CN218861462U - Debris flow protection device for geological disaster prevention - Google Patents
Debris flow protection device for geological disaster prevention Download PDFInfo
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- CN218861462U CN218861462U CN202320189992.1U CN202320189992U CN218861462U CN 218861462 U CN218861462 U CN 218861462U CN 202320189992 U CN202320189992 U CN 202320189992U CN 218861462 U CN218861462 U CN 218861462U
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- debris flow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The application relates to a debris flow protection device for preventing geological disasters, which belongs to the technical field of geological disaster protection and comprises a soil blocking plate, a base, a telescopic rod and a damping spring, wherein the base is embedded in a base surface, a sliding groove is formed in the base, and the bottom of the soil blocking plate is slidably arranged in the sliding groove; a plurality of telescopic rods are arranged on the bottom wall of the sliding groove in an array mode, and one end, far away from the base, of each telescopic rod is in sliding abutting joint with the soil retaining plate; damping spring sets up in the telescopic link, and damping spring has the trend of ordering about the telescopic link extension all the time. When the mud-rock flow contacts with retaining wall board, retaining wall board slides in the spout to the direction of keeping away from the mud-rock flow under the ballistic effect of mud-rock flow, the length that the retaining wall board ordered about the telescopic link shortens, and then makes the damping spring shrink to absorb the impact force part of mud-rock flow, and then the direct and mud-rock flow butt of prevention retaining wall board, effectively improve the current mud-rock flow protection engineering and the mud-rock flow contact fragile in the twinkling of an eye and reduce the problem to the protective effect of mud-rock flow.
Description
Technical Field
The application relates to the field of geological disaster protection technology, in particular to a debris flow protection device for geological disaster prevention.
Background
The debris flow is a special flood flow which is generated on a valley or a slope by rainfall (rainstorm, glacier, snow melting water) and carries a large amount of solid matters such as debris, stones and boulders, has the characteristics of high suddenness, high flow rate, large flow, large material capacity, strong destructive power and the like, and often damages traffic facilities such as highways and railways and even villages and towns due to the debris flow, so that protection engineering is usually required to be arranged for an area where the debris flow is easy to occur so as to resist or eliminate the damage of the debris flow to main buildings.
At present, debris flow protection engineering usually adopts the mode of installation retaining plate to block the protection to the debris flow, installs retaining plate in the toe of the area that the debris flow is liable to take place to at the back of retaining plate installation bearing structure, when the debris flow takes place, block the debris flow outside highway, railway, village and small town etc..
In view of the above-described related art, the inventors found that the following drawbacks exist: because the mud-rock flow usually produces from valley or hillside, when the mud-rock flow flowed to toe department from valley or hillside, because the reason of difference in height, the mud-rock flow usually has great impact force, can produce very big impact force in the twinkling of an eye of the contact of mud-rock flow and fender apron, easily makes the bearing structure of fender apron damage and reduces the supporting effect to the fender apron, and then reduces the protective effect to the mud-rock flow.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the protective effect to the mud-rock flow is reduced to fragile in the twinkling of an eye of current mud-rock flow protection engineering and mud-rock flow contact, this application provides a mud-rock flow protector is used in geological disasters prevention.
The application provides a geological disasters is mud-rock flow protector for prevention adopts following technical scheme:
a debris flow protection device for preventing geological disasters comprises a soil blocking plate, a base, an expansion link and a damping spring, wherein the base is embedded in a base surface, the base is provided with a chute, and the bottom of the soil blocking plate is slidably arranged in the chute; a plurality of telescopic rods are arranged on the bottom wall of the sliding groove in an array mode, one end, far away from the base, of each telescopic rod is in sliding abutting joint with the soil blocking plate, and each telescopic rod can stretch in the length direction of the corresponding telescopic rod; damping spring sets up in the telescopic link, just damping spring has the trend of ordering about the telescopic link extension all the time.
