CN104099849B - A kind of pressure reductor of fast assembling disassembling structure - Google Patents
A kind of pressure reductor of fast assembling disassembling structure Download PDFInfo
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- CN104099849B CN104099849B CN201410351325.4A CN201410351325A CN104099849B CN 104099849 B CN104099849 B CN 104099849B CN 201410351325 A CN201410351325 A CN 201410351325A CN 104099849 B CN104099849 B CN 104099849B
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Abstract
A pressure reductor for fast assembling disassembling structure, belongs to job site and is laid on Tu Mianshang, the car component of paving the way allowing automobile pass through.The multistage bridge plate identical by structure forms, and this bridge plate structure is: panel and and the measure-alike base plate of panel length and width between be fixedly connected with a load-bearing skeleton made by i iron and steel plate; Leading portion bridge plate is also respectively arranged with the identical bindiny mechanism of structure with on two sides of back segment bridge plate adjoiner: the load-bearing skeleton of leading portion bridge plate is welded with a limit shaft, this limit shaft has the pin-and-hole for latch grafting, the load-bearing skeleton of back segment bridge plate is welded with another root limit shaft, this another root limit shaft has another pin-and-hole for another latch grafting, it has the spacing ring of cylindrical void be sleeved on the limit shaft of leading portion bridge plate and another limit shaft of back segment bridge plate.The present invention have remove quick and easy for installation, connect reliable feature, be specially adapted to across core wall construction road pavement.
Description
Technical field
The present invention relates to the pad road plate being layered on and road surface allows automobile pass through thereon, specifically for being laid on earth and rockfill dam hearting district across the car component of paving the way on core-wall road.
Background technology
Gravelly soil core wall rockfill dam has the significant advantages such as basic condition requirement is low, outsourcing material usage is little, gross investment is low as local material dam type, more and more extensively adopt in hydroelectric project, special in high-mountain gorge areas, local earth rock material enriches, build other dam types then to need to transport a large amount of materials such as reinforcing bar, cement, freight volume is large, and limits by orographic condition, meets the constructing road difficulty of movement requirement.
Core wall rockfill dam is in construction, the factor such as selection by orographic condition, building stones field restricts, ordinary circumstance is difficult to realize in the upstream and downstream symmetrical arrangement of dam, independently transport routes and stock ground, therefore in practice of construction, common situation is or the stockpile of upstream needs to be transported to downstream, or the stockpile in downstream needs to be transported to upstream.So can hardly be avoided across the operating mode of core-wall transport.But for high core wall dam, superelevation core wall dam, precordial distress must be ensured not by superpressure shear failure, otherwise the seepage-proof stable of core-wall is difficult to ensure, jeopardizes the safety of dam.Therefore the matter of utmost importance of core-wall transport crossed by loaded vehicle is prevent earth material to be destroyed.In work progress, clay core wall of earth dam district requires put down and to fill, and the road that core-wall crossed by loaded vehicle in addition can not be arranged in same position always, and prevent weak link through on facade, therefore the road of mistake core-wall will constantly be shifted one's position.Conventional long across core wall construction road pavement, installation and the time of dismounting, have a strong impact on construction rhythm.
Summary of the invention
The object of this invention is to provide the pressure reductor of a kind of dismounting, convenience quick for installation, the reliable a kind of fast assembling disassembling structure of the intersegmental connection of bridge plate.
The object of the present invention is achieved like this: a kind of pressure reductor of fast assembling disassembling structure, the multistage bridge plate identical by structure forms, this bridge plate structure is: be fixedly connected with the load-bearing skeleton that length and width size is identical with panel between panel and the base plate measure-alike with panel length and width: be welded as a rectangular frame by four i iron, be parallel to width in this rectangular frame and be equidistantly fixedly connected with multiple i iron crossbeam, and middle part is welded with a steel plate crossbeam between adjacent two i iron crossbeams, be parallel to length direction in this rectangular frame to be equidistantly welded with multiple steel plate and to indulge rib, leading portion bridge plate is also respectively arranged with the identical bindiny mechanism of structure with on two sides of back segment bridge plate adjoiner: leading portion bridge plate load-bearing skeleton is welded with a limit shaft, this limit shaft has the pin-and-hole for latch grafting, the load-bearing skeleton of back segment bridge plate is welded with another root limit shaft, this another root limit shaft has another pin-and-hole for another latch grafting, it has the spacing ring of cylindrical void be sleeved on the limit shaft of leading portion bridge plate and another limit shaft of back segment bridge plate.
