CN219992260U - Mud-rock flow protector - Google Patents

Abstract

The utility model provides a debris flow protection device which comprises two connected bases and upright posts, wherein two rotatable transverse rods are arranged between the two upright posts, a protection rod is arranged on the upper side of each transverse rod and made of elastic materials, a protection post is arranged on the lower side of each transverse rod, a rotatable sleeve is sleeved on the outer side of each protection post, and the height of the lower end of each protection post from the ground is 10-15cm. The debris flow protection device can incline to have certain self-adaptive capacity; the sleeve can rotate after colliding with stones in the debris flow, so that the stress time of the sleeve and the stones is prolonged, a better buffering effect is achieved, and the shock resistance is high; simple structure, and is convenient for production and processing.

Description

Mud-rock flow protector

Technical Field

The utility model relates to the technical field of geological disaster protection, in particular to a debris flow protection device.

Background

The debris flow is a special flood which is generated on gully or hillside due to water sources such as storm, glacier, snow melt water and the like and carries a large amount of solid matters such as silt, stones, boulders and the like, and is a product of various natural and artificial factors. Because the carried solid substances have extremely strong destructive power, the safety of life and property of people is seriously threatened.

In order to effectively avoid and reduce the damage degree of the debris flow, prevention measures of the debris flow are particularly important. The chinese patent of application number 202121847637.6 discloses a mud-rock flow protector, including the protection bottom plate, be equipped with the self-pressing mechanism that can prevent mud-rock flow on the protection bottom plate, be equipped with on the protection bottom plate and play the backward movement mechanism of cushioning effect to the self-pressing mechanism, the self-pressing mechanism includes the front bezel, the tip fixed mounting of protection bottom plate has the front bezel, install the top board on the protection bottom plate. The scheme can avoid damage to the protection plate caused by overlarge muddy water impact force, but has complex structure, high construction cost and poor adaptability of the installation position and angle to the debris flow.

In view of this, the present utility model has been made.

Disclosure of Invention

The utility model solves the problem that the conventional debris flow protection device is poor in protection effect due to poor self-adaptive capability on debris flow because the conventional debris flow protection device is fixed in installation position and angle.

In order to solve the problems, the utility model provides a debris flow protection device, which comprises two connected bases and upright posts, wherein two rotatable cross bars are arranged between the two upright posts, a protection rod is arranged on the upper side of the cross bars, the protection rod is made of elastic materials, a protection post is arranged on the lower side of the cross bars, a rotatable sleeve is sleeved on the outer side of the protection post, and the height of the lower end of the protection post from the ground is 10-15cm.

The arrangement can enable the cross rod to rotate according to the concrete condition of the debris flow so as to adjust the inclination angles of the protective column and the protective rod, and meanwhile, the sleeve can rotate after colliding with stones in the debris flow, so that the contact area with the stones is increased, the stress time is prolonged so as to play a role in buffering, and the impact resistance of the protective device is improved; meanwhile, the method can not intercept solids in the debris flow, and the failure caused by the impact of the final protection device due to local blockage is avoided.

Preferably, a first spring rod is arranged on one side of the upright post, an included angle alpha between a straight line where the first spring rod is located and a horizontal plane is 55-75 degrees, and the relative position between the first spring rod and the upright post is adjustable. When the cross rod receives larger impact force, the first spring rod can slide relative to the upright post, so that the cross rod inclines to one side of the first spring rod, and a certain buffering effect is achieved; simultaneously, the inclination angles of the protective rod and the protective column can be changed, and the self-adaptive capacity of the protective device is further improved.

Preferably, the stand sets up the second recess, one side interval of second recess sets up a plurality of spacing holes, set up reset spring in the first spring bar, reset spring's end sets up the card post, card post place straight line perpendicular to first spring bar sets up, the terminal part of card post is hemispherical and can spacing assembly to in the spacing hole. The device has a simple structure, the inclination angle of the first spring rod can be adjusted according to the stress condition of the cross rod, and meanwhile, the kinetic energy of the debris flow can be absorbed by utilizing the vibration of the reset spring rod.

Preferably, the debris flow protection device further comprises a second spring rod, a first groove is formed in one side, close to the first spring rod, of the upright post, one end of the second spring rod is assembled in the first groove in a limiting mode, and the other end of the second spring rod is inserted into the ground. This setting can make protector have two natural vibration frequencies, can resonate in order better absorption its kinetic energy with the frequency that the production impact force of mud-rock flow corresponds, and the protection effect is good.

