CN107642035A - A kind of bearing embedded board for large-tonnage support grouting - Google Patents
A kind of bearing embedded board for large-tonnage support grouting Download PDFInfo
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- CN107642035A CN107642035A CN201711044242.0A CN201711044242A CN107642035A CN 107642035 A CN107642035 A CN 107642035A CN 201711044242 A CN201711044242 A CN 201711044242A CN 107642035 A CN107642035 A CN 107642035A
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- bearing
- grouting
- tonnage
- embedded board
- hole
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Abstract
The present invention provides a kind of bearing embedded board for large-tonnage support grouting, including：The pre-buried bottom plate of bearing and grouting baffle plate；Wherein, the upper surface of the pre-buried bottom plate of the bearing is provided with ventilating groove anyhow staggeredly, and the position of center line of the ventilating groove is provided with ventilative through hole；Multiple grouting baffle plates are separately fixed at the surrounding of the upper surface of the pre-buried bottom plate of the bearing；Wherein, the grouting baffle plate uses L-type steel.Provided by the present invention for the bearing embedded board of large-tonnage support grouting, improve the efficiency for excluding bubble, there is bubble, sinking, pitted skin, corner slump and spillage ratio in the mortar bed surface that large-tonnage bearing can maximumlly be reduced, grouting leakiness problem among the mortar bed for large-tonnage bearing occur is reduced or avoided, mortar bed compactness is improved to prevent large-tonnage bearing damage, while improves mortar bed presentation quality.
Description
Technical field
The present invention relates to bridge construction Construction Technology field, is used for large-tonnage bearing more particularly, to one kind and fills
The bearing embedded board of slurry.
Background technology
With the development of bridge technology, increasing bridge uses large-tonnage bearing.Statistics finds part large-tonnage branch
There are problems after seat grouting, such as bubble, sinking, pitted skin, corner slump and spillage etc. occurs in bearing mortar bed surface
The increase of quality problems ratio, wherein the main reason for causing bearing mortar bed presentation quality difference is bubble, its proportion is most
Greatly, add up to account for outward appearance overall defect quantitative proportion as 50%.The quality problems ratio increases such as mortar bed grouting leakiness, make big ton
The pest and disease risk ratio of position bearing greatly improves, and reduces the security and feature of large-tonnage bearing.
Bearing embedded board apparent size for large-tonnage support grouting is big, can not fast and effectively exclude during support grouting
Bubble so that the mortar bed compactness between large-tonnage bearing and bearing pad stone, while mortar can not be ensured after support grouting
Bed course presentation quality can not also ensure to meet design requirement.This also causes the construction cost of whole large-tonnage support system to carry significantly
Height, reduce economic results in society.
The content of the invention
In order to overcome the above-mentioned problems in the prior art at least in part, the present invention provides one kind and is used for large-tonnage branch
The bearing embedded board of seat grouting.
The present invention provides a kind of bearing embedded board for large-tonnage support grouting, including：The pre-buried bottom plate of bearing and grouting
Baffle plate；Wherein, the upper surface of the pre-buried bottom plate of the bearing is provided with ventilating groove anyhow staggeredly, the center line position of the ventilating groove
Install and be equipped with ventilative through hole；Multiple grouting baffle plates are separately fixed at the surrounding of the upper surface of the pre-buried bottom plate of the bearing；Its
In, the grouting baffle plate uses L-type steel.
Wherein, the surrounding of the upper surface of the pre-buried bottom plate of the bearing is provided with tapped blind hole；The horizontal part of the L-type steel is set
It is equipped with through hole；The through hole and tapped blind hole are passed sequentially through using bolt, to connect the pre-buried bottom plate of the bearing and the L-type steel
Horizontal part.
Wherein, the dimensional parameters of the L-type steel are specially：The length of the L-type steel is 45mm~55mm, the L-type steel
Height be 45mm~55mm, the width of the L-type steel is 3mm~7mm.
Wherein, the ventilating groove is arc groove, and the width of the arc groove is 45mm~55mm, the maximum of the arc groove
Depth is 8mm~12mm, and the radius of the arc groove is 34mm~38mm.
Wherein, the distance between each horizontal or each described ventilative through hole vertically is 190mm~210mm.
Wherein, a diameter of 28mm~32mm of the ventilative through hole.
Wherein, the depth of the tapped blind hole is 10mm~14mm；A diameter of 6mm~10mm of the tapped blind hole；Institute
The distance for stating the center line of tapped blind hole and the edge of the upper surface of the pre-buried bottom plate of the bearing is 23mm~27mm.
