CN211057816U - V-shaped groove for steep rock slope - Google Patents
V-shaped groove for steep rock slope Download PDFInfo
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- CN211057816U CN211057816U CN201921164011.8U CN201921164011U CN211057816U CN 211057816 U CN211057816 U CN 211057816U CN 201921164011 U CN201921164011 U CN 201921164011U CN 211057816 U CN211057816 U CN 211057816U
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Abstract
The utility model discloses a V-shaped groove for a steep rock slope, which comprises a concrete baffle plate which is obliquely and upwards poured on the rock slope to form a V-shaped groove; the concrete baffle includes that it distributes and the slope upwards inserts a plurality of main reinforcing bars on the rock side slope to distribute and the ligature is a plurality of from reinforcing bars on main reinforcing bar along main reinforcing bar length direction along horizontal direction, separates the inside volume of concrete baffle for a plurality of concrete precast block of pouring the space and locating on the main reinforcing bar to and be used for concrete precast block, main reinforcing bar and follow the concrete that reinforced bar pouring linked together. Through rationally arranging the concrete prefabricated section in the concrete baffle to pour the concrete baffle with the burst from bottom to top subregion, divide the area of pouring of great area into a plurality of districts and pour, the prefabricated section plays the accumulational effect of the downward flow that stops the concrete and cause because of the dead weight simultaneously, makes whole area of pouring concrete baffle even.
Description
Technical Field
The utility model belongs to the technical field of the building, a V type groove is related to, especially indicate a steep rock side slope V type groove.
Background
Ecological management of exposed high and steep rock slopes of abandoned mines and the like is an important problem in recent years, and if the ecological environment is not repaired in time, the ecological environment can be seriously affected. The mode that adopts the suspended net to spout mixed structure planting afforestation and come to restore exposed rock side slope has the cost height and the lower problem of plant survival rate, therefore the mode of afforestation is planted to V type groove structure is because there is the relatively lower and higher advantage of plant survival rate of engineering cost, and by wide use, but when slope surface carries out V type groove construction in the great limit of slope, because the difference in height of the upper and lower side of the concrete baffle in V type groove is great, can make the concrete when pouring the vibration because of the action of gravity to massif side slides, thereby lead to V type tank bottom and massif junction concrete to pile up, and the not enough condition of upper side baffle concrete thickness, the construction quality of concrete baffle has been influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the current upper and lower side height difference great because the concrete baffle in V type groove can make the concrete when pouring the vibration slide to the massif side because of the action of gravity to lead to V type tank bottom and massif junction concrete to pile up, and the not enough problem of upper side baffle concrete thickness provides a built-in prefabricated section, construction convenience and efficient precipitous rock side slope V type groove. Through rationally arranging the concrete prefabricated section in the concrete baffle to pour the concrete baffle with the burst from bottom to top subregion, divide the area of pouring of great area into a plurality of districts and pour, the prefabricated section plays the accumulational effect of the downward flow that stops the concrete and cause because of the dead weight simultaneously, makes whole area of pouring concrete baffle even.
The purpose of the utility model can be achieved by adopting the following technical scheme:
a V-shaped groove for a steep rock slope comprises a concrete baffle plate which is obliquely and upwards poured on the rock slope to form a V-shaped groove; the concrete baffle comprises a plurality of main reinforcing steel bars which are distributed along the horizontal direction and are obliquely inserted upwards into the rock slope, a plurality of auxiliary reinforcing steel bars which are distributed along the length direction of the main reinforcing steel bars and are bound on the main reinforcing steel bars, a concrete precast block which divides the inner volume of the concrete baffle into a plurality of pouring spaces and is arranged on the main reinforcing steel bars, and concrete which is used for pouring and connecting the concrete precast block, the main reinforcing steel bars and the auxiliary reinforcing steel bars together; in the pouring process, after one layer of concrete prefabricated block is arranged on the main steel bar, the concrete prefabricated block, the main steel bar and the auxiliary steel bar are poured together, then the next layer of concrete prefabricated block is arranged on the main steel bar, then the concrete prefabricated block, the main steel bar and the auxiliary steel bar are poured together, and the concrete prefabricated block and the pouring are alternately constructed in a circulating mode continuously.
The horizontal direction of the rock slope is provided with a slotted hole, the main reinforcing steel bar is inserted into the slotted hole, and the main reinforcing steel bar is poured in the slotted hole through concrete.
A stainless steel sleeve is sleeved in the middle of the main reinforcing steel bar, one end of the stainless steel sleeve is poured into the slotted hole through concrete, and the other end of the stainless steel sleeve extends out of the slotted hole.
