CN211503863U - Auxiliary charging device - Google Patents
Auxiliary charging device Download PDFInfo
- Publication number
- CN211503863U CN211503863U CN201922008240.7U CN201922008240U CN211503863U CN 211503863 U CN211503863 U CN 211503863U CN 201922008240 U CN201922008240 U CN 201922008240U CN 211503863 U CN211503863 U CN 211503863U
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- explosive
- main rod
- detonating cord
- buckle
- auxiliary charge
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Abstract
The utility model relates to an auxiliary charging device, include: the main rod is a shell with a half-moon-shaped cross section; a plurality of explosive mounting points are arranged on the main rod at intervals, and two mounting holes are formed in the left side and the right side of each explosive mounting point; a plurality of cartridges of explosive disposed at the explosive mounting points; the detonating cord is arranged in the main rod along the axial direction of the main rod; and the flexible binding band penetrates through the two mounting holes on the two sides of the explosive mounting point, and the explosive cartridge and the detonating cord at the explosive mounting point are fixed on the main rod. The device is simple, portable and practical, can be spliced according to different blast hole depths, and is high in applicability; the explosive cartridge can be quickly and accurately filled and sent into the blast hole, so that the explosive cartridge reaches the designed space and the specified position of the blast hole.
Description
Technical Field
The utility model relates to an engineering blasting field especially relates to an auxiliary charging device.
Background
In blasting engineering, in order to reduce the damage of explosive to rock wall and blasted body and improve the utilization rate of explosive, a method of interval charging is often adopted, namely, the explosive is separated by a certain distance (the separation distance is greater than sympathetic detonation distance) and is detonated by a detonating cord. The space charging is generally used in presplitting blasting, smooth blasting, blasting of holes around the roadway and demolition blasting. In the prior spaced loading, explosive cartridges are bound on a straight stick by an adhesive tape and are sent into a blast hole, so that the explosive cartridges are easily extruded and deformed to influence the explosive performance and the blasting effect; when straight rod was loaded powder to the big gun hole, the explosive stick rocked easily and is leaded to the explosive stick to block, made the explosive dislocation, when the explosive stick got into the big gun hole in addition, produced the aversion with big gun hole wall friction for some explosive sticks are concentrated in one department or are kept apart too far mutually, and the explosive stick is concentrated and can be leaded to excessive breakage, energy loss, and the phase is kept apart too far also that the dose density is little then lead to the not broken of degree of fragmentation or even, can not reach the blasting design requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve among the prior art when filling powder for the big gun hole, the cartridge is easily by extrusion deformation, aversion influence explosive property and blasting effect's problem, the utility model provides an auxiliary charging device.
The utility model discloses a following technical scheme realizes above-mentioned purpose: an auxiliary charge comprising: the main rod is a shell with a half-moon-shaped cross section; a plurality of explosive mounting points are arranged on the main rod at intervals, and two mounting holes are formed in the left side and the right side of each explosive mounting point; a plurality of cartridges of explosive disposed at the explosive mounting points; the detonating cord is arranged in the main rod along the axial direction of the main rod; and the flexible binding band penetrates through the two mounting holes on the two sides of the explosive mounting point, and the explosive cartridge and the detonating cord at the explosive mounting point are fixed on the main rod.
Further, the main pole is assembled by a plurality of main pole units.
Furthermore, the front end of the main rod unit is provided with a buckle, the rear end of the main rod unit is provided with a buckle interface connected with the buckle in a matched mode, and each main rod unit is connected with the adjacent main rod unit through the buckle and the buckle interface.
Further, the main rod is a half-cut bamboo rod.
Furthermore, a graduated scale is arranged on the main rod.
Further, the mobile jib is equipped with the detonating cord opening along axial direction, the detonating cord passes the detonating cord opening and sets up in the mobile jib.
Further, the detonating cord through opening is an arc-shaped groove, and the opening faces the explosive cartridge.
Further, the detonating cord port is located at one side of the main rod.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the device is simple, portable and practical, can be spliced according to different blast hole depths, and has strong applicability;
(2) the explosive cartridge can be quickly and accurately filled and sent into the blast hole, so that the explosive cartridge reaches the designed distance and the specified position of the blast hole;
(3) the explosion wire port is arranged at the inner side of the device, so that the explosion wire can be protected from being rubbed and extruded and damaged, and the explosion transfer quality is improved;
(4) the explosive cartridge can be prevented from deforming when being bound, and the explosive cartridge is protected;
(5) the device is half-moon-shaped, so that the energy gathering effect can be achieved, and the blasting quality can be improved;
(6) the explosive quantity and the distance between the explosive sticks can be accurately controlled according to the graduated scale;
(7) when charging, the explosive cartridge can be ensured not to be displaced due to friction, and the blasting effect is ensured.