Box draw-in groove is also provided with: shape is a Bent steel plate parts without the isosceles trapezoid on base between described leading portion bridge plate and back segment bridge plate; Two i iron that this box draw-in groove is connected to front and rear sections bridge plate the most adjoining are indulged between the waist of rib.
The panel length and width of described bridge plate are 348.8cm × 400cm, and described i iron indulges that the waist of rib and i iron crossbeam is high is 180mm; Spacing between a limit shaft of described leading portion bridge plate and another root limit shaft of back segment bridge plate is 300mm, and the diameter of above-mentioned two limit shafts is 40mm; The length of the cylindrical void of described spacing ring is 380mm, and width is 45mm.
The gap be connected between the latter two is 40mm to described leading portion bridge plate with back segment bridge plate.
The described center line being parallel to width by edge in the rectangular frame of four i iron welding is also welded with an i iron, a left side half frame that rectangular frame is divided into structure identical by this i iron and right half frame, in this left half frame, i iron crossbeam is 5, and steel plate crossbeam is 6, and rib indulged by steel plate is 30.
Described i iron cross rail top welds with panel, is connected bottom i iron crossbeam through snap bolt with base plate.
Described panel and base plate are respectively the steel plate of thick 10mm and thick 8mm; The thickness that rib indulged by described steel plate crossbeam and steel plate is 8mm; The thickness of described spacing ring is 30mm, and the thickness of described box draw-in groove is 20mm; Described pin-and-hole diameter is 16mm.
Two end faces of described box draw-in groove are all welded with closed steel plate.
On the panel of described every section of bridge plate, perpendicular to direction of traffic, also interval 30cm is uniform is welded with Φ 6.5 steel-bar.
The load-bearing skeleton of described every section of bridge plate panel is also welded with 4 suspension hooks being used as lifting.
The present invention adopts steel plate to weld the pressure reductor being processed into width 4m, single-unit length 3.488m with shaped steel, pressure reductor is directly layered on Tu Mianshang, loaded vehicle passes through from pressure reductor, by pressure reductor dispersion wheel load, point load is converted into evenly distributed load to soil body transmission, thus reaches the object that decompression does not destroy the soil body.Each two adjacent pressure reductor are by the syndeton of " box-shaped jump ring+spacing ring ".Box-shaped jump ring in syndeton, indeformable under meeting loaded vehicle load, and can effective Transfer of Shear, meet shear strength, thus realize some single-units being connected for overall object; Being shifted for preventing loaded vehicle running single-unit pressure reductor causes connecting key effectively can not transmit load, stopping means is established in pressure reductor both sides, reduce welded limiting axle on pressing plate two, utilize spacing ring to limit longitudinal direction (the referring to direction of traffic) displacement of pressure reductor, a ring lock that two limit shafts are limited is fixed.Multiple pressure reductor is connected to form a core-wall district shearing resistance that meets through core-wall district by above connected mode and destroys the pressure reductor road required.
The invention has the beneficial effects as follows: the pressure reductor structure of fast assembling disassembling structure is simple, remove and convenience quick for installation, efficiency of construction is high, constantly changes under can effectively preventing the shear failure of precordial distress also can be applicable to high strength rapid construction condition across the position of core-wall road.The pressure reductor of current this fast assembling disassembling structure has carried out productivity development test in power station, dam, long river gravelly soil core wall dam engineering, test all technical all produces a desired effect, the pressure reductor of this fast assembling disassembling structure can rapid-aligning, location, connection formed overall, handled easily.Estimate only to install and remove fast, improving efficiency of construction reduction mechanical loss one will be this engineering economy about 640,000 RMB.It is across core-wall road pavement, installation and dismantle optimal mode in earth and rockfill dam filling construction process.The pressure reductor of this fast assembling disassembling structure has practical and promotional value greatly in earth and rockfill dam is across core-wall road arrangement and installation type of attachment.