Preferably, the top of stand sets up first early warning device, first early warning device includes temperature sensor, humidity transducer, stress sensor, button cell, controller and wireless transmission module, the controller passes through the circuit and is connected with stress sensor, button cell and wireless transmission module respectively, and wireless transmission module can adopt 2G or 3G network card. The device can transmit relevant information to a remote monitoring system in real time when debris flow occurs, and provides data support for early warning, disaster analysis, rescue and the like.

Preferably, a second early warning device is arranged at the middle position of the first spring rod. The setting can cooperate with the first early warning device, thereby improving the accuracy of early warning and monitoring and reducing the occurrence of false alarm.

Preferably, the guard post and guard bar are arranged at intervals along the length direction of the transverse bar, and the number of the guard bars and guard posts is m respectively ₁ 、m ₂ Wherein m is ₁ ＝2*m ₂ And m is ₂ The number of (2) is 5 to 10. This setting can be to the big or fast stone that leads to kinetic energy of weight through the guard post buffering, and the less stone of quality then buffers through the guard bar, forms little and difficult quilt of being washed down to flood itself simultaneously, and guard time is long.

Preferably, the tip of guard post sets up detachable spacing round platform, is used for right the sleeve carries out spacing assembly, the sleeve is including being the check muscle that annular set up, the inside and outside of check muscle sets up compound ceramic plate respectively.

The impact kinetic energy of the stone is converted into surface energy and internal energy through the rupture of the composite ceramic plate and the plastic deformation of the lattice ribs, and the impact force generated by the stone with larger kinetic energy in main destructive acting force in debris flow is buffered well. Preferably, the composite ceramic plate is annular and is arranged concentrically with the lattice ribs.

Preferably, the two ends of the cross bar are respectively provided with a rotating shaft, one side of the upright post is provided with a fixing hole, and the rotating shafts can be rotationally assembled into the fixing holes. The setting structure is simple and is convenient to realize quick disassembly and assembly in outdoor scenes. Preferably, the free end of the rotating shaft is provided with a transverse hole, and a pin can be embedded into the transverse hole for assembly.

Compared with the prior art, the debris flow protection device has the following beneficial effects: 1) The cross rod rotates according to the concrete condition of the debris flow to finely adjust the posture of the cross rod so that the cross rod has certain self-adaptive capacity; 2) The sleeve can rotate after colliding with stone in the debris flow, so that the contact area between the sleeve and the stone is increased, the stress time is prolonged, the buffering effect is achieved, and the impact resistance of the protection device is improved; 3) Through setting up first spring pole in order to further adjust the inclination of guard bar, guard post, self-adaptation ability and fixity are better.

Drawings

FIG. 1 is a front view of a debris flow guard according to an embodiment of the present utility model;

FIG. 2 is another view of the debris flow guard according to the embodiment of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural diagram of a card post according to an embodiment of the utility model.

Reference numerals illustrate:

1-a base; 2-stand columns; 21-fixing holes; 22-a first groove; 23-a second groove; 24-limiting holes; 3-a cross bar; 31-a guard bar; 32-guard columns; 33-sleeve; 4-a first early warning device; 5-a second early warning device; 6-a first spring lever; 61-clamping columns; 62-a return spring; 7-a secondary spring rod.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Features of embodiments of the utility model may be combined with each other without conflict.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements.

Debris flow refers to landslide caused by heavy rain, snow storm or other natural disasters in mountainous areas or other gullies and areas with dangerous terrains, and carries special floods of a large amount of sediment and stones; on one hand, the mud-rock flow has the advantages of high flow speed, high flow rate, high material capacity and high destructive power, and belongs to serious geological disasters; on the other hand, the debris flow is abrupt, and the proper posture of the protection device after installation cannot be ensured in general; and the protection device is a rigid body, has poor impact resistance and is easy to break, so that the protection effect is greatly reduced. For this, the applicant proposes the following technical solutions:

as shown in fig. 1-4, a debris flow protection device comprises a base 1 and two upright posts 2 which are connected, wherein two rotatable cross bars 3 are arranged between the two upright posts 2, one side of each cross bar 3 is provided with a protection rod 31, the other side of each cross bar 3 is provided with a protection post 32, and the outer side of each protection post 32 is sleeved with a rotatable sleeve 33.