By adopting the technical scheme, when the debris flow contacts with the retaining plate, the retaining plate slides in the direction far away from the debris flow in the sliding groove under the impact action of the debris flow, the length of the retaining plate drives the telescopic rod to be shortened, so that the damping spring is contracted, the impact force of the debris flow is partially absorbed, the retaining plate is prevented from being directly abutted against the debris flow, and the problem that the existing debris flow protection project is easy to damage at the moment of contacting with the debris flow and the protection effect on the debris flow is reduced is effectively solved; and after the debris flow, keep off the soil plate and resume the original state under damping spring's effect again, it is convenient that the staff resets and keeps off the soil plate.
Optionally, the telescopic rod is obliquely arranged on the bottom wall of the sliding groove.
Through adopting above-mentioned technical scheme, the telescopic link that is the slope installation makes the telescopic link more be close to the center of retaining the breast board to the strong point that keeps off the breast board, and then effectively promotes the support effect to retaining the breast board.
Optionally, the telescopic rod includes a fixed cylinder and an insertion rod, the fixed cylinder is hollow and has an opening at one end, the fixed cylinder is disposed on the bottom wall of the chute, the insertion rod is slidably inserted into the fixed cylinder, and one end of the insertion rod away from the fixed cylinder is slidably abutted to the soil retaining plate; one end of the damping spring is connected with the inserted bar, and the other end of the damping spring is connected with the inner bottom wall of the fixed cylinder.
By adopting the technical scheme, when the earth retaining plate moves towards the direction far away from the debris flow, the inserted link slides towards the direction close to the fixed cylinder, the inserted link extrudes the damping spring to enable the damping spring to contract, and meanwhile, the abutting point of the inserted link and the earth retaining plate moves downwards; after the debris flow, the inserted bar slides to the direction of keeping away from the fixed section of thick bamboo again under damping spring's effect, and the staff orders about the telescopic link and stretches out and draws back conveniently.
Optionally, a guide plate is arranged on the side wall of the soil retaining plate close to the bottom, a guide groove is formed in the side wall of the sliding groove along the length direction of the sliding groove, and the guide plate is arranged in the guide groove in a sliding manner.
Through adopting above-mentioned technical scheme, the deflector slides in the guide way, and then makes the length direction that the board only can follow the spout of keeping off the soil in the spout slide, effectively improves the stability that keeps off the removal of soil board.
Optionally, a plurality of supporting plates are arranged on the guide plate and connected with the soil retaining plate.
Through adopting above-mentioned technical scheme, the backup pad provides extra support for retaining the native board, improves the structural strength who retains the native board.
Optionally, the one end that keeps off the soil board and is close to the base is the arc setting to the direction of keeping away from damping spring to the one end of keeping away from the base.
Through adopting above-mentioned technical scheme, the fender apron that is the arc setting promotes the interception effect that blocks of debris flow, and prevents the top that the debris flow sputters the fender apron.
Optionally, be provided with the drainage seat on the base, the direction that the drainage seat from keeping away from the fender apron to being close to the fender apron upwards slopes gradually.
By adopting the technical scheme, the drainage seat enables the debris flow to rise for a period of time and then abut against the retaining plate, so that the kinetic energy of the debris flow is effectively reduced; and a drainage groove is formed between the drainage seat and the valley or the hillside, and part of debris flow is drained into the drainage groove for diversion.
Optionally, one end of the drainage seat far away from the base is provided with a plurality of bulges at intervals along the length direction of the drainage seat.
By adopting the technical scheme, the bulge further increases the resistance of the debris flow when rising, and the kinetic energy of the debris flow is further reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the debris flow contacts with the retaining plate, the retaining plate slides in the sliding groove in the direction far away from the debris flow under the impact action of the debris flow, the length of the telescopic rod is driven by the retaining plate to be shortened, so that the damping spring is contracted, the impact force of the debris flow is partially absorbed, the retaining plate is prevented from being directly abutted against the debris flow, and the problem that the existing debris flow protection project is easy to damage at the moment of contacting with the debris flow and the protection effect on the debris flow is reduced is effectively solved; after the debris flow, the retaining plate returns to the original state under the action of the damping spring, and the retaining plate is convenient for workers to reset;
2. the guide plate slides in the guide groove, so that the soil retaining plate can only slide in the sliding groove along the length direction of the sliding groove, and the moving stability of the soil retaining plate is effectively improved;
3. the drainage seat enables the debris flow to rise for a period of time and then abut against the retaining plate, so that the kinetic energy of the debris flow is effectively reduced; and a drainage groove is formed between the drainage seat and the valley or the hillside, and the debris flow is partially drained into the drainage groove for shunting.
