CN215810509U

CN215810509U - Mine blasting rubble protector

Info

Publication number: CN215810509U
Application number: CN202122598147.3U
Authority: CN
Inventors: 卢萍; 张金梁; 文义明; 林友; 程涌; 聂琪
Original assignee: Kunming Metallurgy College
Current assignee: Kunming Metallurgy College
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-02-11
Anticipated expiration: 2031-10-27

Abstract

The utility model provides a mine blasting crushed stone protection device, which relates to the technical field of protection devices and comprises a protection frame, wherein a protection plate is arranged on the right side of the protection frame, a vertical plate is arranged on the right side of the protection plate, an active protection net is fixedly arranged in the middle of the protection frame, a spring a is fixedly arranged on the left side of the protection plate, a nut a is fixedly arranged at one end of the spring a, rubber pads are sleeved on the surfaces of the nut a and the spring a, a spring b is fixedly arranged on the right side of the protection plate, and a nut b is fixedly arranged at one end of the spring b, has good buffering effect.

Description

Mine blasting rubble protector

Technical Field

The utility model relates to the technical field of protective devices, in particular to a mine blasting crushed stone protective device.

Background

Mine blasting refers to blasting a specific place through devices such as buried explosives, damages such as broken stones, shock waves, noise and seismic waves generated by explosion are often generated in the blasting operation process, personnel safety and peripheral equipment are seriously affected by individual broken stones generated by blasting, in the prior art, smaller broken stones cannot be resisted by a simple protective net, massive broken stones cannot be well buffered, meanwhile, noise pollution can be generated to the surrounding environment in the broken stone collision process, safety performance is lower, the protective device is easy to damage after being used for a long time, and use cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a mine blasting crushed stone protection device.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a mine blasting rubble protector, includes the protecting frame, the right side of protecting frame is provided with the guard plate, the right side of guard plate is provided with the riser, the intermediate position fixed mounting of protecting frame has the initiative protection network, the left side fixed mounting of guard plate has spring an, spring an's one end fixed mounting has nut an, nut an and spring an's surface all overlaps and is equipped with the rubber pad, the right side fixed mounting of guard plate has spring b, spring b's one end fixed mounting has nut b, the left side fixed mounting of riser has yielding rubber, the side of protecting frame and riser all is provided with disassembly body.

In order to increase the elasticity and strength of the spring, the utility model is improved in that the diameter of the spring b is larger than that of the spring a, and the spring a and the spring b are both made of carbon spring steel wires.

In order to reduce vibration caused by impact of broken stones, the utility model is improved in that holes are formed in the surface of the rubber pad, and the diameters of the holes and the diameter of the spring a are consistent.

In order to prolong the service life of the rubber pad and the damping rubber, the utility model has the improvement that the rubber pad is made of butadiene rubber, and the damping rubber is made of sponge rubber.

In order to facilitate the detachment and installation of the protective device, the utility model is improved in that the detachment mechanism comprises a screw hole a and a screw hole b, the surface of the protective frame is provided with the screw hole a, the screw hole a is internally provided with the screw a in a penetrating manner, the surface of the vertical plate is provided with the screw b, and the screw hole b is internally provided with the screw b in a penetrating manner.

In order to strengthen the connection strength between the protective frame and the protective plate, the utility model is improved in that pipe threads are arranged inside the screw holes a and are matched with the screws a.

In order to increase stability and reduce impact force, the utility model is improved in that four groups of screw holes b are formed in the upper surface of the vertical plate, and the size of each screw b is the same as that of each nut b.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in the utility model, when the protective frame is actually used, the protective frame, the active protective net, the protective plate, the vertical plate, the spring a and the spring b are connected, so that in the process of protecting the broken stone impact, the active protective net is used for filtering larger broken stones, and the impact force generated by the spring a and the spring b to the broken stones is shared and reduced for multiple times, thereby playing a good buffering effect, forming the protection of a multilayer structure and having a good protection effect.

2. In the utility model, when in actual use, the arranged dismounting mechanism is beneficial to replacing parts in the protection device through convenient operation when a certain part of the protection device is damaged, thereby improving the efficiency and reducing the use cost.

Drawings

FIG. 1 is a schematic structural view of a mine blasting crushed stone protection device provided by the utility model;

FIG. 2 is a side-view exploded view of a mine blasting macadam protection device according to the present invention;

FIG. 3 is a schematic structural view of a rubber pad in the device for protecting blasting crushed stone in a mine according to the present invention;

FIG. 4 is an enlarged view of the portion A in FIG. 2 of the mine blasting crushed stone protection device according to the present invention;

FIG. 5 is a rear-view exploded view of a mine blasting macadam protection device according to the present invention;

FIG. 6 is an enlarged view of the portion B in FIG. 5 of the mine blasting crushed stone protection device according to the present invention;

illustration of the drawings:

1. a protective frame; 2. a protection plate; 3. a vertical plate; 4. an active protective net; 5. a rubber pad; 6. a hole; 7. a nut a; 8. a spring a; 9. a nut b; 10. a spring b; 11. damping rubber; 12. a screw hole a; 13. a screw a; 14. a screw hole b; 15. and (b) screws.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a mine blasting rubble protector, including protective frame 1, protective frame 1's right side is provided with guard plate 2, through setting up guard plate 2, play the impact of keeping out the fritter rubble, protective plate 2's right side is provided with riser 3, protective frame 1's intermediate position fixed mounting has initiative protection network 4, through setting up initiative protection network 4, stop the produced bold rubble of blasting, protective plate 2's left side fixed mounting has spring a8, spring a 8's one end fixed mounting has nut a7, nut a7 and spring a 8's surface all overlaps and is equipped with rubber pad 5, hole 6 has been seted up on rubber pad 5's surface, and hole 6 is unanimous with spring a 8's diameter, protective plate 2's right side fixed mounting has spring b10, spring b 10's one end fixed mounting has nut b9, the left side fixed mounting of riser 3 has damping rubber 11.

