CN216348099U - Plastic connecting piece for detonating cord blasting network - Google Patents
Plastic connecting piece for detonating cord blasting network Download PDFInfo
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- CN216348099U CN216348099U CN202123286415.4U CN202123286415U CN216348099U CN 216348099 U CN216348099 U CN 216348099U CN 202123286415 U CN202123286415 U CN 202123286415U CN 216348099 U CN216348099 U CN 216348099U
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Abstract
The utility model provides a plastic connecting piece for detonating cord blasting network which characterized in that: the explosion-proof fuse is characterized by comprising a transition body, wherein a lower hole section is arranged in the middle of the transition body, small holes used for being matched with an explosion fuse to install are formed in the transition body on two sides of the lower hole section, a cylinder extending upwards is arranged at the upper hole end of the lower hole section, an upper hole section is arranged in the middle of the cylinder, a complete installation hole is formed by the upper hole section and the lower hole section, a fixed block is arranged at the lower hole end of the lower hole section, and a stop block is arranged below the installation hole in the fixed block. The utility model provides a plastic connecting piece for connecting an explosion wire and a booster detonator, which can quickly connect the explosion wire and the booster detonator when the explosion wire is used for networking explosion operation, thereby improving the reliability and stability of the connection of the explosion wire and the booster detonator, ensuring the engineering explosion quality and simultaneously improving the safety of the operation process.
Description
Technical Field
The utility model relates to the technical field of civil blasting equipment, in particular to a connecting piece of a detonating cord and a booster detonator.
Background
In the field of engineering blasting, blasting operation is carried out by using a detonating cord, and the detonating cord is more in application due to the advantages of higher detonation velocity, good cost performance and the like. At present, the common method in China is to bind the detonator and the detonating cord by using rope-shaped objects such as rubber bands, strings and the like or adhesive tapes, and the operation mode is tedious, long in time and low in efficiency; on the other hand, the connection reliability is poor, so that the phenomenon of explosion rejection is easily caused, the explosion effect is influenced, and meanwhile, the potential safety hazard also exists. For the reasons, a device for connecting the detonating cord and the booster detonator is needed to be designed, and the requirements of stable and reliable connection and convenient operation are met.
Disclosure of Invention
The utility model provides a plastic connecting piece for an explosion wire blasting network, which is used for connecting an explosion propagation detonator and an explosion wire. The explosion propagation device is simple to operate and convenient to use, and ensures the reliability and stability of explosion propagation.
The technical solution of the utility model is as follows: a plastic connecting piece for a detonating cord blasting network comprises a connecting piece body, wherein the connecting piece body comprises a cylinder, a cuboid, a connecting body, a fixing block and a stop block; the cylinder is arranged above the cuboid and is arranged in the middle of the cuboid, the upper hole section of the mounting hole for inserting the booster detonator is arranged in the middle of the cylinder, the lower hole section of the mounting hole for inserting the booster detonator is arranged in the middle of the cuboid, the upper hole section of the mounting hole and the lower hole section of the mounting hole form a complete mounting hole, and a circle of boss is arranged at the opening part of the mounting hole; the cylinder is also provided with small grooves distributed circumferentially, and the cylinder is evenly divided into dry equal parts; two sides of the cuboid are respectively provided with small holes for mounting detonating cords, and the axes of the small holes are parallel to the axis of the cylinder; the booster detonator mounting hole penetrates through the cylinder and the cuboid; the small hole for installing the detonating cord penetrates through the cuboid; the connector is arranged below the cuboid and used for connecting the cuboid and a fixed block for fixing the detonating cord; a horizontal mounting groove is arranged in the fixed block, and the opening of the mounting groove is forward; the below of mounting groove is provided with a dog, and the dog is attached to on the fixed block, and the dog is used for preventing to pass and explodes the detonator and drops from the mounting hole.
The mounting groove is a C-shaped groove, and the left side and the right side of the mounting groove are respectively provided with a limiting concave part. When in use, the detonating cord is limited at the position of the limit concave part.