Drawings
Fig. 1 is a schematic structural view of a debris flow guard for preventing geological disasters according to an embodiment of the present application.
Fig. 2 is a partial sectional view of a base, a fixed cylinder, and a guide plate of an embodiment of the present application.
Reference numerals are as follows: 1. a soil guard plate; 2. a base; 21. a chute; 22. a guide groove; 3. a telescopic rod; 31. a fixed cylinder; 32. inserting a rod; 4. a damping spring; 5. a guide plate; 6. a support plate; 7. a drainage seat; 8. a protrusion; 9. a drainage groove; 10. a limiting groove.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses geological disaster prevention is with mud-rock flow protector.
Referring to fig. 1 and 2, the debris flow protection device for preventing geological disasters comprises a retaining plate 1, a base 2, an expansion link 3 and a damping spring 4, wherein the base 2 is embedded in a base surface, the base 2 is provided with a chute 21, and the bottom of the retaining plate 1 is slidably mounted in the chute 21; a plurality of telescopic rods 3 are arranged on the bottom wall of the sliding groove 21 in an array mode, one end, far away from the bottom wall of the sliding groove 21, of each telescopic rod 3 is in sliding abutting joint with the soil blocking plate 1, and each telescopic rod 3 can stretch along the length direction of the corresponding telescopic rod 3; damping spring 4 is installed in telescopic link 3, and damping spring 4 has the trend of driving about telescopic link 3 extension all the time.
In the embodiment, the base 2 is a steel base and is embedded in advance at the toe of the area where the debris flow is likely to occur, and in other embodiments, the base 2 can also be a cast-in-place concrete base and is installed at the toe of the area where the debris flow is likely to occur in a cast-in-place construction mode; spout 21 can be the T-slot, dovetail etc, in this embodiment, spout 21 is the T-slot, the one end integrated into one piece that keeps off native board 1 and be close to base 2 has the T-shaped piece with spout 21 adaptation, it slides in spout 21 through the T-shaped piece to keep off native board 1, effectively increase and keep off the gliding steadiness of native board 1 in spout 21, and spout 21 communicates on being close to the lateral wall of one side of valley or hillside and has seted up the chute 9, be convenient for discharge the debris flow that will flow to in the spout 21.
When the debris flow flows to the toe of the slope and contacts with the retaining plate 1, the retaining plate 1 slides in the sliding groove 21 in the direction far away from the debris flow under the impact action of the debris flow, the retaining plate 1 drives the telescopic rod 3 to shorten the length, so that the damping spring 4 contracts and partially absorbs the impact force of the debris flow, the retaining plate 1 is prevented from being directly abutted against the debris flow, and the problem that the existing debris flow protection project is easy to damage at the moment of contact with the debris flow and reduces the protection effect on the debris flow is effectively solved; and after the debris flow, keep off native state again under damping spring 4's effect of soil board 1, the staff resets and keeps off soil board 1 convenience.
Referring to fig. 1 and 2, the one end of retaining plate 1 close to base 2 to the one end of keeping away from base 2 is the arc setting to the direction of keeping away from damping spring 4, and in this embodiment, retaining plate 1 is the steel sheet, has characteristics such as intensity height, easily moulding, corrosion-resistant. The fender apron 1 that is the arc setting promotes the interception effect that blocks of debris flow, and prevents that debris flow sputtering keeps off the top of apron 1, causes the pollution to facility or building behind the fender apron 1.
