CN218263532U - Anti-scouring corrugated steel culvert pipe structure - Google Patents
Anti-scouring corrugated steel culvert pipe structure Download PDFInfo
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- CN218263532U CN218263532U CN202222269378.4U CN202222269378U CN218263532U CN 218263532 U CN218263532 U CN 218263532U CN 202222269378 U CN202222269378 U CN 202222269378U CN 218263532 U CN218263532 U CN 218263532U
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- culvert
- culvert pipe
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Abstract
The utility model relates to the technical field of culverts, and discloses an anti-scouring corrugated steel culvert pipe structure, which comprises culvert pipes, wherein force eliminating thresholds for reducing water flow speed and blocking nets for blocking gravel sundries are arranged in the culvert pipes, and buffer pads are laid on the inner walls of the culvert pipes, so that the area of direct contact between water flow and the culvert pipes is reduced through the buffer pads, the scouring effect of the water flow on the culvert pipes is reduced, and the damage of hard objects such as gravel on the culvert pipes can be buffered; the blocking net is connected to the stilling sill, blocks large stones through the blocking net, prevents the stones from continuously rolling in the culvert pipe and damaging the culvert pipe, and blocks the large stones or other impurities at specific positions, so that personnel can conveniently clean the stones; the force eliminating sill is of a stepped structure, the speed of water flow is reduced, the anti-scouring performance of the culvert pipe is improved, the service life of the culvert pipe is prolonged, and the force eliminating sill is small in size, convenient to transport and simple and convenient to install.
Description
Technical Field
The utility model relates to a culvert technical field especially relates to an anti-scouring's corrugated steel culvert pipe structure.
Background
The culvert belongs to one of the structures in highway engineering structures, and about 1-3 tunnels are arranged in plain areas per kilometer, and about 4-6 tunnels are arranged in mountain areas. The culvert of the traditional structure is generally a reinforced concrete culvert or a masonry culvert, and although the reinforced concrete culvert is firm and durable, the cost of the reinforced concrete culvert is higher and the construction period is long; although the masonry culvert has less steel bar consumption and low cost, the maintenance and the repair are difficult after the masonry culvert is damaged.
In order to solve the existing problems, researchers propose a culvert structure made of a novel material, namely a corrugated steel culvert. The corrugated steel culvert is a circular corrugated pipe made of corrugated metal plates through rolling or splicing semicircular corrugated steel plates, and the commonly used main structural materials are spiral corrugated steel, annular corrugated steel and corrugated steel plate pieces. The corrugated steel culvert has the advantages that the requirement on the foundation is low, the construction is simple and convenient, the construction period is short, the structural stress is reasonable, the load is uniformly distributed, the deformation of the foundation can be better adapted, the uneven settlement is reduced, meanwhile, the culvert pipe material used by the corrugated steel culvert can be recycled, the carbon is low, the environment is protected, and the service life of the culvert is far longer than that of the traditional building materials such as cement and gravel. But the corrugated steel culvert pipe damages the galvanized layer inside the culvert pipe due to the scouring action of sand and water flow when in use, and the service life is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anti corrugated steel culvert pipe structure who erodees improves corrugated steel culvert pipe anti-scouring's performance.
The utility model provides an antiscour's corrugated steel culvert pipe structure, includes the culvert pipe, is equipped with in the culvert pipe to be used for reducing the water velocity the power of eliminating threshold, lays the blotter on the culvert pipe inner wall and is used for hindering the arresting barrier of grit debris, and the blotter passes through the power of eliminating threshold to be fixed on the inner wall of culvert pipe, and the arresting barrier is connected on the power of eliminating threshold.
Adopt above-mentioned technical scheme's beneficial effect: the force eliminating sill and the blocking net are arranged in the corrugated steel culvert pipe, so that the speed of water flow is reduced, and hard objects such as sand and stone are prevented from rolling to damage the culvert pipe; the inside zinc coating can be protected by eliminating most scouring action by combining with the cushion pad paved in the culvert pipe.
Furthermore, the force eliminating threshold is connected to the inner wall of the culvert pipe through expansion bolts, and a sealing ring is arranged at the connection position.
