CN207277173U - Abutment Back bankets embedded rigid porous disc - Google Patents
Abutment Back bankets embedded rigid porous disc Download PDFInfo
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- CN207277173U CN207277173U CN201720314857.XU CN201720314857U CN207277173U CN 207277173 U CN207277173 U CN 207277173U CN 201720314857 U CN201720314857 U CN 201720314857U CN 207277173 U CN207277173 U CN 207277173U
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- porous disc
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Abstract
Banket embedded rigid porous disc the utility model discloses a kind of Abutment Back, including：Rigid plate body；Multiple permeable holes are uniformly arranged on rigid plate body；What multiple floors were parallel to each other is arranged on the lower face of rigid plate body；Card slot is arranged on the first side Yan Chu of rigid plate body；And holding part is arranged on the second side Yan Chu of rigid plate body, and the holding part of a rigid plate body is removably inserted into the card slot of another rigid plate body adjacent thereto.The utility model can utilize the vertical bearing capacity of rigid porous disc, and the total settlement deformation at top of banketing, transition slab at bridge head bottom is successively decomposed and embeds rigid plate body bottom in each layer, to reduce the amount of coming to nothing at transition slab at bridge head bottom, prevents attachment strap to be broken；Also, by observing the setting in duct and injected hole, easy to shift to an earlier date periodic observation subgrade settlement situation and the convenient technical barrier for carrying out grouting and reinforcing, solving highway bridge changeover portion " bumping at bridge-head ".
Description
Technical field
Bridges in highway engineering technical field is the utility model is related to, more particularly to a kind of Abutment Back bankets embedded rigidity
Porous disc.
Background technology
During bridge Construction of Transition Section, the operation of large-scale compacting machinary is limited be subject to space and can not be to Abutment Back
Neighbouring fill subgrade carries out fully compacting and roadbed itself consolidation settlement, roadbed vertical deformation and all accumulates transition slab at bridge head bottom
Portion, makes easily to come to nothing below transition slab at bridge head, causes attachment strap to be broken.For high-fill roadbed, with traction engine
It is increasing, the phenomenon that being broken occurs in transition slab at bridge head happens occasionally.
Utility model content
One purpose of the utility model is to solve at least the above, and provides the advantages of at least will be described later.
The utility model also has a purpose to be to provide a kind of Abutment Back to banket embedded rigid porous disc, it being capable of profit
With the vertical bearing capacity of rigid porous disc body, the total settlement deformation of top of banketing, attachment strap bottom is successively decomposed in each layer
Embedded rigidity porous disc body bottom, to reduce the amount of coming to nothing at transition slab at bridge head bottom, prevents attachment strap to be broken；Also, the utility model is set
Observation duct and the injected hole of preventive maintenance have been put, has been added easy to advance observations to subgrade settlement situation and convenient progress slip casting
Gu solve the technical barrier of highway bridge changeover portion " bumping at bridge-head ".
The utility model also has a purpose to be to provide a kind of Abutment Back to banket the construction party of embedded rigid porous disc
Method, it can carry out the thickness and rigidity of rational selection fill stratum according to the technical indicator of the fill stratum of the changeover portion of construction section
The embedded setting number of plies of porous disc, theoretical foundation is provided to practice of construction.
In order to realize these purposes and further advantage according to the present utility model, there is provided a kind of Abutment Back bankets embedded
Formula rigidity porous disc, including：
Rigid porous disc body；
Multiple permeable holes, it is uniformly arranged on the rigid porous disc body；
Multiple floors, what it was parallel to each other is arranged on the lower face of the rigid porous disc body, and the multiple rib
The length direction of plate and the length direction of the rigid porous disc body are parallel to each other；
Card slot, it is arranged on the first side Yan Chu of the rigid porous disc body；And
Holding part, it is arranged on the second side Yan Chu of the rigid porous disc body, and a rigid porous disc sheet
The holding part of body is removably inserted into the card slot of another rigid porous disc body adjacent thereto.