The number of the small grooves uniformly distributed on the cylinder is more than two, and can be 5 or 6. The connecting piece can be used for connecting 1 detonating cord and can also be used for connecting 2 detonating cords.
The distance between the axis of the small hole and the axis of the cylinder is more than 3 times of the radius of the cylinder; the projection of the mounting groove on the bottom surface of the cuboid is positioned between the axes of the two small holes.
And two sides of the cuboid are respectively provided with a viewing window, the viewing windows extend into the small holes for mounting the detonating cord, and the viewing windows are communicated with the small holes.
The utility model provides a plastic connecting piece for detonating cord blasting network, includes the transition body, there is the lower hole section transition body middle part, has the aperture that is used for cooperating the detonating cord installation on the transition body of lower hole section both sides, and the last hole end of lower hole section has the cylinder of upwards extending, and there is the upper hole section cylinder middle part, and a complete mounting hole is constituteed to upper hole section, lower hole section, and the lower hole end of lower hole section has the fixed block, and the mounting groove below in the fixed block is provided with a dog. The transition body is of a cuboid structure. The fixed block is connected with the lower part of the transition body through the connecting body.
And a circle of boss is arranged at the opening part of the mounting hole.
The upper part of the cylinder is provided with more than two small grooves which are distributed circumferentially and are communicated with the mounting hole.
An explosion transfer detonator mounting position is formed among the mounting hole, the middle part of the mounting groove and the stop block, and a detonating cord mounting position is formed among the small hole, the two side parts of the mounting groove and the two side parts of the mounting groove; the detonating cord arranged at the detonating cord installation position is in a bending state.
The detonating cord arranged at the detonating cord installation position comprises a cord section I B1, a cord section II B2, a cord section III B3 and a cord section IV B4, wherein the cord section II B2 is obliquely connected between a cord section III B3 and a cord section I B1, the cord section III B3 is arranged in a small hole, and the upper part of the cord section I B1 is arranged at the side part of the installation groove.
In the field of engineering blasting, the utility model provides a plastic connecting piece for connecting an explosion initiating cable and a booster detonator, which can be used for quickly connecting the explosion initiating cable and the booster detonator when the explosion initiating cable is used for networking blasting operation, thereby improving the reliability and stability of the connection of the explosion initiating cable and the booster detonator, ensuring the engineering blasting quality, improving the safety of the operation process and having wide social and economic values.
Drawings
FIG. 1 is a view showing a structure of a plastic connector for blasting fuse blasting network;
FIG. 2 is a cross-sectional view of a plastic connector A-A;
FIG. 3 is a top view of a plastic connector;
FIG. 4 is a cross-sectional view of the plastic connector B-B;
FIG. 5 is a partial enlarged view of the plastic connecting piece I;
FIG. 6 is a state diagram of the use of the present invention;
fig. 7 is a bottom view of the fixing block of fig. 6.