Accompanying drawing explanation
Fig. 1 is the front view of leading portion pressure reductor and back segment pressure reductor connection status.
Fig. 2 is I-I sectional drawing of Fig. 1.
Fig. 3 is the enlarged drawing of the bindiny mechanism between the pressure reductor of front and rear sections shown in Fig. 1.
Fig. 4 is the upward view of spacing ring shown in Fig. 3.
Fig. 5 is the top view of load-bearing skeleton in one section of bridge plate.
Fig. 6 is the 1-1 sectional drawing of Fig. 5.
Fig. 7 is the 2-2 sectional drawing of Fig. 5.
Fig. 8 is A portion enlarged drawing in Fig. 7.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 illustrates the pressure reductor of this fast assembling disassembling structure, the multistage bridge plate identical by structure forms, every bridge plate structure is: be fixedly connected with the load-bearing skeleton 3 that length and width size is identical with panel between panel 1 and the base plate 2 measure-alike with panel 1 length and width: be welded as a rectangular frame by four i iron, be parallel to width in this rectangular frame and be equidistantly fixedly connected with multiple i iron crossbeam 9, and middle part is welded with a steel plate crossbeam 10 between adjacent two i iron crossbeams, be parallel to length direction in this rectangular frame to be equidistantly welded with multiple steel plate and to indulge rib 12,
Leading portion bridge plate is also respectively arranged with the identical bindiny mechanism of structure with on two sides of back segment bridge plate adjoiner: leading portion bridge plate load-bearing skeleton is welded with a limit shaft 4, this limit shaft 4 has the pin-and-hole 5 for latch grafting, the load-bearing skeleton of back segment bridge plate is welded with another root limit shaft, this another root limit shaft has another pin-and-hole for another latch grafting, it has the spacing ring 7 of cylindrical void be sleeved on the limit shaft 4 of leading portion bridge plate and another limit shaft of back segment bridge plate.(front and rear sections bridge plate carrys out orientation from direction of traffic, lower same; In Fig. 1, left section of bridge plate is leading portion bridge plate, and right section of bridge plate is back segment bridge plate).In Fig. 3, backing plate 8 is welded on load-bearing skeleton, and limit shaft 4 is welded on backing plate 8, and like this, the spacing of two limit shafts between front and rear sections bridge plate can be determined arbitrarily, and is not limited between adjacent two i iron.In Fig. 5: the wide 4m(x direction of principal axis of load-bearing skeleton), long 3.488m(y direction of principal axis), i iron crossbeam 9 is parallel to width, and i iron is indulged rib 11 and is parallel to length direction.
Box draw-in groove 6 is also provided with: shape is a Bent steel plate parts without the isosceles trapezoid on base between leading portion bridge plate and back segment bridge plate; Two i iron that this box draw-in groove is connected to front and rear sections bridge plate the most adjoining are indulged between the waist of rib.
Embodiment:
Panel 1 length and width of bridge plate are 348.8cm × 400cm, and described i iron indulges that the waist of rib 11 and i iron crossbeam 9 is high is 180mm; Spacing between a limit shaft 4 of described leading portion bridge plate and another root limit shaft of back segment bridge plate is 300mm, and the diameter of above-mentioned two limit shafts is 40mm; The length of the cylindrical void of described spacing ring 7 is 380mm, and width is 45mm.The gap be connected between the latter two is 40mm to leading portion bridge plate with back segment bridge plate.Panel 1 and base plate 2 are respectively the steel plate of thick 10mm and thick 8mm; The thickness that rib indulged by described steel plate crossbeam 10 and steel plate is 8mm; The thickness of described spacing ring 7 is 30mm, and the thickness of described box draw-in groove 6 is 20mm; Described pin-and-hole 5 diameter is 16mm.Two end faces of box draw-in groove 6 are all welded with closed steel plate (increase mechanical strength).See Fig. 5-Fig. 8, an i iron is also welded with along on the center line being parallel to width in the rectangular frame welded by four i iron, rectangular frame divides for by an identical left side half frame of structure and right half frame by this i iron, in this left half frame, i iron crossbeam 9 is 5, steel plate crossbeam 10 is 6, and rib 12 indulged by steel plate is 30.I iron crossbeam 9 top is welded with panel 1, is connected (nut of snap bolt 13 requires to be welded on i iron) bottom i iron crossbeam through snap bolt 13 with base plate 2.On the panel 1 of every section of bridge plate, perpendicular to direction of traffic, also interval 30cm is uniform is welded with Φ 6.5 steel-bar (bridge floor is anti-skidding).The load-bearing skeleton of every section of bridge plate panel is also welded with 4 suspension hooks being used as lifting.