Preferably, further include：
Duct is observed, it is arranged on the upper surface of the rigid porous disc body, and the observation duct is one end open
Hollow cylinder, and it is described observation duct be arranged in a mutually vertical manner with the multiple floor；
Injected hole, it is evenly distributed on the side wall in the observation duct.
Preferably, the thickness of the rigid porous disc body is 2-3cm, length 100-150cm.
Preferably, the material of the rigid porous disc body is PVC, PA66, UHMWPE or ABS resin.
Preferably, the diameter of any permeable hole is no more than 5cm.
Preferably, the distance of two neighboring floor is 25-37.5cm, and the height of floor is no more than 10cm.
Preferably, the cross section in the observation duct is rectangle, and the height in the cross section in the observation duct is 5-
8cm；A diameter of 5-7cm of the injected hole.
The utility model includes at least following beneficial effect：
During practice of construction, the laying area of needs is mutually linked between multiple rigidity porous disc bodies, and
According to construction needs, by it with one layer or several layers in the embedment soil layer that bankets, several layers of embedded rigid porous disc are by thicker soil
Layer is divided into relatively thin basic unit, and each layer of differential settlement amount is undertaken by the rigid porous disc on upper strata, avoids soil layer not
Uniform settlement amount is built up upwards, advantageously reduces the differential settlement amount for the top surface that bankets after platform.In banketing in the platform back of the body
Horizontal direction embedded rigid porous disc described in the utility model is added, the vertical rigidity of changeover portion is increased, is conducive to
Smoothly transit between abutment and road surface.
The further advantage, target and feature of the utility model embody part by following explanation, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is that Abutment Back described in the utility model bankets the overlooking the structure diagram of embedded rigid porous disc；
Fig. 2 be the utility model Fig. 1 in A positions cross-sectional view；
Fig. 3 be the utility model Fig. 1 in B positions cross-sectional view；
Fig. 4 be the utility model Fig. 2 in C positions enlarged structure schematic diagram；
Fig. 5 be the utility model Fig. 2 in D positions enlarged structure schematic diagram.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or its combination.
As shown in Figure 1, 2, the utility model provides a kind of Abutment Back and bankets embedded rigid porous disc, including：
Rigid porous disc body 10；Multiple permeable holes 101, it is uniformly arranged on the rigid porous disc body；It is multiple
Floor 102, what it was parallel to each other is arranged on the lower face of the rigid porous disc body, and the length side of the multiple floor
It is parallel to each other to the length direction with the rigid porous disc body；As shown in Fig. 2,5, card slot 103, it is arranged on the rigidity
The first side Yan Chu of porous disc body；As shown in Figure 2,4, and holding part 104, it is arranged on the rigid porous disc body
Second side Yan Chu, and the holding part of a rigid porous disc body be removably inserted into it is adjacent thereto it is another it is described just
In the card slot of property porous disc body.In the present solution, rigid porous disc body be a rigid horizontal plate body, uniformly divide on it
The multiple permeable holes of cloth, during practice of construction, are mutually linked into the laying area of needs between multiple rigidity porous disc bodies,
And according to construction needs, by it with one layer or several layers in the embedment soil layer that bankets, in this way, several layers of embedded rigid porous disc will
Thicker soil layer is divided into relatively thin basic unit, and each layer of differential settlement amount is undertaken by the rigid porous disc on upper strata, avoided
The differential settlement amount of soil layer is built up upwards, advantageously reduces the differential settlement amount for the top surface that bankets after platform.Due in platform
The back of the body adds horizontal direction embedded rigid porous disc described in the utility model in banketing, increase the vertical firm of changeover portion
Degree, is conducive to smoothly transit between abutment and road surface.Also, between adjacent multiple rigid porous disc bodies by holding part and
Card slot, which is mutually kowtowed, sets occlusion so that several rigidity porous discs can quickly be assemblied into an entirety, facilitate Large Rigid saturating
Water plate is disassembled and processed and transport.In addition, the bending stiffness for the rigid porous disc body of increase is also provided with multiple floors.