And a drain hole communicated with the V-shaped groove is formed at the bottom of the concrete baffle.
And the drain hole is provided with a filtering device which is arranged in the V-shaped groove.
The filter device comprises a non-woven fabric and a plurality of broken stones, wherein the non-woven fabric is wrapped on the broken stones.
The included angle between the concrete baffle and the rock slope is 30-60 degrees.
The diameter and the depth of the slotted hole are respectively 50mm and 800 mm.
The distance between two adjacent main reinforcing bars is 300mm, and the distance between two adjacent auxiliary reinforcing bars is 200 mm.
Implement the utility model discloses, following beneficial effect has:
1. the utility model discloses an it pours to add the concrete prefabricated section in the concrete baffle to divide the pouring area of whole baffle into a plurality of districts, and pour the concrete prefabricated section many times through the successive layer, the main reinforcement pours from the reinforcing bar together, make the concrete prefabricated section play and stop the accumulational effect of downward flow that the concrete caused because of the dead weight, it is even to make whole pouring area concrete baffle, the quality of concrete baffle has greatly been improved, it is great to have solved current because the upper and lower side difference in height of the concrete baffle in V type groove, can make the concrete slide to the massif side because of the action of gravity when pouring the vibration, thereby it piles up with the massif junction concrete to lead to V type bottom of the groove, and the not enough problem of upper side baffle concrete thickness.
2. The utility model discloses the middle part cover of owner's reinforcing bar is equipped with the stainless steel cover, the one end of stainless steel cover is pour in the slotted hole through the concrete, and the slotted hole is stretched out outward to the other end of stainless steel cover. The joint of the bottom of the concrete baffle and the rock slope is the position where the main steel bar is subjected to the largest bending moment, and is also the position where the main steel bar is most easily damaged. The stainless steel sleeve is sleeved in the middle of the main reinforcing steel bar, and the main reinforcing steel bar and the slotted hole are poured together, so that the main reinforcing steel bar can be protected by the stainless steel sleeve, the bearing capacity of the main reinforcing steel bar is improved, the service life of the concrete baffle is prolonged, and the service life of the whole project is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a V-shaped groove of a steep rock slope of the present invention;
FIG. 2 is a schematic view of the three-dimensional structure of the V-shaped groove of the steep rock slope of the present invention;
fig. 3 is the utility model discloses the mounting structure schematic diagram of the concrete precast block in precipitous rock side slope V type groove.
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 efforts belong to the protection scope of the present invention.
Examples
Referring to fig. 1 to 3, the present embodiment relates to a V-shaped groove of a steep rock slope, which includes a concrete baffle 1 poured obliquely upward on a rock slope 10 to form a V-shaped groove 11; the concrete baffle 1 comprises a plurality of main reinforcing steel bars 12 which are distributed along the horizontal direction and are obliquely inserted upwards into the rock slope 10, a plurality of auxiliary reinforcing steel bars 13 which are distributed along the length direction of the main reinforcing steel bars 12 and are tied on the main reinforcing steel bars 12, a concrete precast block 14 which divides the inner volume of the concrete baffle 1 into a plurality of pouring spaces and is arranged on the main reinforcing steel bars 12, and concrete 15 which is used for pouring and connecting the concrete precast block 14, the main reinforcing steel bars 12 and the auxiliary reinforcing steel bars 13 together; in the process of pouring, after one layer of concrete precast block 14 is arranged on the main steel bar 12, the concrete precast block 14, the main steel bar 12 and the auxiliary steel bar 13 are poured together, then the next layer of concrete precast block 14 is arranged on the main steel bar 12, then the concrete precast block 14, the main steel bar 12 and the auxiliary steel bar 13 are poured together, and the concrete precast block 14 and the pouring are alternately constructed in a circulating way continuously.
In the working process, firstly, uniformly drilling a slotted hole in the horizontal direction of the rock slope 10, wherein the slotted hole forms an angle of a degree with the slope; then, the main steel bar 12 is placed in the slot hole, and cement mortar is poured for anchoring; finally, the slave reinforcement 13 and the formwork are bound when the anchoring mortar reaches the anchoring strength. The concrete precast blocks 14 are placed in the formwork, specifically, after one layer of the concrete precast blocks 14 is arranged on the main steel bars 12, the concrete precast blocks 14, the main steel bars 12 and the auxiliary steel bars 13 are poured together, then the next layer of the concrete precast blocks 14 is arranged on the main steel bars 12, then the concrete precast blocks 14, the main steel bars 12 and the auxiliary steel bars 13 are poured together, and the continuous and sequential circular construction is carried out, and the concrete precast blocks 14 and the pouring are alternately carried out until the concrete baffle plate 1 reaches the required height.
