connection fastener, the light-duty support pole setting that can make the device adopt and support the horizontal pole and according to round arch concrete structure's diameter and highly reform transform into corresponding size, realize cyclic utilization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at C according to the present invention;
fig. 5 is an enlarged schematic view of the structure at D in fig. 1 according to the present invention.
In the figure: 1. wooden joists; 2. a round arch concrete structure; 3. a steel pipe frame bracket; 301. supporting the upright stanchion; 302. connecting fasteners; 303. a support rail; 4. a scissor brace rod; 5. the fastener connecting pipe; 6. the bottom frame of the toggle frame; 601. a jacking rod; 602. connecting a clamping block; 603. a connecting rod; 604. connecting the cross bars; 7. a connecting bolt; 8. fixing the bolt; 9. and (7) a gasket.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a light recyclable circular arch concrete structure comprises a circular arch concrete structure 2 poured on the upper surface of a wood purlin joist 1, wherein the wood purlin joists 1 are arranged at a distance of 200m in the longitudinal direction, a steel pipe frame support 3 is supported on the lower surface of the wood purlin joists 1, the steel pipe frame support 3 comprises a support vertical rod 301, a connecting fastener 302 is sleeved on the surface of the support vertical rod 301, a support cross rod 303 is inserted into one side of the connecting fastener 302, a connecting bolt 7 is connected to the surface of the connecting fastener 302 in a threaded manner, a nut matched with the connecting bolt is connected to one end of the connecting bolt in a threaded manner, the support vertical rod 301 and the support cross rod 303 are both made of 48 multiplied by 3.5 steel pipes, the distance between each support vertical rod 301 is 950mm, the height of a formwork of the steel pipe frame support 3 is 4766mm, the number of the support cross rods 303 is three, the distance between the two support cross rods 303 at the lower part is 1400mm, and the distance between the two support cross rods 303 at the uppermost support cross rod 303 is 900 mm;
one side of the steel pipe frame support 3 is connected with a cross brace 4 for strengthening firmness through a bolt, the steel pipe frame support 3 with the erecting height of the cross brace 4 being not more than 5m is erected, the width of the cross brace 4 which is continuously and vertically erected from the bottom to the top of the steel pipe frame support 3 is 3m to 5m, a continuous horizontal cross brace 4 is arranged at the upper part of the steel pipe frame support 3, and the bottom of the steel pipe frame support 3 is sleeved with a fastener connecting pipe 5;
the surface of fastener connecting pipe 5 has cup jointed cover buckle frame underframe 6, cover buckle frame underframe 6 includes top support rod 601, interval between every top support rod 601 is 1050mm, top support rod 601's fixed surface is connected with connection fixture block 602, the surface of connecting fixture block 602 is pegged graft and is had connecting rod 603, connecting rod 603 is 350mm off the ground, the height of cover buckle frame underframe 6 is 800mm, top support rod 601's top is connected with connection horizontal pole 604 through fixing bolt 8, fixing bolt 8's surface has cup jointed gasket 9, one side of connecting horizontal pole 604 is pegged graft through connecting fastener 302 and is had fastener connecting pipe 5.
The utility model discloses in, the device's working procedure as follows:
1. firstly, a bottom buckle frame bottom frame 6 is erected, the top support rod 601 is connected with the connecting rod 603 through the connecting fixture block 602, the connecting cross rod 604 is installed on the top support rod 601 through the fixing bolt, and one side of the connecting cross rod 604 is connected through the connecting fastener 302 through the fastener connecting pipe, so that the buckle frame bottom frame 6 is erected;
2. then, erecting a steel pipe frame support 3, arranging 2 horizontal scissor braces 4 at the bottom and the top of the steel pipe frame support 3, then arranging vertical scissor braces 4 at intervals of 4 spans along the length direction, and arranging 2 vertical scissor braces 4 on the 3 rd and 7 th supporting upright stanchions 301 of the steel pipe frame support 3 to reinforce the strength of the steel pipe frame support 3;
3. and arranging wood purlin joists 1 along the length direction at intervals of 200m on the tops of the steel pipe frame supports 3, checking the elevation of the template for leveling, checking the abutted seams of the template, and finally pouring a circular arch concrete structure 2 on the wood purlin joists 1.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a light-duty circulated circular arch concrete structure, includes circular arch concrete structure (2) of pouring in wooden purlin joist (1) upper surface which characterized in that: the lower surface of wooden purlin joist (1) supports has steel-pipe frame support (3), there are scissors vaulting pole (4) that are used for strengthening the fastness one side of steel-pipe frame support (3) through bolted connection, fastener connecting pipe (5) have been cup jointed to the bottom of steel-pipe frame support (3), the surface of fastener connecting pipe (5) has been cup jointed and has been cup jointed cover knot frame underframe (6).
2. A lightweight recyclable circular arch concrete structure according to claim 1, wherein: the steel pipe frame support (3) is including supporting pole setting (301), connection fastener (302) have been cup jointed on the surface of supporting pole setting (301), it has support horizontal pole (303) to peg graft one side of connection fastener (302), the surperficial threaded connection of connection fastener (302) has connecting bolt (7), the one end threaded connection of connecting bolt has the nut rather than the looks adaptation.
3. A lightweight recyclable circular arch concrete structure according to claim 1, wherein: the bottom frame (6) of the toggle frame comprises a top supporting rod (601), a connecting clamping block (602) is fixedly connected to the surface of the top supporting rod (601), a connecting rod (603) is inserted into the surface of the connecting clamping block (602), the top of the top supporting rod (601) is connected with a connecting cross rod (604) through a fixing bolt (8), and one side of the connecting cross rod (604) is connected with the fastener connecting pipe (5) through a connecting fastener (302) in an inserting mode.
4. A lightweight recyclable circular arch concrete structure according to claim 2, wherein: the supporting vertical rods (301) and the supporting cross rods (303) are all made of 48 multiplied by 3.5 steel pipes, the distance between every two supporting vertical rods (301) is 950mm, the formwork height of the steel pipe frame support (3) is 4766mm, the number of the supporting cross rods (303) is three, the distance between every two supporting cross rods (303) below is 1400mm, and the distance between every two supporting cross rods (303) above is 900 mm.
5. A lightweight recyclable circular arch concrete structure according to claim 3, wherein: the distance between each jacking rod (601) is 1050mm, and a gasket (9) is sleeved on the outer surface of each fixing bolt (8).
6. A lightweight recyclable circular arch concrete structure according to claim 1, wherein: the steel pipe frame support (3) with the height not larger than 5m is erected on the shear support rods (4), the shear support rods (4) are continuously and vertically erected from the bottom to the top of the steel pipe frame support (3), the width of the shear support rods (4) is 3-5 m, and one continuous horizontal line is arranged on the upper portion of the steel pipe frame support (3) and is connected with the shear support rods (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120772619.XU CN215164560U (en) | 2021-04-15 | 2021-04-15 | Light-duty circulated circular arch concrete structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120772619.XU CN215164560U (en) | 2021-04-15 | 2021-04-15 | Light-duty circulated circular arch concrete structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215164560U true CN215164560U (en) | 2021-12-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120772619.XU Expired - Fee Related CN215164560U (en) | 2021-04-15 | 2021-04-15 | Light-duty circulated circular arch concrete structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215164560U (en) |
-
2021
- 2021-04-15 CN CN202120772619.XU patent/CN215164560U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |