CN213061750U - Prefabricated assembled trapezoidal box culvert - Google Patents
Prefabricated assembled trapezoidal box culvert Download PDFInfo
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- CN213061750U CN213061750U CN202021059127.8U CN202021059127U CN213061750U CN 213061750 U CN213061750 U CN 213061750U CN 202021059127 U CN202021059127 U CN 202021059127U CN 213061750 U CN213061750 U CN 213061750U
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Abstract
The utility model discloses a trapezoidal box culvert of prefabricated assembled, including bottom plate and roof, the left and right sides at bottom plate top all is provided with the ring roof beam, the equal fixed mounting in the left and right sides of roof bottom has the web, the bottom of web with ring roof beam fixed mounting, the utility model relates to a box culvert makes technical field. This trapezoidal box culvert of prefabricated assembled is one for positive trapezium through the box culvert that splices between bottom plate and roof and the web, and this structure can increase the lifting surface area of box culvert bottom surface, has increased the rigidity of bottom plate, makes whole box culvert structure more stable, and roof and web are prefabricated simultaneously, when having saved process time, and constructor need not prop up the mould always, has reduced constructor's work load.
Description
Technical Field
The utility model relates to a box culvert makes technical field, specifically is a trapezoidal box culvert of prefabricated assembled.
Background
The box culvert refers to a culvert built by reinforced concrete box-shaped pipe joints on a tunnel body, the box culvert is composed of one or more square or rectangular sections and generally made of reinforced concrete or masonry, but the reinforced concrete is widely applied, when the span is less than 4m, the box culvert is adopted, and for the pipe culvert, the reinforced concrete box culvert is a cheap substitute, and the pier, the upper plate and the lower plate are all poured uniformly.
The box culvert construction generally adopts cast-in-place, sets up the bottom in the slot that excavates, pours a layer concrete bed course, with the on-the-spot ligature of reinforcing bar that processes again, prop up centre form and external mold, great box culvert generally pours the latter half of bottom plate and lateral wall earlier, ligature lateral wall upper portion and roof reinforcing bar again, prop up interior outer mold, pour lateral wall upper portion and roof, treat that the concrete reaches the intensity formwork stripping of design requirement, backfill simultaneously in box culvert both sides.
However, the cast-in-place box culvert has the following defects that the cast-in-place box culvert is complex in construction, large in workload and long in construction period, and meanwhile, the quality of the box culvert is influenced by external weather conditions.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a trapezoidal box culvert of prefabricated assembled has solved the uneven settlement of ground and has leaded to the box culvert bottom plate to produce crack or direct cracked problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a trapezoidal box culvert of prefabricated assembled, includes bottom plate and roof, the left and right sides at bottom plate top all is provided with the collar tie beam, the equal fixed mounting in the left and right sides of roof bottom has the web, the bottom of web with collar tie beam fixed mounting.
The box culvert spliced between the bottom plate, the top plate and the web is in a regular trapezoid shape, the stress area of the bottom surface of the box culvert can be increased by the structure, the rigidity of the bottom plate is increased, the whole box culvert is more stable in structure, the top plate and the web are prefabricated, the processing time is saved, a formwork is not required to be erected by constructors, and the workload of the constructors is reduced.
Further, a trapezoidal box culvert of prefabricated assembled, still include first connecting plate and second connecting plate, the equal fixedly connected with joint subassembly of the left and right sides of the relative one side of roof and second connecting plate, the draw-in groove has all been seted up to the centre of first connecting plate top and bottom, one side intercommunication of draw-in groove internal surface has the spread groove, the inside of spread groove is provided with the pulling subassembly.
Further, the joint subassembly includes the connecting rod, the one end of connecting rod extends to the inside of draw-in groove, flexible groove has been seted up to the inside of connecting rod one end.
Further, the inside in flexible groove is provided with first spring, the one end fixedly connected with fixture block of first spring, the one end of fixture block runs through the connecting rod just extends to the inside of spread groove.
Further, the pulling assembly comprises a second spring, one end of the second spring is fixedly connected with one side of the inner surface of the connecting groove, and the other end of the second spring is fixedly connected with a pressing plate.
Furthermore, one side of the pressing plate is fixedly connected with a pull rod, and one end of the pull rod penetrates through the first connecting plate and extends to the outside of the first connecting plate.
Furthermore, both sides all are provided with the sealing washer about first connecting plate, first intercommunicating pore has all been seted up to one side at first connecting plate and second connecting plate top, one side at first connecting plate and second connecting plate top just is located the second intercommunicating pore has all been seted up to one side of first intercommunicating pore.
Compared with the prior art, the beneficial effects of the utility model are that:
this trapezoidal box culvert of prefabricated assembled is one for positive trapezium through the box culvert that splices between bottom plate and roof and the web, and this structure can increase the lifting surface area of box culvert bottom surface, has increased the rigidity of bottom plate, makes whole box culvert structure more stable, and roof and web are prefabricated simultaneously, when having saved process time, and constructor need not prop up the mould always, has reduced constructor's work load.
Drawings
Fig. 1 is a schematic structural view of a prefabricated assembled trapezoidal box culvert according to a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a prefabricated assembled trapezoidal box culvert according to a second embodiment of the present invention;
FIG. 3 is a schematic view of a portion of the structure of FIG. 2 according to the present invention;
fig. 4 is a schematic diagram of the external structure of fig. 2 according to the present invention.
In the figure: 1-bottom plate, 2-top plate, 3-ring beam, 4-web plate, 5-first connecting plate, 6-second connecting plate, 7-clamping component, 71-connecting rod, 72-telescopic groove, 73-first spring, 74-clamping block, 8-clamping groove, 9-connecting groove, 10-pulling component, 101-second spring, 102-pressing plate, 103-pulling rod, 11-sealing ring, 12-first connecting hole and 13-second connecting hole.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
First embodiment
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a trapezoidal box culvert of prefabricated assembled, includes bottom plate 1 and roof 2, the left and right sides at 1 top of bottom plate all is provided with ring beam 3, the equal fixed mounting in the left and right sides of 2 bottoms of roof has web 4, the bottom of web 4 with 3 fixed mounting of ring beam.
The bottom plate 1 is that the job site is poured, and the quantity of web 4 is 2, and the gird 3 is poured in the left and right sides at bottom plate 1 top, has constituteed a regular trapezoid box culvert between bottom plate 1, two webs 4 and the roof 2 three.
The working principle is as follows: during box culvert construction, a constructor firstly arranges a bottom layer in an excavated groove, pours a layer of concrete cushion layer, binds processed steel bars on site, supports an inner mold and an outer mold, supports the inner mold and the outer mold, pours a bottom plate 1, demolds the mold when the concrete reaches the strength required by design, then casts a ring beam 3 after the constructor supports the mold again on the poured bottom plate 1, and removes the mold after the ring beam 3 is formed.
Later constructor splices roof 2 and web 4 that will make in advance together again, then hoist and mount the top of bottom plate 1, later with web 4 and the butt joint of ring beam 3 splice together, a complete box culvert splices out the back, the staff seals the processing to the gap of various concatenation departments again, at last alright backfill to the box culvert both sides simultaneously, the box culvert that splices between bottom plate 1 and roof 2 and the web 4 is one for just trapezoidal, the lifting surface area of box culvert bottom surface can be increased to this structure, the rigidity of bottom plate has been increased, make whole box culvert structure more stable, roof 2 and web 4 are prefabricated simultaneously, when having saved process time, constructor need not prop up the mould always, constructor's work load has been reduced.
Second embodiment
Referring to fig. 2, 3 and 4 in combination, a second embodiment of the present application provides another ceiling broom with a telescopic function based on the ceiling broom with a telescopic function provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference that the ceiling broom with flexible function that the second embodiment of this application provided lies in, a trapezoidal box culvert of prefabricated assembled, still include first connecting plate 5 and second connecting plate 6, the equal fixedly connected with joint components 7 in the left and right sides of roof 2 and the relative one side of second connecting plate 6, draw-in groove 8 has all been seted up to the centre of 5 tops of first connecting plate and bottom, one side intercommunication of 8 internal surfaces of draw-in groove has spread groove 9, the inside of spread groove 9 is provided with pulling subassembly 10.
The quantity of first connecting plate 5 is 2, and the top of two first connecting plates 5 is connected with the left and right sides of 2 bottoms of roof respectively, and second connecting plate 6 is that board of box culvert bottom, and the total number of joint subassembly 7 is 4, through the cooperation between joint subassembly 7 and draw-in groove 8, the spread groove 9, conveniently splices roof 2, first connecting plate 5 and second connecting plate 6 together.
The clamping assembly 7 comprises a connecting rod 71, one end of the connecting rod 71 extends into the clamping groove 8, and a telescopic groove 72 is formed in one end of the connecting rod 71.
The connecting rod 71 is adapted to the card slot 8, and the telescopic slot 72 is opened inside an end of the connecting rod 71 extending into the card slot 8.
A first spring 73 is arranged inside the telescopic groove 72, one end of the first spring 73 is fixedly connected with a clamping block 74, and one end of the clamping block 74 penetrates through the connecting rod 71 and extends into the connecting groove 9.
The first spring 73 is adapted to the telescopic groove 72, the first spring 73 is a compression spring, the compression spring is a helical spring bearing axial pressure, the cross section of the material used is mostly circular, and the spring is also coiled by rectangular and multi-strand steel wire, the spring is generally equidistant, and the shape of the compression spring is as follows: cylindrical, conical, well convex and well concave and a small amount of non-circular etc. have certain clearance between compression spring's circle and the circle, spring contraction deformation when receiving external load, store the deformation ability, and the one end that fixture block 74 extends connecting rod 71 is curved, reduces when getting into draw-in groove 8 and draw-in groove 8 inner wall between the friction.
The pulling assembly 10 comprises a second spring 101, one end of the second spring 101 is fixedly connected with one side of the inner surface of the connecting groove 9, and the other end of the second spring 101 is fixedly connected with a pressing plate 102.
The total number of the second springs 101 is 4, the second springs 101 are extension springs, the extension springs (tension springs) are helical springs bearing axial tension, the extension springs are generally made of circular section materials, rings of the extension springs are generally parallel and have no gaps when not bearing load, the extension springs work by using stretched resilience force (tension force) to control movement of machine parts, energy storage, force measurement and the like, the extension springs are widely used in machines and instruments, hooks of the extension springs are side hook tension springs, long hook tension springs, English hook tension springs, German hook tension springs, semi-circular hook tension springs, duckbill hook tension springs and the like, the materials of the extension springs are stainless steel, piano steel, high carbon steel, phosphor copper, oil tempering alloy spring steel and the like, and the size of the pressing plate 102 is matched with the connecting groove 9.
A pull rod 103 is fixedly connected to one side of the pressing plate 102, and one end of the pull rod 103 penetrates through the first connecting plate 5 and extends to the outside of the first connecting plate 5.
The selection of the material of the sealing ring 11 has important significance on the sealing performance and the service life of the sealing ring, the performance of the material directly influences the use performance of the sealing ring, the sealing ring 11 is an HNBR (hydrogenated nitrile butadiene rubber) sealing ring, the HNBR sealing ring has excellent corrosion resistance, tear resistance and compression deformation resistance, ozone resistance, sunlight resistance and weather resistance are good, the first communicating hole 12 is more outward than the second communicating hole 13, the first communicating hole 12 is also shorter than the second communicating hole 13, and the first communicating hole 12 and the second communicating hole 13 both flow water.
When the trapezoidal box culvert of installation prefabrication assembled, the staff at first places second connecting plate 6 in the slot that the excavation is good, then insert draw-in groove 8 respectively with the joint subassembly 7 of two first connecting plate 5 bottoms, when connecting rod 71 inserts in draw-in groove 8, fixture block 74 and the contact of draw-in groove 8 inner wall, fixture block 74 is extruded in to flexible groove 72, fixture block 74 extrudes first spring 73 in to flexible groove 72, when connecting rod 71 gets into draw-in groove 8 completely, first spring 73 that is in compression state in the flexible groove 72 all the time resumes deformation, thereby extrude fixture block 74 in the spread groove 9, the joint between fixture block 74 and the spread groove 9 inner wall, first connecting plate 5 is convenient for the installation of second connecting plate 6 stable, later staff reuse same mode is installed roof 2 on first connecting plate 5.
In the box culvert use, inside sealing washer 11 can stop the water entering box culvert in the outside soil, simultaneously when the water in soil gets into in the gap between first connecting plate 5 and the roof 2 and during in the gap between second connecting plate 6 and the first connecting plate 5, water can flow out the box culvert once more through first intercommunicating pore 12 and second intercommunicating pore 13, avoids the inside intake of box culvert, guarantees the moisture resistance of box culvert to guarantee the safety of box culvert internal piping.
