CN215296041U - High slope blasting rock blocking protective device - Google Patents

Abstract

The utility model discloses a high slope blasting rock rolling blocking protective device, which comprises at least two first cones, wherein a first cross rod and a second cross rod are axially arranged on the first cones, and the lower end surface of the second cross rod is connected with a second cone; the first cross rod and the second cross rod are provided with fixing plates, and two ends of each fixing plate are connected with protection plates; a sliding rod is fixed among the protection plate, the first cross rod and the second cross rod, and a sliding block is connected to the sliding rod in a sliding mode; the slide block is fixedly provided with a bearing plate, a plurality of buffering assemblies are arranged between the bearing plate and the fixed plate, each buffering assembly comprises an X-shaped buffering frame connected to the bearing plate, and the tail end of each X-shaped buffering frame is connected to the fixed plate. The problem of current stone roll block protector shock attenuation effect comparatively single, lead to the shock attenuation effect relatively poor, when the stone strikes the device, can not effectively alleviate the impact force to there is certain potential safety hazard.

Description

High slope blasting rock blocking protective device

Technical Field

The utility model relates to a blasting safety technical field specifically is a high slope blasting rolling stone blocks protector.

Background

With the development of modern construction in China, the blasting operation environment is more and more complex, the requirement on blasting safety is possibly higher and higher, although the engineering blasting technology reaches a very high level, blasting operation is dangerous work, and for safety, a stopping device is installed during mountain blasting in engineering practice;

the Chinese utility model CN209043137U provides a high slope blasting rock rolling blocking and protecting device, which mainly solves the problem that the baffle angle of the existing protecting device can not be adjusted, thereby being inconvenient to use;

in actual use, however, the damping effect of the device is single, so that the damping effect is poor, and when a stone bumps into the device, the impact force cannot be effectively relieved, so that certain potential safety hazards exist;

therefore, the high slope blasting rolling rock blocking and protecting device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a solve above-mentioned technical problem, provide a high slope blasting rock blocks protector.

In order to achieve the above object, the utility model provides a following technical scheme:

a blocking and protecting device for blasting rock rolling on a high slope comprises at least two first cones, wherein a first cross rod and a second cross rod are axially arranged on the first cones, and a second cone is connected to the lower end face of the second cross rod; the first cross rod and the second cross rod are provided with fixing plates, and two ends of each fixing plate are connected with protection plates; a sliding rod is fixed among the protection plate, the first cross rod and the second cross rod, and a sliding block is connected to the sliding rod in a sliding mode; the slide block is fixedly provided with a bearing plate, a plurality of buffering assemblies are arranged between the bearing plate and the fixed plate, each buffering assembly comprises an X-shaped buffering frame connected to the bearing plate, and the tail end of each X-shaped buffering frame is connected to the fixed plate.

When the loading board receives the rockfall and assaults, can drive loading board and slider and slide on the slide bar, the loading board removes to the fixed plate to through buffering subassembly, slow down the impact force that the loading board received, when effectively avoiding the massif blasting, the rockfall impact force is great, thereby leads to blockking that the condition of protector appearing damaging appears.

Preferably, a cylinder is fixed on one side of the X-shaped buffer frame close to the slide rod, and a damping rubber ball and a movable cylinder are arranged in the cylinder; one end of the column body facing the damping rubber ball is provided with a groove, and the other end of the column body extends to the outside of the cylinder body and is connected with the X-shaped buffer frame; and a second return spring is sleeved on the outer peripheral surface of the column body.

Wherein the cylinder is swing joint in the barrel, when the loading board received the impact, can drive X shape buffer frame and take place deformation, the cylinder is inside to remove and extrude the shock attenuation rubber ball to make the shock attenuation rubber ball take place deformation, reset spring cushions two pairs of X shape buffer frames simultaneously, slows down the impact force that it received.

Preferably, one side of the X-shaped buffer frame, which is far away from the sliding rod, is provided with a U-shaped soft steel plate, and a bearing spring is connected in the soft steel plate.

Wherein through setting up the U-shaped mild steel board, further strengthened the shock resistance effect of X shape buffer frame, and through carrier spring, can strengthen the anti-seismic performance of mild steel board, make its whole device's security higher.

Preferably, the outer side of the mild steel plate is hinged with a telescopic frame, and two ends of the telescopic frame are respectively connected to the bearing plate and the fixing plate; and a buffer spring is arranged in the telescopic frame.

Wherein the expansion bracket is conventional equipment, and can stretch out and draw back, receives the extrusion when taking place deformation when mild steel board, can extrude the expansion bracket, and the expansion bracket begins to warp and extrudees buffer spring, can effectively cushion the impact force that the loading board received to with vertical impact force, transversely shift.

