CN216308796U - Spacer for mine blasting - Google Patents

Abstract

The utility model relates to the technical field of mine blasting, in particular to a spacer for mine blasting, which comprises an outer shell, wherein a storage bag is arranged in the outer shell, through holes are formed in the outer wall of the outer shell, protection plates are riveted at the through holes of the outer wall of the outer shell through pins, a top cover is connected to the top end of the outer shell, an air inlet pipe is fixedly connected to the middle of the top cover, the bottom of the air inlet pipe is communicated with the middle of the storage bag, and a supporting device capable of supporting the air inlet pipe is arranged in the middle of the bottom end of the top cover.

Description

Spacer for mine blasting

Technical Field

The utility model relates to the technical field of mine blasting, in particular to a spacer for mine blasting.

Background

In the in-process at the exploitation mine, to great mine geographical environment, often adopt the mode of blasting to dredge to the specified area, and to the deep hole blasting among the open mine blasting engineering, often adopt the spacer to separate the powder, use the spacer can reduce the unit consumption of explosive, the shock attenuation is waterproof, reduce the root, improve the effective utilization ratio of explosive blasting energy, thereby reduce the unit consumption of explosive, and current spacer is the air pocket formula mostly, in the installation, easily cause the air pocket damaged, and the patent is CN 202022337156's patent publication's spacer, the function that has the protection air pocket, but receive the influence of protection shield in the use, the expansion nature of air pocket is relatively poor, the cost of manufacture is higher.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the spacer for mine blasting, which has the effects of better unfolding property of an air bag and lower manufacturing cost.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a spacer for mine blasting, includes the outer shell, and the inside of outer shell is provided with the storage bag, the outer wall of outer shell is provided with the through-hole, the outer wall through-hole department of outer shell all has the guard plate through the riveting of round pin axle, the top of outer shell is connected with the top cap, the middle part fixedly connected with intake pipe of top cap, the bottom of intake pipe and the middle part intercommunication of storage bag, the bottom middle part of top cap is provided with the strutting arrangement that can support the intake pipe.

In order to improve the effect of gas transmission, the bottom middle part of top cap is connected with the stay tube, the lower part of intake pipe inserts the inside of stay tube, the outer wall of intake pipe all with the middle part of storage bag is through a plurality of communicating pipes intercommunication.

For improving the middle position stability of the air inlet pipe, the middle part of the top cover is fixedly connected with a positioning plate, the upper part of the air inlet pipe is fixedly connected with the middle part of the positioning plate, and the bottom end of the positioning plate is fixedly connected with the top end of the supporting pipe.

Preferably, the bottom end of the outer shell is connected with a bottom plate, and the outer wall of the bottom plate is in a sharp-horn shape.

In order to reduce the damage of the storage bag after contacting with the bottom of the shell sleeve, an air bag is arranged at the inner bottom of the shell sleeve.

In order to facilitate the deformation of the outer shell in the expansion process of the storage bag, the outer shell and the pin shaft are both made of wood materials.

Preferably, the protection plate is a flexible rubber plate.

(III) advantageous effects

Compared with the prior art, the utility model provides a spacer for mine blasting, which has the following beneficial effects:

this spacer for mine blasting, through when the installation, outer shell and guard plate protection storage bag, reduce the condition that storage bag damaged, and inside leading-in storage bag of gas through the intake pipe when using, at the expanded in-process of storage bag, storage bag extrusion guard plate warp, the guard plate drives the round pin axle and breaks away from, paste the position that closely needs the jam after the storage bag inflation, and when the great size of inflation, the storage bag drives outer shell and warp, and then with outer shell extrusion fracture, make outer shell and storage bag paste tight inflation department, realize sealed effect, and the expansion nature of air pocket is better, be better in great protector mutually, whole cost of manufacture is lower.

Drawings

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

FIG. 2 is a left side view of the present invention;

fig. 3 is a schematic top view of the present invention.

Reference numerals: 1. an outer shell; 2. a top cover; 3. a protection plate; 4. a pin shaft; 5. storing the bags; 6. an air inlet pipe; 7. a communicating pipe; 8. positioning a plate; 9. an air bag; 10. a base plate; 11. and (5) supporting the tube.

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.

Example (b):

please refer to fig. 1-3, a spacer for mine blasting, comprising an outer casing 1, a storage bag 5 is arranged inside the outer casing 1, a through hole is arranged on the outer wall of the outer casing 1, a protection plate 3 is riveted on the through hole of the outer wall of the outer casing 1 through a pin shaft 4, the outer casing 1 and the pin shaft 4 are both made of wood, the quality through the wood is light, the easy detachability of the joint is better, and the wood is easy to deform under stress, thereby improving the deformation effect of the outer casing 1, facilitating the deformation of the outer casing 1 in the process of expansion of the storage bag 5, the protection plate 3 is a flexible rubber plate, polyurethane can be selected, and the flexibility of the flexible rubber plate is utilized, thereby reducing the stress damage of the protection plate 3 in the installation process, and improving the practicability.