Detailed Description
In fig. 1-5, the present invention comprises a cylinder 1, a rectangular parallelepiped 2, a connecting body 3, a fixing block 4, and a stopper 5. The cylinder 1 is arranged above the cuboid 2 and in the middle of the cuboid 2, a mounting hole 6 for inserting a booster detonator is arranged in the middle of the cylinder 1, and the diameter of the mounting hole 6 is matched with the outer diameter of the booster detonator. A circle of bosses 7 are arranged at the opening part of the mounting hole 6 to prevent the booster detonator from being easily pulled out of the mounting hole 6; the cylinder 1 is also provided with small grooves 8 distributed circumferentially, the cylinder 1 is divided into a plurality of petals, each petal can extend radially and outwards incline, the size of the opening part of the booster detonator mounting hole is increased, and the booster detonator can be conveniently inserted; two sides of the cuboid 2 are respectively provided with small holes 9 for installing detonating cords, the axes of the small holes 9 are parallel to the axis of the cylinder 1, the distance between the two axes of the small holes 9 is more than 3 times of the radius of the cylinder 1, and the diameter of the small holes 9 is matched with the diameter of the detonating cords; two sides of the cuboid 2 are respectively provided with a window 10, and the window 10 extends into the small hole 9 for installing the detonating cord; the mounting hole 6 of the booster detonator penetrates through the cylinder 1 and the cuboid 2; a small hole 9 for installing the detonating cord penetrates through the cuboid 2; the connector 3 is arranged below the cuboid 2 and is used for connecting the cuboid 2 with a fixed block 4 for fixing the detonating cord; the middle of the fixed block 4 is provided with an installation groove 11, the installation groove 11 is a C-shaped groove, and the width of the C-shaped groove is matched with the diameter of the booster detonator and the diameter of the detonating cord; a stop block 5 is arranged below the C-shaped groove, the stop block 5 is attached to the fixing block 4, and the stop block 5 is used for preventing the booster detonator from falling off from the mounting hole 6.
The distance between the small hole 9 for installing the detonating cord and the cylinder is more than 3 times of the radius of the cylinder, so that when the detonating cord is fixed to the C-shaped groove in the fixed block through the small hole, the axis of the detonating cord has a certain rate of refraction, and the detonating cord is prevented from being pulled out; the width of the C-shaped groove is matched with the diameter of the booster detonator and the diameter of the detonating cord, so that the plastic connecting piece also has a fastening effect on the detonator and the detonating cord.
The use of the present invention will now be further described with reference to fig. 6 and 7, the top view of fig. 6 being a bottom view of the present schematic. When the connecting piece is used, one end of the detonating cord, which is required to be connected with the booster detonator, is inserted into the small hole 9 for installing the detonating cord from the lower part of the cuboid 2 until the detonating cord extends out of the upper end of the cuboid 2 by about 10 mm, the detonating cord at the lower end of the cuboid 2 is held, is embedded into the groove from the notch of the C-shaped groove and is pushed into the semicircular groove in the C-shaped groove; if another detonating cord is connected, the other side of the connecting piece is connected with another detonating cord by the same operation; after the detonating cord is connected, the detonating cord is inserted into the mounting hole 6 of the detonating cord until the bottom of the detonating cord contacts the stop block 5, the detonating cord is fixed in the limiting concave parts on the two sides of the C-shaped groove, and after the operation is finished, the detonating cord A is connected with the two detonating cords through the connecting piece. The limiting concave part is formed by a semicircular groove.
The two detonating cords are a detonating cord I B and a detonating cord II C. Taking the detonating cord one B as an example, the detonating cord one B consists of a cord section one B1, a cord section two B2, a cord section three B3 and a cord section four B4. When the detonating cord one B is installed on the connecting piece, the cord section two B2 is obliquely connected between the cord section three B3 and the cord section one B1, so that the plastic connecting piece also has the function of fastening the detonator and the detonating cord.
Claims (10)
1. The utility model provides a plastic connecting piece for detonating cord blasting network which characterized in that: the connecting piece comprises a connecting piece body, wherein the connecting piece body comprises a cylinder (1), a cuboid (2), a connecting body (3), a fixing block (4) and a stop block (5); the cylinder (1) is arranged above the cuboid (2) and is arranged in the middle of the cuboid (2), the upper hole section of the mounting hole (6) for inserting the booster detonator is arranged in the middle of the cylinder (1), the lower hole section of the mounting hole (6) for inserting the booster detonator is arranged in the middle of the cuboid (2), the upper hole section of the mounting hole (6) and the lower hole section of the mounting hole (6) form a complete mounting hole (6), and a circle of boss (7) is arranged at the opening part of the mounting hole (6); the cylinder (1) is also provided with small grooves (8) distributed circumferentially; two sides of the cuboid (2) are respectively provided with a small hole (9) for installing a detonating cord, and the axis of the small hole (9) is parallel to the axis of the cylinder (1); the booster detonator mounting hole (6) penetrates through the cylinder (1) and the cuboid (2); a small hole (9) for installing the detonating cord penetrates through the cuboid (2); the connector (3) is arranged below the cuboid (2) and is used for connecting the cuboid (2) with the fixed block (4) for fixing the detonating cord; a mounting groove (11) is arranged in the fixed block (4), and the opening of the mounting groove (11) is forward; a stop block (5) is arranged below the mounting groove (11).