Preferably, one side of the protection plate facing the sliding rod is provided with a plurality of pulleys matched with the sliding block.

Wherein through setting up the pulley, can improve the removal efficiency of slider, make it remove more smoothly, and the resistance is littleer.

Preferably, a plurality of first return springs are sleeved on the sliding rod.

A plurality of first reset springs are sleeved on the sliding rod, so that the shock resistance of the equipment can be enhanced, and the buffering effect of the equipment is better.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model can effectively relieve the impact force of falling rocks on the arresting device by matching the bearing plate, the buffer component and the fixed plate, and avoid accidents; 2. compared with the prior art, the utility model, through first cone and second cone, can effectively strengthen the device's stability and fastness, make its difficult condition of taking place slope or displacement.

Drawings

FIG. 1 is a schematic view of the assembly of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic structural view of the first cone and the second cone of the present invention.

In the figure: 1. a first cone; 2. a first cross bar; 21. a second cross bar; 3. a second cone; 4. a protection plate; 41. a pulley; 5. a fixing plate; 6. a slide bar; 61. a slider; 62. a first return spring; 7. a carrier plate; 8. an X-shaped buffer frame; 9. a telescopic frame; 91. a buffer spring; 10. a mild steel plate; 11. a load bearing spring; 12. a cylinder; 13. a barrel; 14. damping rubber balls; 15. and a second return spring.

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 work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-3, a high slope blasting rolling rock blocking and protecting device includes at least two first cones 1, a first cross rod 2 and a second cross rod 21 are axially disposed on the first cones 1, and a second cone 3 is connected to a lower end surface of the second cross rod 21; the first cross rod 2 and the second cross rod 21 are provided with fixing plates 5, and two ends of each fixing plate 5 are connected with protection plates 4; a sliding rod 6 is fixed among the protection plate 4, the cross rod I2 and the cross rod II 21, and the sliding rod 6 is connected with a sliding block 61 in a sliding manner; the bearing plate 7 is fixed on the slide block 61, a plurality of buffer assemblies are arranged between the bearing plate 7 and the fixing plate 5, each buffer assembly comprises an X-shaped buffer frame 8 connected to the bearing plate 7, and the tail end of each X-shaped buffer frame 8 is connected to the fixing plate 5.

The first cone 1 is sequentially provided with the first cross rod 2 and the second cross rod 21 from top to bottom, the lower end face of the second cross rod 21 is connected with the second cone 3, and the first cone 1 and the second cone 3 are inserted into a soil layer, so that the stability of the device after installation can be effectively enhanced, and the device is not easy to displace; then, fixing plates 5 are fixedly installed on the first cross rod 2 and the second cross rod 21, two sides of each fixing plate 5 are connected with L-shaped protection plates 4, one surfaces, facing the first cross rod 2 and the second cross rod 21, of the protection plates 4 are connected with sliding rods 6, and the tail ends of the sliding rods 6 are connected to the first cross rod 2 and the second cross rod 21; the sliding rods 6 are provided with sliding blocks 61 which can slide, and a bearing plate 7 is connected between the sliding blocks 61;

two deformable X-shaped buffer frames 8 are arranged between the bearing plate 7 and the fixed plate 5, a cylinder body 13 is fixed on the left side of one X-shaped buffer frame 8, a deformable damping rubber ball 14 and a cylinder body 12 used for extruding the same are arranged in the cylinder body 13, the tail end of the cylinder body 12 extends to the cylinder body 13 and is connected to the X-shaped buffer frame 8, a soft steel plate 10 is connected to the right side of the X-shaped buffer frame 8, a bearing spring 11 is arranged in the soft steel plate 10, an expansion frame 9 is arranged in the middle of one surface of the bearing plate 7, which is opposite to the fixed plate 5, and a buffer spring 91 is arranged in the expansion frame 9;

when the bearing plate 7 is impacted, the sliding block 61 is driven to slide on the sliding rod 6, the sliding block 61 extrudes the first buffer spring 91 at the moment, the bearing plate 7 drives the X-shaped buffer frame 8 to deform, the column 12 extrudes the damping rubber ball 14, and the second return spring 15 absorbs the shock; when the X-shaped buffer frame 8 deforms, the soft steel plate 10 also deforms, the bearing spring 11 starts damping, the soft steel plate 10 deforms to extrude the telescopic frame 9 to contract, and the telescopic frame 9 extrudes the buffer spring 91 to start damping simultaneously, so that a better anti-seismic effect is achieved through layer-by-layer damping.