The pressure reductor of fast assembling disassembling structure makes, installs: adopt steel plate to weld the pressure reductor being processed into width 4m, single-unit length 3.488m with shaped steel, and pressure reductor direction end socket adopts the casing connecting key of shaped steel welding arranged type steel welding processing.Stopping means (spacing ring) is established again in pressure reductor both sides, welded limiting axle on pressing plate is reduced two, utilize spacing ring to limit the length travel of pressure reductor, the gap of spacing ring is less than the gap of casing connecting key and keyway, thus ensures that connecting key is positioned at keyway all the time.For preventing spacing ring from coming off, limit shaft establishes latch locking.
The pressure reductor of fast assembling disassembling structure is across the laying of core-wall road and Demolition Construction operation: the pressure reductor of machine-shaping adopts hydraulic hoe to complete lifting section by section, be lifted on the precordial distress face of specifying, and adopt back-hoe bucket to carry on the back pressure reductor horizontal cross or vertically move on earth material face, ensure that often the horizontal keyway of adjacent two pressure reductor of adjacent two pressure reductor is aimed at, and completes contraposition and the location of adjacent pressure reductor.Spacing ring is manually mounted to the limit shaft at two ends and uses latch locking after completing contraposition and location by adjacent two pressure reductor.Complete layout and the connection of the some pressure reductor meeting core-wall upstream and downstream width according to such as the method, thus some single-units are connected for overall formation one with pressure reductor connect across core-wall linking-up road.When construction needs, when needing to convert the position across core-wall road, first manually take off the latch on limit shaft, and pull down the spacing ring of pressure reductor both sides, hydraulic hoe completes pressure reductor horizontal cross or vertically move on earth material face, completes the separation of adjacent two pressure reductor.After pressure reductor is separated, single-unit pressure reductor continues to adopt hydraulic hoe to complete lifting, pressure reductor is turned section by section the installation site winching to next core-wall road and reinstalls.
Claims (10)
1. the pressure reductor of a fast assembling disassembling structure, it is characterized in that, the multistage bridge plate identical by structure forms, this bridge plate structure is: be fixedly connected with the load-bearing skeleton (3) that length and width size is identical with panel between panel (1) and the base plate (2) measure-alike with panel (1) length and width: be welded as a rectangular frame by four i iron, be parallel to width in this rectangular frame and be equidistantly fixedly connected with multiple i iron crossbeam (9), and middle part is welded with a steel plate crossbeam (10) between adjacent two i iron crossbeams, be parallel to length direction in this rectangular frame to be equidistantly welded with multiple steel plate and to indulge rib (12), leading portion bridge plate is also respectively arranged with the identical bindiny mechanism of structure with on two sides of back segment bridge plate adjoiner: leading portion bridge plate load-bearing skeleton is welded with a limit shaft (4), this limit shaft (4) has the pin-and-hole (5) for latch grafting, the load-bearing skeleton of back segment bridge plate is welded with another root limit shaft, this another root limit shaft has another pin-and-hole for another latch grafting, it has the spacing ring of cylindrical void (7) be sleeved on the limit shaft (4) of leading portion bridge plate and another limit shaft of back segment bridge plate.
2. the pressure reductor of a kind of fast assembling disassembling structure according to claim 1, is characterized in that, is also provided with box draw-in groove (6) between described leading portion bridge plate and back segment bridge plate: shape is a Bent steel plate parts without the isosceles trapezoid on base; Two i iron that this box draw-in groove is connected to front and rear sections bridge plate the most adjoining are indulged between the waist of rib.
