CN118258275A - Electronic detonator ignition head and equipment thereof - Google Patents
Electronic detonator ignition head and equipment thereof Download PDFInfo
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- CN118258275A CN118258275A CN202211675366.XA CN202211675366A CN118258275A CN 118258275 A CN118258275 A CN 118258275A CN 202211675366 A CN202211675366 A CN 202211675366A CN 118258275 A CN118258275 A CN 118258275A
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- electronic detonator
- head
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- 239000004065 semiconductor Substances 0.000 claims abstract description 20
- 238000010304 firing Methods 0.000 claims description 13
- 230000007797 corrosion Effects 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 14
- 239000003814 drug Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001120 nichrome Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention relates to the technical field of electronic detonators, in particular to an electronic detonator ignition head and equipment with the same. The electronic detonator ignition head comprises: a cylindrical body; a base connected to one open end of the cylindrical body; two pins which are arranged at intervals at least partially penetrate through the base, so that one ends of the two pins are arranged in the cylinder body, and the other ends of the two pins are arranged outside the cylinder body; the semiconductor bridge is arranged in the cylinder body, and two ends of the semiconductor bridge are respectively connected with the pin bonding. According to the electronic detonator ignition head and the equipment with the same, pins in the cylindrical body are connected through the semiconductor bridge, the bridge wires are replaced by the semiconductor bridge, so that the vibration resistance is improved, and the bonding connection is utilized, so that the stability and vibration resistance of the connection between the semiconductor bridge and the pins are improved.
Description
Technical Field
The invention relates to the technical field of electronic detonators, in particular to an electronic detonator ignition head and equipment with the same.
Background
The electronic detonator is an electric detonator which adopts an electronic control module to control the detonation process. The electronic control module integrates the special chip, the energy storage capacitor, the ignition element and other components into a whole, the energy storage capacitor is controlled by the special chip to discharge the ignition element, and the ignition element converts electric energy into heat energy to ignite the ignition explosive head. It can be seen that whether the ignition element can normally ignite is a key to whether the electronic detonator can explode. The existing ignition element basically adopts a chip resistor or bridge wire made of nichrome material, and utilizes the principle that nichrome flows through current to generate heat to generate high-temperature Joule heat to ignite the ignition powder, then detonates the primary powder in the electronic detonator, and finally detonates the detonator.
In actual use, the existing ignition element chip resistor and bridge wire are both surface-mounted, the vibration resistance is not strong, and particularly, the bridge wire has poor vibration resistance, and the agent is not ignited due to easy fragmentation or falling in the production, transportation and use processes, so that blind shots are caused.
Therefore, there is a need for an electronic detonator ignition head that is robust and does not chip or fall off easily during production, transportation and use.
Disclosure of Invention
Aiming at the defects in the prior art, the electronic detonator ignition head and the equipment with the same provided by the invention solve the problems that the electronic detonator ignition head is easy to crack or fall off in the production, transportation and use processes to cause the non-ignition of the medicament and cause the blind gun in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The first aspect of the present invention provides an electronic detonator firing head comprising:
A cylindrical body;
a base connected to one open end of the cylindrical body;
two pins which are arranged at intervals at least partially penetrate through the base, so that one ends of the two pins are arranged in the cylinder body, and the other ends of the two pins are arranged outside the cylinder body;
the semiconductor bridge is arranged in the cylinder body, and two ends of the semiconductor bridge are respectively connected with the pin bonding.
In one mode of implementation, the device further comprises an insulating layer, wherein the insulating layer wraps the pin portion penetrating through the base, so that the base is connected with the pin through the insulating layer.
In one manner of implementation, the cartridge and the base are both conductive materials.
In one implementation, an auxiliary pin capable of conducting electricity is disposed on one side of the base away from the cylinder.
In one embodiment, the base and the auxiliary pins are integrally formed.
In one implementation, the distance between the auxiliary pin and the two pins is smaller than the thickness of the electronic control module, so that the electronic control module can form interference fit when placed between the auxiliary pin and the two pins.
In one mode, the base is provided with an everting outer edge, one end of the cylindrical body is connected with the edge of the base, and the outer edge protrudes out of the cylindrical body.
In one implementation, the connecting end of the cylindrical body and the base is provided with an outer edge.
In one mode of implementation, the surfaces of the cylindrical body, the base and part of the pins exposed outside the base are coated with a corrosion-resistant coating.
A second aspect of the invention provides an apparatus having an electronic detonator firing head comprising an electronic detonator firing head as described above.
The beneficial effects of the invention are as follows: according to the electronic detonator ignition head and the equipment with the same, pins in the cylindrical body are connected through the semiconductor bridge, the bridge wires are replaced by the semiconductor bridge, so that the vibration resistance is improved, and the bonding connection is utilized, so that the stability and vibration resistance of the connection between the semiconductor bridge and the pins are improved.
For a further understanding of the nature and technical aspects of the present invention, reference should be made to the following detailed description of the invention and to the accompanying drawings, which are provided for purposes of reference only and are not intended to limit the invention.