Adopt above-mentioned technical scheme's beneficial effect: the sealing gasket is arranged to prevent water inside the culvert pipe from seeping out from the joint of the expansion bolt, so that the culvert pipe is prevented from being corroded at the joint.
Furthermore, the arresting net is provided with a hanging ring, the force eliminating sill is provided with a fixing pile, and the hanging ring is sleeved on the fixing pile.
Adopt above-mentioned technical scheme's beneficial effect: under the impact of rivers, the arresting barrier can not drop, and the connected mode of link and spud pile is simple reliable, conveniently changes and takes off.
Furthermore, a sub-buckle is arranged on the cushion pad, a female buckle is arranged at the bottom of the force eliminating threshold, and the sub-buckle is clamped with the female buckle.
Adopt above-mentioned technical scheme's beneficial effect: the connection structure of the snap fastener is firm and reliable, and can prevent the cushion pad from being washed off by large water flow.
Furthermore, the force eliminating threshold is of a stepped structure in the water flow direction.
Adopt above-mentioned technical scheme's beneficial effect: so that the water flow generates strong turbulence, shearing and collision effects, the energy is consumed, and the flow velocity is reduced, thereby reducing the scouring of the water flow on the inner wall of the culvert pipe.
Furthermore, the cushion pad is a thin-layer rubber pad and is bonded in the culvert pipe through waterproof glue.
The utility model discloses following beneficial effect has:
(1) Set up the blotter in corrugated steel culvert pipe, reduce rivers and culvert pipe direct contact's area, reduce rivers and to the scouring action of culvert pipe, but also can cushion the damage of hard things such as grit to the culvert pipe.
(2) The blocking net is arranged in the corrugated steel culvert pipe to block massive stones, so that the stones are prevented from continuously rolling in the culvert pipe to damage the culvert pipe, and the massive stones or other impurities are blocked at specific positions to facilitate cleaning of personnel.
(3) The force eliminating threshold with the stepped structure is arranged in the corrugated steel culvert pipe, so that the speed of water flow is reduced, the anti-scouring performance of the culvert pipe is improved, the service life of the culvert pipe is prolonged, and the force eliminating threshold is small in size, convenient to transport and simple and convenient to install.
Drawings
Fig. 1 is a schematic view of the damping sill in the culvert pipe of the present invention;
fig. 2 is a schematic perspective view of the force-absorbing sill of the present invention;
FIG. 3 is a structural view of the female buckle at the bottom of the middle force eliminating sill of the present invention;
FIG. 4 is a view showing the structure of the cushion and the sub-buckle of the present invention;
fig. 5 is a schematic view of the middle barrier net and the suspension ring of the present invention.
In the figure: 1-culvert pipe; 2-eliminating threshold; 21-female button; 22-a spud pile; 3-blocking net; 31-hanging ring; 32-a cushion pad; 33-snap fastener.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1 to 5, the utility model provides an anti-scouring corrugated steel culvert pipe structure, which comprises a corrugated steel culvert pipe 1, wherein a force eliminating sill 2 for reducing the water flow speed and a blocking net 3 for blocking sand and gravel impurities are arranged in the culvert pipe 1;
the structure of amortization threshold 2 is rectangular block not of uniform size, generally is galvanized iron piece, is stairstepping structure on rivers direction, and the rectangular block who meets the water side promptly is less, and the rectangular block of back of the body water side is great, closely laminates between the adjacent rectangular block, and the stairstepping distributes and is favorable to making rivers produce shearing and collision, is convenient for consume the kinetic energy of rivers, reduces the washing away to 1 inner wall of culvert pipe, improves 1 whole antiscour performance of culvert pipe, prolongs its life.
The inner wall of the culvert pipe 1 is laid with a buffer cushion 32 for preventing hard objects such as stones and the like from impacting the culvert pipe 1 and reducing the scouring of water flow to the culvert pipe 1; the cushion pad 32 is a thin layer rubber pad, and is adhered in the culvert pipe 1 by waterproof glue, and the edge is provided with a sub-button 33 for connection.
