CN108801666A - A kind of device and its implementation of enhancing abutment-soil body interaction - Google Patents
A kind of device and its implementation of enhancing abutment-soil body interaction Download PDFInfo
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- CN108801666A CN108801666A CN201810727233.XA CN201810727233A CN108801666A CN 108801666 A CN108801666 A CN 108801666A CN 201810727233 A CN201810727233 A CN 201810727233A CN 108801666 A CN108801666 A CN 108801666A
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- steel
- steel plate
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- soil body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
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- General Physics & Mathematics (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The present invention relates to geotechnical engineerings, the fields such as science of bridge building, more particularly, to the device and its implementation of a kind of enhancing abutment-soil body interaction, it include the steel case for filling sand, two side in the steel case is vertically provided with lateral steel plate respectively, vertical card slot is formed between two lateral steel plates, the channel steel being connected respectively with corresponding lateral steel plate in two side ends is respectively arranged with positioned at the front and back side of vertical card slot lower end, longitudinally disposed horizontal steel plate is fixed on the upside of two channel steels, put the polyfluortetraethylene plate for being useful for displacement structure object in the upside of the horizontal steel plate.The device of the enhancing abutment-soil body interaction is not only simple in structure, and is conducive to really reflect works and response of the soil body under external effect, improves the precision of experiment, while embodiment is easy.
Description
Technical field
The present invention relates to the fields such as geotechnical engineering, science of bridge building, interact more particularly, to a kind of enhancing abutment-soil body
Device and its implementation.
Background technology
With the continuous propulsion of China's modernization construction, civil engineering cause is also flourished, and many engineerings are built
If needing sufficient scientific research theoretical foundation as supporting, especially in foundation engineering, the fields such as inshore engineering with design.China
Height correction constantly plays the advantage of itself talent and technology, constantly does one's bit for China's infrastructure cause.And in civil engineering phase
Pass field, due to the complexity of the soil body itself, the response studied between component and the soil body is particularly important.
Currently, for the interaction between the soil body and works, mainly there are interaction, pile foundation and the soil of abutment and soil
Interaction and retaining wall and corresponding supporting construction etc. and soil interaction.In Practical Project, many works are
Directly contact with each other with soil, however in correlation test, due to the problems such as considering experiment safety and complicated practical operation.It can not
Interaction between real simulation works and soil.Such as we tradition consider abutment by the response under temperature effect, be by
Model abutment, which is directly placed at sand or is placed on one piece of larger smooth bed course, carries out correlation test, when works is direct
It is placed on when being tested on sand, being easy to cause works may slide since its own gravity is larger, on the other hand also deposit
In some potential safety problems.And when abutment is directly placed at progress related experiment on one piece of larger smooth bed course, due to structure
Object bottom is substantially slided on bed course, and one side mat surface may cause sliding difficult since friction coefficient is excessive, another
Aspect due in Practical Project works be often in direct contact with sand etc., and propped up according to larger area bed course in testing
Support structure object carries out sliding test, tends not to really reflect actual conditions, excessive so as to cause test error.
Invention content
The purpose of the present invention is to provide the devices and its implementation of a kind of enhancing abutment-soil body interaction, not only
It is simple in structure, and be conducive to really reflect works and response of the soil body under external effect, the precision of experiment is improved, simultaneously
Embodiment is easy.
Technical program of the present invention lies in：A kind of device of enhancing abutment-soil body interaction, including be used to fill sand
Steel case, the two side in the steel case is vertically provided with lateral steel plate respectively, is located between two lateral steel plates and forms vertical card
Slot is respectively arranged with the slot being connected respectively with corresponding lateral steel plate in two side ends positioned at the front and back side of vertical card slot lower end
Steel is fixed with longitudinally disposed horizontal steel plate on the upside of two channel steels, and the upside of the horizontal steel plate, which is put, to be useful for placing
The polyfluortetraethylene plate of works.
Further, the front and back side of the lateral steel plate is respectively arranged with the angle steel mutually welded with steel case side wall, the angle
Steel forms angle with horizontal plane.