3. the pressure reductor of a kind of fast assembling disassembling structure according to claim 2, is characterized in that, panel (1) length and width of described bridge plate are 348.8cm × 400cm, and described i iron indulges that the waist of rib (11) and i iron crossbeam (9) is high is 180mm; Spacing between a limit shaft (4) of described leading portion bridge plate and another root limit shaft of back segment bridge plate is 300mm, and the diameter of above-mentioned two limit shafts is 40mm; The length of the cylindrical void of described spacing ring (7) is 380mm, and width is 45mm.
4. the pressure reductor of a kind of fast assembling disassembling structure according to claim 3, is characterized in that, the gap be connected between the latter two is 40mm to described leading portion bridge plate with back segment bridge plate.
5. the pressure reductor of a kind of fast assembling disassembling structure according to claim 4, it is characterized in that, the described center line being parallel to width by edge in the rectangular frame of four i iron welding is also welded with an i iron, a left side half frame that rectangular frame is divided into structure identical by this i iron and right half frame, in this left half frame, i iron crossbeam (9) is 5, steel plate crossbeam (10) is 6, and rib (12) indulged by steel plate is 30.
6. the pressure reductor of a kind of fast assembling disassembling structure according to claim 5, is characterized in that, described i iron crossbeam (9) top is welded with panel (1), is connected bottom i iron crossbeam through snap bolt (13) with base plate (2).
7. the pressure reductor of a kind of fast assembling disassembling structure according to claim 6, is characterized in that, described panel (1) and base plate (2) are respectively the steel plate of thick 10mm and thick 8mm; The thickness that rib indulged by described steel plate crossbeam (10) and steel plate is 8mm; The thickness of described spacing ring (7) is 30mm, and the thickness of described box draw-in groove (6) is 20mm; Described pin-and-hole (5) diameter is 16mm.
8. the pressure reductor of a kind of fast assembling disassembling structure according to claim 7, is characterized in that, two end faces of described box draw-in groove (6) are all welded with closed steel plate.
9. the pressure reductor of a kind of fast assembling disassembling structure according to claim 8, is characterized in that, on the panel (1) of described every section of bridge plate, perpendicular to direction of traffic, also interval 30cm is uniform is welded with Φ 6.5 steel-bar.
10. the pressure reductor of a kind of fast assembling disassembling structure according to claim 9, is characterized in that, the load-bearing skeleton of described every section of bridge plate panel is also welded with 4 suspension hooks being used as lifting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351325.4A CN104099849B (en) | 2014-07-23 | 2014-07-23 | A kind of pressure reductor of fast assembling disassembling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410351325.4A CN104099849B (en) | 2014-07-23 | 2014-07-23 | A kind of pressure reductor of fast assembling disassembling structure |
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| Publication Number | Publication Date |
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| CN104099849A CN104099849A (en) | 2014-10-15 |
| CN104099849B true CN104099849B (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410351325.4A Active CN104099849B (en) | 2014-07-23 | 2014-07-23 | A kind of pressure reductor of fast assembling disassembling structure |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108316087B (en) * | 2018-03-04 | 2020-09-11 | 张光裕 | Movable road of wading |
| CN112575642A (en) * | 2019-09-27 | 2021-03-30 | 南京毛勒工程材料有限公司 | Modular bridging system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6588160B1 (en) * | 1999-08-20 | 2003-07-08 | Stanley J. Grossman | Composite structural member with pre-compression assembly |
| CN201003135Y (en) * | 2007-01-30 | 2008-01-09 | 戴壬得 | Improved structure of working board |
| CN201158792Y (en) * | 2007-12-21 | 2008-12-03 | 北京首钢机电有限公司 | Covering plate |
| KR100976847B1 (en) * | 2008-02-18 | 2010-08-20 | (주)써포텍 | Precast concrete deck structure |
| CN203947382U (en) * | 2014-07-23 | 2014-11-19 | 中国水利水电第五工程局有限公司 | A kind of decompression plate of fast assembling disassembling structure |
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