Wherein, a diameter of 8mm~12mm of the through hole.
To sum up, a kind of bearing embedded board for large-tonnage support grouting provided by the invention, the pre-buried bottom plate of bearing it is upper
Surface is provided with ventilating groove anyhow staggeredly, and the position of center line of ventilating groove is provided with ventilative through hole, multiple grouting baffle plate difference
The surrounding of the upper surface of the pre-buried bottom plate of bearing is fixed on, grouting baffle plate uses L-type steel.Provided by the present invention for large-tonnage bearing
The bearing embedded board of grouting, the efficiency for excluding bubble is improved, can maximumlly reduce the mortar bed table of large-tonnage bearing
There is bubble, sinking, pitted skin, corner slump and spillage ratio in face, is reduced or avoided in the mortar bed for large-tonnage bearing occur
Between be in the milk leakiness problem, improve mortar bed compactness to prevent large-tonnage bearing damage, while improve outside mortar bed
Appearance quality.
Brief description of the drawings
Fig. 1 is the pre- buried end of bearing in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
The top view of plate；
Fig. 2 is the pre- buried end of bearing in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
The plan view of plate；
Fig. 3 is for ventilating groove in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention and thoroughly
The structural representation of vent hole position；
Fig. 4 is tapped blind hole cloth in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
The structural representation of seated position；
Fig. 5 is the baffle plate cloth that is in the milk in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
Put the top view on the pre-buried bottom plate of bearing；
Fig. 6 is the baffle plate cloth that is in the milk in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
Put the plan view on the pre-buried bottom plate of bearing；
Fig. 7 is the baffle plate cloth that is in the milk in a kind of bearing embedded board for large-tonnage support grouting according to the embodiment of the present invention
Put the structural representation on the pre-buried bottom plate of bearing.
Reference：
The pre-buried bottom plate of 1- bearings；2- ventilating grooves；3- ventilative through holes；4- tapped blind holes；5- grouting baffle plates；6- bolts.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, to the embodiment of the present invention
In technical scheme be explicitly described, it is clear that described embodiment is part of the embodiment of the present invention, rather than all
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of protection of the invention.
A kind of bearing embedded board for large-tonnage support grouting, as shown in Figures 1 to 7, including：The pre-buried bottom plate 1 of bearing
With grouting baffle plate 5；Wherein,
The upper surface of the pre-buried bottom plate 1 of bearing is provided with ventilating groove 2 anyhow staggeredly, the center line of the ventilating groove 2
Position is provided with ventilative through hole 3；
Multiple grouting baffle plates 5 are separately fixed at the surrounding of the upper surface of the pre-buried bottom plate 1 of the bearing；Wherein,
The grouting baffle plate 5 uses L-type steel.
Wherein, the upper surface of the pre-buried bottom plate 1 of bearing is provided with ventilating groove 2 anyhow staggeredly, and the position of ventilating groove 2 should be avoided
Anchorage bolt hole on the pre-buried bottom plate 1 of bearing, and reserved safe distance.
Specifically, the horizontal part of multiple L-type steels is separately fixed at the surrounding of the upper surface of the pre-buried bottom plate 1 of bearing, L-type steel
Vertical component effect and the pre-buried bottom plate 1 of bearing form the grouting space of large-tonnage support grouting；The pre-buried bottom plate 1 of bearing is bolted on
Support on pinner；Ventilating groove 2 anyhow staggeredly is provided with the pre-buried bottom plate 1 of bearing, the position of center line of ventilating groove 2 is provided with
Vent hole 3.
Present embodiments provide a kind of bearing embedded board for large-tonnage support grouting, the upper surface of the pre-buried bottom plate of bearing
Ventilating groove anyhow staggeredly is provided with, the position of center line of ventilating groove is provided with ventilative through hole, and multiple grouting baffle plates are fixed respectively
Surrounding in the upper surface of the pre-buried bottom plate of bearing, grouting baffle plate 5 use L-type steel.What the present embodiment provided is used for large-tonnage bearing
The bearing embedded board of grouting, the efficiency for excluding bubble is improved, can maximumlly reduce the mortar bed table of large-tonnage bearing
There is bubble, sinking, pitted skin, corner slump and spillage ratio in face, is reduced or avoided in the mortar bed for large-tonnage bearing occur
Between be in the milk leakiness problem, improve mortar bed compactness to prevent large-tonnage bearing damage, while improve outside mortar bed
Appearance quality.