When the box culvert needs to be dismantled, a worker can drive the second spring 101 to move towards the fixture block 74 through pulling the pull rod 103 by pulling the pull rod 103, the fixture block 74 is extruded by the pressing plate 102 to extrude the fixture block 74 into the connecting groove 9, then the constructor can take down the top plate 2 and the first connecting plate 5 respectively, then the pull rod 103 in the hand is loosened, the second spring 101 which is always in a stretching state recovers deformation, and the pressing plate 102 and the pull rod 103 are pulled towards the inside of the connecting groove 9.
Through the cooperation between joint subassembly 7 and draw-in groove 8 and the spread groove 9, thereby make roof 2 and first connecting plate 5, first connecting plate 5 and second connecting plate 6 joint respectively together, time saving and labor saving, do not need constructor to carry out work such as formwork at the job site, the construction period of box culvert has been shortened greatly, simultaneously also can not influence concrete shaping quality such as box culvert roof 2 because of circumstances such as weather, and still can be with roof 2 through pulling subassembly 10, demolish first connecting plate 5 and second connecting plate 6 etc, when arbitrary person takes place to damage, alright in time change.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a trapezoidal box culvert of prefabricated assembled, includes bottom plate (1) and roof (2), its characterized in that: the left and right sides at bottom plate (1) top all is provided with circle roof beam (3), the equal fixed mounting in the left and right sides of roof (2) bottom has web (4), the bottom of web (4) with circle roof beam (3) fixed mounting.
2. The prefabricated assembled trapezoidal box culvert of claim 1, wherein: still include first connecting plate (5) and second connecting plate (6), the equal fixedly connected with joint subassembly (7) in the left and right sides of roof (2) and the relative one side of second connecting plate (6), draw-in groove (8) have all been seted up to the centre of first connecting plate (5) top and bottom, one side intercommunication of draw-in groove (8) internal surface has spread groove (9), the inside of spread groove (9) is provided with pulling subassembly (10).
3. The prefabricated assembled trapezoidal box culvert of claim 2, wherein: joint subassembly (7) include connecting rod (71), the one end of connecting rod (71) extends to the inside of draw-in groove (8), flexible groove (72) have been seted up to the inside of connecting rod (71) one end.
4. The prefabricated assembled trapezoidal box culvert of claim 3, wherein: the telescopic groove (72) is internally provided with a first spring (73), one end of the first spring (73) is fixedly connected with a clamping block (74), and one end of the clamping block (74) penetrates through the connecting rod (71) and extends to the inside of the connecting groove (9).
5. The prefabricated assembled trapezoidal box culvert of claim 2, wherein: the pulling assembly (10) comprises a second spring (101), one end of the second spring (101) is fixedly connected with one side of the inner surface of the connecting groove (9), and the other end of the second spring (101) is fixedly connected with a pressing plate (102).
6. The prefabricated assembled trapezoidal box culvert of claim 5, wherein: one side of the pressing plate (102) is fixedly connected with a pull rod (103), and one end of the pull rod (103) penetrates through the first connecting plate (5) and extends to the outside of the first connecting plate (5).
7. The prefabricated assembled trapezoidal box culvert of claim 2, wherein: both sides all are provided with sealing washer (11) about first connecting plate (5), first connecting hole (12) have all been seted up to one side at first connecting plate (5) and second connecting plate (6) top, one side at first connecting plate (5) and second connecting plate (6) top just is located second intercommunicating pore (13) have all been seted up to one side of first intercommunicating pore (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021059127.8U CN213061750U (en) | 2020-06-10 | 2020-06-10 | Prefabricated assembled trapezoidal box culvert |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021059127.8U CN213061750U (en) | 2020-06-10 | 2020-06-10 | Prefabricated assembled trapezoidal box culvert |
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| CN213061750U true CN213061750U (en) | 2021-04-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774823A (en) * | 2021-08-05 | 2021-12-10 | 山东高速工程建设集团有限公司 | Prefabricated box culvert of assembled |
| CN114541348A (en) * | 2022-03-01 | 2022-05-27 | 宁夏禹泽兴建设工程有限公司 | High-standard prefabricated member for irrigation canal |
-
2020
- 2020-06-10 CN CN202021059127.8U patent/CN213061750U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774823A (en) * | 2021-08-05 | 2021-12-10 | 山东高速工程建设集团有限公司 | Prefabricated box culvert of assembled |
| CN114541348A (en) * | 2022-03-01 | 2022-05-27 | 宁夏禹泽兴建设工程有限公司 | High-standard prefabricated member for irrigation canal |
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