This structure pours the area of pouring of whole baffle into a plurality of districts through adding concrete prefabricated section 14 in concrete baffle 1, and pour concrete prefabricated section 14 through the successive layer many times, main reinforcing bar 12 and pour from reinforcing bar 13 together, make concrete prefabricated section 14 play and block the accumulational effect of downward flow that the concrete caused because of the dead weight, make whole area of pouring concrete baffle 1 even, greatly improved the quality of concrete baffle 1, it is great to have solved present because the difference in height of the upper and lower side of concrete baffle 1 of V type groove 11, can make the concrete when pouring the vibration slide to the massif side because of the action of gravity, thereby lead to V type groove 11 bottom and massif junction concrete to pile up, and the not enough problem of upper side baffle concrete thickness.
In addition, because the concrete precast block 14 is added in the concrete baffle 1, the volume of concrete to be poured is greatly reduced, and the convenience of construction, the speed and the efficiency of construction are improved.
The horizontal direction of the rock slope 10 is provided with a slotted hole, the main reinforcing steel bar 12 is inserted into the slotted hole, and the main reinforcing steel bar 12 is poured in the slotted hole through concrete. The main reinforcing steel bars 12 can be fixed on the rock slope 10 by pouring concrete in the slot holes, and the connection tightness of the main reinforcing steel bars 12 and the rock slope 10 is greatly improved.
The middle part of the main reinforcing steel bar 12 is sleeved with a stainless steel sleeve 2, one end of the stainless steel sleeve 2 is poured in the slotted hole through concrete 15, and the other end of the stainless steel sleeve 2 extends out of the slotted hole. The joint of the bottom of the concrete baffle 1 and the rock slope 10 is the position where the main steel bar 12 is subjected to the largest bending moment, and is also the position where the main steel bar 12 is most easily damaged. The stainless steel sleeve 2 is sleeved in the middle of the main reinforcing steel bar 12, the main reinforcing steel bar 12 and the slotted hole are poured together, the stainless steel sleeve 2 can protect the main reinforcing steel bar 12, the bearing capacity of the main reinforcing steel bar 12 is improved, the service life of the concrete baffle 1 is prolonged, and the service life of the whole project is prolonged.
The bottom of the concrete baffle 1 is provided with a drain hole 16 communicated with the V-shaped groove 11. The drainage holes 16 are provided in a plurality and uniformly distributed on the bottom of the concrete baffle 1.
In order to prevent the soil in the V-shaped groove 11 from running off through the drain hole 16, the filter device 3 is arranged on the drain hole 16, and the filter device 3 is arranged in the V-shaped groove 11. Under the filtering action of the filtering device 3, the excess water in the V-shaped groove 11 is discharged through the water discharge hole 16, and the soil in the V-shaped groove 11 is blocked inside and cannot flow away.
The filtering device 3 comprises non-woven fabrics and a plurality of broken stones, and the non-woven fabrics wrap the broken stones. Under the filtering action of the non-woven fabrics and a plurality of broken stones, larger particles in the soil body are blocked inside the V-shaped groove 11 and cannot flow away along with moisture through the water drainage holes 16.
The included angle a between the concrete baffle 1 and the rock slope 10 is 30-60 degrees. The diameter and the depth of the slotted hole are respectively 50mm and 800 mm. The distance between two adjacent master bars 12 is 300mm and the distance between two adjacent slave bars 13 is 200 mm.
In the working process, firstly, forming 60-degree angles between the slotted holes and the slope surface of the rock slope at intervals of 300mm in the horizontal direction of the rock slope 10, wherein the aperture is 50mm, and the hole depth is 800 mm;
then, putting the main steel bar 12 with the diameter of 16mm into the slot hole, wherein the length of the main steel bar 12 inserted into the slot is more than 600mm, and the main steel bar 12 extends out 700 mm; sleeving a stainless steel sleeve 2 on the junction of the exposed main steel bar 12 part and the anchored main steel bar 12 part, wherein the outer diameter of the stainless steel sleeve 2 is 27mm, the wall thickness of the stainless steel sleeve is 2.5mm, the length of the stainless steel sleeve is 200mm, and the stainless steel sleeve is made of 304; pouring cement mortar into the slotted hole for anchoring;
finally, the slave reinforcement 13 and the formwork are bound when the anchoring mortar reaches the anchoring strength. The diameter of the secondary steel bars 13 is 6mm, and the distribution distance is 200 mm. The concrete precast blocks 14 are placed in the formwork, specifically, after one layer of the concrete precast blocks 14 is arranged on the main steel bars 12, the concrete precast blocks 14, the main steel bars 12 and the auxiliary steel bars 13 are poured together, then the next layer of the concrete precast blocks 14 is arranged on the main steel bars 12, then the concrete precast blocks 14, the main steel bars 12 and the auxiliary steel bars 13 are poured together, and the continuous and sequential circular construction is carried out, and the concrete precast blocks 14 and the pouring are alternately carried out until the concrete baffle plate 1 reaches the required height.