As shown in figure 3, in a preferred solution, further include：Duct 105 is observed, it is arranged on the rigid porous disc sheet
It is described to observe the hollow cylinder that duct is one end open, and the observation duct and the multiple floor phase on the upper surface of body
Mutually it is vertically arranged；And injected hole 106, it is evenly distributed on the side wall in the observation duct.In the present solution, rigidity is permeable
The observation duct of square hole, circle or subcircular has been reserved on plate body upper surface, to reserve peep hole, has been supported to be preventative
The reserved observation duct of shield, and be reserved grouting duct of coming to nothing.
As shown in Figure 2,3, in a preferred solution, the thickness of the rigidity porous disc body is 2-3cm, length 100-
150 cm.In the present solution, the size of rigid porous disc body is defined, with convenience in transport and construction.
In one preferred solution, the material of the rigidity porous disc body is PVC, PA66, UHMWPE or ABS resin.
In the present solution, the material of rigid porous disc body is PVC, the elasticity modulus such as PA66, UHMWPE or ABS resin is larger and with one
Fixed flexible plastics.
As shown in Figure 1, in a preferred solution, the diameter R of any permeable hole is no more than 5cm.Such as：R for 5cm, 4cm,
Even 3cm；If realize pervious function, also, not influence the requirement of the overall bending stiffness of rigid porous disc body,
A certain number of permeable holes are set, such as in a line permeable hole, the distance of two neighboring permeable hole for 20cm, 25cm or
30cm, and then the overall quantity of permeable hole can be adjusted.
As shown in Fig. 2, in a preferred solution, the distance of two neighboring floor is 25-37.5cm, and the height of floor does not surpass
Cross 10cm.In actual use, construct for convenience, the lower end of floor can process wedgewise.
As shown in figure 3, in a preferred solution, the cross section in the observation duct is rectangle, the horizontal stroke in the observation duct
The height of section is 5-8cm；A diameter of 5-7cm of the injected hole.To meet that observation device and grouting equipment stretch into wherein i.e.
Can.
The banket concrete construction method of embedded rigid porous disc of the Abutment Back is
Step 1: the laying combination Roadbed Soil process of the rigidity porous disc body, spreads since nethermost one layer
If several rigid porous disc bodies be spliced into rigidly permeable flaggy, transition by changeover portion fill stratum top surface area
Section fill stratum top surface width is identical with width of subgrade, and length is not less than 4 meters, and the permeable flaggy of the rigidity is positioned over roadbed afterwards
Fill stratum upper surface；
Step 2: rolled using light-duty road roller, it is ensured that the permeable flaggy of rigidity is combined closely with banketing, and selects edge
5~10 row's permeable holes of route direction are vertically implanted into reinforcing bar, reinforcing bar length 20 into the Roadbed Soil of the permeable flaggy of the rigidity
~25cm, the depth that the reinforcing bar is implanted into the Roadbed Soil of the permeable flaggy of rigidity are not less than 10cm, and saturating in the rigidity
The protruded length of water flaggy upper surface is not less than 10cm；
Step 3: being uniformly laid with fill stratum again on the permeable flaggy of the rigidity, process of deployment is from away from abutment end
Start, and be compacted, and the thickness of the fill stratum is 1~2 meter；
Step 4: repeat step one, to step 3, until the changeover portion for completing construction section bankets, middle needs are laid with described
The embedded setting number of plies of the permeable flaggy of rigidity.