Referring to fig. 2, a drainage seat 7 is installed at one end of the base 2 close to a valley or a hill, and the drainage seat 7 gradually inclines upwards from a direction far away from the soil retaining plate 1 to a direction close to the soil retaining plate 1; and a plurality of bulges 8 are arranged at intervals at one end of the drainage seat 7 far away from the base along the length direction of the drainage seat 7.
The drainage seat 7 enables the debris flow to rise for a period of time and then abut against the retaining plate 1, and the bulge 8 increases the resistance of the debris flow when rising, so that the kinetic energy of the debris flow is effectively reduced; and a drainage groove is formed between the drainage seat 7 and the valley or the slope, and the debris flow is partially drained into the drainage groove for shunting.
Referring to fig. 1 and 2, the telescopic rod 3 includes a fixed cylinder 31 and an insertion rod 32, the fixed cylinder 31 is hollow and has an open end, the fixed cylinder 31 is obliquely installed on the bottom wall of the sliding groove 21, the insertion rod 32 is slidably inserted into the fixed cylinder 31, and one end of the insertion rod 32 far away from the fixed cylinder 31 is slidably abutted to the soil blocking plate 1; one end of the damping spring 4 is connected with the inserted link 32, and the other end is connected with the inner bottom wall of the fixed cylinder 31; in this embodiment, the fixed cylinder 31 and the inserted link 32 are both round steel rods, and have characteristics such as high strength and durability, and in this embodiment, the retaining plate 1 has been provided with the limiting groove 10 along the vertical direction, and the inserted link 32 is kept away from the one end of the fixed cylinder 31 and is slided and abutted in the limiting groove 10, so that the inserted link 32 is more stable when moving along the vertical direction on the retaining plate 1.
When the retaining plate 1 moves away from the debris flow, the insertion rod 32 slides towards the direction close to the fixed cylinder 31, the abutting point of the insertion rod 32 and the retaining plate 1 moves downwards, and the insertion rod 32 extrudes the damping spring 4 to enable the damping spring 4 to contract; after the debris flows, the inserted link 32 slides in the direction far away from the fixed cylinder 31 under the action of the damping spring 4, and the staff drives the telescopic link 3 to extend and retract conveniently; and through the inclined installation of the fixed cylinder 31 and the inserted link 32, the supporting point of the fixed cylinder 31 and the inserted link 32 to the retaining plate 1 is closer to the center of the retaining plate 1, and further the supporting effect to the retaining plate 1 is effectively improved.
Referring to fig. 2, install deflector 5 on the lateral wall that keeps off native board 1 and be close to the bottom, seted up guide way 22 along the length direction of spout 21 on the lateral wall of spout 21, deflector 5 slidable mounting is in guide way 22, through the joint cooperation of deflector 5 with guide way 22 for keep off native board 1 and can only slide along the length direction of spout 21 in spout 21, effectively improve the stability of keeping off native board 1.
Referring to fig. 2, a plurality of supporting plates 6 are installed on the guiding plate 5, and the supporting plates 6 are connected with the soil retaining plate 1, in this embodiment, the supporting plates 6 are steel plates, and the supporting plates 6 provide additional support for the soil retaining plate 1, so as to improve the structural strength of the soil retaining plate 1.
