CN215984241U

CN215984241U - Roadbed quarrying control blasting charging device

Info

Publication number: CN215984241U
Application number: CN202121355370.9U
Authority: CN
Inventors: 许祥贵; 赵兴华; 张广照; 邹超; 陈华智
Original assignee: CCCC First Highway Engineering Co Ltd; Fourth Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Current assignee: CCCC First Highway Engineering Co Ltd; Fourth Engineering Co Ltd of CCCC First Highway Engineering Co Ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-03-08
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a roadbed quarry controlled blasting explosive charging device which comprises a supporting device, wherein an adjusting device capable of being adjusted according to the size of a cartridge is arranged on the supporting device, a damping device is arranged on the supporting device, and a plurality of springs are fixedly connected between the damping device and the supporting device. According to the explosive loading device, the annular explosive loading device is placed in the smooth drill hole, the explosive cartridge is inserted into the blast hole, the sucker is adsorbed on the inner wall of the drill hole, the diameter of the curve diameter of the rubber top plate is almost the same as that of the inner wall of the drill hole under the action of the spring, the stability of the explosive cartridge in the blasting process is realized, the blasting effect is achieved, the clamping belt can penetrate through the inner cavity of the first U-shaped plate on the fixing buckle to form a ring according to the diameter of the explosive cartridge, the excessive clamping belt penetrates through the inner cavity of the second U-shaped plate of the buckle, the clamping belt is locked through the reverse clamping teeth to prevent the explosive cartridge from falling off, and the clamping belt is continuously fastened to fix the explosive cartridge.

Description

Roadbed quarrying control blasting charging device

Technical Field

The utility model relates to a charging device, in particular to a roadbed quarry blasting control charging device.

Background

Tunnels are engineering structures buried in the ground and are a form of human use of underground space. In the tunnel construction process, a blasting mode is adopted in order to reduce disturbance to surrounding rocks and control the advanced excavation amount, and a smooth blasting technology is usually adopted.

In order to weaken the disturbance of the blasting of the peripheral holes to the surrounding rock, the peripheral holes are mainly charged in an air interval mode, a small-diameter uncoupled mode, an air columnar mode and the like, and the line-charging amount of the peripheral holes is controlled. The air spaced charging and the air columnar charging have higher requirements on the spacing distance, and the process is relatively complicated, so that a small-diameter non-coupling charging mode is mostly adopted in tunnel blasting.

Usually, in the work progress, in order to accelerate the construction progress, the same drilling rod is all adopted to general drill hole diameter, consequently causes that drill hole diameter and cartridge diameter have certain difference, causes the cartridge to sink easily at the bottom of the hole, is unfavorable for the blasting to produce the even propagation of gas stress, also produces easily in the blasting process and floats, beats, is unfavorable for blasting construction, influences the blasting effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a roadbed stone excavation control blasting explosive charging device, which is characterized in that an annular explosive charging device is placed in a smooth drilling hole, an explosive cartridge is inserted into a blasting hole, a sucker is adsorbed on the inner wall of the drilling hole, the diameter of a rubber top plate is almost the same as the diameter of the inner wall of the drilling hole under the action of a spring, the explosive cartridge is stabilized in the blasting process, the blasting effect is achieved, a clamping belt can penetrate through the inner cavity of a first U-shaped plate on a fixing buckle to form a ring according to the diameter of the explosive cartridge, a plurality of clamping belts penetrate through the inner cavity of a second U-shaped plate of the buckle, the clamping belt is locked through reverse clamping teeth to prevent the clamping belt from falling off, meanwhile, the position of the buckle is properly adjusted and moved to form a stable structure, the clamping belt is continuously fastened to fix the explosive cartridge, the uncoupled explosive charging is realized during the explosive charging, the structure is simple, and the roadbed stone excavation control blasting explosive charging device is suitable for practical use.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a road bed stone excavation side control blasting charging means, charging means includes strutting arrangement, strutting arrangement is last to be equipped with can be according to the adjusting device of cartridge size regulation, and strutting arrangement is last to be equipped with damping device, a plurality of springs of fixedly connected with between damping device and the strutting arrangement.

Further, the supporting device is a buckle, and the buckle comprises a fixed buckle and a plurality of movable buckles. The movable buckle and the fixed buckle have the same structure.

Further, the buckle includes first U template, and the both ends of first U template all are equipped with the limiting plate, and the top of first U template is fixed with horizontal distribution's second U template, is equipped with array distribution's reverse latch on the inner chamber upper wall of second U template.

Furthermore, adjusting device includes the cassette, is equipped with array distribution's draw-in groove on the cassette, and the draw-in groove is located on one side near first U template with the cooperation of reverse latch, and adjusting device passes through the cassette and fixes on the fixed buckle with the inner chamber cooperation of first U template, and the removal buckle slides on being located the cassette.

Further, damping device includes a plurality of rubber roofs, and the rubber roof has shock-absorbing function, is equipped with the sucking disc of array distribution on the rubber roof, and the sucking disc is used for adsorbing on glossy drilling inner wall.

Further, the one end and the buckle fixed connection of spring, the other end are fixed on the rubber roof, and the quantity of spring is the same with the quantity of rubber roof.

