CN216790988U - Sealing device for seismic charge - Google Patents
Sealing device for seismic charge Download PDFInfo
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- CN216790988U CN216790988U CN202123443316.2U CN202123443316U CN216790988U CN 216790988 U CN216790988 U CN 216790988U CN 202123443316 U CN202123443316 U CN 202123443316U CN 216790988 U CN216790988 U CN 216790988U
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- cover
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- wall
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Abstract
The utility model discloses a sealing device for a seismic focus explosive column, which comprises a plastic shell, wherein the top of the plastic shell is connected with a shell mounting head in an integrated injection molding manner, a connecting sleeve is arranged on the outer part of the shell mounting head in a threaded manner, a main charge is filled in the shell mounting head, a detonator is pre-buried in the main charge, and a sealing cover is arranged at the position of a detonator jack in an insertion manner; the sealing cover comprises a cover cap and a cover rod arranged on the cover cap, the cover rod is of a hollow structure, a plurality of positioning ribs are annularly arranged on the inner wall of the cover rod, a detonator hole is formed in the middle of the cover cap, and the detonator hole is communicated with the cover rod. The sealing cover is internally provided with a plurality of positioning ribs which are evenly distributed on the inner wall of the cover rod, so that the friction force between the inner wall of the cover rod and a detonator can be effectively increased to clamp the detonator, and the detonator is prevented from being separated from the inner wall of the cover rod due to pulling in installation and use.
Description
Technical Field
The utility model relates to the technical field of seismic charge for geological exploration, in particular to a sealing device for a seismic charge.
Background
In geological exploration, the geology is surveyed by various means and methods, then a proper bearing stratum is determined, and meanwhile, the foundation type is determined according to the foundation bearing capacity of the bearing stratum, so that the investigation and research activities of the foundation parameters and the technical conditions of mining and utilization are calculated, the mineral reserve and geological data required by mine construction design are provided, and the investigation and research work is carried out on the geological conditions in a certain area.
Seismic charge is needed in geological exploration, the sealing cover of the existing seismic charge is simple in structure, and the possibility that a seismic charge product drops after a detonator is inserted in the exploration process results in that the product cannot be detonated to cause potential safety hazards. Therefore, how to provide a sealing device for a seismic charge is a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing device for a seismic charge, wherein a plurality of positioning ribs are arranged in a sealing cover and evenly distributed on the inner wall of a cover rod, so that the friction force between the inner wall of the cover rod and a detonator can be effectively increased to clamp the detonator, and the detonator is prevented from being separated from the inner wall of the cover rod due to pulling in installation and use.
The sealing device for the seismic charge comprises a plastic shell, wherein the top of the plastic shell is connected with a shell mounting head in an integrated injection molding manner, a connecting sleeve is arranged on the outer part of the shell mounting head in a threaded manner, a main charge is filled in the shell mounting head, a detonator is pre-buried in the main charge, and a sealing cover is arranged at the position of a jack of the detonator in an insertion manner;
the sealing cover comprises a cover cap and a cover rod arranged on the cover cap, the cover rod is of a hollow structure, a plurality of positioning ribs are annularly arranged on the inner wall of the cover rod, a detonator hole is formed in the middle of the cover cap, and the detonator hole is communicated with the cover rod.
Preferably, the outer wall of the shell mounting head is provided with an external thread.
Preferably, the inner wall of the connecting sleeve is provided with an internal thread matched with the external thread.
Preferably, the cap is of a concave round structure, and a plurality of top wire caps are arranged in the concave surface of the cap in an array mode with the detonator hole as the center.
Preferably, the cap, the cover rod, the screw cap and the positioning rib are integrally formed by injection molding.
Preferably, the bottom of the cover rod is of a closed structure.
The utility model has the beneficial effects that:
(1) the detonator hole of the sealing cover is inserted into a detonator during installation, the bottom end of the sealing cover is inserted into a detonator, and a plurality of positioning ribs are arranged in the sealing cover and are evenly distributed on the inner wall of the cover rod, so that the friction force between the inner wall of the cover rod and the detonator can be effectively increased to clamp the detonator, and the detonator is prevented from being separated from the inner wall of the cover rod due to pulling during installation and use;
(2) the top screw cap of the utility model is characterized in that a gap is left between the bottom of the upper root of the multi-section plastic shell and the sealing cover of the root when the multi-section plastic shell is connected in series, so that the situation that the detonator is extruded when the multi-section plastic shell is connected in a rotating way, potential safety hazards are generated, and the safety performance is improved.
Drawings
In the drawings:
FIG. 1 is a schematic view of the general assembly structure of the sealing device for seismic charge according to the present invention;
FIG. 2 is a schematic structural view of a plastic casing in the sealing device for seismic charge proposed by the present invention;
fig. 3 is a rear side view schematically illustrating a sealing cap of the sealing device for seismic charge according to the present invention;
fig. 4 is a schematic front side view of a sealing cover of the sealing device for seismic charge according to the present invention;
fig. 5 is a front view of the sealing cap of the sealing device for seismic charge of the present invention.