2. The plastic connecting piece for the detonating cord blasting network according to claim 1, characterized in that: the left side and the right side of the mounting groove (11) are respectively provided with a limiting concave part.
3. The plastic connecting piece for the detonating cord blasting network according to claim 1, characterized in that: the cylinder (1)
More than two small grooves (8) are uniformly distributed on the upper part.
4. The plastic connecting piece for the detonating cord blasting network according to claim 1, characterized in that: the distance between the axis of the small hole (9) and the axis of the cylinder (1) is more than 3 times of the radius of the cylinder (1); the mounting groove (11) is positioned between the axes of the two small holes (9) in the projection of the bottom surface of the cuboid (2).
5. The plastic connecting piece for the detonating cord blasting network according to claim 1, characterized in that: two sides of the cuboid (2) are respectively provided with a sight glass (10), and the sight glass (10) extends into the small hole (9) for installing the detonating cord.
6. The utility model provides a plastic connecting piece for detonating cord blasting network which characterized in that: the explosion-proof fuse is characterized by comprising a transition body, wherein a lower hole section is arranged in the middle of the transition body, small holes (9) used for being matched with an explosion fuse to install are formed in the transition body on two sides of the lower hole section, a cylinder (1) extending upwards is arranged at the upper hole end of the lower hole section, an upper hole section is arranged in the middle of the cylinder (1), a complete installation hole (6) is formed by the upper hole section and the lower hole section, a fixed block (4) is arranged at the lower hole end of the lower hole section, and a stop block (5) is arranged below an installation groove (11) in the fixed block (4).
7. The plastic connecting piece for the detonating cord blasting network according to claim 6, characterized in that: the mouth of the mounting hole (6) is provided with a circle of bosses (7).
8. The plastic connecting piece for the detonating cord blasting network according to claim 6, characterized in that: more than two small grooves (8) distributed circumferentially are formed in the upper portion of the cylinder (1), and the small grooves (8) are communicated with the mounting hole (6).
9. The plastic connecting piece for the detonating cord blasting network according to claim 6, characterized in that: an explosion propagation detonator mounting position is formed among the mounting hole (6), the middle part of the mounting groove (11) and the stop block (5), and a detonating cord mounting position is formed among the small hole (9), two side parts of the mounting groove (11) and two side parts of the mounting groove (11); the detonating cord arranged at the detonating cord installation position is in a bending state.
10. The plastic connecting piece for detonating cord blasting network according to claim 9, characterized in that: the detonating cord arranged at the detonating cord installation position comprises a cord section I B1, a cord section II B2, a cord section III B3 and a cord section IV B4, wherein the cord section II B2 is obliquely connected between a cord section III B3 and a cord section I B1, the cord section III B3 is arranged in the small hole (9), and the upper part of the cord section I B1 is arranged at the side part of the installation groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286415.4U CN216348099U (en) | 2021-12-24 | 2021-12-24 | Plastic connecting piece for detonating cord blasting network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123286415.4U CN216348099U (en) | 2021-12-24 | 2021-12-24 | Plastic connecting piece for detonating cord blasting network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216348099U true CN216348099U (en) | 2022-04-19 |
Family
ID=81166897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123286415.4U Active CN216348099U (en) | 2021-12-24 | 2021-12-24 | Plastic connecting piece for detonating cord blasting network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216348099U (en) |
-
2021
- 2021-12-24 CN CN202123286415.4U patent/CN216348099U/en active Active
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