The implementation principle of geological disaster prevention mud-rock flow protection device is as follows: mud-rock flow through one section drainage seat 7 that rises after again with keep off 1 butt of native board, keep off native board 1 and slide to the direction of keeping away from the mud-rock flow in spout 21 under the impact of mud-rock flow, make inserted bar 32 slide to the direction that is close to fixed cylinder 31, inserted bar 32 moves down with the butt point of keeping off native board 1 simultaneously, inserted bar 32 extrudes damping spring 4 and makes damping spring 4 shrink, absorb the impact force part of mud-rock flow, and then the prevention keeps off native board 1 and direct and mud-rock flow butt, effectively improve the current mud-rock flow protection engineering and the problem that reduces the protective effect to the mud-rock flow with the fragile in the twinkling of an eye of mud-rock flow contact.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a geological disasters is mud-rock flow protector for prevention which characterized in that: the soil blocking device comprises a soil blocking plate (1), a base (2), an expansion rod (3) and a damping spring (4), wherein the base (2) is embedded in a base surface, a sliding groove (21) is formed in the base (2), and the bottom of the soil blocking plate (1) is arranged in the sliding groove (21) in a sliding manner; a plurality of telescopic rods (3) are arranged on the bottom wall of the sliding groove (21) in an array mode, one end, far away from the base (2), of each telescopic rod (3) is in sliding abutting joint with the soil retaining plate (1), and each telescopic rod (3) can stretch along the length direction of each telescopic rod (3); damping spring (4) set up in telescopic link (3), and damping spring (4) have the trend of driving telescopic link (3) extension all the time.
2. The debris flow guard for geological disaster prevention according to claim 1, wherein: the telescopic rod (3) is obliquely arranged on the bottom wall of the sliding groove (21).
3. The debris flow guard for geological disaster prevention according to claim 1, wherein: the telescopic rod (3) comprises a fixed cylinder (31) and an insertion rod (32), the fixed cylinder (31) is hollow, one end of the fixed cylinder is open, the fixed cylinder (31) is arranged on the bottom wall of the sliding groove (21), the insertion rod (32) is slidably inserted into the fixed cylinder (31), and one end, far away from the fixed cylinder (31), of the insertion rod (32) is in sliding abutting joint with the soil retaining plate (1); one end of the damping spring (4) is connected with the inserted bar (32), and the other end of the damping spring is connected with the inner bottom wall of the fixed cylinder (31).
4. The debris flow guard for geological disaster prevention according to claim 1, wherein: be provided with deflector (5) on the lateral wall that keeps off native board (1) and be close to the bottom, guide way (22) have been seted up along the length direction of spout (21) on the lateral wall of spout (21), deflector (5) slide and set up in guide way (22).
5. The debris flow guard for geological disaster prevention according to claim 4, wherein: the guide plate (5) is provided with a plurality of supporting plates (6), and the supporting plates (6) are connected with the soil retaining plate (1).
6. The debris flow guard for geological disaster prevention according to claim 1, wherein: one end that keeps off native board (1) and be close to base (2) to the one end of keeping away from base (2) is the arc setting to the direction of keeping away from damping spring (4).
7. The debris flow guard for geological disaster prevention according to claim 1, wherein: be provided with drainage seat (7) on base (2), drainage seat (7) from keeping away from retaining soil board (1) to being close to the direction of retaining soil board (1) tilt up gradually.
8. The debris flow guard for geological disaster prevention according to claim 7, wherein: one end of the drainage seat (7) far away from the base is provided with a plurality of bulges (8) at intervals along the length direction of the drainage seat (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320189992.1U CN218861462U (en) | 2023-01-31 | 2023-01-31 | Debris flow protection device for geological disaster prevention |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320189992.1U CN218861462U (en) | 2023-01-31 | 2023-01-31 | Debris flow protection device for geological disaster prevention |
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| CN218861462U true CN218861462U (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320189992.1U Active CN218861462U (en) | 2023-01-31 | 2023-01-31 | Debris flow protection device for geological disaster prevention |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117364806A (en) * | 2023-12-07 | 2024-01-09 | 中国电建集团西北勘测设计研究院有限公司 | Protective equipment for high-rise slope of ice lake mud-rock flow geological disaster |
-
2023
- 2023-01-31 CN CN202320189992.1U patent/CN218861462U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117364806A (en) * | 2023-12-07 | 2024-01-09 | 中国电建集团西北勘测设计研究院有限公司 | Protective equipment for high-rise slope of ice lake mud-rock flow geological disaster |
| CN117364806B (en) * | 2023-12-07 | 2024-03-12 | 中国电建集团西北勘测设计研究院有限公司 | Protective equipment for high-rise slope of ice lake mud-rock flow geological disaster |
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