Preferably, a cylinder body 13 is fixed on one side of the X-shaped buffer frame 8 close to the slide rod 6, and a damping rubber ball 14 and a movable cylinder body 12 are arranged in the cylinder body 13; one end of the column body 12 facing the damping rubber ball 14 is provided with a groove, and the other end extends to the outside of the cylinder body 13 and is connected with an X-shaped buffer frame 8; the outer peripheral surface of the column body 12 is sleeved with a second return spring 15.

Wherein cylinder 12 is swing joint in barrel 13, when the loading board 7 received the impact, can drive X shape buffer frame 8 and take place deformation, cylinder 12 is inside to remove and extrude shock attenuation rubber ball 14 to make shock attenuation rubber ball 14 take place deformation, two 15 of reset spring cushion X shape buffer frame 8 simultaneously, slow down the impact force that it received.

Preferably, a U-shaped soft steel plate 10 is arranged on one side of the X-shaped buffer frame 8 away from the sliding rod 6, and a bearing spring 11 is connected in the soft steel plate 10.

Wherein through setting up U-shaped mild steel board 10, further strengthened the shock-resistant effect of X-shaped buffer frame 8, and through carrier spring 11, can strengthen mild steel board 10's anti-seismic performance, make its whole device's security higher.

Preferably, the outer side of the mild steel plate 10 is hinged with a telescopic frame 9, and two ends of the telescopic frame 9 are respectively connected to the bearing plate 7 and the fixing plate 5; a buffer spring 91 is provided inside the telescopic frame 9.

Wherein the expansion bracket 9 is conventional equipment, and can stretch out and draw back, receives the extrusion when taking place deformation when mild steel plate 10, can extrude expansion bracket 9, and expansion bracket 9 begins to warp and extrudees buffer spring 91, can effectively cushion the impact force that loading board 7 received to with vertical impact force, transversely shift.

Preferably, a plurality of first return springs 62 are sleeved on the sliding rod 6.

Through the fact that the first reset springs 62 are sleeved on the sliding rod 6, the shock resistance of the equipment can be enhanced, and the buffering effect of the equipment is better.

Example two

In this embodiment, on the basis of the first embodiment, preferably, the side of the protection plate 4 facing the sliding rod 6 is provided with a plurality of pulleys 41 engaged with the sliding block 61, wherein by providing the pulleys 41, the moving efficiency of the sliding block 61 can be improved, so that the sliding block can move more smoothly and the resistance is smaller.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high slope blasting rock fall blocks protector, includes two at least first cones (1), its characterized in that: a first cross rod (2) and a second cross rod (21) are axially arranged on the first cone (1), and the lower end surface of the second cross rod (21) is connected with a second cone (3); fixing plates (5) are arranged on the first cross rod (2) and the second cross rod (21), and two ends of each fixing plate (5) are connected with protection plates (4); a sliding rod (6) is fixed among the protection plate (4), the first cross rod (2) and the second cross rod (21), and the sliding rod (6) is connected with a sliding block (61) in a sliding manner; be fixed with loading board (7) on slider (61), loading board (7) with be equipped with a plurality of buffering subassemblies between fixed plate (5), buffering subassembly is including connecting X shape buffer bracket (8) on loading board (7), the end connection of X shape buffer bracket (8) is in on fixed plate (5).

2. The high slope blasting rock fall blocking and protecting device according to claim 1, characterized in that: a cylinder body (13) is fixed on one side of the X-shaped buffer frame (8) close to the sliding rod (6), and a damping rubber ball (14) and a movable cylinder body (12) are arranged in the cylinder body (13); one end of the column body (12) facing the damping rubber ball (14) is provided with a groove, and the other end of the column body extends to the outside of the cylinder body (13) and is connected with the X-shaped buffer frame (8); and a second return spring (15) is sleeved on the peripheral surface of the cylinder (12).

3. The high slope blasting rock fall blocking and protecting device according to claim 1, characterized in that: one side of the X-shaped buffer frame (8) far away from the sliding rod (6) is provided with a U-shaped soft steel plate (10), and a bearing spring (11) is connected in the soft steel plate (10).

4. The high slope blasting rock fall block protection device of claim 3, characterized in that: the outer side of the mild steel plate (10) is hinged with a telescopic frame (9), and two ends of the telescopic frame (9) are respectively connected to the bearing plate (7) and the fixing plate (5); a buffer spring (91) is arranged in the telescopic frame (9).

5. The high slope blasting rock fall blocking and protecting device according to claim 1, characterized in that: one side of the protection plate (4) facing the sliding rod (6) is provided with a plurality of pulleys (41) matched with the sliding block (61).

6. The high slope blasting rock fall blocking and protecting device according to claim 1, characterized in that: the sliding rod (6) is sleeved with a plurality of first return springs (62).

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