CN211855092U

CN211855092U - Open-air medium-length hole blasting emulsion matrix explosive charging device

Info

Publication number: CN211855092U
Application number: CN201921756456.5U
Authority: CN
Inventors: 杜力; 王飞; 张家峰; 李瑾善
Original assignee: Gansu Jiu Steel Group Hongxing Iron and Steel Co Ltd
Current assignee: Gansu Jiu Steel Group Hongxing Iron and Steel Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-11-03
Anticipated expiration: 2029-10-18

Abstract

The utility model belongs to open-air medium-length hole blasting emulsion matrix explosive powder charge field discloses an open-air medium-length hole blasting emulsion matrix explosive charging device to the problem that exists in the big gun hole was carried to emulsion matrix explosive among the prior art, the device includes the funnel body, and the bottom of funnel body is equipped with out the medicine mouth, and the top of funnel body is equipped with the link plate, and the link plate is improved level demountable installation and is had the bubble spirit level. The utility model discloses to directly spray the matrix explosive that flows out at a high speed via the hose on the funnel inner wall, fall into the big gun hole that needs powder charge blasting via the funnel end opening downthehole. And the bubble level meter installed on the funnel enables the funnel to be vertically installed, so that the emulsified base explosive can be guaranteed to fall into a charging position completely vertically after passing through the funnel, and cannot be stuck on the hole wall of the blast hole again. The waste of the explosive can be prevented, and the possibility of safety risk caused by the residual emulsion matrix explosive is reduced.

Description

Open-air medium-length hole blasting emulsion matrix explosive charging device

Technical Field

The utility model relates to a deep hole blasting emulsion matrix explosive powder charge field in open mine, concretely relates to deep hole blasting emulsion matrix explosive charging device in open mine.

Background

In the current surface mine blasting, with the requirements of the maturity of explosive manufacturing technology and safety management, emulsion matrix explosives are used safely and reliably and have stable explosive performance, so most mines use the emulsion matrix explosives as main initiating explosive materials for mine blasting. In the actual blasting construction process, the emulsion matrix explosive is conveyed to a blast hole to be blasted through a plastic hose by a mixed loading vehicle under the action of a pressure pump, but the explosive has a certain speed when flowing out of the plastic hose under the action of the pressure pump, so that the explosive is directly sprayed to the hole wall of the hole opening part of the blast hole, the hole opening part is not taken as a blasting loading position and is taken as a filling position for medium-length hole blasting, and thus, the explosive adhered to the hole wall is wasted, and the adhered explosive is not normally detonated in the blasting process and can be left as blasting residual explosive to leave huge potential safety hazards in stones after blasting. Particularly in the blasting production of surface mines, the residual explosives can be exploded by mechanical impact of shoveling equipment in the shoveling operation process in the subsequent production process, so that the safety of personnel and equipment is threatened, and safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the big gun hole is carried to the emulsified base material explosive among the prior art, providing a simple structure, preparation low price, convenient operation's an open-air medium-length hole blasting emulsified base material explosive charging device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an open-air medium-length hole blasting emulsion matrix explosive charging means, includes the funnel body, and the bottom of funnel body is equipped with out the medicine mouth, and the top of funnel body is equipped with the connecting ring board, and horizontal demountable installation has the bubble spirit level on the connecting ring board.

Further, the taper of the funnel body is 1: 3.

Furthermore, the funnel body and the connecting ring plate are both of an open structure, one side of the connecting ring plate is provided with a notch, two sides of the upper part of the opening of the funnel body are respectively provided with an adjusting bolt hole, an adjusting bolt is arranged in the adjusting bolt hole, and the lower part of the funnel body is provided with a positioning bolt.

Furthermore, the caliber of the medicine outlet is 50 mm.

Further, the diameter of the top opening of the funnel body is the same as the inner diameter of the connecting ring plate, and the diameter of the top opening of the funnel body is 300mm or 350 mm.

Further, the height of the funnel body is 900mm-950 mm.

Further, the connecting ring plate is provided with a bubble level gauge through a mounting bolt.

Further, the mounting bolts are two groups.

Furthermore, the connecting ring plate and the funnel body are plastic or copper funnel bodies.

Furthermore, the adjusting bolt holes are two groups which are correspondingly arranged on two sides of the upper part of the opening of the funnel body.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model discloses an open-air medium-length hole blasting emulsification matrix explosive charging means sets up the funnel through in emulsification matrix explosive loading big gun hole drill way, will fall into the big gun hole that needs the explosive loading to explode in the end opening falls into on the funnel inner wall via the high-speed matrix explosive direct injection that flows of hose on the funnel inner wall. And the bubble level meter installed on the funnel enables the funnel to be vertically installed, so that the emulsified base explosive can be guaranteed to fall into a charging position completely vertically after passing through the funnel, and cannot be stuck on the hole wall of the blast hole again. The waste of the explosive can be prevented, and the possibility of safety risk caused by the residual emulsion matrix explosive is reduced.

The utility model discloses choose for use the medicine outlet of 50mm diameter mainly and can satisfy the charge rate of matrix charge car, the bore is less can prevent that the explosive from splashing the big gun hole pore wall moreover.

The utility model discloses the open-top diameter of selecting the funnel body is 300mm or two kinds of diameters of 350mm mainly in order to satisfy the big gun hole powder charge requirement that open-air medium-length hole diameter is 250mm and 310mm rotary drill drilling.