Considering the convenience of manual carrying when designing the concrete precast block 14, the weight should not be too heavy, the length of the concrete precast block 14 is designed to be not more than 800mm, and the calculation formula is about 0.0035m3The total weight of the device is about 8.5kg, and the device can be easily carried and installed manually.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (9)
1. A steep rock slope V type groove which characterized in that: comprises a concrete baffle plate which is obliquely and upwards poured on a rock slope to form a V-shaped groove; the concrete baffle includes that it distributes and the slope upwards inserts a plurality of main reinforcing bars on the rock side slope to distribute and the ligature is a plurality of from reinforcing bars on main reinforcing bar along main reinforcing bar length direction along horizontal direction, separates the inside volume of concrete baffle for a plurality of concrete precast block of pouring the space and locating on the main reinforcing bar to and be used for concrete precast block, main reinforcing bar and follow the concrete that reinforced bar pouring linked together.
2. The V-shaped groove for the steep rock slope as claimed in claim 1, wherein the rock slope is horizontally provided with a slotted hole, the main steel bar is inserted into the slotted hole, and the main steel bar is poured into the slotted hole through concrete.
3. A V-shaped groove with a steep rock slope as claimed in claim 1, wherein a stainless steel sleeve is sleeved in the middle of the main reinforcing steel bars, one end of the stainless steel sleeve is poured into the groove hole through concrete, and the other end of the stainless steel sleeve extends out of the groove hole.
4. The V-shaped groove for the steep rock slope according to claim 1, wherein a drain hole communicated with the V-shaped groove is formed at the bottom of the concrete baffle.
5. A V-groove for steep rock slopes according to claim 4, wherein the drain hole is provided with a filtering device, and the filtering device is arranged in the V-groove.
6. The V-shaped groove for the steep rock slope according to claim 5, wherein the filtering device comprises non-woven fabrics and a plurality of broken stones, and the non-woven fabrics are wrapped on the broken stones.
7. A steep rock slope V-shaped groove according to claim 1 or 4, characterized in that the angle between the concrete baffle and the rock slope is 30-60 degrees.
8. A steep rock slope V-groove according to claim 2 or 3, characterised in that the diameter and depth of the groove bore are 50mm and 800mm respectively.
9. A steep rock slope V-groove according to claim 1, characterized in that the distance between two adjacent master bars is 300mm and the distance between two adjacent slave bars is 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164011.8U CN211057816U (en) | 2019-07-23 | 2019-07-23 | V-shaped groove for steep rock slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164011.8U CN211057816U (en) | 2019-07-23 | 2019-07-23 | V-shaped groove for steep rock slope |
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| Publication Number | Publication Date |
|---|---|
| CN211057816U true CN211057816U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921164011.8U Active CN211057816U (en) | 2019-07-23 | 2019-07-23 | V-shaped groove for steep rock slope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622518A (en) * | 2022-02-21 | 2022-06-14 | 中国长江三峡集团有限公司 | Hydro-fluctuation belt rock slope ram rock ecological nest and construction method |
-
2019
- 2019-07-23 CN CN201921164011.8U patent/CN211057816U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114622518A (en) * | 2022-02-21 | 2022-06-14 | 中国长江三峡集团有限公司 | Hydro-fluctuation belt rock slope ram rock ecological nest and construction method |
| CN114622518B (en) * | 2022-02-21 | 2023-05-09 | 中国长江三峡集团有限公司 | Ecological nest of rock slope cantilever slab rockfill of hydro-fluctuation belt and construction method |
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Address after: 550029 Qishan resettlement site, HuChao Township, Gui'an New District, Guiyang City, Guizhou Province Patentee after: China Railway 17th Bureau Group Urban Construction Co., Ltd Address before: 550003 Qishan resettlement site, HuChao Township, Gui'an New District, Guizhou Province Patentee before: CHINA RAILWAY (GUIZHOU) MUNICIPAL ENGINEERING Co.,Ltd. |