The arrangement can enable the cross rod 3 to rotate according to the concrete conditions of the debris flow so as to finely adjust the postures of the protective column 32 and the protective rod 31, meanwhile, the sleeve 33 can rotate after colliding with stones in the debris flow, the contact area with the stones is increased, the stress time is prolonged so as to play a role in buffering, and the impact resistance of the protective device is improved; meanwhile, the inclination angle of the cross rod 3 is properly adjusted according to the particle size distribution or impact kinetic energy of stones in the debris flow, so that the debris flow has good self-adaption capability. Preferably, the height H of the lower end of the guard post 32 from the ground surface is 10-15cm. The device can reduce the interception capability of solids in the debris flow, and avoid the complete failure of the final protection device caused by the impact of the final protection device due to the local blockage.

As an example of the present utility model, the end of the cross bar 3 is provided with a rotating shaft, the upright 2 is provided with a fixing hole 21, and the rotating shaft can be assembled into the fixing hole 21 in a limited manner. This setting simple structure is convenient for realize tearing open fast under outdoor scene, installs.

As an example of the present utility model, the free end of the rotating shaft is provided with a transverse hole, and a pin can be embedded in the transverse hole for assembly. Preferably, the shaft is provided with a limiting member, so as to limit the inclination angle between the straight line where the protection rod 31 is located and the vertical plane to be 0-15 degrees, and avoid failure caused by too small inclination angle of the protection rod 31. The specific structure of the limiting piece is in the prior art, and details are not repeated here.

Preferably, the sleeve 33 includes lattice ribs arranged in a ring shape, and the inner and outer sides of the lattice ribs are respectively provided with a composite ceramic plate. The impact kinetic energy of the stone is converted into surface energy and internal energy through the rupture of the composite ceramic plate and the plastic deformation of the lattice ribs, and the impact force generated by the stone with larger kinetic energy in main destructive acting force in debris flow is buffered well.

As an example of the present utility model, the number of the guard posts 32 and guard bars 31 is m ₁ 、m ₂ Wherein m is ₁ ＝2*m ₂ ，m ₂ The number of (2) is 5 to 10. This arrangement can buffer the stone with large weight or high speed, which results in large kinetic energy, through the guard post 32, while the stone with smaller mass is buffered through the guard bar 31, and meanwhile, the flood itself is formed to be small and not easy to be washed down, and the guard time is long. Preferably, the guard bar 31 is made of an elastic material, such as rubber or the like,is connected with the cross rod 3 by means of screw connection, clamping connection, grafting connection and the like.

In an example of the present utility model, a limiting round table is disposed at the bottom of the protective post 32, and the limiting round table is detachably connected with the protective post 32, such as a screw connection, a clamping connection, etc. This arrangement allows for quick assembly disassembly of the sleeve 33, facilitating replacement and maintenance.

As an example of the present utility model, a first early warning device 4 is disposed on the top of the upright post 2, where the first early warning device 4 includes a temperature sensor, a humidity sensor, a stress sensor, a button cell, a controller and a wireless transmission module, the controller is connected with the stress sensor, the button cell and the wireless transmission module through lines, and the wireless transmission module may use a 2G or 3G network card. The device can transmit relevant information to a remote monitoring system in real time when debris flow occurs, and provides data support for early warning, disaster analysis, rescue and the like. Preferably, a second early warning device 5 is arranged at the middle position of the first spring rod 6. The arrangement can be matched with the first early warning device 4, so that the accuracy of early warning and monitoring is improved, and the occurrence of false alarm is reduced.

Preferably, a first spring rod 6 is disposed at one side of the upright 2, an included angle α between a straight line where the first spring rod 6 is located and a horizontal plane is 55-75 °, and a relative position between the first spring rod 6 and the upright 2 is adjustable. When the cross rod 3 receives a large impact force, the first spring rod 6 can slide relative to the upright post 2, so that the cross rod 3 inclines to one side of the first spring rod 6, and a certain buffering effect is achieved; meanwhile, the inclination angles of the protective rod 31 and the protective column 32 can be changed, and the self-adaptation capability of the protective device is further improved. The specific structure of the first spring rod 6 is the prior art, and will not be described herein.

Preferably, the upright post 2 is provided with a second groove 23, one side of the second groove 23 is provided with a plurality of limiting holes 24 at intervals, a return spring 62 is arranged in the first spring rod 6, one end of the return spring 62 is provided with a clamping post 61, a straight line where the clamping post 61 is located is perpendicular to the first spring rod 6, and the tail end part of the clamping post 61 is hemispherical and can be assembled into the limiting holes 24 in a limiting mode. The setting structure is simple, the inclination angle of the first spring rod 6 can be adjusted according to the stress condition of the cross rod 3, and meanwhile, the kinetic energy of the debris flow can be absorbed by utilizing the vibration of the first spring rod 6.