Further, the lateral steel plate is rectangular steel plates and is mutually welded with steel case, the channel steel and two side ends respectively with
Corresponding transverse direction steel plate mutually welds, and the horizontal steel plate is rectangular steel plates and is welded on the upside of channel steel.
Further, the front and rear part of the horizontal steel plate is symmetrical about lateral steel plate and the symmetry axis of symmetry axis and two channel steels
It coincides.
Further, the length and width of the lateral steel plate are 1000mm × 670mmm, and thickness is 10mm~20mm, lateral steel plate
Upper end it is concordant with the upper surface of steel case；The length of the channel steel is 700m~1000mm, and width is 100mm~150mm；It is described
The thickness of horizontal steel plate is 20mm~30mm；The thickness of the polyfluortetraethylene plate is 1mm.
A kind of implementation of enhancing abutment-soil body interaction, includes the following steps：
1）Pre-manufactured steel case, the two side in steel case vertically weld lateral steel plate, make the side vertical edge and steel of lateral steel plate respectively
The side wall of case forms vertical card slot between fitting and other side vertical edge completely；
2）The channel steel that both ends are mutually welded with the lower end of corresponding lateral steel plate is respectively set in side before and after vertical card slot lower end；
3）Longitudinally disposed horizontal steel plate is welded in the upside of two channel steels；
4）Polyfluortetraethylene plate is placed in the upside of horizontal steel plate, and is placed on polyfluortetraethylene plate in works；
5）Sand is filled in steel case, makes the neat high and position in downside for the sand upper surface and works being located on front side of lateral steel plate
The upper surface flush of sand upper surface and works on rear side of lateral steel plate.
Further, the step 2）In, side is respectively welded the other end and is connected with steel case side wall before and after lateral steel plate
Connect and formed with horizontal plane the angle steel of angle.
Compared with prior art, the present invention has the following advantages：Structure design is simple, easy for installation, repeatable to be utilized
Rate height, economical rationality can more actually reflect that works exists with the soil body using the method for addition polymerization tetrafluoroethene on small area steel plate
Response under external effect can ensure that works can effectively slide in test, improve the precision of experiment to greatest extent.
Description of the drawings
Fig. 1 is the front view of the present invention；
Fig. 2 is the vertical view of the present invention；
Fig. 3 is the A-A sectional views of Fig. 1 of the present invention；
In figure：1- transverse direction steel plates, 2- polyfluortetraethylene plates, the horizontal steel plates of 3-, 4- channel steels, 5- works, 6- angle steel, 7- steel casees,
8- sands, the vertical card slots of 9-.
Specific implementation mode
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and coordinate attached drawing, make detailed
It is carefully described as follows, but the present invention is not limited thereto.
Referring to figs. 1 to Fig. 3
A kind of device of enhancing abutment-soil body interaction, includes the steel case 7 for filling sand 8, the both sides in the steel case
Wall is vertically provided with lateral steel plate 1 respectively, forms vertical card slot 9 between two lateral steel plates, is located at vertical card slot lower end
Front and back side is respectively arranged with the channel steel 4 being connected respectively with corresponding lateral steel plate in two side ends, and the upside for being located at two channel steels is solid
There are longitudinally disposed horizontal steel plate 3, the upside of the horizontal steel plate to put the polyfluortetraethylene plate for being useful for displacement structure object 5 surely
2, the works is concrete abutment.
In the present embodiment, the front and back side of the transverse direction steel plate is respectively arranged with the angle steel 6 mutually welded with steel case side wall, described
Angle steel forms angle with horizontal plane.Equilateral or unequal angle can be selected in the angle steel, mainly can be lateral steel plate
Enough support forces are provided.
In the present embodiment, the transverse direction steel plate is rectangular steel plates and is mutually welded with steel case that lateral steel plate uses rectangular steel plates
It can ensure and steel case seamless welding.It is 1m that lateral steel plate, which is inserted into steel case internal depth, and specific depth also can be according to test structure
The size of object determines.The upper end of the transverse direction steel plate is higher by works 20cm, to prevent the sand running-down on rear side of lateral steel plate.