The utility model discloses funnel body open-top diameter is adjustable size, and its size of a dimension is confirmed by adjusting bolt's mounted position, and when the big gun hole diameter was 310mm, adjusting bolt selected corresponding bolt hole to make the apical opening diameter be located 350mm position, and the bolt selection apical opening diameter was 300mm position when the big gun hole diameter was 250 mm. The diameter of the top opening of the funnel body can be adjusted through different mounting positions of the adjusting bolts so as to meet the charging requirements of different blast hole diameters.

The utility model discloses a connecting ring board and funnel body are plastic or copper product funnel body. The emulsion machine explosive is prevented from contacting other media to explode.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

The reference numerals have the following meanings: 1. a connecting ring plate; 2. a bubble level; 3. installing a bolt; 4. a medicine outlet; 5. a funnel body; 6. adjusting the bolt; 7. positioning the bolt; 8. and (4) a notch.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-2, the explosive charging device for the open-air medium-length hole blasting emulsified base explosives comprises a funnel body 5, wherein a explosive outlet 4 is formed in the bottom of the funnel body 5, and the caliber of the explosive outlet 4 is 50 mm. The top of funnel body 5 is equipped with the connecting ring board 1 with funnel body 5 structure as an organic whole, and bubble level appearance 2 is installed through two sets of construction bolts 3 to connecting ring board 1 improved level. The taper of the funnel body 5 is 1:3, the diameter of the top opening of the funnel body 5 is the same as the inner diameter of the connecting ring plate 1, the diameter of the top opening of the funnel body 5 is 300mm or 350mm, and the height of the funnel body 5 is 900mm-950 mm. Funnel body 5 and connecting ring plate 1 are open structure, and one side of connecting ring plate 1 is equipped with

breach

8, and 5 open-ended both sides of funnel body are equipped with a set of adjusting bolt hole respectively, and close and coincide the opening both sides during the use to be equipped with adjusting bolt 6 in a corresponding set of adjusting bolt hole, the lower part of funnel body 5 is equipped with positioning bolt 7. The connecting ring plate 1 and the funnel body 5 are plastic or copper funnel bodies.

The during operation, behind the bore regulation that will integrative structure's funnel body 5 and connecting ring plate 1 into the bore of needs, through adjusting bolt 6, positioning bolt 7 is fixed, the size of connecting ring plate 1's breach 8 is adjustable, the coincidence of the opening junction of funnel body 5, put into the big gun hole drill way position that needs the blasting behind the installation bubble spirit level 2, through the adjustment of bubble spirit level 2 on the connecting ring plate 1, adjust the bubble of bubble spirit level 2 to the centre of spirit level, funnel body 5 is just in time installed perpendicularly this moment, then directly squeeze into plastics system funnel with the emulsified base material explosive, the explosive will fall into the big gun hole through the funnel.

The utility model discloses the open-top of funnel body 5 and the internal diameter of connecting ring plate 1 are adjustable size, its size of a dimension is confirmed by adjusting bolt 6's mounted position, when big gun hole diameter is 310mm, adjusting bolt 6 selects the adjusting bolt hole on the corresponding funnel body 5 to make the opening part of funnel body 5 coincide and make two adjusting bolt holes correspond, the apical foramen diameter that makes funnel body 5 through adjusting bolt 6 and fastening is that the internal diameter of connecting ring plate 1 is located 350mm position, bolt selection apical foramen diameter is 300mm position when big gun hole diameter is 250 mm. The diameter of the top opening of the funnel body can be adjusted through different mounting positions of the adjusting bolts so as to meet the charging requirements of different blast hole diameters.

Claims

1. The utility model provides an open-air medium-length hole blasting emulsification matrix explosive charging means which characterized by: the automatic medicine-discharging funnel comprises a funnel body (5), a medicine outlet (4) is formed in the bottom of the funnel body (5), a connecting ring plate (1) is arranged at the top of the funnel body (5), and a bubble level meter (2) is detachably mounted on the upper portion of the connecting ring plate (1).

2. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the taper of the funnel body (5) is 1: 3.

3. The explosive loading device for the open-air medium-length hole blasting emulsion matrix explosive according to claim 1 or 2, which is characterized in that: funnel body (5) and connecting ring board (1) are open structure, and one side of connecting ring board (1) is equipped with breach (8), and the upper portion both sides of the opening part of funnel body (5) all are equipped with adjusting bolt hole, are equipped with adjusting bolt (6) in the adjusting bolt hole, and the lower part of funnel body (5) is equipped with positioning bolt (7).

4. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the caliber of the medicine outlet (4) is 50 mm.

5. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the diameter of the top opening of the funnel body (5) is the same as the inner diameter of the connecting ring plate (1), and the diameter of the top opening of the funnel body (5) is 300mm or 350 mm.

6. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the height of the funnel body (5) is 900mm-950 mm.

7. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: and the connecting ring plate (1) is provided with a bubble level meter (2) through a mounting bolt (3).

8. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the number of the mounting bolts (3) is two.

9. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the connecting ring plate (1) and the funnel body (5) are plastic or copper funnel bodies.

10. The explosive loading device for the open-air medium-length hole blasting emulsified base explosives, which is characterized in that: the adjusting bolt holes are two groups which are correspondingly arranged on two sides of the upper part of the opening of the funnel body (5).