The diameter of spring b10 is greater than the diameter of spring a8, and the diameter through setting up spring b10 is greater than the diameter of spring a8, has increased the pressure that bears when spring b10 receives the impact, and the material of spring a8 and spring b10 is the carbon spring steel wire, and the carbon spring steel wire has plasticity low, and elasticity is strong, characteristics such as anti stress ability reinforce, can effectual improvement protector receive the impact of rubble like this to increase of service life.

Protection frame 1 and riser 3's side all is provided with disassembly body, disassembly body includes screw hole a12 and screw hole b14, screw hole a12 has been seted up to protection frame 1's upper surface, screw hole a 12's inside runs through and is provided with screw a13, inside to nut a7 department through setting up screw a13 and running through screw hole a12 is connected with it, guarantee the fastness between protection frame 1 and the guard plate 2 that can be fine, riser 3 has seted up screw b15 on the surface, screw hole b 14's inside runs through and is provided with screw b 15.

The pipe thread has been seted up to screw hole a 12's inside, and pipe thread and screw a13 looks adaptation, and the pipe thread has big, the self-locking performance is good, low characteristics such as twist moment and high locking performance of profile of tooth angle, through being connected with screw a13, improves the holding capacity, avoids connecting unstably.

The surface of the vertical plate 3 is provided with a plurality of groups of screw holes b14, the size of the screw b15 is the same as that of the nut b9, and the screw b15 penetrates through the screw holes b14 and is connected with the nut b9 through the plurality of groups of screw holes b14, so that the impact is evenly distributed, and the damage to the vertical plate in the impact process is avoided.

The rubber pad 5 is made of butadiene rubber which has the characteristics of high elasticity, good wear resistance, good cold resistance, low heat generation, good bending resistance, good dynamic performance and the like, the damping rubber 11 is made of sponge rubber which has the characteristics of light weight, softness, elasticity, difficult heat transfer, shock resistance, shock mitigation, heat insulation, sound insulation and the like, and can well mitigate the shock and reduce the damage probability of the protection device.

The working principle is as follows: when the protective frame is actually used, by arranging the protective frame 1, the protective plate 2, the vertical plate 3, the active protective net 4, the rubber pad 5, the spring a8, the spring b10 and the damping rubber 11, when the crushed stone impacts the active protective net 4 through shock waves in the blasting process, the active protective net 4 intercepts larger crushed stone and enables the impact force to be uniformly dispersed to the periphery of the protective frame 1, the impact force is transmitted to the spring a8 from the protective frame 1, the reduced impact force is transmitted to the protective plate 2 through the elastic action of the spring a8, the stability and the buffer force are increased when the spring a8 is impacted through the arranged rubber pad 5, the protective plate 2 resists the impact of the smaller crushed stone after filtration, the buffer force is secondarily reduced through the elastic action of the spring b10, the vibration caused by the impact is reduced through the arranged damping rubber 11, and finally the greatly reduced impact force is transmitted to the vertical plate 3, during the actual use, through the disassembly body who sets up, when certain part in the device damaged after protector uses for a long time, take out screw a13 between protecting frame 1 and guard plate 2 and screw b15 between guard plate 2 and riser 3 and make its separation this moment, realize convenient dismantlement to replace the part of protector internal damage.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a mine blasting rubble protector, includes protecting frame (1), its characterized in that: the right side of protective frame (1) is provided with guard plate (2), the right side of guard plate (2) is provided with riser (3), the intermediate position fixed mounting of protective frame (1) has initiative protection network (4), the left side fixed mounting of guard plate (2) has spring a (8), the one end fixed mounting of spring a (8) has nut a (7), the surface of nut a (7) and spring a (8) all overlaps and is equipped with rubber pad (5), the right side fixed mounting of guard plate (2) has spring b (10), the one end fixed mounting of spring b (10) has nut b (9), the left side fixed mounting of riser (3) has damping rubber (11), the side of protective frame (1) and riser (3) all is provided with disassembly body.

2. The mine blasting stone breakage protector of claim 1, wherein: the diameter of the spring b (10) is larger than that of the spring a (8), and the spring a (8) and the spring b (10) are both made of carbon spring steel wires.

3. The mine blasting stone breakage protector of claim 1, wherein: holes (6) are formed in the surface of the rubber pad (5), and the diameters of the holes (6) and the springs a (8) are the same.

4. The mine blasting stone breakage protector of claim 1, wherein: the rubber pad (5) is made of butadiene rubber, and the damping rubber (11) is made of sponge rubber.

5. The mine blasting stone breakage protector of claim 1, wherein: the disassembly mechanism include screw hole a (12) and screw hole b (14), screw hole a (12) have been seted up to the upper surface of protective frame (1), the inside of screw hole a (12) is run through and is provided with screw a (13), the screw b (15) have been seted up on the surface of riser (3), the inside of screw hole b (14) is run through and is provided with screw b (15).

6. The mine blasting stone breaking protector as recited in claim 5, wherein: pipe threads are formed in the screw hole a (12) and are matched with the screw a (13).

7. The mine blasting stone breaking protector as recited in claim 5, wherein: four groups of screw holes b (14) are formed in the upper surface of the vertical plate (3), and the size of each screw b (15) is the same as that of each nut b (9).