As an example of the utility model, the debris flow guard further comprises a second spring bar 7, said second spring bar 7 being in abutment with the intermediate position of the crossbar 3. The setting can further increase mud-rock flow protector's steadiness, avoids it to be destroyed and thoroughly loses the guard action. Preferably, a first groove 22 is formed on one side of the upright post 2, which is close to the first spring rod 6, one end of the second spring rod 7 is assembled in the first groove 22 in a limited manner, and the other end of the second spring rod 7 is inserted into the ground. This setting can make protector have two natural vibration frequencies, can resonate in order better absorption its kinetic energy with the frequency that the production impact force of mud-rock flow corresponds, and the protection effect is good.

When the base 1 is assembled, the upright posts 2 are installed after being completely buried in the ground, the cross bars 3 are assembled between the two upright posts 2, and the sleeve 33 is sleeved on the periphery of the protective post 32; while the first spring rod 6, the second spring rod 7 and the like are installed. When the debris flow occurs, most of the debris flows through the gap between the guard post 32 and the ground, and the large rocks that are trapped collide with the guard post 32 and move downward after buffering, while the small rocks can collide with the guard bar 31 at the upper part to be buffered. In the process, when the impact force is large, the clamping post 61 of the first spring rod 6 is separated from the limiting hole 24 and is scratched into the adjacent limiting hole 24, so that the inclination angle of the protection rod 31 is properly changed to achieve self-adaptive adjustment; and ensures that the protective device does not topple over quickly and has protective capability for a long time.

Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.

Claims (9)

1. The utility model provides a mud-rock flow protector, its characterized in that, including continuous base (1), stand (2) have two and set up rotatable horizontal pole (3) between the two, the upside of horizontal pole (3) sets up guard bar (31), guard bar (31) are made by elastic material, the downside of horizontal pole (3) sets up guard post (32), the outside cover of guard post (32) is equipped with rotatable sleeve (33), the lower extreme of guard post (32) is 10-15cm from the height on ground.

2. The debris flow protection device according to claim 1, wherein a first spring rod (6) is arranged on one side of the upright (2), an included angle α between a straight line where the first spring rod (6) is located and a horizontal plane is 55-75 ° and a relative position between the first spring rod (6) and the upright (2) is adjustable.

3. The debris flow protection device according to claim 2, wherein the upright post (2) is provided with a second groove (23), one side of the second groove (23) is provided with a plurality of limiting holes (24) at intervals, a return spring (62) is arranged in the first spring rod (6), the tail end of the return spring (62) is provided with a clamping post (61), a straight line where the clamping post (61) is located is perpendicular to the first spring rod (6), and the tail end of the clamping post (61) is hemispherical and can be assembled into the limiting holes (24) in a limiting mode.

4. The debris flow protection device according to claim 2, further comprising a second spring rod (7), wherein a first groove (22) is arranged on one side of the upright (2) close to the first spring rod (6), one end of the second spring rod (7) is assembled into the first groove (22) in a limiting mode, and the other end of the second spring rod (7) is inserted into the ground.

5. The debris flow protection device according to claim 1, wherein a first early warning device (4) is arranged at the top of the upright post (2), the first early warning device (4) comprises a temperature sensor, a humidity sensor, a stress sensor, a button cell, a controller and a wireless transmission module, the controller is respectively connected with the stress sensor, the button cell and the wireless transmission module through lines, and the wireless transmission module adopts a 2G or 3G network card.

6. The debris flow protection device according to claim 2, wherein a second pre-warning device (5) is arranged in the middle of the first spring lever (6).

7. The debris flow protection device according to claim 1, wherein a plurality of protection posts (32) and protection bars (31) are arranged at intervals along the length direction of the cross bar (3), and the number of the protection bars (31) and the number of the protection posts (32) are respectively m ₁ 、m ₂ Wherein m is ₁ ＝2*m ₂ And m is ₂ The number of (2) is 5 to 10.

8. The debris flow protection device according to claim 7, wherein a detachable limit round table is arranged at the end part of the protection column (32) and used for limiting and assembling the sleeve (33), the sleeve (33) comprises lattice ribs which are annularly arranged, and composite ceramic plates are respectively arranged on the inner side and the outer side of the lattice ribs.

9. The debris flow protection device according to claim 1, wherein two ends of the cross bar (3) are respectively provided with a rotating shaft, one side of the upright post (2) is provided with a fixing hole (21), and the rotating shafts can be rotatably assembled into the fixing holes (21).