Drawings
FIG. 1 is a side view of the present auxiliary charge;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of a buckle and a buckle interface connection.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1-3, an auxiliary charge comprising: a main boom, a plurality of explosive cartridges 5, a detonating cord 6, and a flexible strap. The mobile jib is the casing that the cross section is the arc form, and inboard interval is provided with a plurality of explosive mounting points, and explosive cartridge 5 sets up in explosive mounting point department, and every explosive mounting point left and right sides is equipped with two mounting holes 3. The flexible binding band passes through the two mounting holes 3 on the two sides of the explosive mounting point, and an explosive cartridge 5 and an explosive fuse 6 at the explosive mounting point are fixed on the main rod.
The bamboo pole with half cut can be selected as the main pole, the material is easy to obtain and the cost is low. The detonating cord 6 is arranged in the main rod along the axial direction of the main rod, a detonating cord opening 7 can be arranged in the main rod along the axial direction, and the detonating cord 6 penetrates through the detonating cord opening 7 and is arranged in the main rod. The detonating cord through opening 7 may be a half-moon arc-shaped slot with an opening facing the explosive cartridge 5 and located at one side of the main rod, so that friction between the detonating cord and the inner wall of the main rod can be prevented, and excessive extrusion between the explosive cartridge 5 and the detonating cord 6 can also be prevented.
The mobile jib can be assembled by a plurality of mobile jib units 10 and form, and every mobile jib unit 10 front end is equipped with buckle 1, and the rear end is equipped with the buckle interface 2 of being connected with buckle 1 cooperation, and every mobile jib unit 10 passes through buckle 1 and buckle interface 2 with adjacent mobile jib unit 10 and is connected. Corresponding mobile jib unit 10 can be chooseed for use according to the degree of depth of big gun hole like this, and buckle 1 aims at buckle interface 2 and assembles into suitable mobile jib, chooses for use mobile jib unit 10 to do benefit to the transport moreover.
In addition, can set up scale 4 on the mobile jib, the explosive cartridge can be according to the design requirement, and the cooperation scale 4 is placed at best design and is put.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (8)
1. An auxiliary charge, comprising:
the main rod is a shell with a half-moon-shaped cross section;
a plurality of explosive mounting points are arranged on the main rod at intervals, and two mounting holes are formed in the left side and the right side of each explosive mounting point;
a plurality of cartridges of explosive disposed at the explosive mounting points;
the detonating cord is arranged in the main rod along the axial direction of the main rod; and
and the flexible binding band penetrates through the two mounting holes on the two sides of the explosive mounting point, and the explosive cartridge and the detonating cord at the explosive mounting point are fixed on the main rod.
2. An auxiliary charge in accordance with claim 1 wherein the primary stem is assembled from a plurality of primary stem units.
3. An auxiliary charging device as claimed in claim 2, wherein the front end of the main rod unit is provided with a buckle, the rear end of the main rod unit is provided with a buckle interface in fit connection with the buckle, and each main rod unit is connected with the adjacent main rod unit through the buckle and the buckle interface.
4. An auxiliary charge as claimed in claim 1, in which the main shaft is a half-cut bamboo pole.
5. An auxiliary charge in accordance with claim 1, 2, 3 or 4 wherein the primary rod is provided with a scale.
6. An auxiliary charge according to claim 1, 2, 3 or 4, wherein the main rod is provided with a detonating cord through-opening in the axial direction, the detonating cord being disposed within the main rod through the detonating cord through-opening.
7. An auxiliary charge according to claim 6 wherein the detonating cord port is an arcuate slot opening into the cartridge.
8. An auxiliary charge according to claim 6, wherein the detonating cord port is located on one side of the primary stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922008240.7U CN211503863U (en) | 2019-11-19 | 2019-11-19 | Auxiliary charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922008240.7U CN211503863U (en) | 2019-11-19 | 2019-11-19 | Auxiliary charging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211503863U true CN211503863U (en) | 2020-09-15 |
Family
ID=72410279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922008240.7U Active CN211503863U (en) | 2019-11-19 | 2019-11-19 | Auxiliary charging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211503863U (en) |
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2019
- 2019-11-19 CN CN201922008240.7U patent/CN211503863U/en active Active
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