Drawings
The technical solution and other advantageous effects of the present invention will be made apparent by the following detailed description of the specific embodiments of the present invention with reference to the accompanying drawings.
FIG. 1 is a schematic view of an electronic detonator ignition head according to the present invention;
FIG. 2 is a front view of an electronic detonator firing head of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a rear view of FIG. 1;
Fig. 5 is a right side view of fig. 1.
Reference numerals:
1. A cylindrical body; 2. a base; 3. pins; 4. a semiconductor bridge; 5. an insulating layer; 6. auxiliary pins; 7. the outer edge of the base; 8. an outer edge of the cylindrical body; 9. a chamber body.
Detailed Description
In order to further explain the technical means adopted by the present invention and the effects thereof, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Referring to fig. 1 to 5, a first aspect of the present invention provides an electronic detonator firing head comprising: a cylindrical body 1, a base 2, pins 3 and a semiconductor bridge 4.
One end of the cylindrical body 1 is connected with the edge of the base 2, and the cylindrical body 1 and the base 2 can be integrally or separately formed. The ignition agent is placed in a cavity-type main body 9 formed by surrounding the cylindrical body 1 and the base 2.
The number of the pins 3 is two, and the two pins 3 partially penetrate through the base 2, so that a part of the pins 3 is arranged in a space surrounded by the cylindrical body 1 and the base 2; the other part protrudes from the base 2 to form a connection pin 3 for connecting with a terminal of an electronic control module.
The semiconductor bridge 4 is arranged in the cylindrical body 1, and two ends of the semiconductor bridge are respectively bonded and connected with the pins 3 to form firm mechanical connection, and the semiconductor bridge is corrosion-resistant, vibration-resistant and high in stability.
In this embodiment, the semiconductor bridge 4 is bonded to the two pins 3, so as to improve the stability and vibration resistance of the connection between the semiconductor bridge 4 and the pins 3, thereby avoiding the occurrence of blind gun due to non-ignition of the medicament caused by easy fragmentation or falling in the production, transportation and use processes.
In one embodiment, the electronic detonator ignition head further comprises an insulating layer 5, the insulating layer 5 wrapping around the portion of the pins 3 penetrating the base 2 such that the base 2 is connected to the pins 3 through the insulating layer 5.
Under the condition that the base 2 is penetrated by the pin 3, an insulating layer 5 is arranged on the peripheral wall of the pin 3 with the thickness of the base 2, the insulating layer 5 fills a space formed between the base 2 and the pin 3, and the base 2 and the pin 3 are blocked, so that the base 2 and the pin 3 are kept in a non-contact state.
The insulating layer 5 may be made of an insulating material such as rubber.
The base 2 and the cylindrical body 1 are made of conductive materials, so that the base 2 and the cylindrical body 1 are connected with a ground wire, electromagnetic interference is shielded, and the medicament in the cylindrical body 1 is protected from being ignited by mistake.
In this embodiment, the insulating layer 5 is used to separate the lead 3 from the base 2, and since both the base 2 and the lead 3 have conductivity, the insulating layer 5 can ensure separation between the lead 3 and the base 2, and does not conduct electricity.
In one embodiment, the side of the base 2 remote from the cartridge 1 is provided with auxiliary pins 6 which are electrically conductive.
Wherein, auxiliary pin 6 can electrically conduct with base 2 to be connected base 2 and tube-shape body 1 with the ground wire, shielding electromagnetic interference protects the medicament mistake in the tube-shape body 1 and fires.
Further, the base 2 and the auxiliary pins 6 are integrally formed, so that virtual connection is avoided.
In addition, since the pins 3 need to be connected with the terminals of the electronic control module, the distance between the auxiliary pins 6 and the two pins 3 is smaller than the thickness of the electronic control module, so that the electronic control module can form interference fit when being placed between the auxiliary pins 6 and the two pins 3, and the terminals of the electronic control module can be correspondingly connected with the pins 3 to form a passage when the electronic control module is clamped between the auxiliary pins 6 and the two pins 3.
In this embodiment, the auxiliary pin 6 not only can make the base 2 and the cylinder 1 be connected with the ground wire, and shielding electromagnetic interference protects the medicament in the cylinder 1 and fires by mistake, but also can be with the electronic control module joint between auxiliary pin 6 and two pins 3, namely the reliable connection of electronic detonator ignition head and electronic control module consolidates electronic detonator ignition head, is favorable to production, transportation and in-process electronic detonator ignition head and electronic control module's vibration resistance.
In one embodiment, the cartridge 1 and the base 2 are fixed for convenience. The base 2 is provided with an everting outer edge, one end of the cylinder 1 is connected with the edge of the base 2, and the outer edge protrudes out of the cylinder 1.
The edge of the base 2 is provided with an everting outer edge, when the cylindrical body 1 and the base 2 are connected to form a whole, the outer edge can protrude out of the peripheral wall of the cylindrical body 1, and the electronic detonator ignition head is clamped and fixed by the outer edge 7 of the base.