The top end of the outer shell 1 is connected with a top cover 2, the middle part of the top cover 2 is fixedly connected with an air inlet pipe 6, the bottom of the air inlet pipe 6 is communicated with the middle part of the storage bag 5, the middle part of the bottom end of the top cover 2 is provided with a supporting device capable of supporting the air inlet pipe 6, when the storage bag 5 is installed, the outer shell 1 and the protection plate 3 protect the storage bag 5, the damage condition of the storage bag 5 is reduced, gas is guided into the storage bag 5 through the air inlet pipe 6 when the storage bag 5 is used, the protection plate 3 is extruded by the storage bag 5 to deform in the expansion process of the storage bag 5, the protection plate 3 drives the pin shaft 4 to break away, the storage bag 5 is tightly attached to the position needing to be blocked after being expanded, and when the storage bag 5 is expanded to a larger size, the outer shell 1 is driven by the storage bag 5 to deform, further, the outer shell 1 is extruded and broken, the outer shell 1 and the storage bag 5 are tightly attached to the expansion part, the sealing effect is realized, and the air bag 9 has better expansion performance and is better compared with a larger protection device, the whole manufacturing cost is lower.

The bottom middle part of top cap 2 is connected with stay tube 11, the inside of stay tube 11 is inserted to the lower part of intake pipe 6, the outer wall of intake pipe 6 all communicates through a plurality of communicating pipes 7 with the middle part of storage bag 5, transmit gas through a plurality of communicating pipes 7, improve gaseous transmission effect, be convenient for inflate storage bag 5 inside, the bottom middle part fixedly connected with locating plate 8 of top cap 2, the upper portion of intake pipe 6 and the middle part fixed connection of locating plate 8, the bottom of locating plate 8 and the top fixed connection of stay tube 11, separate between stay tube 11 and top cap 2 through locating plate 8, and then the inflation of storage bag 5 of being convenient for, reduce the damage after storage bag 5 warp, improve the middle part positional stability of intake pipe 6.

The bottom of shell cover 1 is connected with bottom plate 10, and the outer wall of bottom plate 10 is the closed angle form, through closed angle form bottom plate 10, is convenient for install shell cover 1, and when adjusting shell cover 1 position, be convenient for with shelter from thing direction both sides, the interior bottom of shell cover 1 is provided with air pocket 9, through the flexibility of air pocket 9, reduces the damage that storage bag 5 received when removing.

When the installation, outer jacket 1 and 3 protection storage bags 5 of guard plate, reduce the condition that storage bags 5 damaged, and through inside intake pipe 6 with gaseous leading-in storage bags 5 when using, at the expanded in-process of storage bags 5, 3 deformation of storage bags 5 extrusion guard plate, 3 drive round pin axles 4 of guard plate break away from, paste the position that closely needs the jam after storage bags 5 expand, and when the great size of inflation, storage bags 5 drive outer jacket 1 and warp, and then with 1 extrusion fracture of outer jacket, make outer jacket 1 and storage bags 5 paste tight inflation department.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims (7)

1. The utility model provides a spacer for mine blasting, includes outer shell (1), and the inside of outer shell (1) is provided with storage bag (5), its characterized in that: the outer wall of outer shell (1) is provided with the through-hole, the outer wall through-hole department of outer shell (1) all has guard plate (3) through round pin axle (4) riveting, the top of outer shell (1) is connected with top cap (2), the middle part fixedly connected with intake pipe (6) of top cap (2), the bottom of intake pipe (6) and the middle part intercommunication of storage bag (5), the bottom middle part of top cap (2) is provided with the strutting arrangement that can support intake pipe (6).

2. The spacer for mine blasting according to claim 1, wherein: the bottom middle part of top cap (2) is connected with stay tube (11), the lower part of intake pipe (6) is inserted the inside of stay tube (11), the outer wall of intake pipe (6) all with the middle part of storing up bag (5) is through a plurality of communicating pipe (7) intercommunication.

3. The spacer for mine blasting according to claim 2, wherein: the bottom end middle part fixedly connected with locating plate (8) of top cap (2), the upper portion of intake pipe (6) with the middle part fixed connection of locating plate (8), the bottom of locating plate (8) and the top fixed connection of stay tube (11).

4. The spacer for mine blasting according to claim 3, wherein: the bottom end of the outer shell (1) is connected with a bottom plate (10), and the outer wall of the bottom plate (10) is in a sharp-horn shape.

5. The spacer for mine blasting according to claim 4, wherein: an air bag (9) is arranged at the inner bottom of the shell sleeve (1).

6. The spacer for mine blasting according to claim 5, wherein: the outer shell sleeve (1) and the pin shaft (4) are both made of wood materials.

7. The spacer for mine blasting according to claim 6, wherein: the protection plate (3) is a flexible rubber plate.

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