In the present embodiment, the channel steel and two side ends are mutually welded with corresponding lateral steel plate respectively, the main function of channel steel
Be place upper support structure object, may it is excessive due to its own gravity and cause channel steel occur strength failure, ensure weld strength
The works on support top enough.The horizontal steel plate is rectangular steel plates and is welded on the upside of channel steel.
In the present embodiment, the front and rear part of the horizontal steel plate is symmetrical about lateral steel plate and symmetry axis and two channel steels it is symmetrical
Axis coincides, and mainly ensures that the two stress is simple.
In the present embodiment, the length and width of the transverse direction steel plate are 1000mm × 670mmm, and thickness is 10mm~20mm, lateral steel
The upper end of plate is concordant with the upper surface of steel case；The length of the channel steel is 700m~1000mm, and width is 100mm~150mm；Institute
The length and width for stating horizontal steel plate are 600mm × 350mm, and thickness is 20mm~30mm, mainly prevents steel plate from occurring due to excessively thin
Strength failure；The polyfluortetraethylene plate length and width are less than the panel of horizontal steel plate, and thickness is 1mm, the polytetrafluoroethylene (PTFE)
Plate need to meet the small requirement of friction coefficient, ensure that works can occur effectively to slide.
In use, sand is filled in the case of falling steel, make the upper surface for being located at the sand on front side of lateral steel plate and structure and knot
The downside of structure object is high together, and the upper surface flush of the sand upper surface and works on rear side of lateral steel plate.
Cardinal principle is that the horizontal steel plate that a root tuber is formulated according to works size is welded on two blocks of channel steels, can be risen with this
To the effect of guarantee support construction object, and works can be made to be in direct contact with sand to greatest extent.Then on horizontal steel plate
Pad puts one piece of polyfluortetraethylene plate identical or smaller with plate size, to ensure that works can occur under outer load effect
Effectively sliding.
A kind of implementation of enhancing abutment-soil body interaction, includes the following steps：
1）Pre-manufactured steel case, the two side in steel case vertically weld lateral steel plate, make the side vertical edge and steel of lateral steel plate respectively
The side wall of case forms vertical card slot between fitting and other side vertical edge completely；
2）The channel steel that both ends are mutually welded with the lower end of corresponding lateral steel plate is respectively set in side before and after vertical card slot lower end；
3）Longitudinally disposed horizontal steel plate is welded in the upside of two channel steels；
4）Polyfluortetraethylene plate is placed in the upside of horizontal steel plate, and is placed on polyfluortetraethylene plate in works；
5）Sand is filled in steel case, makes the neat high and position in downside for the sand upper surface and works being located on front side of lateral steel plate
The upper surface flush of sand upper surface and works on rear side of lateral steel plate.
In the present embodiment, the step 2）In, the other end and steel case side wall phase is respectively welded in side before and after lateral steel plate
The angle steel for connecting and being formed with horizontal plane angle, to ensure the bonding strength of lateral steel plate and steel case side wall.
The foregoing is merely presently preferred embodiments of the present invention, for the ordinary skill in the art, according to this hair
Bright introduction, the device and its implementation for designing a kind of various forms of enhancing abutment-soil body interactions do not need to
Performing creative labour, without departing from the principles and spirit of the present invention it is all done according to scope of the present invention patent it is equal
Equal change, modification, replacement and modification, should all belong to the covering scope of the present invention.
Claims (7)
1. a kind of device of enhancing abutment-soil body interaction, includes the steel case for filling sand, which is characterized in that described
Two side in steel case is vertically provided with lateral steel plate respectively, forms vertical card slot between two lateral steel plates, is located at vertical
The front and back side of card slot lower end is respectively arranged with the channel steel being connected respectively with corresponding lateral steel plate in two side ends, is located at two channel steels
Upside be fixed with longitudinally disposed horizontal steel plate, the polytetrafluoro for being useful for displacement structure object is put in the upside of the horizontal steel plate
Vinyl plate.
