Spiral hole type shaped charge blasting tube device

Abstract

The utility model discloses a spiral hole type shaped charge blasting tube device, and belongs to the field of engineering blasting. The device is used for charging during blasting and comprises a blasting hole, an energy gathering pipe, a telescopic buckle, a positioning cover plate and a positioning bottom plate, the telescopic buckle is arranged between the positioning cover plate and the positioning bottom plate, and the device is suitable for blasting of various sizes. A plurality of blasting holes are evenly distributed in the pipe wall of the device, the positions of the blasting holes in the four directions are not in the same plane, the use efficiency of blasting energy can be improved, and the rock breaking effect is enhanced. The device is simple in structure, easy to install and use, capable of saving blasting materials, reducing construction cost, improving labor productivity, easy to operate, convenient to carry and suitable for drilling and blasting method construction, time and cost are saved, meanwhile, the device can help field operators to be more standard and convenient in the charging process, and tunnel blasting excavation quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model provides a spiral hole formula energy -gathering blasting pipe device belongs to the engineering blasting field, and especially relates to a spiral hole formula energy -gathering water pressure blasting device. BACKGROUND

[0002] At present, the mountain tunnel engineering construction generally adopts the blasting excavation mode, and mostly adopts the drill and blast method, and in construction, the artificial or rock drilling jumbo drills the hole at the working face, and the explosive and electronic detonator are combined and directly inserted into the blasting hole to carry out the blasting construction. In the smooth blasting, the energy -gathering groove charging structure is generally used to obtain the relatively smooth profile after blasting. Therefore, in the blasting construction, the charging structure of the peripheral hole directly influences the tunnel forming effect, and is the key of the mountain tunnel blasting excavation construction.

[0003] The blasting energy -gathering pipe in the prior art is inconvenient to change the size, and therefore the use is single, different blasting situations cannot be realized, the blasting effect is poor, the charging efficiency is low, the charging structure is inaccurate, and the overall blasting effect and quality are influenced. Therefore, it is necessary to provide a new energy -gathering blasting device with simple structure, easy installation and use and improved blasting effect. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem that the prior art energy -gathering blasting device has poor applicability, is inconvenient to change the size, has low charging efficiency, has inaccurate charging structure and influences the blasting effect.

[0005] In order to solve the above problems, the utility model provides a technical scheme that a spiral hole formula energy -gathering blasting pipe device, including energy -gathering pipe, energy -gathering pipe one side fixed connection has telescopic buckle, the other side is provided with and the corresponding positioning assembly of telescopic buckle, and positioning assembly is connected with telescopic buckle, the pipe wall of energy -gathering pipe is equipped with a plurality of blast holes that spiral distribution surrounds energy -gathering pipe.

[0006] Preferably, the energy -gathering pipe axis section is all optimal arc, and a plurality of blast holes are evenly arranged on the energy -gathering pipe.

[0007] Preferably, the positioning assembly includes a positioning base plate and a positioning cover plate, both of which are fixedly connected with the energy -gathering pipe, and the positioning cover plate is located outside the positioning base plate.

[0008] Preferably, the telescopic buckle is located between the positioning cover plate and the positioning base plate, and the positioning buckle is slidingly arranged relative to the positioning base plate, and the positioning cover plate is provided with an interface corresponding to the telescopic buckle.

[0009] Preferably, the energy -gathering pipe is provided with blast holes in four directions, and the blast holes in the four directions are not on the same plane.

[0010] Preferably, the shaped charge tube is made of polyethylene material.

[0011] Preferably, the blasting hole on the shaped charge tube is a circular opening with a diameter of 10 mm.

[0012] The utility model discloses the beneficial effect that:

[0013] 1, the one side fixed connection of shaped charge tube has telescopic buckle, and the other side is provided with the positioning assembly corresponding with telescopic buckle, through positioning assembly and telescopic buckle, can adjust the size of shaped charge tube, improve the size applicability of shaped charge tube.

[0014] 2, the diameter of shaped charge tube can be adjusted relatively, can conveniently charge and arrange the charge structure.

[0015] 3, the pipe wall of shaped charge tube is equipped with a plurality of blast hole that surrounds the spiral distribution of shaped charge tube, can enhance the blasting effect.

[0016] 4, the axis section of shaped charge tube is all optimal arc, can expand the scope of application. DRAWINGS

[0017] Figure 1 It is the perspective view of the utility model.

[0018] Figure 2 It is the plan view of the utility model.

[0019] Figure 3 It is the side elevation view of the utility model.

[0020] 1, blast hole, 2, shaped charge tube, 3, telescopic buckle, 4, positioning bottom plate, 5, positioning cover plate. PREFERRED EMBODIMENT

[0021] The utility model is further explained in connection with the drawings below.