In the figure: 1-plastic shell, 2-sealing cover, 21-cap, 22-cap rod, 23-positioning rib, 24-top screw cap, 3-shell mounting head, 4-connecting sleeve, 5-main charge and 6-primer.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. Referring to fig. 1-5, a sealing device for seismic charge comprises a plastic casing 1, the plastic casing 1 is a high-detonation-velocity seismic charge as a whole, the top of the plastic casing 1 is connected with a casing mounting head 3 in an integrated injection molding manner, a connecting sleeve 4 is installed on the outer thread of the casing mounting head 3, the connecting sleeve 4 can connect and mount a plurality of plastic casings 1, a main charge 5 is filled in the casing mounting head 3, a detonating tool 6 is embedded in the main charge 5, and a sealing cover 2 is installed at the insertion hole of the detonating tool 6 in an insertion manner;
sealed lid 2 includes block 21 and installs the cover rod 22 on block 21, cover rod 22 is hollow structure, cover rod 22 bottom is closed structure, annular mounting has many location muscle 23 on the cover rod 22 inner wall, set up three location muscle 23 to equidistant annular mounting in this embodiment, the frictional force of its increase cover rod 22 inner wall and detonator that can be fine, the dead detonator of card that can not be thorough again simultaneously, the detonator cave has been seted up at block 21 middle part, the detonator cave communicates the setting with cover rod 22.
When a detonator hole of the sealing cover 2 is installed, a detonator is inserted, the bottom end of the sealing cover 2 is inserted into the detonator 6, and a plurality of positioning ribs 23 are arranged in the sealing cover 2 and are evenly distributed on the inner wall of the cover rod 22, so that the friction force between the inner wall of the cover rod 22 and the detonator can be effectively increased to clamp the detonator, and the detonator is prevented from being separated from the inner wall of the cover rod 22 when being pulled during installation and use.
The outer wall of the shell mounting head 3 is provided with an external thread, the inner wall of the connecting sleeve 4 is provided with an internal thread matched with the external thread, and the connecting sleeve 4 is directly rotatably mounted on the shell mounting head 3 during mounting.
The cap 21 is of a concave round structure, a plurality of top wire caps 24 are arranged in the concave surface of the cap 21 in an array by taking a detonator hole as a center, and the top wire caps 24 are formed by reserving a gap between the bottom of the upper root of the multi-section plastic shell 1 and the sealing cover 2 of the root when the multi-section plastic shell 1 is connected in series, so that the detonator is prevented from being extruded during rotary connection, and the safety performance is improved.
The cap 21, the cover rod 22, the jackscrew cap 24 and the positioning rib 23 are integrally formed by injection molding.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The sealing device for the seismic charge is characterized by comprising a plastic shell, wherein the top of the plastic shell is connected with a shell mounting head in an integrated injection molding mode, a connecting sleeve is arranged on the outer portion of the shell mounting head in a threaded mode, main charge is filled in the shell mounting head, a detonator is pre-buried in the main charge, and a sealing cover is mounted at a detonator jack in an insertion mode;
the sealing cover comprises a cover cap and a cover rod arranged on the cover cap, the cover rod is of a hollow structure, a plurality of positioning ribs are annularly arranged on the inner wall of the cover rod, a detonator hole is formed in the middle of the cover cap, and the detonator hole is communicated with the cover rod.
2. The seismic charge sealing device of claim 1, wherein the housing mounting head has an external thread on an outer wall thereof.
3. The sealing device for the seismic charge of claim 2, wherein the inner wall of the connecting sleeve is provided with an internal thread matched with the external thread.
4. The seismic charge sealing device of claim 1, wherein said cap has a "concave" circular configuration, and a plurality of caps are arranged in a "concave" surface of said cap in an array centered on said detonator hole.
5. The seismic charge sealing device of claim 4, wherein the cap, the cover rod, the top screw cap and the positioning rib are integrally injection-molded.
6. The seismic charge sealing device of claim 1, wherein the bottom of the cap rod is of a closed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123443316.2U CN216790988U (en) | 2021-12-31 | 2021-12-31 | Sealing device for seismic charge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123443316.2U CN216790988U (en) | 2021-12-31 | 2021-12-31 | Sealing device for seismic charge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216790988U true CN216790988U (en) | 2022-06-21 |
Family
ID=82010572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123443316.2U Active CN216790988U (en) | 2021-12-31 | 2021-12-31 | Sealing device for seismic charge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216790988U (en) |
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2021
- 2021-12-31 CN CN202123443316.2U patent/CN216790988U/en active Active
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