2. a kind of device of enhancing abutment-soil body interaction according to claim 1, which is characterized in that the transverse direction
The front and back side of steel plate is respectively arranged with the angle steel mutually welded with steel case side wall, and the angle steel forms angle with horizontal plane.
3. a kind of device of enhancing abutment-soil body interaction according to claim 1 or 2, which is characterized in that the cross
It is rectangular steel plates to steel plate and is mutually welded with steel case, the channel steel and two side ends is mutually welded with corresponding lateral steel plate respectively, institute
Horizontal steel plate is stated to be rectangular steel plates and be welded on the upside of channel steel.
4. a kind of device of enhancing abutment-soil body interaction according to claim 1, which is characterized in that described horizontal
The front and rear part of steel plate is symmetrical about lateral steel plate and the symmetry axis of symmetry axis and two channel steels coincides.
5. a kind of device of enhancing abutment-soil body interaction according to claim 1, which is characterized in that the transverse direction
The length and width of steel plate are 1000mm × 670mmm, and thickness is 10mm~20mm, and the upper end of lateral steel plate is concordant with the upper surface of steel case；
The length of the channel steel is 700m~1000mm, and width is 100mm~150mm；The thickness of the horizontal steel plate be 20mm~
30mm；The thickness of the polyfluortetraethylene plate is 1mm.
6. a kind of implementation of enhancing abutment-soil body interaction, which is characterized in that include the following steps：
1）Pre-manufactured steel case, the two side in steel case vertically weld lateral steel plate, make the side vertical edge and steel of lateral steel plate respectively
The side wall of case forms vertical card slot between fitting and other side vertical edge completely；
2）The channel steel that both ends are mutually welded with the lower end of corresponding lateral steel plate is respectively set in side before and after vertical card slot lower end；
3）Longitudinally disposed horizontal steel plate is welded in the upside of two channel steels；
4）Polyfluortetraethylene plate is placed in the upside of horizontal steel plate, and is placed on polyfluortetraethylene plate in works；
5）Sand is filled in steel case, makes the neat high and position in downside for the sand upper surface and works being located on front side of lateral steel plate
The upper surface flush of sand upper surface and works on rear side of lateral steel plate.
7. a kind of implementation of enhancing abutment-soil body interaction according to claim 6, which is characterized in that described
Step 2）In, side is respectively welded the other end and is connected with steel case side wall and forms angle with horizontal plane before and after lateral steel plate
Angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810727233.XA CN108801666B (en) | 2018-07-05 | 2018-07-05 | A kind of device and its implementation method of enhancing abutment-soil body interaction |
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| CN201810727233.XA CN108801666B (en) | 2018-07-05 | 2018-07-05 | A kind of device and its implementation method of enhancing abutment-soil body interaction |
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| CN108801666A true CN108801666A (en) | 2018-11-13 |
| CN108801666B CN108801666B (en) | 2019-11-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443933A (en) * | 2019-01-10 | 2019-03-08 | 福州大学 | A kind of experimental rig and its working method of fixed abutment displacement and reduction friction |
| CN109457741A (en) * | 2018-12-17 | 2019-03-12 | 福州大学 | A kind of device and its implementation method preventing abutment displacement and sand leakage |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457741A (en) * | 2018-12-17 | 2019-03-12 | 福州大学 | A kind of device and its implementation method preventing abutment displacement and sand leakage |
| CN109443933A (en) * | 2019-01-10 | 2019-03-08 | 福州大学 | A kind of experimental rig and its working method of fixed abutment displacement and reduction friction |
| CN109443933B (en) * | 2019-01-10 | 2024-02-20 | 福州大学 | Test device for fixing abutment deflection and friction reduction and working method thereof |
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| Publication number | Publication date |
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| CN108801666B (en) | 2019-11-12 |
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