[0022] According to Figures 1-3 As shown in the figure: the utility model provides a spiral hole type shaped charge tube device: including shaped charge tube 2, shaped charge tube 2 adopts polyethylene material, the axis section of shaped charge tube 2 is all optimal arc, the one side fixed connection of shaped charge tube 2 has telescopic buckle 3, and the other side is provided with the positioning assembly corresponding with telescopic buckle 3, and the positioning assembly is connected with telescopic buckle 3, can expand or reduce the pipeline diameter through telescopic buckle 3 and positioning assembly, increases the size applicability.

[0023] The pipe wall of shaped charge tube 2 is equipped with a plurality of blast hole 1 that surrounds the spiral distribution of shaped charge tube 2, and blast hole 1 is a circular opening with a diameter of 10 mm, and a plurality of blast hole 1 is evenly distributed and arranged on shaped charge tube 2, blast hole 1 is arranged in four directions on shaped charge tube 2, and the four directions blast hole 1 are not on the same plane, and the blasting effect can be improved when blasting.

[0024] As Figure 1 , 2 shown, the positioning assembly includes a positioning base plate 4, a positioning cover plate 5, the positioning base plate 4 and the positioning cover plate 5 are fixedly connected with the shaped charge tube 2, and the positioning cover plate 5 is located outside the positioning base plate 4. The telescopic buckle 3 is located between the positioning cover plate 5 and the positioning base plate 4, the positioning buckle is slidingly arranged relative to the positioning base plate 4, can be slid along the axial clockwise or counterclockwise, and the positioning cover plate 5 is provided with an interface corresponding to the telescopic buckle 3, which can firmly buckle after adjusting the position.

[0025] The principle of the utility model

[0026] As Figure 2 shown, in use, the telescopic buckle 3 of the utility model is pulled out from the positioning cover plate 5 and the positioning base plate 4 or inserted to expand or shrink to meet the size requirement on site, after size adjustment, it can be fixed with the positioning cover plate 5 and the positioning base plate 4, which can increase the applicability of the blasting pipe provided by the application. And the diameter of the shaped charge tube 2 can be adjusted relatively, which can improve the charging effect and optimize the charging structure, thereby optimizing the blasting effect. As Figure 1 , 3 shown, the spiral distribution of the blasting hole 1 can make the energy of the explosive more evenly distributed in the entire blasting area, effectively improve the comprehensiveness and efficiency of blasting, can reasonably adjust the propagation path of the blasting wave, make the shock wave produced by explosion more uniform and continuous, thereby improving the crushing effect of rock or other materials.

[0027] The above describes the utility model and its implementation mode, which is not limited, and the shown in the drawings is only one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, without creative design, similar structure modes and embodiments of the technical scheme should belong to the protection scope of the utility model.

Claims

1. A spiral hole type shaped charge blasting tube device, comprising a shaped charge tube (2); characterized in that: A telescopic buckle (3) is fixedly connected to one side of the energy-gathering tube (2), and a positioning assembly corresponding to the telescopic buckle (3) is provided on the other side, and the positioning assembly is connected to the telescopic buckle (3); a plurality of blasting holes (1) are provided on the wall of the energy-gathering tube (2) and are distributed spirally around the energy-gathering tube (2).

2. The spiral hole type shaped charge bursting tube device according to claim 1, characterized in that: The axial cross-sections of the energy-gathering tubes (2) are all in an arc shape, and a plurality of blasting holes (1) are evenly distributed on the energy-gathering tubes (2).

3. The spiral hole type shaped charge bursting tube device according to claim 1, characterized in that: The positioning assembly comprises a positioning base plate (4) and a positioning cover plate (5); the positioning base plate (4) and the positioning cover plate (5) are both fixedly connected to the energy-gathering tube (2), and the positioning cover plate (5) is located outside the positioning base plate (4).

4. The spiral hole type shaped charge bursting tube device according to claim 3, characterized in that: The telescopic buckle (3) is located between the positioning cover plate (5) and the positioning base plate (4), the positioning buckle is slidably arranged relative to the positioning base plate (4), and an interface corresponding to the telescopic buckle (3) is provided on the positioning cover plate (5).

5. The spiral hole type shaped charge bursting tube device according to claim 1, characterized in that: The energy-gathering tube (2) is provided with blasting holes (1) in four directions, and the blasting holes (1) in the four directions are not on the same plane.

6. The spiral hole type shaped charge bursting tube device according to claim 1, characterized in that: The energy-gathering tube (2) is made of polyethylene.

7. The spiral hole type shaped charge bursting tube device according to claim 1, characterized in that: The blasting hole (1) on the energy-gathering tube (2) is a circular opening with a diameter of 10 mm.

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