In addition, the connecting end of the cylinder body 1 and the base 2 is provided with an outer edge. Namely, the outer edge of the cylindrical body is overlapped with the outer edge 7 of the base, and the electronic detonator ignition head is fixed by utilizing the cylindrical body 1 and the outer edge 7 of the base.
In this embodiment, the outer edge 7 of the tube-shape body overlaps with the outer edge 7 of base, and connects, can increase the area of contact of tube-shape body 1 and base 2, avoid linking by force, can also make things convenient for the fixed of electron detonator ignition head.
In one embodiment, the surfaces of the barrel 1, the base 2, and the portion of the pins 3 exposed outside the base 2 are coated with a corrosion-resistant coating.
Wherein, the surfaces of the corrosion-resistant coating layer arranged on the cylindrical body 1 and the base 2 and the part of the pins 3 exposed outside the base 2 can comprise an outer surface and an inner surface, and the outer surfaces are the outer walls of the cylindrical body 1, the base 2 and the part of the pins 3 exposed outside the base 2; the inner surfaces are the outer walls of the cylinder 1, the base 2 and part of the pins 3 placed in the cylinder 1.
The outer surface and the inner surface are coated with the corrosion-resistant layer, so that the storage time of the electronic detonator ignition head can be prolonged.
The corrosion-resistant coating is a coating formed by spraying a corrosion-resistant material.
A second aspect of the invention provides an apparatus having an electronic detonator firing head comprising an electronic detonator firing head as described above.
In summary, the electronic detonator ignition head provided by the invention has the following advantages:
1. The cavity type main body 9 (formed by surrounding the cylindrical body 1 and the base 2) with an integrated structure is adopted, the two conductive pins 3 are fixed on the base 2 in an embedded manner through insulating materials and are insulated from the cavity type main body 9, the structure is simple and easy to realize, the cavity type main body 9 is more beneficial to the protection and medicine dipping of the ignition element, and the goods adjusting effect is ensured;
2. The two conductive pins 3 and the auxiliary pin 6 form a specific structure, the ignition head is clamped and connected with two sides of the wiring terminal of the electronic control module to form reliable connection, the ignition head is reinforced, and vibration resistance in the production, transportation and use processes is facilitated;
3. The auxiliary pin 6 is directly and integrally connected with the cavity type main body 9, and is not provided with an insulating layer 5, so that a finished metal conductor is formed, the cavity type main body 9 is connected with the ground wire of the electronic control module, the ground wire is used for shielding electromagnetic interference, and the medicament in the cavity is protected from being ignited by mistake;
4. The semiconductor bridge 4 is adopted as an ignition element, so that the ignition device has the advantages of low ignition energy, short detonation time, small volume, small resistance value discreteness and the like, and the reliability of the ignition head is further improved.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An electronic detonator ignition head, comprising:
A cylindrical body;
a base connected to one open end of the cylindrical body;
two pins which are arranged at intervals at least partially penetrate through the base, so that one ends of the two pins are arranged in the cylinder body, and the other ends of the two pins are arranged outside the cylinder body;
the semiconductor bridge is arranged in the cylinder body, and two ends of the semiconductor bridge are respectively connected with the pin bonding.
2. The electronic detonator ignition head of claim 1 further comprising an insulating layer wrapping said pin portion of said base such that said base is connected to said pin by said insulating layer.
3. The electronic detonator ignition head of claim 1 wherein said barrel and said base are both of an electrically conductive material.
4. An electronic detonator ignition head as claimed in claim 3 wherein said base is provided with electrically conductive auxiliary pins on a side thereof remote from said barrel.
5. The electronic detonator firing head of claim 3 wherein said base and auxiliary pins are integrally formed.
6. The electronic detonator firing head of claim 5 wherein said auxiliary pin is spaced from both said pins by a distance less than the thickness of the electronic control module such that an interference fit is created with said electronic control module disposed between said auxiliary pin and both said pins.
7. The electronic detonator ignition head of claim 1 wherein said base is provided with an everting outer rim, one end of said barrel being connected to an edge of said base, said outer rim protruding from said barrel.
8. The electronic detonator firing head of claim 7 wherein said barrel and said base connection end is provided with an outer rim.
9. The electronic detonator firing head of any one of claims 1 to 8 wherein the surfaces of the barrel, the base and the portion of the pins exposed outside the base are each coated with a corrosion resistant coating.
10. An apparatus having an electronic detonator firing head comprising an electronic detonator firing head as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211675366.XA CN118258275A (en) | 2022-12-26 | 2022-12-26 | Electronic detonator ignition head and equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211675366.XA CN118258275A (en) | 2022-12-26 | 2022-12-26 | Electronic detonator ignition head and equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118258275A true CN118258275A (en) | 2024-06-28 |
Family
ID=91603002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211675366.XA Pending CN118258275A (en) | 2022-12-26 | 2022-12-26 | Electronic detonator ignition head and equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118258275A (en) |
-
2022
- 2022-12-26 CN CN202211675366.XA patent/CN118258275A/en active Pending
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