The utility model has the beneficial effects that:

1. according to the explosive loading device, the annular explosive loading device is placed in the smooth drill hole, the explosive cartridge is inserted into the blast hole, the sucker is adsorbed on the inner wall of the drill hole, the diameter of the curve of the rubber top plate is almost the same as that of the inner wall of the drill hole under the action of the spring, the stability of the explosive cartridge in the blasting process is realized, and the blasting effect is achieved;

2. according to the powder charging device, the clamping belt penetrates through the inner cavity of the first U-shaped plate on the fixed buckle to form a ring shape through the diameter of the powder roll, the clamping belt of the excessive part penetrates through the inner cavity of the second U-shaped plate of the buckle, the clamping belt is locked through the reverse clamping teeth to prevent the clamping belt from falling off, meanwhile, the position of the buckle is properly adjusted and moved to form a stable structure, the clamping belt is continuously fastened to fix the powder roll, the non-coupling powder charging is realized during powder charging, the structure is simple, and the powder charging device is practical.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the spreading structure of the charge of the utility model;

FIG. 2 is a schematic view of the assembled charge of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a road bed stone excavation side control blasting charging means, charging means includes strutting arrangement 1, as shown in figure 1, is equipped with adjusting device 2 that can adjust according to the cartridge size on strutting arrangement 1, and strutting arrangement 1's top is equipped with damping device 3, a plurality of springs 4 of fixedly connected with between damping device 3 and the strutting arrangement 1.

The supporting device 1 is a buckle, as shown in fig. 1, the buckle includes a fixed buckle 11 and a plurality of movable buckles 12, and the movable buckles 12 have the same structure as the fixed buckle 11.

The buckle 11 includes first U template 111, and the both ends of first U template 111 all are equipped with limiting plate 112, and the top of first U template 111 is fixed with horizontal distribution's second U template 113, is equipped with the reverse latch 114 of array distribution on the inner chamber upper wall of second U template 113.

Adjusting device 2 includes cassette 21, as shown in fig. 2, is equipped with array distribution's draw-in groove 22 on cassette 21, draw-in groove 22 and reverse latch 114 cooperation are located on the one side that is close to first U template 111, and adjusting device 2 passes through the inner chamber cooperation of draw-in belt 21 and first U template 111 to be fixed on fixed buckle 11, and removal buckle 12 is located and slides on cassette 21.

The damping device 3 comprises a plurality of rubber top plates 31, as shown in fig. 1, the rubber top plates 31 have a damping function, the rubber top plates 31 are provided with suction cups 32 distributed in an array, and the suction cups 32 are used for being adsorbed on the inner wall of a smooth drilling hole.

One end of the spring 4 is fixedly connected with the buckle, the other end of the spring 4 is fixed on the rubber top plate 31, and the number of the springs 4 is the same as that of the rubber top plate 31.

During the use, run through the interior cavity of first U template 111 on the fixed buckle 11 with cassette 21 according to the diameter size of cartridge and form the circularity, the cassette 21 that exceeds the part passes the inner chamber of the second U template 113 of buckle, pins cassette 21 through reverse latch 114 and prevents that the non return from taking off, simultaneously, buckle 12 position is removed in proper adjustment, forms stable structure, thereby it fixes the cartridge to continue fastening cassette 21, realize the non-coupling powder charge when the powder charge, simple structure is suitable for the practicality.

Place annular charging means in smooth drilling, through inserting the cartridge in the big gun eye, make sucking disc 32 adsorb on the drilling inner wall, through spring 4's effect down, the maze of rubber roof 31 is almost the same with the diameter of drilling inner wall, realizes the firm of cartridge in blasting process, reaches the blasting effect.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a road bed stone excavation side control blasting charging means, charging means includes strutting arrangement (1), its characterized in that, be equipped with adjusting device (2) that can adjust according to the cartridge size on strutting arrangement (1), be equipped with damping device (3) on strutting arrangement (1), a plurality of springs of fixedly connected with (4) between damping device (3) and strutting arrangement (1).

2. A roadbed quarrying controlled blasting charge according to claim 1, characterized in that the supporting device (1) is a buckle, the buckle comprises a fixed buckle (11) and a plurality of movable buckles (12), the movable buckles (12) are the same structure as the fixed buckle (11).

3. The roadbed quarrying controlled blasting explosive charging device according to claim 2, wherein the buckle (11) comprises a first U-shaped plate (111), limiting plates (112) are arranged at two ends of the first U-shaped plate (111), a second U-shaped plate (113) is fixed above the first U-shaped plate (111) and is horizontally distributed, and reverse latch teeth (114) distributed in an array mode are arranged on the upper wall of an inner cavity of the second U-shaped plate (113).

4. The roadbed quarrying controlled blasting explosive charging device according to claim 3, wherein the adjusting device (2) comprises a clamping belt (21), clamping grooves (22) distributed in an array are arranged on the clamping belt (21), the clamping grooves (22) are matched with reverse clamping teeth (114) and located on one side close to the first U-shaped plate (111), the adjusting device (2) is matched with an inner cavity of the first U-shaped plate (111) through the clamping belt (21) and fixed on the fixed buckle (11), and the movable buckle (12) is located on the clamping belt (21) and slides.

5. A roadbed excavation rock side control blasting charge device according to claim 4, characterized in that the damping device (3) comprises a plurality of rubber roofs (31), the rubber roofs (31) have a damping function, the rubber roofs (31) are provided with suction cups (32) distributed in an array, and the suction cups (32) are used for being adsorbed on the smooth inner wall of the drilled hole.

6. A roadbed excavation rock side control blasting charge device according to claim 5, characterized in that one end of the spring (4) is fixedly connected with the buckle, the other end is fixed on the rubber top plate (31), and the number of the spring (4) is the same as the number of the rubber top plate (31).