The cushion pad 32 is connected to the middle lower part of the force eliminating threshold 2 and is clamped and positioned with the female buckle 21 at the bottom of the force eliminating threshold 2 through the male buckle 33; female 21 evenly distributed is in the big rectangular block bottom of the sill 2 that disappears side of swimming, is groove structure, and the head is trapezoidal, and the afterbody is the rectangular channel of tightening up, and the son is detained 33 and female 21 looks adaptation, and even when the head joint of son 33 at the head of female 21, also be difficult for the slippage under the great condition of velocity of water flow.
The water-facing side of the force absorption sill 2 is provided with a fixed pile 22, the arresting net 3 is provided with a hanging ring 31, and the arresting net 3 is sleeved on the fixed pile 22 through the hanging ring 31 and then arranged inside the culvert pipe 1 and used for intercepting large stone and other impurities; the arresting net 3 can be made of steel wire meshes and is woven into a net according to a certain hole size, so that the arresting net is durable.
The utility model discloses culvert pipe structure's use step:
(1) After the prefabricated corrugated steel plate enters the field, verifying and confirming the distribution position of the force eliminating threshold;
(2) The force eliminating threshold is fixed on the inner wall of the corrugated steel culvert pipe through expansion bolts and connected with a plurality of sections of culvert pipes;
(3) Spraying emulsified asphalt paint inside and outside the culvert pipe twice;
(4) Laying a cushion pad and hanging a barrier net;
(5) Backfilling the back of a culvert, paving a hole and protecting a slope;
(6) After natural disasters such as rainstorm, flood and the like, the sundries in the interior are manually cleaned.
The above description is only a preferred embodiment of the invention, which does not represent all possible forms of the invention, and the scope of protection of the invention is not limited to such specific statements and embodiments. Various other modifications and improvements can be made in accordance with the teachings of the present disclosure without departing from the spirit thereof and still be within the scope of the invention.
Claims (6)
1. The utility model provides an antiscour's corrugated steel culvert pipe structure, includes culvert pipe (1), its characterized in that, be equipped with in culvert pipe (1) and be used for reducing velocity of water's threshold of absorption (2), lay blotter (32) on culvert pipe (1) inner wall and be used for stopping arresting barrier net (3) of grit debris, blotter (32) pass through threshold of absorption (2) are fixed on the inner wall of culvert pipe (1), it connects to block net (3) on threshold of absorption (2).
2. The scour-resistant corrugated steel culvert structure of claim 1, wherein: the force eliminating threshold (2) is connected to the inner wall of the culvert pipe (1) through expansion bolts, and a sealing ring is arranged at the joint.
3. The scour-resistant corrugated steel culvert structure of claim 1, wherein: the barrier net (3) is provided with hanging rings (31), the force eliminating threshold (2) is provided with fixing piles (22), and the hanging rings (31) are sleeved on the fixing piles (22).
4. The erosion-resistant corrugated steel culvert structure of claim 1, wherein: be equipped with on blotter (32) and detain (33) son, the bottom of eliminating threshold (2) is equipped with box (21), son detain (33) with box (21) joint.
5. The erosion-resistant corrugated steel culvert structure of claim 1, wherein: the force eliminating threshold (2) is of a stepped structure in the water flow direction.
6. The erosion-resistant corrugated steel culvert structure of any one of claims 1 to 5, wherein: the buffer pads (32) are thin rubber pads and are bonded in the culvert pipes (1) through waterproof glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222269378.4U CN218263532U (en) | 2022-08-26 | 2022-08-26 | Anti-scouring corrugated steel culvert pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222269378.4U CN218263532U (en) | 2022-08-26 | 2022-08-26 | Anti-scouring corrugated steel culvert pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218263532U true CN218263532U (en) | 2023-01-10 |
Family
ID=84708950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222269378.4U Active CN218263532U (en) | 2022-08-26 | 2022-08-26 | Anti-scouring corrugated steel culvert pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218263532U (en) |
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2022
- 2022-08-26 CN CN202222269378.4U patent/CN218263532U/en active Active
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