Further, on the basis of above-described embodiment, the surrounding of the upper surface of the pre-buried bottom plate 1 of bearing is provided with spiral shell
Line blind hole 4；
The horizontal part of the L-type steel is provided with through hole；
The through hole and tapped blind hole 4 are passed sequentially through using bolt, to connect the pre-buried bottom plate 1 of the bearing and the L-type
The horizontal part of steel.
Preferably, bolt selection hexagon-headed bolt in the present embodiment, the nominal diameter of hexagon-headed bolt is 8mm, long
Spend for 16mm.
Specifically, passed sequentially through using hexagon-headed bolt on the through hole and the pre-buried bottom plate 1 of bearing on the horizontal part of L-type steel
Tapped blind hole 4, with the pre-buried bottom plate 1 of connects bearing and the horizontal part of L-type steel.
A kind of bearing embedded board for large-tonnage support grouting is present embodiments provided, L-type is passed sequentially through using bolt
The tapped blind hole on the pre-buried bottom plate of through hole and bearing on the horizontal part of steel, with the pre-buried bottom plate of connects bearing and the level of L-type steel
Portion, the intensity of grouting baffle plate is strengthened, improve the steadiness of grouting baffle plate.
Further, on the basis of above-described embodiment, the dimensional parameters of the L-type steel are specially：
The length of the L-type steel is 45mm~55mm, and the height of the L-type steel is 45mm~55mm, the width of the L-type steel
Spend for 3mm~7mm.
Preferably, the length of L-type steel is 50mm in the present embodiment, and the height of L-type steel is 50mm, and the width of L-type steel is
5mm。
Further, on the basis of above-described embodiment, the ventilating groove is arc groove, and the width of the arc groove is
45mm~55mm, the depth capacity of the arc groove is 8mm~12mm, and the radius of the arc groove is 34mm~38mm.
Preferably, the width of arc groove is 50mm in the present embodiment, and the depth capacity of arc groove is 10mm, arc groove
Radius is 36mm.
Present embodiments provide a kind of bearing embedded board for large-tonnage support grouting, ventilating groove is arc groove, circular arc
The width of groove is 45mm~55mm, and the depth capacity of arc groove is 8mm~12mm, and the radius of arc groove is 34mm~38mm.This
The bearing embedded board for large-tonnage support grouting that embodiment provides, the efficiency for excluding bubble is improved, can be maximized
There is bubble, sinking, pitted skin, corner slump and spillage ratio in the mortar bed surface for reducing large-tonnage bearing, is reduced or avoided
There is grouting leakiness problem among the mortar bed of large-tonnage bearing, improve mortar bed compactness to prevent large-tonnage bearing
Disease, while improve mortar bed presentation quality.
Further, on the basis of above-described embodiment, between each horizontal or each vertical ventilative through hole 3
Distance be 190mm~210mm.
Preferably, the distance between each in the present embodiment horizontal or each vertical ventilative through hole 3 is 200mm.
A kind of bearing embedded board for large-tonnage support grouting is present embodiments provided, it is each horizontal or each vertical
The distance between ventilative through hole be 190mm~210mm.The bearing for large-tonnage support grouting that the present embodiment provides is pre-buried
Plate, improve exclude bubble efficiency, can maximumlly reduce large-tonnage bearing mortar bed surface occur bubble, under
Heavy, pitted skin, corner slump and spillage ratio, grouting leakiness among the mortar bed for large-tonnage bearing occur is reduced or avoided and asks
Topic, mortar bed compactness is improved to prevent large-tonnage bearing damage, while improve mortar bed presentation quality.
Further, on the basis of above-described embodiment, a diameter of 28mm~32mm of the ventilative through hole 3.
Preferably, a diameter of 30mm of ventilative through hole 3 in the present embodiment.
Present embodiments provide a kind of bearing embedded board for large-tonnage support grouting, the ventilative through hole it is a diameter of
28mm~32mm.The bearing embedded board for large-tonnage support grouting that the present embodiment provides, the efficiency for excluding bubble is improved,
There is bubble, sinking, pitted skin, corner slump and spillage ratio in the mortar bed surface that large-tonnage bearing can maximumlly be reduced
Example, be reduced or avoided and grouting leakiness problem among the mortar bed of large-tonnage bearing occur, improve mortar bed compactness with
Large-tonnage bearing damage is prevented, while improves mortar bed presentation quality.