Above-mentioned Abutment Back provided by the utility model bankets the construction method of embedded rigid porous disc can be according to applying
The thickness of the fill stratum of the changeover portion of workshop section carries out the embedded setting of the thickness and rigid porous disc of rational selection fill stratum
The number of plies, theoretical foundation is provided to practice of construction.Multiple rigid porous disc bodies are mutually spliced into the permeable flaggy of rigidity, and according to
Roadbed Soil process carries out the laying of the permeable flaggy of rigidity, is rolled using light-duty road roller, it is ensured that the permeable flaggy of rigidity with
Banket and combine closely, and be often laid with more reinforcing bars of implantation of one layer of rigid porous disc layer-selective, effectively avoid rigidity
Permeable flaggy sidesway, improves the permeable flaggy of rigidity and Roadbed Soil layer bonding tightness, and the multilayer through laying is rigidly permeable
Flaggy integrally improves Roadbed Soil layer vertical bearing capacity.
Although the embodiment of the utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to the field of various suitable the utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from specification and equivalency range, this practicality
It is new to be not limited to specific details and shown here as the legend with description.
Claims (7)
- The embedded rigid porous disc 1. a kind of Abutment Back bankets, it is characterised in that including：Rigid porous disc body；Multiple permeable holes, it is uniformly arranged on the rigid porous disc body；Multiple floors, what it was parallel to each other is arranged on the lower face of the rigid porous disc body, and the multiple floor The length direction of length direction and the rigid porous disc body is parallel to each other；Card slot, it is arranged on the first side Yan Chu of the rigid porous disc body；AndHolding part, it is arranged on the second side Yan Chu of the rigid porous disc body, and a rigid porous disc body Holding part is removably inserted into the card slot of another rigid porous disc body adjacent thereto.
- The embedded rigid porous disc 2. Abutment Back as claimed in claim 1 bankets, it is characterised in that further include：Duct is observed, it is arranged on the upper surface of the rigid porous disc body, and the observation duct is in one end open Empty cylinder, and the observation duct is arranged in a mutually vertical manner with the multiple floor；Injected hole, it is evenly distributed on the side wall in the observation duct.
- The embedded rigid porous disc 3. Abutment Back as claimed in claim 1 bankets, it is characterised in that the rigidity porous disc The thickness of body is 2-3cm, length 100-150cm.
- The embedded rigid porous disc 4. Abutment Back as claimed in claim 1 bankets, it is characterised in that the rigidity porous disc The material of body is PVC, PA66, UHMWPE or ABS resin.
- The embedded rigid porous disc 5. Abutment Back as claimed in claim 1 bankets, it is characterised in that any permeable hole it is straight Footpath is no more than 5cm.
- The embedded rigid porous disc 6. Abutment Back as claimed in claim 1 bankets, it is characterised in that two neighboring floor Distance is 25-37.5cm, and the height of floor is no more than 10cm.
- The embedded rigid porous disc 7. Abutment Back as claimed in claim 2 bankets, it is characterised in that the observation duct Cross section is rectangle, and the height in the cross section in the observation duct is 5-8cm；A diameter of 5-7cm of the injected hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720314857.XU CN207277173U (en) | 2017-03-28 | 2017-03-28 | Abutment Back bankets embedded rigid porous disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720314857.XU CN207277173U (en) | 2017-03-28 | 2017-03-28 | Abutment Back bankets embedded rigid porous disc |
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| Publication Number | Publication Date |
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| CN207277173U true CN207277173U (en) | 2018-04-27 |
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| CN201720314857.XU Active CN207277173U (en) | 2017-03-28 | 2017-03-28 | Abutment Back bankets embedded rigid porous disc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109142179A (en) * | 2018-04-30 | 2019-01-04 | 交通运输部公路科学研究所 | Standard analog device and its manufacturing method for simulated roadway infiltration |
-
2017
- 2017-03-28 CN CN201720314857.XU patent/CN207277173U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109142179A (en) * | 2018-04-30 | 2019-01-04 | 交通运输部公路科学研究所 | Standard analog device and its manufacturing method for simulated roadway infiltration |
| CN109142179B (en) * | 2018-04-30 | 2024-02-06 | 交通运输部公路科学研究所 | Standard simulation device for simulating pavement water seepage and manufacturing method thereof |
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