Further, on the basis of above-described embodiment, the depth of the tapped blind hole 4 is 10mm~14mm；The spiral shell
A diameter of 6mm~10mm of line blind hole 4；The center line of the tapped blind hole 4 and the side of the upper surface of the pre-buried bottom plate 1 of the bearing
The distance of edge is 23mm~27mm.
Preferably, the depth of tapped blind hole 4 is 12mm in the present embodiment；A diameter of 8mm of tapped blind hole 4；Screw thread is blind
The distance of the center line in hole 4 and the edge of the upper surface of the pre-buried bottom plate 1 of bearing is 25mm.
Further, on the basis of above-described embodiment, a diameter of 8mm~12mm of the through hole.
Preferably, a diameter of 10mm of through hole in the present embodiment.
A kind of bearing embedded board for large-tonnage support grouting is present embodiments provided, improves the effect for excluding bubble
There is bubble, sinking, pitted skin, corner slump and spillage in rate, the mortar bed surface that can maximumlly reduce large-tonnage bearing
Ratio, grouting leakiness problem among the mortar bed for large-tonnage bearing occur is reduced or avoided, improves mortar bed compactness
To prevent large-tonnage bearing damage, while improve mortar bed presentation quality.
Although being described in conjunction with the accompanying embodiments of the present invention, those skilled in the art can not depart from this hair
Various modifications and variations are made in the case of bright spirit and scope, such modifications and variations all fall within what the present invention was limited
Within protection domain.
Claims (8)
- A kind of 1. bearing embedded board for large-tonnage support grouting, it is characterised in that including：The pre-buried bottom plate of bearing and grouting are kept off Plate；Wherein,The upper surface of the pre-buried bottom plate of bearing is provided with ventilating groove anyhow staggeredly, and the position of center line of the ventilating groove is set There is ventilative through hole；Multiple grouting baffle plates are separately fixed at the surrounding of the upper surface of the pre-buried bottom plate of the bearing；Wherein,The grouting baffle plate uses L-type steel.
- 2. the bearing embedded board according to claim 1 for large-tonnage support grouting, it is characterised in that the bearing is pre- The surrounding of the upper surface of buried end plate is provided with tapped blind hole；The horizontal part of the L-type steel is provided with through hole；The through hole and tapped blind hole are passed sequentially through using bolt, to connect the water of the pre-buried bottom plate of the bearing and the L-type steel Flat portion.
- 3. the bearing embedded board according to claim 1 for large-tonnage support grouting, it is characterised in that the L-type steel Dimensional parameters be specially：The length of the L-type steel is 45mm~55mm, and the height of the L-type steel is 45mm~55mm, and the width of the L-type steel is 3mm~7mm.
- 4. the bearing embedded board according to claim 1 for large-tonnage support grouting, it is characterised in that the ventilating groove For arc groove, the width of the arc groove is 45mm~55mm, and the depth capacity of the arc groove is 8mm~12mm, the circle The radius of arc groove is 34mm~38mm.
- 5. the bearing embedded board according to claim 1 for large-tonnage support grouting, it is characterised in that it is each horizontal or The distance between each vertical described ventilative through hole of person is 190mm~210mm.
- 6. the bearing embedded board according to claim 1 for large-tonnage support grouting, it is characterised in that described ventilative logical A diameter of 28mm~32mm in hole.
- 7. the bearing embedded board according to claim 2 for large-tonnage support grouting, it is characterised in that the screw thread is blind The depth in hole is 10mm~14mm；A diameter of 6mm~10mm of the tapped blind hole；The center line of the tapped blind hole with it is described The distance at the edge of the upper surface of the pre-buried bottom plate of bearing is 23mm~27mm.
- 8. the bearing embedded board according to claim 2 for large-tonnage support grouting, it is characterised in that the through hole A diameter of 8mm~12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044242.0A CN107642035A (en) | 2017-10-31 | 2017-10-31 | A kind of bearing embedded board for large-tonnage support grouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711044242.0A CN107642035A (en) | 2017-10-31 | 2017-10-31 | A kind of bearing embedded board for large-tonnage support grouting |
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| Publication Number | Publication Date |
|---|---|
| CN107642035A true CN107642035A (en) | 2018-01-30 |
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| CN201711044242.0A Pending CN107642035A (en) | 2017-10-31 | 2017-10-31 | A kind of bearing embedded board for large-tonnage support grouting |
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2017
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